/* ================================================================
   BrandCheck public site — dark data product system
   ================================================================ */

:root {
    --bg: #0a0617;
    --bg-deep: #07040f;
    --panel: rgba(18, 14, 35, 0.78);
    --panel-strong: rgba(23, 18, 43, 0.94);
    --text: #ffffff;
    --muted: rgba(235, 239, 255, 0.68);
    --faint: rgba(235, 239, 255, 0.43);
    --line: rgba(255, 255, 255, 0.14);
    --line-soft: rgba(255, 255, 255, 0.08);
    --cyan: #00f0ff;
    --magenta: #df38d3;
    --violet: #8b5cf6;
    --blue: #51a7ff;
    --green: #39ff14;
    --amber: #facb45;
    --red: #fb7185;
    --shadow-lg: 0 30px 90px rgba(0, 0, 0, 0.42);
    --gradient-primary: linear-gradient(110deg, #3b82f6 0%, #8b5cf6 52%, #df38d3 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
    background: var(--bg-deep);
    color: var(--muted);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::selection,
::selection {
    background: rgba(0, 240, 255, 0.24);
    color: var(--text);
}

a,
button {
    -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 3px;
}

::-webkit-scrollbar {
    width: 7px;
    height: 7px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: rgba(139, 92, 246, 0.34);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 240, 255, 0.38);
}

.lucide {
    width: 1em;
    height: 1em;
    stroke-width: 1.9;
}

/* ---- Shared background ---- */
.site-backdrop {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
    pointer-events: none;
    background-color: var(--bg-deep);
    background-image: url("../assets/brand-signal-field.png");
    background-position: center top;
    background-repeat: no-repeat;
    background-size: max(100vw, 1500px) auto;
}

.site-backdrop::before {
    position: absolute;
    inset: 0;
    background: rgba(7, 4, 15, 0.17);
    content: "";
}

.site-backdrop::after {
    position: absolute;
    right: 0;
    bottom: -14vh;
    left: 0;
    height: 55vh;
    background: linear-gradient(180deg, transparent, var(--bg-deep));
    content: "";
}

.site-glow {
    position: absolute;
    width: 32vw;
    height: 32vw;
    border-radius: 999px;
    filter: blur(96px);
    opacity: 0.09;
}

.site-glow-cyan {
    top: 18vh;
    right: 6vw;
    background: var(--cyan);
}

.site-glow-magenta {
    top: 48vh;
    left: 12vw;
    background: var(--magenta);
}

/* ---- Shared nav ---- */
.site-nav {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 50;
    border-bottom: 1px solid transparent;
    background: rgba(7, 4, 15, 0.48);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.site-nav.is-scrolled {
    border-color: var(--line-soft);
    background: rgba(7, 4, 15, 0.86);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
}

.site-nav-inner {
    display: flex;
    width: min(1180px, calc(100% - 32px));
    height: 64px;
    margin: 0 auto;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand-lockup {
    display: inline-flex;
    flex: 0 0 auto;
    min-height: 44px;
    align-items: center;
    gap: 11px;
    color: var(--text);
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.01em;
    text-decoration: none;
}

.brand-lockup img {
    width: 34px;
    height: 34px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    object-fit: contain;
    box-shadow: 0 0 26px rgba(139, 92, 246, 0.28);
}

.site-nav-links {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-content: flex-end;
    gap: 2px;
}

.site-nav-link {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    padding: 0 12px;
    border-radius: 9px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 650;
    text-decoration: none;
    transition: color 160ms ease, background 160ms ease;
}

.site-nav-secondary {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    padding: 0 10px;
    border-radius: 9px;
    color: var(--faint);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: color 160ms ease, background 160ms ease;
}

.site-nav-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.site-nav-link:hover,
.site-nav-link.is-active {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

.site-nav-cta {
    display: inline-flex;
    min-height: 44px;
    margin-left: 6px;
    align-items: center;
    gap: 8px;
    padding: 0 15px;
    border: 1px solid rgba(0, 240, 255, 0.25);
    border-radius: 9px;
    background: rgba(0, 240, 255, 0.09);
    color: var(--cyan);
    font-size: 13px;
    font-weight: 800;
    text-decoration: none;
}

