/* ═══════════════════════════════════════════════════════════════
   Our Story Page — /our-story
   Uses brand tokens from app.css; os- prefix throughout
   ═══════════════════════════════════════════════════════════════ */

/* ── Shared layout ────────────────────────────────────────────── */
.os-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding-inline: 2rem;
}

.os-section {
    padding-block: 96px;
}

.os-section-light {
    background: var(--surface, #fff);
    border-top: 1px solid var(--border, #e5e7eb);
}

.os-section-dark {
    background: #0A0D1A;
    color: #E8ECF2;
}

.os-section-answer {
    background: linear-gradient(160deg, #0A0D1A 0%, #0D1A2E 60%, #0A1620 100%);
    color: #E8ECF2;
    position: relative;
    overflow: hidden;
}

.os-section-answer::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 400px at 80% 50%, rgba(0,194,168,0.1) 0%, transparent 70%),
        radial-gradient(ellipse 400px 400px at 10% 30%, rgba(0,87,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

/* ── Typography ───────────────────────────────────────────────── */
.os-section-label {
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-sub, #6b7280);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.os-section-label::after {
    content: '';
    flex: 1;
    max-width: 48px;
    height: 1px;
    background: var(--border, #e5e7eb);
}

.os-label-dim {
    color: #3A4456;
}

.os-label-dim::after {
    background: #2A3449;
}

.os-h2 {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1;
    letter-spacing: -0.01em;
    margin-bottom: 20px;
    color: var(--text, #111827);
}

.os-h2 em { font-style: normal; }

.os-h2-light { color: #E8ECF2; }

.os-h2-sub {
    color: #8A95A8;
    font-weight: 400;
    font-size: 0.7em;
    display: block;
    margin-top: 0.2em;
}

.os-h3-light {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 700;
    text-transform: uppercase;
    color: #E8ECF2;
    margin-bottom: 2rem;
    line-height: 1.1;
}

.os-h3-sub {
    color: #8A95A8;
    font-weight: 400;
}

.os-lead {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-sub, #6b7280);
    max-width: 720px;
    margin-bottom: 0;
}

.os-lead-dim { color: #8A95A8; }

.os-eyebrow {
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--accent-teal, #00D4E8);
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    animation: os-fadeUp 0.6s ease 0.1s both;
}

/* ── HERO ─────────────────────────────────────────────────────── */
.os-hero {
    position: relative;
    background: #0A0D1A;
    min-height: 88vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 2rem 80px;
    overflow: hidden;
}

.os-hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,87,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,87,255,0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

.os-hero-glow {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 800px 500px at 50% 30%, rgba(0,87,255,0.12) 0%, transparent 70%),
        radial-gradient(ellipse 400px 600px at 10% 90%, rgba(0,194,168,0.08) 0%, transparent 70%),
        radial-gradient(ellipse 300px 400px at 90% 80%, rgba(255,77,66,0.07) 0%, transparent 60%);
    pointer-events: none;
}

.os-hero-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.os-hero-title {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: clamp(52px, 8vw, 96px);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 0.95;
    letter-spacing: -0.01em;
    color: #E8ECF2;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
    animation: os-fadeUp 0.6s ease 0.2s both;
}

.os-hero-title em { font-style: normal; }
.os-accent-blue  { color: var(--accent-blue, #3B9EFF); }
.os-accent-green { color: var(--accent-green, #22D07A); }

.os-hero-sub {
    max-width: 680px;
    font-size: 18px;
    font-weight: 300;
    line-height: 1.75;
    color: #8A95A8;
    position: relative;
    z-index: 1;
    margin-bottom: 52px;
    animation: os-fadeUp 0.6s ease 0.35s both;
}

.os-stat-row {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    z-index: 1;
    animation: os-fadeUp 0.6s ease 0.5s both;
}

.os-stat { text-align: center; }

.os-stat-num {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 44px;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 4px;
}

.os-stat-label {
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #5C6882;
}

.os-spectrum-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg,
        var(--accent-red, #FF4D42),
        var(--accent-orange, #FF6B2B),
        var(--accent-yellow, #FFD426),
        var(--accent-green, #22D07A),
        var(--accent-blue, #3B9EFF),
        var(--accent-teal, #00D4E8));
}

/* ── ORIGIN ───────────────────────────────────────────────────── */
.os-origin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    margin-top: 56px;
}

