/* ═══════════════════════════════════════════════════════════════════
   AWSIO — Sovereign-Tier Decision Infrastructure
   Landing stylesheet · Yellow palette · Cormorant + Inter
   ═══════════════════════════════════════════════════════════════════ */

:root {
    /* Surface */
    --bg-base: #0a0a0a;
    --bg-deep: #050505;
    --bg-card: #101010;
    --bg-card-soft: rgba(212, 175, 55, 0.03);

    /* Yellow palette */
    --yellow-primary: #d4af37;
    --yellow-bright: #f0c419;
    --yellow-deep: #b8941f;
    --yellow-glow: rgba(212, 175, 55, 0.18);
    --yellow-glow-strong: rgba(212, 175, 55, 0.35);
    --yellow-border: rgba(212, 175, 55, 0.25);
    --yellow-border-strong: rgba(212, 175, 55, 0.45);
    --champagne: #f5e6c8;

    /* Text */
    --text-primary: #f5f5f0;
    --text-muted: #a0a09a;
    --text-faint: #6e6e69;

    /* Type */
    --font-display: 'Cormorant Garamond', 'Times New Roman', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Rhythm */
    --rule-thin: 1px;
    --rule-thick: 2px;
    --radius: 2px;
}

/* ═══ RESET ═══ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
    margin: 0;
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse at 20% 0%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 60%, rgba(212, 175, 55, 0.04) 0%, transparent 50%);
    background-attachment: fixed;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--yellow-primary); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--yellow-bright); }

/* ═══ PAGE ═══ */
.page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ═══ SECTION-LEVEL TYPE ═══ */
.section-title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(2.2rem, 4.2vw, 3.4rem);
    line-height: 1.15;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    margin: 0 0 1.5rem 0;
}

.section-lede {
    font-size: 1.15rem;
    line-height: 1.65;
    color: var(--text-muted);
    max-width: 760px;
    margin: 0 0 3.5rem 0;
}

.prose {
    font-size: 1.075rem;
    line-height: 1.75;
    color: var(--text-muted);
    max-width: 760px;
    margin: 0 0 1.5rem 0;
}

/* ═══ HERO ═══ */
.hero {
    padding: 11vh 0 9vh 0;
    text-align: left;
    border-bottom: var(--rule-thin) solid var(--yellow-border);
    margin-bottom: 8vh;
}

.brand-row {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 3.5rem;
}

.brand-rule {
    display: inline-block;
    width: 56px;
    height: 1px;
    background: var(--yellow-primary);
}

.brand-tag {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--yellow-primary);
}

.wordmark {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(4.2rem, 11vw, 8.4rem);
    line-height: 0.95;
    letter-spacing: 0.01em;
    margin: 0 0 0.4rem 0;
    background: linear-gradient(180deg, var(--champagne) 0%, var(--yellow-primary) 55%, var(--yellow-deep) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 60px var(--yellow-glow);
}

.wordmark-expansion {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.4rem, 2.6vw, 2rem);
    line-height: 1.3;
    color: var(--text-primary);
    margin: 0 0 2.4rem 0;
    letter-spacing: 0.01em;
}

.hero-lede {
    font-size: 1.18rem;
    line-height: 1.7;
    color: var(--text-muted);
    max-width: 720px;
    margin: 0 0 3rem 0;
}

.cta-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.4rem;
}

.cta {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    border-radius: var(--radius);
    transition: all .3s ease;
    cursor: pointer;
    border: 1px solid transparent;
}

.cta-primary {
    background: linear-gradient(180deg, var(--yellow-primary) 0%, var(--yellow-deep) 100%);
    color: #0a0a0a;
    box-shadow: 0 0 0 1px var(--yellow-border-strong), 0 8px 32px var(--yellow-glow);
}
.cta-primary:hover {
    background: linear-gradient(180deg, var(--yellow-bright) 0%, var(--yellow-primary) 100%);
    color: #0a0a0a;
    box-shadow: 0 0 0 1px var(--yellow-primary), 0 12px 40px var(--yellow-glow-strong);
    transform: translateY(-1px);
}

