/* =========================================================
   Shared base — used by /blog and /resources sub-pages.
   Same navy + gold glass language as the main site.
   ========================================================= */

:root {
    --c-bg-solid: #eef2f7;
    --c-surface: rgba(255, 255, 255, 0.6);
    --c-surface-solid: #ffffff;
    --c-text: #0f172a;
    --c-muted: #475569;
    --c-border: rgba(15, 23, 42, 0.12);
    --gold: #d4af37;
    --gold-soft: rgba(212, 175, 55, 0.14);
    --max: 1000px;
    --radius: 18px;
    --font-display: "Cinzel Decorative", serif;
    --font-heading: "Playfair Display", Georgia, serif;
    --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color-scheme: light;
}

html.dark {
    --c-bg-solid: #0f172a;
    --c-surface: rgba(30, 41, 59, 0.5);
    --c-surface-solid: #1e293b;
    --c-text: #e2e8f0;
    --c-muted: #94a3b8;
    --c-border: rgba(212, 175, 55, 0.16);
    --gold-soft: rgba(212, 175, 55, 0.1);
    color-scheme: dark;
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100svh;
    background: var(--c-bg-solid);
    color: var(--c-text);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    transition: background-color .4s ease, color .4s ease;
}

a { color: inherit; text-decoration: none; }

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

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin: 0;
    font-weight: 600;
}

.wrap {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px;
}

.dot { color: var(--gold); }

:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
    border-radius: 4px;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    z-index: 100;
    background: var(--gold);
    color: #0f172a;
    padding: 10px 16px;
    font-weight: 600;
}

.skip-link:focus { left: 0; }

/* ---------- Ambient background ---------- */
.bg-layer {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.aurora {
    position: absolute;
    border-radius: 9999px;
    filter: blur(90px);
}

.aurora-1 { top: -12rem; left: -10rem; width: 38rem; height: 38rem; background: rgba(212, 175, 55, .12); animation: a1 28s ease-in-out infinite; }
.aurora-2 { bottom: -14rem; right: -12rem; width: 34rem; height: 34rem; background: rgba(99, 102, 241, .14); animation: a2 34s ease-in-out infinite; }

html.dark .aurora-1 { background: rgba(212, 175, 55, .09); }

@keyframes a1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(8vw, 6vh) scale(1.12); }
}

@keyframes a2 {
    0%, 100% { transform: translate(0, 0) scale(1.05); }
    50% { transform: translate(-8vw, -6vh) scale(.9); }
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(148, 163, 184, .06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(148, 163, 184, .06) 1px, transparent 1px);
    background-size: 64px 64px;
}

/* ---------- Glass ---------- */
.glass {
    background: var(--c-surface);
    -webkit-backdrop-filter: blur(14px) saturate(1.4);
    backdrop-filter: blur(14px) saturate(1.4);
    border: 1px solid var(--c-border);
    box-shadow: 0 8px 32px rgba(2, 6, 23, .28);
}

/* ---------- Sub-nav ---------- */
.subnav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 50;
    display: flex;
    justify-content: center;
    padding: 14px 16px;
}

.subnav-inner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px 8px 16px;
    border-radius: 999px;
    background: var(--c-surface);
    -webkit-backdrop-filter: blur(14px) saturate(1.4);
    backdrop-filter: blur(14px) saturate(1.4);
    border: 1px solid var(--c-border);
    box-shadow: 0 8px 32px rgba(2, 6, 23, .3);
    max-width: 100%;
}

.subnav .home {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--gold);
    font-size: .95rem;
    padding-right: 6px;
    white-space: nowrap;
}

.subnav .links {
    display: flex;
    gap: 2px;
}

.subnav .links a {
    padding: 7px 13px;
    font-size: .88rem;
    color: var(--c-muted);
    border-radius: 999px;
    transition: color .18s, background .18s;
}

.subnav .links a:hover,
.subnav .links a[aria-current="page"] {
    color: var(--gold);
    background: var(--gold-soft);
}

.theme-toggle {
    width: 38px;
    height: 38px;
    flex: none;
    border-radius: 50%;
    border: 1px solid var(--c-border);
    background: var(--c-surface);
    color: var(--gold);
    font-size: 1rem;
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: box-shadow .2s;
}

.theme-toggle:hover { box-shadow: 0 0 20px rgba(212, 175, 55, .25); }

/* ---------- Page shell ---------- */
.page {
    position: relative;
    z-index: 10;
    padding: 132px 0 40px;
}

.page-head {
    margin-bottom: 40px;
}

.page-head .kicker {
    font-family: var(--font-display);
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .24em;
    color: var(--gold);
    margin: 0 0 10px;
}

.page-head h1 {
    font-size: clamp(2rem, 6vw, 3.2rem);
}

.page-head p {
    margin: 12px 0 0;
    color: var(--c-muted);
    max-width: 42rem;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: .92rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: box-shadow .2s, transform .15s, color .2s;
}

.btn:active { transform: translateY(1px); }

.btn-gold { background: var(--gold); color: #0f172a; }
.btn-gold:hover { box-shadow: 0 0 22px rgba(212, 175, 55, .35); }

.btn-glass {
    background: var(--c-surface);
    border-color: var(--c-border);
    color: var(--c-text);
}

.btn-glass:hover { color: var(--gold); }

/* ---------- Footer ---------- */
.subfooter {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 40px 24px 48px;
    color: var(--c-muted);
    font-size: .82rem;
}

.subfooter a { color: var(--gold); }

/* ---------- Reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .7s ease, transform .7s cubic-bezier(.2, .8, .2, 1);
}

.reveal.in-view { opacity: 1; transform: none; }

@media (max-width: 620px) {
    .subnav .links a { padding: 7px 9px; font-size: .82rem; }
    body { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001ms !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
}