.site-nav-toggle {
    display: none;
    width: 44px;
    min-height: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
}

.mobile-nav {
    display: none;
    border-top: 1px solid var(--line-soft);
    background: rgba(7, 4, 15, 0.96);
    padding: 10px 16px 16px;
}

.mobile-nav.open {
    display: grid;
    gap: 6px;
}

.mobile-nav a {
    display: flex;
    min-height: 44px;
    align-items: center;
    padding: 0 12px;
    border-radius: 10px;
    color: var(--muted);
    font-size: 14px;
    font-weight: 650;
    text-decoration: none;
}

.mobile-nav a:hover,
.mobile-nav a.is-active {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

.site-nav-spacer {
    height: 64px;
}

/* ---- Shared footer ---- */
.site-footer {
    margin-top: 96px;
    border-top: 1px solid var(--line-soft);
    background: rgba(5, 3, 13, 0.7);
}

.site-footer-inner {
    display: flex;
    width: min(1180px, calc(100% - 32px));
    min-height: 112px;
    margin: 0 auto;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.site-footer-brand,
.site-footer-links {
    display: flex;
    align-items: center;
}

.site-footer-brand {
    gap: 9px;
    color: var(--faint);
    font-size: 12px;
}

.site-footer-brand img {
    width: 24px;
    height: 24px;
    border-radius: 7px;
    object-fit: contain;
    opacity: 0.78;
}

.site-footer-links {
    gap: 20px;
}

.site-footer-links a {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    color: var(--faint);
    font-size: 12px;
    text-decoration: none;
}

.site-footer-links a:hover {
    color: var(--cyan);
}

/* ---- Shared controls ---- */
.btn-primary,
.btn-ghost {
    position: relative;
    overflow: hidden;
    border-radius: 11px;
    text-decoration: none;
    transition: border-color 180ms ease, color 180ms ease, background 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.btn-primary {
    border: 0;
    background: var(--gradient-primary);
    box-shadow: 0 12px 38px rgba(139, 92, 246, 0.24), 0 0 28px rgba(0, 240, 255, 0.08);
    color: var(--text);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 44px rgba(139, 92, 246, 0.32), 0 0 36px rgba(0, 240, 255, 0.13);
}

.btn-ghost {
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.035);
    color: var(--muted);
}

.btn-ghost:hover {
    border-color: rgba(0, 240, 255, 0.32);
    background: rgba(0, 240, 255, 0.06);
    color: var(--text);
}

.gradient-text {
    background: linear-gradient(100deg, #67e8f9 0%, #8b5cf6 48%, #f472b6 100%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

.glass-card,
.feature-card {
    border: 1px solid var(--line-soft);
    background: rgba(18, 14, 35, 0.68);
    box-shadow: 0 18px 54px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: 16px;
}

.glass-card:hover,
.feature-card:hover {
    border-color: rgba(0, 240, 255, 0.2);
}

.feature-card {
    padding: 24px;
}

.feature-icon {
    display: grid;
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    place-items: center;
    border: 1px solid rgba(0, 240, 255, 0.17);
    border-radius: 12px;
    background: rgba(0, 240, 255, 0.07);
    color: var(--cyan);
}

.download-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1.5rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.download-card:hover {
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(139, 92, 246, 0.08);
    transform: translateY(-2px);
}

.download-card--compact {
    padding: 1rem;
    text-align: left;
}

.download-card .os-logo-wrapper--compact {
    width: 3.5rem;
    height: 3.5rem;
    flex: 0 0 3.5rem;
}

/* ---- Homepage layout ---- */
.marketing-shell {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.hero-section {
    display: grid;
    min-height: calc(100vh - 64px);
    align-items: center;
    padding: 70px 0 56px;
}

.hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
    align-items: center;
    gap: 54px;
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    color: var(--cyan);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.section-kicker .lucide {
    font-size: 16px;
}

