/* ================================================================
   BBI Theme — Main Stylesheet
   BlockBridge Investments
   Production-ready • Premium fintech redesign
   ================================================================ */

/* ── Google Fonts loaded via PHP (Raleway + Open Sans) ─────────── */

/* ── Design Tokens ──────────────────────────────────────────────── */
:root {
    --navy:          #0d2035;
    --teal:          #2d8c89;
    --teal-light:    #a8d8d6;
    --teal-mid:      #4aa8a5;
    --cream:         #fdf5f0;
    --white:         #ffffff;
    --footer-bg:     #f2f2f2;
    --text:          #0d2035;
    --text-body:     #4a5568;
    --border:        #e2e8f0;
    --font-heading:  'Raleway', sans-serif;
    --font-body:     'Open Sans', sans-serif;
    --transition:    0.25s ease;
    --radius-card:   16px;
    --radius-pill:   50px;
    --shadow-card:   0 8px 40px rgba(13,32,53,0.10);
    --shadow-teal:   0 8px 24px rgba(45,140,137,0.35);
}

/* ── Reset & Base ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-body);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text);
    line-height: 1.15;
    font-weight: 700;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.1; }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

svg { display: inline-block; flex-shrink: 0; }

/* ── Layout Container ───────────────────────────────────────────── */
.container {
    width: 88%;
    max-width: 1200px;
    margin: 0 auto;
}

/* ── Page Wrapper (offset fixed header) ────────────────────────── */
.page-wrapper {
    padding-top: 76px;
}

/* ── Skip Link ──────────────────────────────────────────────────── */
.skip-link {
    position: absolute;
    top: -999px;
    left: 0;
    background: var(--teal);
    color: var(--white);
    padding: 0.5rem 1rem;
    z-index: 9999;
    font-size: 0.875rem;
}
.skip-link:focus { top: 0; }

/* ================================================================
   BB500 ANIMATIONS
   ================================================================ */

@keyframes bb500FadeUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes bb500FadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes bb500Float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-10px); }
}

@keyframes bb500SlideRight {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes bb500LineDraw {
    from { width: 0; opacity: 0; }
    to   { width: 80px; opacity: 1; }
}

@keyframes bb500ScaleIn {
    from { opacity: 0; transform: scale(0.92); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes bb500TabIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* ── Eyebrow Label ──────────────────────────────────────────────── */
.eyebrow-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 0.75rem;
}

/* ================================================================
   HEADER
   ================================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 20px rgba(13,32,53,0.08);
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 73px;
}

/* ── Logo ───────────────────────────────────────────────────────── */
.site-logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
    flex-shrink: 0;
}

.site-logo__img {
    height: 48px;
    width: auto;
}

.site-logo__icon {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.site-logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-line1 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: 0.08em;
}

.logo-line2 {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--teal);
    letter-spacing: 0.18em;
}

/* ── Primary Nav ────────────────────────────────────────────────── */
.primary-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

/* Nav link with animated teal underline */
.primary-nav a:not(.btn-appointment) {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--navy);
    text-decoration: none;
    transition: color var(--transition);
    white-space: nowrap;
    position: relative;
    padding-bottom: 2px;
}

.primary-nav a:not(.btn-appointment)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--teal);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.28s ease;
}

.primary-nav a:not(.btn-appointment):hover,
.primary-nav a:not(.btn-appointment).active {
    color: var(--teal);
}

.primary-nav a:not(.btn-appointment):hover::after,
.primary-nav a:not(.btn-appointment).active::after {
    transform: scaleX(1);
}

/* Dropdown trigger — styled like a nav link but not an <a> */
.primary-nav .nav-label {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--navy);
    cursor: default;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding-bottom: 2px;
}

.primary-nav .nav-label.active { color: var(--teal); }

.primary-nav .menu-item-has-children:hover .nav-label { color: var(--teal); }

.nav-dropdown-icon {
    flex-shrink: 0;
    transition: transform 0.22s ease;
    vertical-align: middle;
}

.primary-nav .menu-item-has-children:hover .nav-dropdown-icon {
    transform: rotate(180deg);
}

/* ── Nav Dropdown ────────────────────────────────────────────────── */
.primary-nav .menu-item-has-children {
    position: relative;
    display: flex;
    align-items: center;
}

/* Transparent bridge covers the gap so hover is never lost */
.primary-nav .menu-item-has-children::after {
    content: '';
    position: absolute;
    top: 100%;
    left: -10px;
    right: -10px;
    height: 18px;
    display: none;
}

.primary-nav .menu-item-has-children:hover::after {
    display: block;
}

.primary-nav .sub-menu {
    display: none;
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 12px;
    min-width: 176px;
    box-shadow: 0 8px 32px rgba(13,32,53,0.12);
    z-index: 500;
    padding: 0.375rem 0;
    list-style: none;
}

.primary-nav .sub-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid var(--white);
}

.primary-nav .menu-item-has-children:hover > .sub-menu,
.primary-nav .menu-item-has-children:focus-within > .sub-menu {
    display: block;
}

.primary-nav .sub-menu li { list-style: none; }

.primary-nav .sub-menu a {
    display: block;
    padding: 0.6rem 1.25rem;
    color: var(--navy) !important;
    font-size: 0.875rem;
    white-space: nowrap;
    transition: color var(--transition), background var(--transition);
}

.primary-nav .sub-menu a:hover {
    color: var(--teal) !important;
    background: rgba(45,140,137,0.06);
}

.primary-nav .sub-menu a::after { display: none !important; }

/* Phone in nav */
.nav-phone {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--navy) !important;
    white-space: nowrap;
}

.nav-phone:hover { color: var(--teal) !important; }

/* Appointment button — pill style */
.btn-appointment {
    display: inline-flex;
    align-items: center;
    padding: 0.55rem 1.4rem;
    border: 1.5px solid var(--navy);
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--navy) !important;
    background: transparent;
    white-space: nowrap;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition), box-shadow var(--transition);
}

.btn-appointment:hover {
    background: var(--navy);
    color: var(--white) !important;
    box-shadow: 0 4px 16px rgba(13,32,53,0.2);
    border-color: var(--navy);
}

/* ── Hamburger Toggle ───────────────────────────────────────────── */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    position: relative;
    z-index: 1100;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
    transform-origin: center;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ================================================================
   BUTTONS (global)
   ================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.9rem 2.2rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition), box-shadow var(--transition);
    border: 2px solid transparent;
    line-height: 1.2;
    white-space: nowrap;
}

/* Teal filled — pill */
.btn-teal {
    background: var(--teal);
    color: var(--white);
    border-color: var(--teal);
}

.btn-teal:hover {
    background: var(--teal-mid);
    border-color: var(--teal-mid);
    color: var(--white);
    box-shadow: var(--shadow-teal);
}

/* Full width */
.btn-full {
    width: 100%;
    display: flex;
}

/* Outlined white (used on dark navy sections) — pill */
.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.7);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition), box-shadow var(--transition);
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--navy);
    border-color: var(--white);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

/* ================================================================
   TWO-COLUMN GRID
   ================================================================ */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.two-col--contact {
    gap: 5rem;
    align-items: start;
}

/* Image column — dark section treatment */
.section-dark .two-col__image img {
    width: 100%;
    border-radius: var(--radius-card);
    object-fit: cover;
    aspect-ratio: 4/3;
    box-shadow: 0 32px 64px rgba(0,0,0,0.4);
}

/* Light section image */
.two-col__image img {
    width: 100%;
    border-radius: var(--radius-card);
    object-fit: cover;
    aspect-ratio: 4/3;
}

/* Image placeholder */
.img-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-card);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.img-placeholder--fintech {
    background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(45,140,137,0.12) 100%);
}

.img-placeholder--team {
    background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(45,140,137,0.1) 100%);
}

.placeholder-icons {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

/* Content column (dark bg) */
.section-dark .two-col__content h2 {
    color: var(--white);
    margin-bottom: 1.25rem;
}

.section-dark .two-col__content p {
    color: rgba(255,255,255,0.88);
    line-height: 1.8;
    font-size: 1.05rem;
}

/* ================================================================
   HERO SECTION
   ================================================================ */
.hero-section {
    background:
        radial-gradient(ellipse 70% 80% at 60% 50%, rgba(168,216,214,0.18) 0%, transparent 65%),
        var(--cream);
    min-height: 88vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 5.5rem 0 5rem;
}