.os-origin-quote {
    position: relative;
    padding: 36px 36px 36px 48px;
    background: var(--surface2, #f3f4f6);
    border-left: 4px solid var(--color-brand-primary, #0057FF);
    border-radius: 0 12px 12px 0;
    margin-bottom: 0;
}

.os-quote-mark {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 80px;
    font-weight: 900;
    color: var(--color-brand-primary, #0057FF);
    opacity: 0.15;
    line-height: 0.8;
    position: absolute;
    top: 24px;
    left: 16px;
}

.os-origin-quote p {
    font-size: 20px;
    font-weight: 500;
    line-height: 1.6;
    color: var(--text, #111827);
    font-style: italic;
    margin-bottom: 16px;
    position: relative;
}

.os-origin-quote cite {
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-sub, #6b7280);
    font-style: normal;
}

.os-milestone-list {
    list-style: none;
    padding: 0;
    margin-top: 36px;
    display: flex;
    flex-direction: column;
}

.os-milestone {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 18px 0;
    border-bottom: 1px solid var(--border, #e5e7eb);
}

.os-milestone:last-child { border-bottom: none; }

.os-milestone-year {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-brand-primary, #0057FF);
    min-width: 52px;
    padding-top: 2px;
}

.os-milestone-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-sub, #6b7280);
}

.os-milestone-text strong { color: var(--text, #111827); }

.os-origin-copy p {
    font-size: 16px;
    line-height: 1.85;
    color: var(--text-sub, #6b7280);
    margin-bottom: 20px;
}

.os-origin-copy p:last-child { margin-bottom: 0; }
.os-origin-copy strong { color: var(--text, #111827); font-weight: 500; }

/* ── NATIONAL STATS GRID ──────────────────────────────────────── */
.os-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
    margin-top: 56px;
    border: 1px solid #2A3449;
    border-radius: 16px;
    overflow: hidden;
}

.os-stat-card {
    padding: 40px 32px;
    background: #161C26;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: background 0.2s;
}

.os-stat-card:hover { background: #1E2636; }

.os-stat-big {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 52px;
    font-weight: 900;
    line-height: 1;
}

.os-stat-desc {
    font-size: 14px;
    line-height: 1.5;
    color: #8A95A8;
}

.os-stat-src {
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 9px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #3A4456;
    margin-top: auto;
}

/* ── POLICY CARDS ─────────────────────────────────────────────── */
.os-policy-header { margin-top: 60px; }

.os-policy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 32px;
}

.os-policy-card {
    background: #161C26;
    border: 1px solid #2A3449;
    border-radius: 14px;
    padding: 32px;
    position: relative;
    overflow: hidden;
}

.os-policy-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
}

.os-policy-red::before    { background: var(--accent-red, #FF4D42); }
.os-policy-blue::before   { background: var(--accent-blue, #3B9EFF); }
.os-policy-green::before  { background: var(--accent-green, #22D07A); }
.os-policy-yellow::before { background: var(--accent-yellow, #FFD426); }

.os-policy-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 9px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 99px;
    margin-bottom: 20px;
    background: rgba(255,255,255,0.06);
    color: #8A95A8;
}

.os-policy-title {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 22px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: #E8ECF2;
    line-height: 1.1;
    margin-bottom: 14px;
}

.os-policy-body {
    font-size: 14px;
    line-height: 1.75;
    color: #8A95A8;
}

/* ── TABS ─────────────────────────────────────────────────────── */
.os-tab-row {
    display: flex;
    border-bottom: 2px solid var(--border, #e5e7eb);
    margin-top: 48px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 0;
}

.os-tab {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 16px 28px;
    color: var(--text-sub, #6b7280);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
}

.os-tab:hover { color: var(--text, #111827); }

.os-tab-active {
    color: var(--text, #111827);
    border-bottom-color: var(--color-brand-primary, #0057FF);
}

/* ── PANELS ───────────────────────────────────────────────────── */
.os-panel { padding-top: 48px; }

.os-panel-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.os-panel-lead {
    font-size: 20px;
    font-weight: 500;
    line-height: 1.65;
    color: var(--text, #111827);
    margin-bottom: 24px;
}

.os-panel-body {
    font-size: 15px;
    line-height: 1.85;
    color: var(--text-sub, #6b7280);
    margin-bottom: 16px;
}

.os-panel-visual {
    background: var(--surface2, #f3f4f6);
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4/3;
    border: 1px solid var(--border, #e5e7eb);
}