.hero-copy h1 {
    margin: 20px 0;
    color: var(--text);
    font-size: clamp(46px, 5.4vw, 78px);
    font-weight: 900;
    letter-spacing: -0.048em;
    line-height: 1.03;
}

.hero-summary {
    max-width: 620px;
    margin: 0;
    color: var(--muted);
    font-size: 17px;
    font-weight: 520;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.hero-actions a,
.final-cta-actions a {
    display: inline-flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 0 21px;
    font-size: 14px;
    font-weight: 800;
}

.hero-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 18px;
    margin: 30px 0 0;
    padding: 0;
    list-style: none;
}

.hero-facts li {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 9px;
    color: var(--faint);
    font-size: 13px;
    font-weight: 650;
}

.hero-facts .lucide {
    flex: 0 0 auto;
    color: var(--cyan);
    font-size: 17px;
}

.hero-proof {
    overflow: hidden;
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 18px;
    background: linear-gradient(155deg, rgba(20, 17, 42, 0.97), rgba(8, 8, 20, 0.93));
    box-shadow: var(--shadow-lg), 0 0 55px rgba(0, 240, 255, 0.08);
    transform: perspective(1100px) rotateY(-2deg) rotateX(1deg);
    transform-origin: center;
}

.proof-toolbar,
.proof-export {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 18px;
}

.proof-toolbar {
    border-bottom: 1px solid var(--line-soft);
}

.proof-toolbar > div,
.proof-export span:last-child {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.proof-toolbar strong {
    color: var(--text);
    font-size: 14px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 99px;
    background: var(--green);
    box-shadow: 0 0 14px rgba(57, 255, 20, 0.5);
}

.status-pill {
    border: 1px solid rgba(57, 255, 20, 0.2);
    border-radius: 999px;
    background: rgba(57, 255, 20, 0.07);
    padding: 5px 9px;
    color: var(--green);
    font-size: 11px;
    font-weight: 800;
}

.proof-question {
    margin: 16px 18px 2px;
    border: 1px solid rgba(0, 240, 255, 0.18);
    border-radius: 10px;
    background: rgba(0, 240, 255, 0.035);
    padding: 12px 14px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.6;
}

.detection-status-list {
    display: grid;
    gap: 10px;
    padding: 14px 18px 18px;
}

.platform-status {
    display: grid;
    grid-template-columns: 34px minmax(96px, 1fr) auto auto;
    min-height: 58px;
    align-items: center;
    gap: 12px;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.025);
    padding: 10px 12px;
}

.platform-status img,
.platform-strip img {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    object-fit: contain;
}

.platform-status strong {
    color: var(--text);
    font-size: 13px;
}

.platform-status span {
    color: var(--faint);
    font-size: 11px;
    white-space: nowrap;
}

.proof-export {
    border-top: 1px solid var(--line-soft);
    color: var(--faint);
    font-size: 11px;
}

.proof-export span:last-child {
    color: var(--cyan);
    font-weight: 800;
}

.platform-section,
.proof-section,
.workflow-section {
    scroll-margin-top: 88px;
}

.platform-section {
    padding: 38px 0 96px;
}

.platform-section > p:not(.section-kicker) {
    margin: 0 0 18px;
    color: var(--faint);
    font-size: 13px;
}

#platform-title {
    color: var(--text);
    font-size: clamp(34px, 4vw, 54px);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.12;
}

.platform-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(12, 9, 27, 0.76);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.platform-strip > div {
    display: flex;
    min-height: 88px;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border-left: 1px solid var(--line-soft);
    color: var(--text);
    font-size: 14px;
    font-weight: 750;
}

.platform-strip > div:first-child {
    border-left: 0;
}

.proof-section,
.workflow-section {
    padding: 90px 0;
}

.platform-section > h2,
.proof-section > h2,
.workflow-section > h2,
.final-cta h2 {
    max-width: 800px;
    margin: 14px 0 12px;
    color: var(--text);
    font-size: clamp(34px, 4vw, 54px);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.12;
}