/* Dot-grid texture overlay */
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(13,32,53,0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
    z-index: 0;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Hero text */
.hero-content h1 {
    color: var(--navy);
    margin-bottom: 1.25rem;
    font-weight: 800;
}

.hero-sub {
    font-size: 1.2rem;
    color: #5a6a7e;
    margin-bottom: 2rem;
    line-height: 1.65;
}

/* ── Hero visual ────────────────────────────────────────────────── */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 380px;
    padding-right: 1.5rem;
}

.hero-crypto-img {
    width: 100%;
    max-width: 580px;
    height: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 24px 48px rgba(13,32,53,0.2));
}

.crypto-stack {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

/* CSS hexagon using clip-path */
.crypto-hex {
    width: 120px;
    height: 120px;
    clip-path: polygon(50% 0%, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: transform 0.3s ease;
}

.crypto-hex:hover { transform: translateY(-4px) scale(1.04); }

.crypto-hex--btc {
    background: linear-gradient(135deg, var(--navy) 0%, #1a3a5c 100%);
    box-shadow: 0 8px 30px rgba(45,140,137,0.35);
    width: 130px;
    height: 130px;
}

.crypto-hex--eth {
    background: linear-gradient(135deg, var(--teal) 0%, var(--teal-mid) 100%);
    box-shadow: 0 6px 24px rgba(45,140,137,0.3);
    width: 115px;
    height: 115px;
    margin-left: 2rem;
}

.crypto-hex--sol {
    background: linear-gradient(135deg, var(--teal-mid) 0%, var(--teal-light) 100%);
    box-shadow: 0 6px 24px rgba(168,216,214,0.4);
    width: 105px;
    height: 105px;
    margin-left: -1rem;
}

.crypto-hex__symbol {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    font-family: var(--font-heading);
}

.crypto-hex--sol .crypto-hex__symbol {
    color: var(--navy);
}

/* ── Hero hex decorations ───────────────────────────────────────── */
.hex-deco {
    position: absolute;
    clip-path: polygon(50% 0%, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%);
    opacity: 0.15;
    pointer-events: none;
}

.hex-deco--tl {
    width: 200px;
    height: 200px;
    background: var(--teal);
    top: -60px;
    left: -80px;
}

.hex-deco--br {
    width: 280px;
    height: 280px;
    background: var(--teal-light);
    bottom: -100px;
    right: -100px;
}

.hex-accent {
    position: absolute;
    clip-path: polygon(50% 0%, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%);
    pointer-events: none;
    z-index: 1;
}

.hex-accent--dark {
    width: 180px;
    height: 180px;
    background: var(--navy);
    opacity: 0.08;
    right: -20px;
    top: 0;
}

/* ================================================================
   FEATURE STRIP
   ================================================================ */
.feature-strip {
    background: var(--white);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 3.5rem 0;
}

.feature-strip__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.feature-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 2rem 1.75rem;
    border-radius: 12px;
    background: var(--white);
    transition: box-shadow var(--transition), transform var(--transition);
    position: relative;
}

.feature-card:hover {
    box-shadow: 0 8px 32px rgba(13,32,53,0.08);
    transform: translateY(-3px);
}

.feature-card__icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: rgba(45,140,137,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-card__icon svg {
    color: var(--teal);
    stroke: var(--teal);
}

.feature-card__title {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    margin: 0;
}

.feature-card__body {
    font-size: 0.92rem;
    color: var(--text-body);
    line-height: 1.7;
    margin: 0;
}

/* ================================================================
   DARK NAVY SECTIONS
   ================================================================ */
.section-dark {
    background: linear-gradient(135deg, #0a1826 0%, #0d2035 50%, #0f2840 100%);
    padding: 96px 0;
}

/* ================================================================
   CTA BAND
   ================================================================ */
.cta-band {
    background: linear-gradient(135deg, var(--teal) 0%, #1a6e6b 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

/* Subtle texture overlay on CTA band */
.cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.cta-band__inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.cta-band__eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.90);
    margin-bottom: 1rem;
}

.cta-band__heading {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1rem;
}

.cta-band__sub {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.92);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 560px;
}

/* CTA band outlined button that fills on hover */
.btn-cta-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.875rem 2.2rem;
    border: 2px solid rgba(255,255,255,0.85);
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--white);
    background: transparent;
    text-decoration: none;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition), box-shadow var(--transition);
    white-space: nowrap;
}

.btn-cta-outline:hover {
    background: var(--white);
    color: var(--teal);
    border-color: var(--white);
    box-shadow: 0 6px 24px rgba(0,0,0,0.18);
}

/* ================================================================
   ABOUT HERO SECTION
   ================================================================ */
.about-hero {
    background:
        radial-gradient(ellipse 60% 70% at 50% 50%, rgba(168,216,214,0.15) 0%, transparent 65%),
        var(--cream);
    padding: 6.5rem 0 5.5rem;
    position: relative;
    overflow: hidden;
    text-align: center;
}

/* Dot-grid texture on about/contact hero */
.about-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(13,32,53,0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
    z-index: 0;
}

.about-hero__content {
    position: relative;
    z-index: 2;
    max-width: 740px;
    margin: 0 auto;
}

.about-hero__content h1 {
    color: var(--navy);
    margin-bottom: 1.25rem;
}

.about-hero__content p {
    font-size: 1.15rem;
    color: var(--text-body);
    line-height: 1.75;
}

/* Accent line under h1 in hero sections */
.hero-accent-line {
    display: block;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--teal) 30%, var(--teal) 70%, transparent 100%);
    margin: 1.1rem auto 1.6rem;
    border-radius: 3px;
}

/* ── About hero hex decorations — more visible ──────────────────── */
.about-hex-group {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    pointer-events: none;
    z-index: 1;
}

.about-hex-group--left  { left: 2.5rem; }
.about-hex-group--right { right: 2.5rem; }

.ahex {
    clip-path: polygon(50% 0%, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%);
}

.ahex--lg { width: 110px; height: 110px; }
.ahex--md { width:  85px; height:  85px; }
.ahex--sm { width:  62px; height:  62px; }

.ahex--dark  { background: var(--navy);       opacity: 0.20; }
.ahex--teal  { background: var(--teal);       opacity: 0.65; }
.ahex--light { background: var(--teal-light); opacity: 0.60; }

/* ================================================================
   CONTACT SECTION
   ================================================================ */
.section-contact {
    background: var(--cream);
    padding: 96px 0;
}

/* ── Contact Info ───────────────────────────────────────────────── */
.contact-info .eyebrow-label {
    color: #1fa89e;
}

.contact-info h2 {
    color: var(--navy);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--text-body);
    margin-bottom: 2rem;
    font-size: 1rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-details li {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    font-size: 0.95rem;
    color: var(--text-body);
    line-height: 1.65;
}

.contact-details li svg {
    flex-shrink: 0;
    margin-top: 3px;
}

.contact-details a {
    color: var(--navy);
    font-weight: 500;
}

.contact-details a:hover { color: var(--teal); }

/* ── Contact Form — card wrap ───────────────────────────────────── */
.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-card);
    box-shadow: 0 8px 40px rgba(13,32,53,0.10);
    padding: 2.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: flex;
    flex-direction: column;
}

.form-row--half {
    flex-direction: row;
    gap: 1rem;
}

.form-row input,
.form-row textarea,
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
    appearance: none;
}

.form-row input:focus,
.form-row textarea:focus,
.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--teal);
    outline: none;
    box-shadow: 0 0 0 3px rgba(45,140,137,0.12);
}

.form-row input::placeholder,
.form-row textarea::placeholder,
.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #a0aec0;
}

.contact-form textarea {
    resize: vertical;
    min-height: 140px;
}

.form-row--half input {
    flex: 1;
}

/* Form feedback */
.form-feedback {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
}

.form-feedback--success {
    background: rgba(45,140,137,0.1);
    color: var(--teal);
    border: 1px solid rgba(45,140,137,0.3);
}

.form-feedback--error {
    background: rgba(220,38,38,0.08);
    color: #dc2626;
    border: 1px solid rgba(220,38,38,0.2);
}

/* ================================================================
   FOOTER  — dark navy, 3-column
   ================================================================ */
.site-footer {
    background: var(--navy);
    border-top: 3px solid var(--teal);
    color: rgba(255,255,255,0.75);
}