.cta-ghost {
    background: transparent;
    color: var(--yellow-primary);
    border: 1px solid var(--yellow-border-strong);
}
.cta-ghost:hover {
    background: var(--yellow-glow);
    color: var(--yellow-bright);
    border-color: var(--yellow-primary);
}

.cta-note {
    font-size: 0.82rem;
    color: var(--text-faint);
    letter-spacing: 0.04em;
}

/* ═══ MANIFESTO ═══ */
.manifesto {
    padding: 6vh 0 8vh 0;
}

.pull-quote {
    margin: 0 0 3rem 0;
    padding: 1.8rem 0 1.8rem 2.2rem;
    border-left: var(--rule-thick) solid var(--yellow-primary);
    max-width: 820px;
}
.pull-quote p {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.35rem, 2.2vw, 1.7rem);
    line-height: 1.45;
    color: var(--champagne);
    margin: 0 0 1rem 0;
}
.pull-quote cite {
    display: block;
    font-family: var(--font-body);
    font-style: normal;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--yellow-primary);
}

/* ═══ DOCTRINE / PILLARS ═══ */
.doctrine {
    padding: 8vh 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
}

.pillars {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
    border-left: var(--rule-thin) solid var(--yellow-border);
}

.pillar {
    padding: 2.5rem 2rem;
    border-right: var(--rule-thin) solid var(--yellow-border);
    border-bottom: var(--rule-thin) solid var(--yellow-border);
    background: var(--bg-card-soft);
    transition: background .3s ease;
}
.pillar:hover {
    background: rgba(212, 175, 55, 0.06);
}

.pillar-index {
    display: block;
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.6rem;
    color: var(--yellow-primary);
    margin-bottom: 1.2rem;
    letter-spacing: 0.04em;
}

.pillar-title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.55rem;
    line-height: 1.2;
    color: var(--text-primary);
    margin: 0 0 1rem 0;
}

.pillar-body {
    font-size: 0.98rem;
    line-height: 1.65;
    color: var(--text-muted);
    margin: 0;
}

/* ═══ SURFACES ═══ */
.surfaces {
    padding: 8vh 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
}

.surface-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: 1px;
    background: var(--yellow-border);
    border: var(--rule-thin) solid var(--yellow-border);
}

.surface {
    padding: 2.8rem 2.4rem;
    background: var(--bg-card);
    transition: background .3s ease, transform .3s ease;
    display: flex;
    flex-direction: column;
}
.surface:hover {
    background: #131313;
}

.surface-header {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 1.2rem;
}

.surface-tag {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--yellow-primary);
}

.surface-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 2rem;
    line-height: 1.1;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.005em;
}

.surface-pitch {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: 1.2rem;
    line-height: 1.4;
    color: var(--champagne);
    margin: 0 0 1.2rem 0;
}

.surface-body {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin: 0 0 1.8rem 0;
    flex: 1;
}

.surface-link {
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--yellow-primary);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    align-self: flex-start;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--yellow-border);
    transition: all .25s ease;
}
.surface-link:hover {
    color: var(--yellow-bright);
    border-bottom-color: var(--yellow-primary);
    gap: 0.8rem;
}

/* ═══ CASCADE / TRANSMISSION CHAIN ═══ */
.cascade {
    padding: 8vh 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
}

.chain {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: chain;
    position: relative;
}

.chain::before {
    content: '';
    position: absolute;
    left: 16px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: linear-gradient(180deg, var(--yellow-primary) 0%, var(--yellow-border) 50%, transparent 100%);
}

.link {
    position: relative;
    padding: 0 0 2.2rem 56px;
}
.link:last-child { padding-bottom: 0; }

.link::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 6px;
    width: 13px;
    height: 13px;
    border: 1px solid var(--yellow-primary);
    background: var(--bg-base);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-base), 0 0 16px var(--yellow-glow);
}

