/* ============================================================
   SUNDRIFT AI — Shared site chrome (top bar + footer)
   Single source of truth. Self-contained tokens (--sc-*) so it
   renders identically on every page regardless of page styles.
   ============================================================ */

:root {
    --sc-base-bg: #090912;
    --sc-card-bg: rgba(255,255,255,0.036);
    --sc-border: rgba(255,255,255,0.07);
    --sc-border-soft: rgba(255,255,255,0.06);
    --sc-text-white: #eef2ff;
    --sc-text-gray: #7c85a2;
    --sc-text-muted: #4a5268;
    --sc-accent: #4A90E2;
    --sc-gold: #F5A623;
    --sc-ease: cubic-bezier(0.16,1,0.3,1);
    --sc-panel-bg: rgba(9,9,18,0.94);
    --sc-nav-bg: rgba(9,9,18,0.85);
}
[data-theme="light"] {
    --sc-base-bg: #f0f2fc;
    --sc-card-bg: rgba(255,255,255,0.72);
    --sc-border: rgba(0,0,0,0.08);
    --sc-border-soft: rgba(0,0,0,0.07);
    --sc-text-white: #1a1d2e;
    --sc-text-gray: #4a5268;
    --sc-text-muted: #8892a4;
    --sc-panel-bg: rgba(240,242,252,0.96);
    --sc-nav-bg: rgba(240,242,252,0.90);
}

/* ── Top bar ── */
nav.sc-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 50;
    height: 56px;
    padding: 0 48px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--sc-nav-bg);
    backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--sc-border-soft);
    box-sizing: border-box;
}
nav.sc-nav::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(74,144,226,0.5) 30%, rgba(245,166,35,0.3) 70%, transparent);
    pointer-events: none;
}
nav.sc-nav a, nav.sc-nav button { box-sizing: border-box; }

.sc-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    position: absolute;
    left: 48px;
}
.sc-brand img { width: 33px; height: 33px; object-fit: contain; }
.sc-brand-text { display: flex; flex-direction: column; align-items: flex-start; }
.sc-brand-name {
    font-weight: 800;
    font-size: 18.72px;
    letter-spacing: 1px;
    color: var(--sc-text-white);
    line-height: 1;
}
.sc-brand-slogan {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--sc-text-gray);
    text-transform: uppercase;
    margin-top: 3px;
}

/* ── Mega-menu ── */
.sc-menu { display: flex; gap: 4px; align-items: center; justify-content: center; }
.sc-item { position: static; }

.sc-trigger {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--sc-text-gray);
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: color 150ms var(--sc-ease), background-color 150ms var(--sc-ease), border-color 150ms var(--sc-ease);
}
.sc-trigger .chev {
    width: 12px; height: 12px;
    opacity: 0.55;
    transition: transform 200ms var(--sc-ease), opacity 150ms var(--sc-ease);
}
.sc-trigger:hover,
.sc-item.is-open .sc-trigger,
.sc-trigger[aria-expanded="true"] {
    color: var(--sc-text-white);
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.08);
}
[data-theme="light"] .sc-trigger:hover,
[data-theme="light"] .sc-item.is-open .sc-trigger {
    background: rgba(0,0,0,0.05);
    border-color: rgba(0,0,0,0.08);
}
.sc-item.is-open .sc-trigger .chev { transform: rotate(180deg); opacity: 1; }
.sc-trigger:focus-visible { outline: 2px solid rgba(74,144,226,0.7); outline-offset: 2px; }