.footer-main {
    padding: 4.5rem 0 3.5rem;
}

/* 3-col grid: brand (wider) | company links | contact */
.footer-cols {
    display: grid;
    grid-template-columns: 1.7fr 1fr 1.3fr;
    gap: 3.5rem;
    align-items: start;
}

.footer-col--brand .footer-logo-link {
    display: inline-block;
    margin-bottom: 1.25rem;
    text-decoration: none;
}

.footer-col--brand img {
    height: 46px;
    width: auto;
}

.footer-brand-desc {
    font-size: 0.875rem;
    line-height: 1.8;
    color: rgba(255,255,255,0.55);
    margin: 0;
    max-width: 300px;
}

/* Column headings */
.footer-col__heading {
    font-family: var(--font-heading);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 1.25rem;
}

/* Nav links in footer */
.footer-col-nav {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-col-nav a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.65);
    text-decoration: none;
    transition: color var(--transition), padding-left var(--transition);
}

.footer-col-nav a:hover {
    color: var(--white);
    padding-left: 4px;
}

/* Contact info list in footer */
.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.60);
    line-height: 1.65;
}

.footer-contact-list li svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact-list a {
    color: rgba(255,255,255,0.70);
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition);
}

.footer-contact-list a:hover { color: var(--white); }

/* Divider */
.footer-divider {
    border: none;
    border-top: 1px solid rgba(255,255,255,0.08);
}

/* Disclosures block (site-wide) */
.footer-disclosures-block {
    background: rgba(0,0,0,0.18);
    border-top: 1px solid rgba(255,255,255,0.07);
    padding: 2rem 0;
}

.footer-disclosures-inner {
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
}

.footer-disclosures__heading {
    font-family: var(--font-heading);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.55);
    margin: 0 0 0.75rem;
}

.footer-disclosures__body {
    font-size: 0.68rem;
    color: rgba(255,255,255,0.28);
    line-height: 1.65;
    margin: 0 0 0.5rem;
}

.footer-disclosures__body:last-child { margin-bottom: 0; }

/* Bottom bar */
.footer-bottom-bar {
    padding: 1.5rem 0;
    background: rgba(0,0,0,0.22);
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    text-align: center;
}

.footer-copy {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.45);
    margin: 0;
}

.footer-disclaimer {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.28);
    line-height: 1.6;
    max-width: 680px;
    margin: 0;
}

/* ================================================================
   RESPONSIVE — TABLET (max 900px)
   ================================================================ */
@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-visual {
        min-height: 260px;
        padding-right: 0;
    }

    .two-col {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .two-col--contact {
        gap: 2.5rem;
    }

    .feature-strip__grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .feature-strip__grid .feature-card:last-child {
        grid-column: 1 / -1;
        max-width: 480px;
        margin: 0 auto;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }

    .footer-address,
    .footer-phone {
        justify-content: center;
    }

    .about-hex-group--left,
    .about-hex-group--right {
        display: none;
    }
}

/* ================================================================
   RESPONSIVE — MOBILE (max 768px)
   ================================================================ */
@media (max-width: 768px) {

    /* Show hamburger */
    .nav-toggle {
        display: flex;
    }

    /* Collapse nav into dropdown */
    .primary-nav {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background: var(--white);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 0.5rem 0;
        box-shadow: 0 4px 16px rgba(0,0,0,0.08);
        z-index: 999;
    }

    .primary-nav.open {
        display: flex;
    }

    .primary-nav a:not(.btn-appointment),
    .primary-nav .nav-phone,
    .primary-nav .btn-appointment,
    .primary-nav .nav-label {
        width: 100%;
        padding: 0.9rem 1.5rem;
        border: none;
        border-radius: 0;
        background: transparent;
        display: flex;
        align-items: center;
        font-size: 0.95rem;
        color: var(--navy) !important;
        border-bottom: 1px solid var(--border);
        cursor: pointer;
    }

    /* Remove underline pseudo in mobile menu */
    .primary-nav a:not(.btn-appointment)::after {
        display: none;
    }

    .primary-nav .btn-appointment {
        border-left: 3px solid var(--teal);
        border-bottom: 1px solid var(--border);
    }

    /* Dropdown inside mobile nav */
    .primary-nav .menu-item-has-children {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    .primary-nav .menu-item-has-children > a,
    .primary-nav .menu-item-has-children > span {
        width: 100%;
        justify-content: space-between;
    }
    .primary-nav .sub-menu {
        position: static;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        display: none;
        width: 100%;
        background: rgba(45,140,137,0.04);
        padding: 0;
    }
    .primary-nav .sub-menu::before { display: none; }
    .primary-nav .menu-item-has-children.dropdown-open > .sub-menu { display: block; }
    .primary-nav .sub-menu a {
        padding-left: 2.5rem !important;
        border-bottom: 1px solid var(--border);
        font-size: 0.875rem !important;
    }

    .primary-nav a:hover,
    .primary-nav .nav-phone:hover {
        color: var(--teal) !important;
        background: rgba(45,140,137,0.05);
    }

    /* Hero */
    .hero-section {
        min-height: auto;
        padding: 4.5rem 0 4rem;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content .btn {
        margin: 0 auto;
    }

    .hero-visual {
        padding-right: 0;
    }

    .crypto-stack {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .crypto-hex--btc,
    .crypto-hex--eth,
    .crypto-hex--sol {
        width: 90px;
        height: 90px;
        margin: 0;
    }

    .crypto-hex__symbol { font-size: 1.6rem; }

    .hex-deco--tl { width: 120px; height: 120px; top: -30px; left: -40px; }
    .hex-deco--br { width: 160px; height: 160px; bottom: -50px; right: -50px; }

    /* Feature strip */
    .feature-strip {
        padding: 2.5rem 0;
    }

    .feature-strip__grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .feature-strip__grid .feature-card:last-child {
        grid-column: auto;
        max-width: none;
    }

    .feature-card {
        padding: 1.5rem;
    }

    /* Dark section */
    .section-dark {
        padding: 64px 0;
    }

    /* CTA band */
    .cta-band {
        padding: 3.5rem 0;
    }

    .cta-band__heading {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    /* Contact */
    .section-contact {
        padding: 64px 0;
    }

    .contact-form-wrap {
        padding: 1.75rem 1.5rem;
    }

    .form-row--half {
        flex-direction: column;
    }

    /* About hero */
    .about-hero {
        padding: 4.5rem 0 4rem;
    }

    /* Footer */
    .footer-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-nav {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .btn-full { width: 100%; }
}

/* ================================================================
   RESPONSIVE — SMALL MOBILE (max 480px)
   ================================================================ */
@media (max-width: 480px) {
    .container { width: 92%; }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.55rem; }

    .hero-section { padding: 4rem 0 3.5rem; }

    .crypto-hex--btc,
    .crypto-hex--eth,
    .crypto-hex--sol {
        width: 76px;
        height: 76px;
    }

    .crypto-hex__symbol { font-size: 1.35rem; }

    .contact-form-wrap { padding: 1.5rem 1.1rem; }

    .logo-line1 { font-size: 0.875rem; }
    .logo-line2 { font-size: 0.65rem; }

    .btn { padding: 0.8rem 1.6rem; }

    .cta-band { padding: 3rem 0; }
    .cta-band__sub { font-size: 0.95rem; }
}

/* ================================================================
   ACCESSIBILITY & MISC
   ================================================================ */
:focus-visible {
    outline: 2px solid var(--teal);
    outline-offset: 3px;
}

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

/* ================================================================
   TRANSITIONS & MOTION
   ================================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .primary-nav a:not(.btn-appointment)::after {
        transition: none;
    }
}

/* ================================================================
   STATS STRIP  (home page — after feature strip)
   ================================================================ */
.stats-strip {
    background: var(--cream);
    border-bottom: 1px solid var(--border);
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.5rem 1.5rem;
    position: relative;
}

.stat-item + .stat-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: var(--border);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--navy);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    display: block;
    line-height: 1.45;
}

/* ================================================================
   SECTION HEADER  (centered heading block — reusable)
   ================================================================ */
.section-header {
    text-align: left;
    margin: 0 0 4rem;
}

.section-header .eyebrow-label {
    margin-bottom: 0.6rem;
}

.section-header h2 {
    color: var(--navy);
    margin-bottom: 1rem;
}

.section-header__sub {
    font-size: 1.05rem;
    color: var(--text-body);
    line-height: 1.75;
    margin: 0;
}