.link-step {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--yellow-primary);
    display: block;
    margin-bottom: 0.5rem;
}

.link-title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 1.2;
    color: var(--text-primary);
    margin: 0 0 0.7rem 0;
}

.link-body {
    font-size: 1rem;
    line-height: 1.65;
    color: var(--text-muted);
    margin: 0;
    max-width: 720px;
}

/* ═══ ENGINE ═══ */
.engine {
    margin: 8vh 0;
    padding: 5rem 3rem;
    background:
        linear-gradient(135deg, rgba(212, 175, 55, 0.06) 0%, rgba(212, 175, 55, 0.02) 100%),
        var(--bg-deep);
    border: var(--rule-thin) solid var(--yellow-border-strong);
    position: relative;
    overflow: hidden;
}

.engine::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 90% 10%, var(--yellow-glow) 0%, transparent 60%);
    pointer-events: none;
}

.engine-rule {
    display: block;
    width: 56px;
    height: 1px;
    background: var(--yellow-primary);
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.engine-body {
    position: relative;
    z-index: 1;
    max-width: 820px;
}

.engine-heading {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(2rem, 3.6vw, 2.8rem);
    line-height: 1.15;
    color: var(--champagne);
    margin: 0 0 1.5rem 0;
    letter-spacing: -0.005em;
}

.engine-body p {
    font-size: 1.12rem;
    line-height: 1.75;
    color: var(--text-primary);
    margin: 0;
}

/* ═══ FOUNDER ═══ */
.founder {
    padding: 8vh 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
}

.founder-card {
    border-left: var(--rule-thick) solid var(--yellow-primary);
    padding: 2rem 0 2rem 2.4rem;
    max-width: 880px;
}

.founder-meta { margin-bottom: 1.2rem; }

.founder-tag {
    font-family: var(--font-body);
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--yellow-primary);
}

.founder-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(2rem, 3.4vw, 2.6rem);
    line-height: 1.1;
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.005em;
}

.founder-role {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: 1.15rem;
    color: var(--champagne);
    margin: 0 0 2rem 0;
}

.founder-prose {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--text-muted);
    margin: 0 0 1.4rem 0;
}
.founder-prose:last-child { margin-bottom: 0; }

/* ═══ ACCESS ═══ */
.access {
    padding: 8vh 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
    text-align: left;
}

.access-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
    margin-top: 1rem;
}

/* ═══ FOOTER ═══ */
.footer {
    padding: 4rem 0 5rem 0;
    border-top: var(--rule-thin) solid var(--yellow-border);
    margin-top: 4vh;
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.82rem;
    color: var(--text-faint);
    letter-spacing: 0.05em;
}

.footer-mark {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--yellow-primary);
    letter-spacing: 0.15em;
}

.footer-sep { color: var(--yellow-border-strong); }

.footer-link {
    color: var(--text-muted);
    transition: color .25s ease;
}
.footer-link:hover { color: var(--yellow-primary); }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
    .page { padding: 0 22px; }
    .hero { padding: 8vh 0 6vh 0; }
    .brand-row { margin-bottom: 2.5rem; }
    .pillars { grid-template-columns: 1fr; }
    .surface-stack { grid-template-columns: 1fr; }
    .surface { padding: 2.2rem 1.8rem; }
    .pillar { padding: 2rem 1.6rem; }
    .engine { padding: 3rem 1.8rem; margin: 6vh 0; }
    .founder-card { padding-left: 1.6rem; }
    .cta-row, .access-row { gap: 1rem; }
    .cta { padding: 13px 24px; font-size: 0.8rem; }
}

@media (max-width: 480px) {
    .page { padding: 0 18px; }
    .surface-stack { grid-template-columns: 1fr; }
    .footer-inner { font-size: 0.76rem; gap: 0.5rem; }
}

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

::selection {
    background: var(--yellow-primary);
    color: var(--bg-base);
}