.os-panel-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.os-check-list {
    list-style: none;
    padding: 0;
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.os-check-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.os-check-dot {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
}

.os-check-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-sub, #6b7280);
}

.os-check-text strong { color: var(--text, #111827); }

/* Blockquotes in panels */
.os-bq {
    border-radius: 0 12px 12px 0;
    padding: 28px 28px 28px 36px;
    margin-bottom: 24px;
    position: relative;
}

.os-bq p {
    font-size: 16px;
    font-style: italic;
    line-height: 1.7;
    color: var(--text, #111827);
    margin-bottom: 14px;
}

.os-bq cite {
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-sub, #6b7280);
    font-style: normal;
}

.os-bq-blue  { background: var(--surface2, #f3f4f6); border-left: 4px solid var(--accent-blue, #3B9EFF); }
.os-bq-red   { background: var(--surface2, #f3f4f6); border-left: 4px solid var(--accent-red, #FF4D42); }
.os-bq-green { background: var(--surface2, #f3f4f6); border-left: 4px solid var(--accent-green, #22D07A); }

/* ── EDUCATION CARDS ──────────────────────────────────────────── */
.os-edu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.os-edu-card {
    padding: 32px;
    border: 1px solid var(--border, #e5e7eb);
    border-radius: 14px;
    background: var(--surface2, #f3f4f6);
    transition: box-shadow 0.2s, transform 0.2s;
}

.os-edu-card:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.os-edu-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.os-edu-title {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text, #111827);
    margin-bottom: 12px;
}

.os-edu-body {
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-sub, #6b7280);
}

/* ── PILLAR GRID ──────────────────────────────────────────────── */
.os-pillar-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-top: 52px;
    position: relative;
    z-index: 1;
}

.os-pillar {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 28px 22px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: background 0.2s;
}

.os-pillar:hover { background: rgba(255,255,255,0.07); }

.os-pillar-s  { border-top: 3px solid var(--accent-red, #FF4D42); }
.os-pillar-t  { border-top: 3px solid var(--accent-orange, #FF6B2B); }
.os-pillar-e  { border-top: 3px solid var(--accent-yellow, #FFD426); }
.os-pillar-m  { border-top: 3px solid var(--accent-green, #22D07A); }
.os-pillar-ai { border-top: 3px solid var(--accent-blue, #3B9EFF); }

.os-pillar-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.os-pillar-title {
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #E8ECF2;
    line-height: 1.1;
}

.os-pillar-body {
    font-size: 13px;
    line-height: 1.7;
    color: #8A95A8;
}

/* ── CTA ──────────────────────────────────────────────────────── */
.os-cta { text-align: center; }

.os-cta-inner { max-width: 680px; }

.os-cta-sub {
    font-size: 17px;
    color: var(--text-sub, #6b7280);
    line-height: 1.75;
    max-width: 580px;
    margin: 20px auto 0;
    text-align: center;
}

.os-cta-row {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 40px;
    flex-wrap: wrap;
}

.os-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 8px;
    font-family: var(--font-display, 'Barlow Condensed', sans-serif);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: transform 0.15s, opacity 0.15s;
}

.os-btn:hover { transform: translateY(-1px); opacity: 0.9; }

.os-btn-primary {
    background: var(--color-brand-primary, #0057FF);
    color: #fff;
}

.os-btn-outline {
    background: transparent;
    color: var(--text, #111827);
    border: 2px solid var(--border, #e5e7eb);
}

.os-cta-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border, #e5e7eb);
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-sub, #6b7280);
}

.os-cta-sep { color: var(--border, #e5e7eb); }

/* ── Animation ────────────────────────────────────────────────── */
@keyframes os-fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 900px) {
    .os-origin-grid,
    .os-panel-split { grid-template-columns: 1fr; gap: 36px; }

    .os-stat-grid  { grid-template-columns: repeat(2, 1fr); }
    .os-pillar-grid { grid-template-columns: repeat(2, 1fr); }
    .os-policy-grid { grid-template-columns: 1fr; }
    .os-edu-grid   { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 580px) {
    .os-stat-grid,
    .os-edu-grid,
    .os-pillar-grid { grid-template-columns: 1fr; }

    .os-section { padding-block: 64px; }
    .os-wrap { padding-inline: 1.25rem; }

    .os-stat-row { gap: 28px; }
}