/* Section header on dark backgrounds */
.section-dark .section-header h2 {
    color: var(--white);
}
.section-dark .section-header__sub {
    color: rgba(255,255,255,0.85);
}
.section-dark .section-header .eyebrow-label {
    color: var(--teal-light);
}

/* ================================================================
   PROCESS SECTION  (home page — how it works)
   ================================================================ */
.section-process {
    background: var(--white);
    padding: 96px 0;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 2.25rem 2rem;
    background: var(--cream);
    border-radius: 14px;
    border: 1px solid transparent;
    position: relative;
    transition: box-shadow var(--transition), transform var(--transition),
                border-color var(--transition);
}

.process-step:hover {
    box-shadow: 0 12px 40px rgba(13,32,53,0.08);
    transform: translateY(-4px);
    border-color: rgba(45,140,137,0.2);
}

.process-step__num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 1.25rem;
    opacity: 0.75;
}

.process-step h3 {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.process-step p {
    font-size: 0.92rem;
    color: var(--text-body);
    line-height: 1.75;
    margin: 0;
}

/* ================================================================
   VALUES SECTION  (about page)
   ================================================================ */
.section-values {
    background: var(--white);
    padding: 96px 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
}

.value-card {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    padding: 2rem 1.5rem;
    border: 1.5px solid var(--border);
    border-radius: 14px;
    background: var(--white);
    transition: border-color var(--transition), box-shadow var(--transition),
                transform var(--transition);
}

.value-card:hover {
    border-color: var(--teal);
    box-shadow: 0 10px 32px rgba(45,140,137,0.10);
    transform: translateY(-3px);
}

.value-card__icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(45,140,137,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.value-card__icon svg { stroke: var(--teal); }

.value-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy);
    margin: 0;
    line-height: 1.3;
}

.value-card p {
    font-size: 0.875rem;
    color: var(--text-body);
    line-height: 1.75;
    margin: 0;
}

/* ================================================================
   CONTACT INFO CARDS  (contact page — 3 cards above form)
   ================================================================ */
.section-contact-cards {
    background: var(--white);
    padding: 4rem 0 0;
}

.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: var(--cream);
    border-radius: 14px;
    border: 1.5px solid transparent;
    transition: border-color var(--transition), box-shadow var(--transition),
                transform var(--transition);
}

.contact-card:hover {
    border-color: var(--teal-light);
    box-shadow: 0 10px 32px rgba(45,140,137,0.08);
    transform: translateY(-3px);
}

.contact-card__icon {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: rgba(45,140,137,0.10);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.1rem;
    flex-shrink: 0;
}

.contact-card__icon svg { stroke: var(--teal); }

.contact-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.contact-card p {
    font-size: 0.9rem;
    color: var(--text-body);
    line-height: 1.7;
    margin: 0;
}

.contact-card a {
    color: var(--navy);
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition);
}

.contact-card a:hover { color: var(--teal); }

/* Contact page — centered form section */
.section-contact-form {
    background: var(--white);
    padding: 3rem 0 96px;
}

.contact-form-centered {
    max-width: 680px;
    margin: 0 auto;
}

.contact-form-intro {
    text-align: center;
    margin-bottom: 2.5rem;
}

.contact-form-intro h2 {
    color: var(--navy);
    margin-bottom: 0.75rem;
}

.contact-form-intro p {
    color: var(--text-body);
    font-size: 1rem;
    line-height: 1.75;
}

/* ================================================================
   RESPONSIVE — new sections (appended)
   ================================================================ */
@media (max-width: 900px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        border: 1px solid var(--border);
        border-radius: 12px;
        overflow: hidden;
    }
    .stat-item { border-bottom: 1px solid var(--border); }
    .stat-item:nth-child(odd) { border-right: 1px solid var(--border); }
    .stat-item + .stat-item::before { display: none; }

    .process-grid { grid-template-columns: 1fr; gap: 1.25rem; }

    .values-grid { grid-template-columns: 1fr 1fr; }

    .footer-cols {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
    .footer-col--brand { grid-column: 1 / -1; }
    .footer-brand-desc { max-width: 100%; }
}

@media (max-width: 768px) {
    .stats-strip { padding: 3rem 0; }
    .stat-item { padding: 1.25rem 0.75rem; }

    .section-process { padding: 64px 0; }
    .process-step { padding: 1.75rem 1.5rem; }

    .section-values { padding: 64px 0; }
    .values-grid { grid-template-columns: 1fr 1fr; }

    .section-contact-cards { padding: 3rem 0 0; }
    .contact-cards-grid {
        grid-template-columns: 1fr;
        max-width: 380px;
        margin: 0 auto;
    }

    .section-contact-form { padding: 2.5rem 0 64px; }

    .footer-main { padding: 3.5rem 0 2.5rem; }
    .footer-cols {
        grid-template-columns: 1fr;
        gap: 2.25rem;
    }
    .footer-col--brand { grid-column: auto; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-number { font-size: 1.75rem; }

    .values-grid { grid-template-columns: 1fr; }

    .contact-cards-grid { max-width: none; }
}

/* ================================================================
   BB500 WHITEPAPER PAGE
   ================================================================ */

/* ── Section utilities ────────────────────────────────────────── */
.bb500-section      { padding: 80px 0; }
.bb500-section-light { padding: 80px 0; background: var(--cream); }

/* ── Development status banner ───────────────────────────────── */
.bb500-status-banner {
    background: #fffbe6;
    border-top: 3px solid #e6a817;
    border-bottom: 1px solid #f0d080;
    padding: 1rem 0;
}

.bb500-status-banner p {
    font-size: 0.8rem;
    color: #5a4200;
    line-height: 1.6;
    margin: 0;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.bb500-status-banner strong { color: #3d2c00; }

/* ── Callout blocks (in-development notes) ───────────────────── */
.bb500-callout {
    border-left: 3px solid var(--teal);
    background: rgba(45,140,137,0.08);
    border-radius: 0 6px 6px 0;
    padding: 1rem 1.25rem;
}

.bb500-callout p {
    font-size: 0.84rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.65;
    margin: 0;
}

.bb500-callout--dev {
    border-left-color: #e6a817;
    background: rgba(230,168,23,0.07);
}

.bb500-callout--dev p { color: rgba(255,255,255,0.7); }

/* ── Hero ─────────────────────────────────────────────────────── */
.bb500-hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse 55% 65% at 20% 30%, rgba(45,140,137,0.07) 0%, transparent 55%),
        radial-gradient(ellipse 65% 75% at 82% 65%, rgba(168,216,214,0.17) 0%, transparent 60%),
        radial-gradient(ellipse 40% 50% at 55% 80%, rgba(45,140,137,0.04) 0%, transparent 50%),
        var(--cream);
    padding: 130px 0 96px;
    text-align: center;
}

.bb500-hero__inner { max-width: 800px; margin: 0 auto; }

.bb500-hero .eyebrow-label {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
}

.bb500-hero .eyebrow-label::before,
.bb500-hero .eyebrow-label::after {
    content: '';
    display: block;
    width: 28px;
    height: 1px;
    background: var(--teal);
    opacity: 0.55;
}

.bb500-hero h1 {
    font-size: clamp(2.4rem, 5.2vw, 3.6rem);
    font-weight: 800;
    color: var(--navy);
    line-height: 1.08;
    margin-bottom: 0.875rem;
    letter-spacing: -0.01em;
}

.bb500-hero h1 sup {
    font-size: 0.5em;
    vertical-align: super;
    letter-spacing: 0;
}

.bb500-hero__subtitle {
    font-size: clamp(1rem, 2.2vw, 1.2rem);
    color: var(--text-body);
    max-width: 620px;
    margin: 0 auto 2.25rem;
    line-height: 1.65;
    opacity: 0.88;
}

.bb500-meta-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.bb500-badge {
    display: inline-flex;
    align-items: stretch;
    background: var(--white);
    border: 1px solid rgba(45,140,137,0.2);
    border-radius: 50px;
    font-size: 0.8rem;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(13,32,53,0.07), inset 0 0 0 1px rgba(255,255,255,0.7);
}

.bb500-badge strong {
    display: flex;
    align-items: center;
    color: var(--navy);
    background: rgba(45,140,137,0.09);
    padding: 0.45rem 0.9rem;
    border-right: 1px solid rgba(45,140,137,0.15);
    font-weight: 600;
    white-space: nowrap;
}