.proof-section > p:not(.section-kicker),
.workflow-section > p:not(.section-kicker) {
    max-width: 700px;
    margin: 0;
    color: var(--faint);
    font-size: 15px;
    line-height: 1.8;
}

.report-shell {
    overflow: hidden;
    margin-top: 34px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(10, 8, 24, 0.89);
    box-shadow: var(--shadow-lg);
}

.report-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    border-bottom: 1px solid var(--line-soft);
    padding: 13px 16px;
}

.report-tabs span {
    flex: 0 0 auto;
    border-radius: 8px;
    padding: 7px 10px;
    color: var(--faint);
    font-size: 11px;
    font-weight: 750;
}

.report-tabs span.active {
    border: 1px solid rgba(0, 240, 255, 0.17);
    background: rgba(0, 240, 255, 0.07);
    color: var(--cyan);
}

.comparison-table {
    overflow-x: auto;
    padding: 0 16px 16px;
}

.comparison-row {
    display: grid;
    min-width: 640px;
    min-height: 54px;
    grid-template-columns: 150px 1fr 80px;
    align-items: center;
    gap: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 0 18px;
    color: var(--muted);
    font-size: 12px;
}

.comparison-head {
    min-height: 44px;
    border-top: 0;
    color: var(--faint);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.comparison-row span:first-child {
    color: var(--text);
    font-weight: 750;
}

.source-proof-grid {
    display: grid;
    grid-template-columns: 0.88fr 1.12fr;
    border-top: 1px solid var(--line-soft);
}

.source-list,
.source-chart {
    min-width: 0;
    padding: 24px;
}

.source-chart {
    border-left: 1px solid var(--line-soft);
}

.source-list h3,
.source-chart h3,
.workflow-grid h3 {
    margin: 0;
    color: var(--text);
    font-size: 14px;
    font-weight: 820;
}

.source-list p {
    margin: 12px 0 0;
    color: var(--faint);
    font-size: 12px;
    line-height: 1.75;
}

.source-bar {
    display: grid;
    grid-template-columns: 76px 1fr 28px;
    align-items: center;
    gap: 10px;
    margin-top: 13px;
    color: var(--faint);
    font-size: 10px;
}

.source-bar b {
    position: relative;
    height: 7px;
    overflow: hidden;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.06);
}

.source-bar b::after {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: var(--bar);
    border-radius: inherit;
    background: var(--cyan);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.35);
    content: "";
}

.source-bar:nth-child(3) b::after {
    background: var(--violet);
}

.source-bar:nth-child(4) b::after {
    background: var(--magenta);
}

.source-bar em {
    color: var(--text);
    font-style: normal;
    font-weight: 750;
    text-align: right;
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
}

.workflow-grid li {
    position: relative;
    overflow: hidden;
    min-height: 220px;
    border-top: 1px solid var(--line);
    padding: 28px 2px 20px;
}

.workflow-grid li > span {
    position: absolute;
    top: 22px;
    right: 2px;
    color: rgba(255, 255, 255, 0.05);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 72px;
    font-weight: 900;
    line-height: 1;
}

.workflow-grid .lucide {
    margin-bottom: 34px;
    color: var(--cyan);
    font-size: 30px;
}

.workflow-grid p {
    max-width: 250px;
    margin: 12px 0 0;
    color: var(--faint);
    font-size: 13px;
    line-height: 1.7;
}

.export-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.export-grid span {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    padding: 0 13px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 750;
}

.export-grid .lucide {
    color: var(--cyan);
    font-size: 17px;
}

.final-cta {
    display: flex;
    margin: 74px 0 24px;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    border-top: 1px solid rgba(0, 240, 255, 0.2);
    border-bottom: 1px solid var(--line-soft);
    padding: 56px 0;
}

.final-cta h2 {
    max-width: 680px;
    margin-bottom: 0;
    font-size: clamp(30px, 3.7vw, 48px);
}

.final-cta-actions {
    display: flex;
    flex: 0 0 auto;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

/* ---- Supporting pages ---- */
.section-fade {
    animation: fadeSlideIn 420ms ease-out both;
}