.sc-panel {
    position: absolute;
    top: 56px;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    width: min(680px, calc(100vw - 48px));
    background: var(--sc-panel-bg);
    backdrop-filter: blur(20px) saturate(1.4);
    border: 1px solid var(--sc-border);
    border-radius: 14px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.04) inset;
    padding: 28px 32px 22px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 200ms var(--sc-ease), transform 220ms var(--sc-ease), visibility 200ms;
    z-index: 60;
    text-align: left;
}
[data-theme="light"] .sc-panel { box-shadow: 0 16px 48px rgba(26,29,46,0.16); }
.sc-panel::before {
    content: '';
    position: absolute;
    top: -1px; left: 0; right: 0;
    height: 1px;
    border-radius: 14px 14px 0 0;
    background: linear-gradient(90deg, transparent, rgba(74,144,226,0.6) 30%, rgba(245,166,35,0.4) 70%, transparent);
}
.sc-item.is-open .sc-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.sc-panel-eyebrow {
    font-size: 11px; font-weight: 600;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--sc-accent);
    margin-bottom: 6px;
}
.sc-panel-title {
    font-size: 20px; font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--sc-text-white);
    margin-bottom: 12px;
}
.sc-panel-desc { font-size: 13.5px; line-height: 1.62; color: var(--sc-text-gray); max-width: 60ch; }
.sc-panel-desc p { margin: 0 0 9px; }
.sc-panel-desc p:last-child { margin-bottom: 0; }
.sc-panel-desc .audience { color: var(--sc-text-white); font-weight: 500; }

.sc-panel-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px 18px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--sc-border-soft);
}
.sc-panel-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--sc-text-gray);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 8px 10px;
    border-radius: 8px;
    transition: color 150ms var(--sc-ease), background-color 150ms var(--sc-ease), transform 150ms var(--sc-ease);
}
.sc-panel-links a::before {
    content: '';
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--sc-accent);
    opacity: 0.45;
    flex-shrink: 0;
    transition: opacity 150ms var(--sc-ease), transform 150ms var(--sc-ease);
}
.sc-panel-links a:hover {
    color: var(--sc-text-white);
    background: rgba(74,144,226,0.10);
    transform: translateX(2px);
}
.sc-panel-links a:hover::before { opacity: 1; transform: scale(1.3); }
.sc-panel-links a:focus-visible { outline: 2px solid rgba(74,144,226,0.7); outline-offset: 1px; }

.sc-panel-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 18px;
    background: linear-gradient(135deg, #4A90E2, #3b7dd8);
    color: #ffffff;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    padding: 10px 18px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(74,144,226,0.30);
    transition: filter 150ms var(--sc-ease), box-shadow 150ms var(--sc-ease), transform 150ms var(--sc-ease);
}
.sc-panel-cta:hover { filter: brightness(1.1); box-shadow: 0 4px 16px rgba(74,144,226,0.45); }
.sc-panel-cta:active { transform: translateY(1px); }
.sc-panel-cta:focus-visible { outline: 2px solid rgba(74,144,226,0.7); outline-offset: 2px; }

.sc-panel-foot {
    margin-top: 20px;
    padding-top: 14px;
    border-top: 1px solid var(--sc-border-soft);
    font-size: 11.5px;
    letter-spacing: 0.04em;
    color: var(--sc-text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.sc-panel-foot .vega-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--sc-gold);
    box-shadow: 0 0 8px rgba(245,166,35,0.6);
    flex-shrink: 0;
}

/* ── Right side ── */
.sc-right {
    position: absolute;
    right: 48px;
    display: flex;
    align-items: center;
    gap: 14px;
}
.sc-cta {
    border: 1px solid var(--sc-text-white);
    color: var(--sc-text-white);
    padding: 9px 18px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    transition: background-color 150ms var(--sc-ease), color 150ms var(--sc-ease);
    cursor: pointer;
    white-space: nowrap;
}
.sc-cta:hover { background: var(--sc-text-white); color: var(--sc-base-bg); }
.sc-cta:focus-visible { outline: 2px solid rgba(74,144,226,0.7); outline-offset: 2px; }

.sc-theme-btn {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--sc-border);
    color: var(--sc-text-gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 150ms var(--sc-ease), color 150ms var(--sc-ease), transform 150ms var(--sc-ease);
    padding: 0;
}
.sc-theme-btn:hover { border-color: var(--sc-accent); color: var(--sc-text-white); transform: scale(1.1); }
.sc-theme-btn:focus-visible { outline: 2px solid rgba(74,144,226,0.7); outline-offset: 2px; }
.sc-theme-btn .icon-sun { display: none; }
.sc-theme-btn .icon-moon { display: block; }
[data-theme="light"] .sc-theme-btn .icon-sun { display: block; }
[data-theme="light"] .sc-theme-btn .icon-moon { display: none; }