.bb500-badge span {
    display: flex;
    align-items: center;
    padding: 0.45rem 1rem;
    color: var(--text-body);
    white-space: nowrap;
}

.bb500-hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.bb500-hero__actions .btn-teal {
    box-shadow: 0 4px 22px rgba(45,140,137,0.32);
    padding: 0.8rem 2.1rem;
}

.bb500-hero__actions .btn-teal:hover {
    box-shadow: 0 6px 30px rgba(45,140,137,0.45);
    transform: translateY(-1px);
}

.bb500-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    border: 1.5px solid var(--teal);
    color: var(--teal);
    border-radius: var(--radius-pill);
    padding: 0.8rem 1.85rem;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.bb500-btn-outline:hover {
    background: var(--teal);
    color: var(--white);
    box-shadow: 0 4px 18px rgba(45,140,137,0.28);
}

/* ── Hero entrance sequence ──────────────────────────────────── */
.bb500-hero .eyebrow-label {
    animation: bb500FadeUp 0.6s cubic-bezier(0.16,1,0.3,1) 0.1s both;
}
.bb500-hero h1 {
    animation: bb500FadeUp 0.7s cubic-bezier(0.16,1,0.3,1) 0.2s both;
}
.bb500-hero .hero-accent-line {
    animation: bb500LineDraw 0.5s ease 0.65s both;
}
.bb500-hero__subtitle {
    animation: bb500FadeUp 0.6s cubic-bezier(0.16,1,0.3,1) 0.35s both;
}
.bb500-meta-badges {
    animation: bb500FadeUp 0.6s cubic-bezier(0.16,1,0.3,1) 0.5s both;
}
.bb500-hero__actions {
    animation: bb500FadeUp 0.6s cubic-bezier(0.16,1,0.3,1) 0.65s both;
}

/* ── Floating hexagons ───────────────────────────────────────── */
.bb500-hero .about-hex-group--left .ahex--lg  { animation: bb500Float 6s ease-in-out infinite; }
.bb500-hero .about-hex-group--left .ahex--sm  { animation: bb500Float 5s ease-in-out 1.2s infinite; }
.bb500-hero .about-hex-group--right .ahex--md { animation: bb500Float 7s ease-in-out 0.7s infinite; }
.bb500-hero .about-hex-group--right .ahex--lg { animation: bb500Float 5.5s ease-in-out 2s infinite; }

/* ── Stat box stagger entrance ───────────────────────────────── */
.bb500-stat-box { animation: bb500ScaleIn 0.55s cubic-bezier(0.16,1,0.3,1) both; }
.bb500-stat-box:nth-child(1) { animation-delay: 0.05s; }
.bb500-stat-box:nth-child(2) { animation-delay: 0.18s; }
.bb500-stat-box:nth-child(3) { animation-delay: 0.31s; }

/* ── Tab panel fade on switch ────────────────────────────────── */
.bb500-tab-panel--active {
    animation: bb500TabIn 0.3s cubic-bezier(0.16,1,0.3,1) both;
}

/* ── Universe card hover ─────────────────────────────────────── */
.bb500-universe-card {
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.bb500-universe-card:hover {
    border-color: rgba(45,140,137,0.55);
    box-shadow: 0 8px 30px rgba(45,140,137,0.18);
    transform: translateY(-3px);
}

/* ── Sensitivity card hover ──────────────────────────────────── */
.bb500-sensitivity-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-left-color 0.25s ease, border-left-width 0.25s ease;
}
.bb500-sensitivity-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 14px 40px rgba(13,32,53,0.13);
    border-left-width: 4px;
}

/* ── Disclosure items stagger ────────────────────────────────── */
.bb500-disclosure-item {
    transition: background 0.2s ease;
    animation: bb500SlideRight 0.5s ease both;
}
.bb500-disclosure-item:nth-child(1) { animation-delay: 0.05s; }
.bb500-disclosure-item:nth-child(2) { animation-delay: 0.12s; }
.bb500-disclosure-item:nth-child(3) { animation-delay: 0.19s; }
.bb500-disclosure-item:nth-child(4) { animation-delay: 0.26s; }
.bb500-disclosure-item:nth-child(5) { animation-delay: 0.33s; }
.bb500-disclosure-item:nth-child(6) { animation-delay: 0.40s; }
.bb500-disclosure-item:nth-child(7) { animation-delay: 0.47s; }
.bb500-disclosure-item:hover { background: rgba(45,140,137,0.04); }

/* ── Section sub-heading underline draw ──────────────────────── */
.bb500-sub-heading,
.bb500-section-sub-h {
    position: relative;
}
.bb500-sub-heading::after,
.bb500-section-sub-h::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    height: 1px;
    width: 0;
    background: var(--teal);
    transition: width 0.4s ease;
}
.aos-animate .bb500-sub-heading::after,
.aos-animate .bb500-section-sub-h::after {
    width: 100%;
}

/* ── Article number badge pulse on enter ─────────────────────── */
.aos-animate .bb500-article__num {
    animation: bb500ScaleIn 0.4s cubic-bezier(0.16,1,0.3,1) 0.1s both;
}

/* ── Governance card hover ───────────────────────────────────── */
.bb500-governance-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.bb500-governance-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 36px rgba(45,140,137,0.18);
    border-color: rgba(45,140,137,0.5);
}

/* ── Thesis card hover ───────────────────────────────────────── */
.bb500-thesis-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.bb500-thesis-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 44px rgba(13,32,53,0.16);
}

/* ── Steps number pop on enter ───────────────────────────────── */
.aos-animate .bb500-steps li::before {
    animation: bb500ScaleIn 0.35s cubic-bezier(0.16,1,0.3,1) both;
}
.aos-animate .bb500-steps li:nth-child(1)::before { animation-delay: 0.05s; }
.aos-animate .bb500-steps li:nth-child(2)::before { animation-delay: 0.15s; }
.aos-animate .bb500-steps li:nth-child(3)::before { animation-delay: 0.25s; }
.aos-animate .bb500-steps li:nth-child(4)::before { animation-delay: 0.35s; }
.aos-animate .bb500-steps li:nth-child(5)::before { animation-delay: 0.45s; }


/* ── Stat Strip ───────────────────────────────────────────────── */
.bb500-stat-strip {
    background: linear-gradient(135deg, #1d5c5a 0%, #2d8c89 50%, #3aadaa 100%);
    padding: 3.5rem 0;
}

/* ── Stat Row ─────────────────────────────────────────────────── */
.bb500-stat-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    margin: 0;
}

.bb500-stat-box {
    position: relative;
    background: none;
    border: none;
    border-radius: 0;
    padding: 1.5rem 2.5rem;
    text-align: center;
    transition: opacity 0.2s ease;
}

/* Vertical divider between items */
.bb500-stat-box + .bb500-stat-box::before {
    content: '';
    position: absolute;
    left: 0;
    top: 15%;
    height: 70%;
    width: 1px;
    background: rgba(255,255,255,0.3);
    pointer-events: none;
}

.bb500-stat-box:hover { opacity: 0.9; }

.bb500-stat-box__num {
    font-family: var(--font-heading);
    font-size: clamp(2.6rem, 4.8vw, 3.6rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.bb500-stat-box__label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.75);
    padding-top: 0;
    border-top: none;
}

/* ── Executive Summary split: prose left, table right ─────────── */
#executive-summary .section-header {
    margin-bottom: 2rem;
}

.bb500-exec-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.bb500-exec-split .bb500-prose {
    margin-bottom: 0;
    padding-top: 3rem;
}

.bb500-exec-split .bb500-prose p {
    font-size: 0.975rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.85;
}

.bb500-exec-split .bb500-sub-heading {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-light);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(168,216,214,0.2);
}

@media (max-width: 900px) {
    .bb500-exec-split { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ── Prose blocks ─────────────────────────────────────────────── */
.bb500-prose {
    margin: 0 0 2.5rem;
}

.bb500-prose p {
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
    margin-bottom: 1.125rem;
}

.bb500-prose-light {
    color: rgba(255,255,255,0.88);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ── Sub-headings inside dark sections ────────────────────────── */
.bb500-sub-heading {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--teal-light);
    margin-bottom: 1.125rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(168,216,214,0.2);
}

.bb500-section-sub-h {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 1rem;
}