.hero-title {
    color: var(--text);
    font-size: clamp(2.3rem, 5vw, 4rem);
    letter-spacing: -0.04em;
    line-height: 1.1;
}

.download-hero-title {
    font-size: clamp(1rem, 4vw, 4rem);
    white-space: nowrap;
}

.os-logo-wrapper {
    position: relative;
    width: 5rem;
    height: 5rem;
}

.os-logo-ring {
    width: 100%;
    height: 100%;
    border-radius: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    background: #fff;
    overflow: hidden;
    border: 2.5px solid transparent;
    background-clip: padding-box;
}

.os-logo-ring::before {
    content: '';
    position: absolute;
    inset: -2.5px;
    z-index: 3;
    pointer-events: none;
    border-radius: 1.375rem;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6, #7c3aed);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    padding: 2.5px;
}

.os-logo-ring img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1.125rem;
}

.os-logo-glow {
    position: absolute;
    inset: -5px;
    z-index: 0;
    border-radius: 1.5rem;
    padding: 3px;
    background: conic-gradient(from 0deg, transparent, #3b82f6, #8b5cf6, #7c3aed, transparent, #3b82f6, #8b5cf6, transparent);
    opacity: 0.5;
    animation: glowSpin 4s linear infinite;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

@keyframes glowSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}

.faq-category {
    margin-bottom: 1.5rem;
}

.faq-item {
    border-bottom: 1px solid var(--line-soft);
    transition: background 160ms ease;
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.025);
}

.faq-question {
    display: flex;
    width: 100%;
    min-height: 56px;
    align-items: center;
    justify-content: space-between;
    color: var(--text);
    font-weight: 650;
    text-align: left;
}

.faq-question:hover {
    color: var(--cyan);
}

.faq-answer {
    padding-bottom: 1rem;
    color: var(--muted);
    font-size: 0.875rem;
    line-height: 1.8;
}

.faq-icon {
    transition: transform 180ms ease;
}

.faq-icon.open {
    transform: rotate(180deg);
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
}

/* ---- Motion ---- */
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (max-width: 960px) {
    .site-nav-links {
        display: none;
    }

    .site-nav-toggle {
        display: inline-flex;
    }

    .hero-layout,
    .source-proof-grid {
        grid-template-columns: 1fr;
    }

    .hero-section {
        min-height: auto;
        padding-top: 62px;
    }

    .hero-proof {
        transform: none;
    }

    .source-chart {
        border-top: 1px solid var(--line-soft);
        border-left: 0;
    }

    .final-cta {
        align-items: flex-start;
        flex-direction: column;
    }

    .final-cta-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 700px) {
    .site-nav-inner,
    .site-footer-inner,
    .marketing-shell {
        width: min(100% - 24px, 1180px);
    }

    .brand-lockup span {
        display: none;
    }

    .site-footer-inner {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding: 28px 0;
    }

    .site-footer-links {
        flex-wrap: wrap;
    }

    .hero-section {
        padding-top: 42px;
    }

    .hero-copy h1 {
        font-size: clamp(42px, 12.5vw, 58px);
    }

    .hero-summary {
        font-size: 15px;
    }

    .hero-actions a {
        flex: 1 1 100%;
    }

    .hero-facts {
        grid-template-columns: 1fr;
    }

    .platform-status {
        grid-template-columns: 32px minmax(90px, 1fr) auto;
    }

    .platform-status span:last-child {
        display: none;
    }

    .platform-strip {
        grid-template-columns: repeat(2, 1fr);
    }

    .platform-strip > div {
        min-height: 78px;
        border-top: 1px solid var(--line-soft);
    }

    .platform-strip > div:nth-child(odd) {
        border-left: 0;
    }

    .platform-strip > div:nth-child(-n + 2) {
        border-top: 0;
    }

    .proof-section,
    .workflow-section {
        padding: 70px 0;
    }

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

    .workflow-grid li {
        min-height: 170px;
    }

    .final-cta-actions,
    .final-cta-actions a {
        width: 100%;
    }
}

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

    .reveal {
        opacity: 1;
        transform: none;
    }
}