.sc-hamburger {
    display: none;
    background: transparent;
    border: 1px solid var(--sc-border);
    color: var(--sc-text-gray);
    cursor: pointer;
    width: 36px; height: 36px;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    flex-shrink: 0;
    transition: border-color 0.2s, color 0.2s;
    padding: 0;
}
.sc-hamburger:hover { border-color: var(--sc-accent); color: var(--sc-text-white); }

@media (max-width: 968px) {
    .sc-menu, .sc-cta { display: none; }
    .sc-hamburger { display: flex; }
}

/* ── Mobile nav ── */
.sc-mobile {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--sc-base-bg);
    z-index: 99;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    overflow-y: auto;
    padding: 88px 0 48px;
}
.sc-mobile.open { display: flex; }
.sc-mobile-close {
    position: absolute;
    top: 24px; right: 24px;
    background: transparent;
    border: 1px solid var(--sc-border);
    color: var(--sc-text-gray);
    cursor: pointer;
    width: 40px; height: 40px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.2s, color 0.2s;
}
.sc-mobile-close:hover { border-color: var(--sc-accent); color: var(--sc-text-white); }
.sc-mobile-group {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--sc-accent);
    padding: 22px 40px 8px;
}
.sc-mobile-group small {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: none;
    color: var(--sc-text-muted);
    margin-top: 4px;
}
.sc-mobile a {
    display: block;
    padding: 14px 40px;
    font-size: 18px;
    font-weight: 600;
    color: var(--sc-text-white);
    text-decoration: none;
    text-align: left;
    letter-spacing: -0.01em;
    width: 100%;
    transition: color 0.2s, background 0.2s;
}
.sc-mobile a:hover { color: var(--sc-accent); background: var(--sc-card-bg); }
.sc-mobile-cta {
    margin: 28px 40px 0;
    width: calc(100% - 80px);
    text-align: center !important;
    padding: 16px !important;
    border-radius: 8px;
    background: linear-gradient(135deg, #4A90E2, #3b7dd8) !important;
    color: #ffffff !important;
    border: none !important;
}

/* ── Footer ── */
footer.sc-footer {
    padding: 80px 48px 40px;
    border-top: 1px solid var(--sc-border);
    position: relative;
    z-index: 1;
    background: transparent;
}
.sc-footer-grid {
    max-width: 1200px;
    margin: 0 auto 60px;
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 40px;
}
.sc-footer-col { display: flex; flex-direction: column; gap: 12px; }
.sc-footer-col-heading {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--sc-text-muted);
    margin-bottom: 4px;
}
.sc-footer-col a {
    color: var(--sc-text-gray);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}
.sc-footer-col a:hover { color: var(--sc-text-white); }
.sc-footer-brand .sc-footer-brand-name { font-size: 18px; font-weight: 700; color: var(--sc-text-white); text-decoration: none; letter-spacing: -0.01em; }
.sc-footer-brand .sc-footer-brand-name:hover { color: var(--sc-text-gray); }
.sc-footer-brand-tagline { font-size: 14px; color: var(--sc-text-gray); line-height: 1.65; max-width: 340px; }
.sc-footer-brand-address { font-size: 13px; color: var(--sc-text-muted); }
.sc-footer-flag { height: 13px; width: auto; margin-right: 8px; vertical-align: -2px; border-radius: 2px; box-shadow: 0 0 0 1px rgba(255,255,255,0.12); }
.sc-footer-links { display: flex; gap: 16px; }
.sc-footer-badge { font-size: 13px; color: var(--sc-text-muted); }
.sc-footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 40px;
    border-top: 1px solid var(--sc-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.sc-footer-bottom p { font-size: 13px; color: var(--sc-text-muted); margin: 0; }

@media (max-width: 768px) {
    nav.sc-nav { padding: 0 20px; }
    .sc-brand { left: 20px; }
    .sc-right { right: 20px; }
    .sc-footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .sc-footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
    .sc-panel { transition: opacity 120ms linear, visibility 120ms; transform: translateX(-50%); }
    .sc-item.is-open .sc-panel { transform: translateX(-50%); }
    .sc-trigger .chev, .sc-panel-links a, .sc-panel-links a::before, .sc-theme-btn { transition: none; }
}