/* ── Identity wrap ────────────────────────────────────────────── */
.bb500-identity-wrap { margin-top: 3rem; }
.bb500-exec-split .bb500-identity-wrap { margin-top: 0; }

/* ── Shared table styles ──────────────────────────────────────── */
.bb500-table-wrap {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-card);
    box-shadow: 0 4px 20px rgba(13,32,53,0.1);
}

.bb500-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
    background: var(--white);
    border-radius: var(--radius-card);
    overflow: hidden;
}

.bb500-table thead tr {
    background: var(--navy);
}

.bb500-table thead th {
    padding: 0.9rem 1.25rem;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--teal-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.bb500-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}

.bb500-table tbody tr:last-child { border-bottom: none; }

.bb500-table tbody tr:hover { background: rgba(45,140,137,0.04); }

.bb500-table tbody td {
    padding: 0.85rem 1.25rem;
    color: var(--text-body);
    vertical-align: top;
    line-height: 1.5;
}

.bb500-table__key {
    font-weight: 600;
    color: var(--navy) !important;
    white-space: nowrap;
}

.bb500-table__subtotal {
    background: rgba(45,140,137,0.08) !important;
    font-weight: 700;
}

.bb500-table__subtotal td { color: var(--navy) !important; }

/* Inside dark sections — teal thead, stronger shadow */
.section-dark .bb500-table-wrap { box-shadow: 0 4px 24px rgba(0,0,0,0.3); }
.section-dark .bb500-table thead tr { background: var(--teal); }
.section-dark .bb500-table thead th { color: var(--white); border-bottom-color: rgba(255,255,255,0.15); }

/* ── Chart + table layout ─────────────────────────────────────── */
.bb500-chart-section { margin-bottom: 2.5rem; }

.bb500-chart-wrap {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.bb500-chart-wrap--reverse { flex-direction: row-reverse; }

.bb500-chart-table-side { flex: 1; min-width: 0; overflow-x: auto; }

.bb500-chart-canvas-side {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bb500-canvas {
    width: 280px;
    height: 280px;
    display: block;
    max-width: 100%;
}

/* ── Thesis article (document-style) ─────────────────────────── */
.bb500-article {
    width: 100%;
}

.bb500-article__section {
    padding: 2.5rem 0;
}

.bb500-article__section:first-child { padding-top: 0; }
.bb500-article__section:last-child  { border-bottom: none; }

.bb500-article__heading {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1.375rem;
}

.bb500-article__num {
    flex-shrink: 0;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--teal);
    background: rgba(45,140,137,0.08);
    border: 1px solid rgba(45,140,137,0.22);
    border-radius: 4px;
    padding: 0.22rem 0.55rem;
}

.bb500-article__heading h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    margin: 0;
}

.bb500-article p {
    font-size: 0.975rem;
    color: var(--text-body);
    line-height: 1.85;
    margin-bottom: 1rem;
}

.bb500-article p:last-child { margin-bottom: 0; }

.bb500-article__intro {
    font-size: 1rem;
    line-height: 1.85;
    margin-bottom: 0.5rem;
    padding-bottom: 2rem;
}

/* Unordered list */
.bb500-article__ul {
    list-style: none;
    padding: 0;
    margin: 0.75rem 0 0;
}

.bb500-article__ul li {
    position: relative;
    padding: 0.6rem 0 0.6rem 1.5rem;
    font-size: 0.975rem;
    line-height: 1.75;
    color: var(--text-body);
}

.bb500-article__ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1.05rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--teal);
}

/* Category block (Equities / Crypto / BTC treasury) */
.bb500-article__category {
    margin-top: 1.5rem;
    padding: 1.25rem 1.5rem;
    background: rgba(45,140,137,0.05);
    border-left: 3px solid rgba(45,140,137,0.45);
    border-radius: 0 var(--radius-card) var(--radius-card) 0;
}

.bb500-article__category + .bb500-article__category { margin-top: 1rem; }

.bb500-article__cat-label {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 0.75rem;
}

.bb500-article__category p {
    margin-bottom: 0;
}

/* Dark background overrides */
.bb500-article--dark .bb500-article__intro   { color: rgba(255,255,255,0.75); }
.bb500-article--dark .bb500-article__section { /* no separator */ }
.bb500-article--dark .bb500-article__heading h3 { color: var(--white); }
.bb500-article--dark p                       { color: rgba(255,255,255,0.8); }
.bb500-article--dark .bb500-article__ul li   { color: rgba(255,255,255,0.8); }
.bb500-article--dark .bb500-article__list li { color: rgba(255,255,255,0.8); }
.bb500-article--dark .bb500-article__category { background: rgba(255,255,255,0.04); }

.bb500-article__list {
    list-style: none;
    padding: 0;
    margin: 1.25rem 0 0;
    counter-reset: article-list;
}

.bb500-article__list li {
    position: relative;
    padding: 0.875rem 0 0.875rem 2.25rem;
    font-size: 0.975rem;
    color: var(--text-body);
    line-height: 1.75;
    counter-increment: article-list;
}

.bb500-article__list li:last-child { border-bottom: none; padding-bottom: 0; }

.bb500-article__list li::before {
    content: counter(article-list) '.';
    position: absolute;
    left: 0;
    top: 0.875rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--teal);
}

/* ── Thesis grid ──────────────────────────────────────────────── */
.bb500-thesis-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
    margin-top: 2.5rem;
}

.bb500-thesis-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--teal);
    border-radius: var(--radius-card);
    padding: 2rem 1.75rem;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition), box-shadow var(--transition);
}

.bb500-thesis-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(13,32,53,0.14);
}

.bb500-thesis-card__num {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--teal);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.bb500-thesis-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.875rem;
    line-height: 1.35;
}

.bb500-thesis-card p {
    font-size: 0.9rem;
    color: var(--text-body);
    line-height: 1.7;
}

.bb500-thesis-card__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.bb500-thesis-card__list li {
    font-size: 0.9rem;
    color: var(--text-body);
    line-height: 1.6;
    padding: 0.4rem 0 0.4rem 1.25rem;
    position: relative;
}

.bb500-thesis-card__list li:last-child { border-bottom: none; }

.bb500-thesis-card__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.9rem;
    width: 6px;
    height: 6px;
    background: var(--teal);
    border-radius: 50%;
}

/* ── Governance tabs ──────────────────────────────────────────── */
.bb500-tabs { margin-top: 0.5rem; }

.bb500-tabs__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    border-bottom: 1px solid rgba(168,216,214,0.2);
    margin-bottom: 2.25rem;
}

.bb500-tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    padding: 0.75rem 1.35rem;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: rgba(255,255,255,0.5);
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
}

.bb500-tab-btn:hover {
    color: var(--teal-light);
}

.bb500-tab-btn--active {
    color: var(--teal-light);
    border-bottom-color: var(--teal);
}

.bb500-tab-panel { display: none; }
.bb500-tab-panel--active { display: block; }

@media (max-width: 600px) {
    .bb500-tab-btn { padding: 0.625rem 0.75rem; font-size: 0.75rem; }
}

/* ── Method bullet list (matches .bb500-steps style) ─────────── */
.bb500-method-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: method-list;
}

.bb500-method-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.875rem 0;
}

.bb500-method-list li::before {
    counter-increment: method-list;
    content: counter(method-list);
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--teal);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    margin-top: 0.25rem;
}

.bb500-method-list__text {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.bb500-method-list__label {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.3;
}

.bb500-method-list__desc {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
}

/* Light-section override */
.bb500-method-list--light .bb500-method-list__label { color: var(--navy); }
.bb500-method-list--light .bb500-method-list__desc  { color: var(--text-body); }

/* Dark-section bullet list override */
.bb500-article--dark-ul li { color: rgba(255,255,255,0.8); }

/* ── Method blocks ────────────────────────────────────────────── */
.bb500-method-block {
    margin-bottom: 3.5rem;
    padding-bottom: 3rem;
}

.bb500-method-block:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Hide bottom border on the universe block only */
#methodology .bb500-method-block:first-of-type {
    border-bottom: none;
    padding-bottom: 2rem;
}

/* Universe grid */
.bb500-universe-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.bb500-universe-card {
    background: #0b1d30;
    border: 1px solid rgba(45,140,137,0.22);
    border-top: 3px solid var(--teal);
    border-radius: var(--radius-card);
    padding: 1.75rem 1.5rem 1.25rem;
    transition: box-shadow 0.25s ease;
}

.bb500-universe-card:hover {
    box-shadow: 0 8px 32px rgba(45,140,137,0.15);
}

.bb500-universe-card--collapsible {
    position: relative;
}

.bb500-universe-card__header {
    margin-bottom: 0.875rem;
}

.bb500-universe-card__body { /* height managed by JS */ }
.bb500-universe-card__fade { display: none; }

.bb500-card-preview {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.75;
    margin: 0;
}

.bb500-read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 0.75rem;
    background: none;
    border: none;
    padding: 0;
    color: var(--teal-light);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: color var(--transition), gap var(--transition);
}

.bb500-read-more:hover {
    color: var(--white);
    gap: 0.5rem;
}

.bb500-read-more .bb500-read-more__arrow {
    display: inline-block;
    transition: transform 0.35s ease;
}

.bb500-universe-card--collapsible.expanded .bb500-read-more .bb500-read-more__arrow {
    transform: rotate(180deg);
}

.bb500-universe-card__icon {
    width: 42px;
    height: 42px;
    background: rgba(45,140,137,0.18);
    border: 1px solid rgba(45,140,137,0.35);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--teal-light);
}

.bb500-universe-card h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.bb500-universe-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.bb500-universe-card ul li {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
    padding: 0.5rem 0 0.5rem 1rem;
    position: relative;
    line-height: 1.5;
}

.bb500-universe-card ul li:last-child { border-bottom: none; }

.bb500-universe-card ul li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--teal);
    font-size: 0.75rem;
}

.bb500-universe-card p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.65;
}

/* Selection steps */
.bb500-steps {
    counter-reset: bb500-steps;
    list-style: none;
    padding: 0;
    margin: 1.25rem 0 0;
}

.bb500-steps li {
    counter-increment: bb500-steps;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: none;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.65;
}

.bb500-steps li:last-child { border-bottom: none; }

.bb500-steps li::before {
    content: counter(bb500-steps);
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--teal);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    margin-top: 0.1rem;
}

/* Corporate actions grid */
.bb500-actions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.bb500-action-item {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(168,216,214,0.15);
    border-radius: var(--radius-card);
    padding: 1.25rem 1.5rem;
}

.bb500-action-item h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--teal-light);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bb500-action-item p {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.6;
}

/* ── Composition blocks ───────────────────────────────────────── */
.bb500-comp-block { margin-bottom: 3.5rem; }

.bb500-comp-split {
    display: grid;
    grid-template-columns: 2fr 300px;
    gap: 2.5rem;
    align-items: center;
}

.bb500-pie-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 300px;
    height: 300px;
    overflow: hidden;
    flex-shrink: 0;
}

#bb500-composition-chart {
    width: 280px;
    height: 280px;
    display: block;
}

.bb500-pie-legend {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.bb500-pie-legend li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-body);
    padding: 0.3rem 0;
}

.bb500-pie-legend__dot {
    flex-shrink: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.bb500-pie-legend strong {
    margin-left: auto;
    font-weight: 700;
    color: var(--navy);
}

/* ── Pie chart tooltip ────────────────────────────────────────── */
.bb500-pie-tooltip {
    position: fixed;
    display: none;
    pointer-events: none;
    z-index: 200;
    background: var(--navy);
    color: var(--white);
    border-radius: 8px;
    padding: 0.6rem 0.9rem;
    font-size: 0.8rem;
    line-height: 1.6;
    box-shadow: 0 6px 24px rgba(13,32,53,0.25);
    border-left: 3px solid var(--teal);
    min-width: 160px;
    white-space: nowrap;
}

.bb500-pie-tooltip strong {
    display: block;
    font-size: 0.85rem;
    color: var(--teal-light);
    margin-bottom: 0.2rem;
}

.bb500-pie-tooltip span {
    display: block;
    opacity: 0.85;
    font-size: 0.78rem;
}

@media (max-width: 768px) {
    .bb500-comp-split { grid-template-columns: 1fr; }
    .bb500-chart-table-side { flex: none; max-width: 100%; width: 100%; }
    .bb500-pie-wrap { width: 100%; max-width: 320px; }
}

.bb500-note {
    font-size: 0.82rem;
    color: var(--text-body);
    background: rgba(45,140,137,0.07);
    border-left: 3px solid var(--teal-mid);
    border-radius: 0 8px 8px 0;
    padding: 0.75rem 1rem;
    margin-bottom: 1.5rem;
    line-height: 1.55;
}

/* Concentration facts */
.bb500-concentration-facts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.bb500-concentration-fact {
    background: var(--white);
    border: 1px solid var(--border);
    border-bottom: 3px solid var(--teal);
    border-radius: var(--radius-card);
    padding: 1.5rem 1.25rem;
    text-align: center;
    box-shadow: var(--shadow-card);
}

.bb500-concentration-fact__val {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.bb500-concentration-fact__label {
    font-size: 0.8rem;
    color: var(--text-body);
    line-height: 1.4;
}

/* ── Governance grid ──────────────────────────────────────────── */
.bb500-governance-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

.bb500-governance-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(168,216,214,0.2);
    border-top: 2px solid var(--teal);
    border-radius: var(--radius-card);
    padding: 1.75rem 1.5rem;
    transition: transform var(--transition);
}

.bb500-governance-card:hover { transform: translateY(-3px); }

.bb500-governance-card__icon {
    width: 48px;
    height: 48px;
    background: rgba(45,140,137,0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--teal-light);
}

.bb500-governance-card h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.bb500-governance-card p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.65;
}

/* Data sources */
.bb500-data-sources-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.bb500-data-source-item {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(168,216,214,0.15);
    border-radius: var(--radius-card);
    padding: 1.25rem 1.5rem;
}

.bb500-data-source-item h4 {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--teal-light);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.5rem;
}

.bb500-data-source-item p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.6;
}

/* ── Performance reserved block ──────────────────────────────── */
.bb500-perf-reserved {
    border: 1px solid rgba(45,140,137,0.25);
    border-radius: var(--radius-card);
    overflow: hidden;
    margin-bottom: 0;
}

.bb500-perf-reserved__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(45,140,137,0.12);
    color: var(--teal);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.5rem 1.25rem;
    width: 100%;
    border-bottom: 1px solid rgba(45,140,137,0.18);
}

.bb500-perf-reserved__inner {
    padding: 1.75rem 2rem 1.5rem;
    border-bottom: 1px solid rgba(45,140,137,0.12);
}

.bb500-perf-reserved__inner p {
    font-size: 0.95rem;
    color: var(--text-body);
    line-height: 1.75;
}

.bb500-perf-reserved__coming {
    padding: 1.5rem 2rem;
    background: rgba(45,140,137,0.03);
}

.bb500-perf-reserved__coming-label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 1rem;
}

.bb500-perf-reserved__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.bb500-perf-reserved__item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--text-body);
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.625rem 0.875rem;
}

.bb500-perf-reserved__item svg {
    flex-shrink: 0;
    color: var(--teal);
}

/* Stat highlight on sensitivity cards */
.bb500-sensitivity-stat {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

@media (max-width: 768px) {
    .bb500-perf-reserved__grid { grid-template-columns: 1fr 1fr; }
}

/* ── Coming soon banner ───────────────────────────────────────── */
.bb500-coming-soon {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    background: rgba(45,140,137,0.07);
    border: 1.5px solid rgba(45,140,137,0.25);
    border-radius: var(--radius-card);
    padding: 2rem 2.25rem;
    margin-bottom: 1rem;
}

.bb500-coming-soon__icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: rgba(45,140,137,0.12);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal);
}

.bb500-coming-soon h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.625rem;
}

.bb500-coming-soon p {
    font-size: 0.9rem;
    color: var(--text-body);
    line-height: 1.7;
    max-width: 700px;
}

/* ── Sensitivity grid ─────────────────────────────────────────── */
.bb500-sensitivity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.bb500-sensitivity-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-left: 3px solid var(--teal);
    border-radius: var(--radius-card);
    padding: 1.75rem;
    box-shadow: var(--shadow-card);
}

.bb500-sensitivity-card__icon {
    width: 40px;
    height: 40px;
    background: rgba(45,140,137,0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal);
    margin-bottom: 1rem;
}

.bb500-sensitivity-card h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.75rem;
}

.bb500-sensitivity-card p {
    font-size: 0.875rem;
    color: var(--text-body);
    line-height: 1.7;
}

/* ── Disclosures section ──────────────────────────────────────── */
.bb500-disclosures {
    padding: 80px 0;
    background: #f4f6f8;
}

.bb500-disclosures .section-header h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--navy);
}

.bb500-disclosure-grid {
    display: flex;
    flex-direction: column;
    margin-top: 1rem;
    border-top: 1px solid var(--border);
}

.bb500-disclosure-item {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 2rem;
    align-items: baseline;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border);
}

.bb500-disclosure-item h4 {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--navy);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    white-space: nowrap;
    margin: 0;
    padding-top: 0.15rem;
}

.bb500-disclosure-item p {
    font-size: 0.78rem;
    color: var(--text-body);
    line-height: 1.7;
    margin: 0;
}

.bb500-disclosure-item a {
    color: var(--teal);
    text-decoration: underline;
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .bb500-governance-grid { grid-template-columns: 1fr 1fr; }
    .bb500-concentration-facts { grid-template-columns: 1fr 1fr; }
    .bb500-universe-grid { grid-template-columns: 1fr; }
    .bb500-data-sources-grid { grid-template-columns: 1fr; }
    .bb500-sensitivity-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
    .bb500-thesis-grid { grid-template-columns: 1fr; }
    .bb500-chart-wrap,
    .bb500-chart-wrap--reverse { flex-direction: column; }
    .bb500-chart-canvas-side { flex: none; width: 100%; max-width: 300px; }
    .bb500-actions-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .bb500-hero { padding: 100px 0 60px; }
    .bb500-section, .bb500-section-light { padding: 56px 0; }
    .bb500-stat-row { grid-template-columns: 1fr; gap: 1rem; }
    .bb500-governance-grid { grid-template-columns: 1fr; }
    .bb500-disclosure-grid { grid-template-columns: 1fr; }
    .bb500-concentration-facts { grid-template-columns: 1fr 1fr; }
    .bb500-disclosures { padding: 56px 0; }
    .bb500-coming-soon { flex-direction: column; }
    .bb500-hero__actions { flex-direction: column; align-items: center; }
}

/* ── BB500 additional breakpoints ──────────────────────────────── */

/* 900px — 3-col grids to 2-col */
@media (max-width: 900px) {
    .bb500-sensitivity-grid { grid-template-columns: 1fr 1fr; }
    .bb500-data-sources-grid { grid-template-columns: 1fr 1fr; }
    .bb500-exec-split { grid-template-columns: 1fr; gap: 2rem; }
    .bb500-comp-split { grid-template-columns: 1fr; }
    .bb500-pie-wrap { width: 100%; max-width: 320px; margin: 0 auto; }
    .bb500-chart-wrap,
    .bb500-chart-wrap--reverse { flex-direction: column; }
    .bb500-chart-table-side { flex: none; max-width: 100%; width: 100%; }
    .bb500-chart-canvas-side { flex: none; width: 100%; justify-content: flex-start; }
}

/* 768px — already has rules, extend with missing ones */
@media (max-width: 768px) {
    .bb500-stat-row { grid-template-columns: 1fr 1fr; }
    .bb500-concentration-facts { grid-template-columns: 1fr 1fr; }
    .bb500-method-block { margin-bottom: 2.5rem; padding-bottom: 2rem; }
    .bb500-article__section { padding: 1.75rem 0; }
    /* Stack governance tabs vertically — 7 tabs won't wrap gracefully */
    .bb500-tabs__nav { flex-direction: column; border-bottom: none; gap: 0; }
    .bb500-tab-btn { border-bottom: 1px solid rgba(168,216,214,0.15); border-left: 2px solid transparent; font-size: 0.82rem; padding: 0.75rem 1rem; margin-bottom: 0; width: 100%; text-align: left; }
    .bb500-tab-btn--active { border-left-color: var(--teal); border-bottom-color: rgba(168,216,214,0.15); }
    .bb500-tabs__panels { padding-top: 1rem; }
    .bb500-sensitivity-grid { grid-template-columns: 1fr; }
    .bb500-perf-reserved__grid { grid-template-columns: 1fr 1fr; }
    .bb500-disclosure-item { grid-template-columns: 1fr; gap: 0.3rem; padding: 1rem 0; }
    .bb500-disclosure-item h4 { white-space: normal; }
    /* Callouts: reduce padding */
    .bb500-callout { padding: 0.875rem 1rem; }
    /* Footer disclosures: tighter padding */
    .footer-disclosures-block { padding: 1.5rem 0; }
}

/* 600px — single column for almost everything */
@media (max-width: 600px) {
    .bb500-stat-row { grid-template-columns: 1fr; }
    .bb500-stat-box + .bb500-stat-box::before { display: none; }
    .bb500-stat-box { padding: 1.25rem 1rem; }
    .bb500-universe-grid { grid-template-columns: 1fr; }
    .bb500-thesis-grid { grid-template-columns: 1fr; }
    .bb500-concentration-facts { grid-template-columns: 1fr 1fr; }
    .bb500-governance-grid { grid-template-columns: 1fr; }
    .bb500-tabs__nav { flex-direction: column; border-bottom: none; }
    .bb500-tab-btn { border-bottom: 1px solid rgba(168,216,214,0.15); border-left: 2px solid transparent; font-size: 0.82rem; padding: 0.75rem 1rem; margin-bottom: 0; width: 100%; text-align: left; }
    .bb500-tab-btn--active { border-left-color: var(--teal); border-bottom-color: rgba(168,216,214,0.15); }
    .bb500-tabs__panels { padding-top: 1rem; }
    .bb500-perf-reserved__grid { grid-template-columns: 1fr; }
    .bb500-hero { padding: 90px 0 56px; }
    .bb500-meta-badges { flex-direction: column; align-items: center; }
    .bb500-badge { width: 100%; justify-content: flex-start; }
    .bb500-badge span,
    .bb500-badge strong { white-space: normal; }
    .bb500-hero__actions { flex-direction: column; align-items: stretch; }
    .bb500-hero__actions .btn-teal,
    .bb500-btn-outline { width: 100%; justify-content: center; }
    .bb500-article__heading { flex-wrap: wrap; }
    #executive-summary .section-header { margin-bottom: 1.5rem; }
    .bb500-comp-split { gap: 1.5rem; }
    .bb500-sensitivity-grid { grid-template-columns: 1fr; }
    .bb500-data-sources-grid { grid-template-columns: 1fr; }
    .bb500-table thead th,
    .bb500-table tbody td { padding: 0.65rem 0.75rem; font-size: 0.78rem; }
    /* Status banner */
    .bb500-status-banner { padding: 0.875rem 0; }
    .bb500-status-banner p { font-size: 0.76rem; text-align: left; }
    /* Callouts */
    .bb500-callout { padding: 0.75rem 0.875rem; }
    .bb500-callout p { font-size: 0.8rem; }
    /* Footer disclosures */
    .footer-disclosures-block { padding: 1.25rem 0; }
    .footer-disclosures__body { font-size: 0.65rem; }
}

/* 480px — ultra-small phones */
@media (max-width: 480px) {
    .bb500-section, .bb500-section-light { padding: 44px 0; }
    .bb500-stat-strip { padding: 2.5rem 0; }
    .bb500-hero h1 { font-size: 1.9rem; }
    .bb500-hero__subtitle { font-size: 0.95rem; }
    .bb500-disclosure-grid { margin-top: 0.75rem; }
    .bb500-concentration-facts { grid-template-columns: 1fr; }
    .bb500-perf-reserved__inner,
    .bb500-perf-reserved__coming { padding: 1.25rem 1.25rem; }
    .bb500-pie-wrap { max-width: 260px; }
    .bb500-canvas { width: 220px !important; height: 220px !important; }
    #bb500-composition-chart { width: 220px !important; height: 220px !important; }
    /* Status banner: compact on very small screens */
    .bb500-status-banner p { font-size: 0.72rem; }
    /* Callout text size */
    .bb500-callout p { font-size: 0.78rem; }
    /* Tabs: tighter on 480px */
    .bb500-tab-btn { font-size: 0.78rem; padding: 0.65rem 0.875rem; }
    /* Article heading number badge stays inline */
    .bb500-article__num { flex-shrink: 0; }
    /* Table: allow key column to wrap */
    .bb500-table__key { white-space: normal; }
}