/* ========== BASE ========== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #f5f5f4; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ========== NAVBAR ========== */
.nav-link { position: relative; }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: #d4a843;
    border-radius: 1px;
    transition: transform 0.2s ease;
}
.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* ========== MOBILE NAV ========== */
.mobile-nav-link {
    position: relative;
}
.mobile-nav-link::after {
    content: '';
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-right: 2px solid #d1d5db;
    border-top: 2px solid #d1d5db;
    transform: translateY(-60%) rotate(45deg);
}

/* ========== SCROLL REVEAL ========== */
/* Default state: visible (progressive enhancement) */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 0;
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal-up { transform: translateY(30px); }
    .reveal-left { transform: translateX(-30px); }
    .reveal-right { transform: translateX(30px); }

    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

/* ========== SCROLL HIDE (gallery) ========== */
.scrollbar-hide {
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar { display: none; }

/* ========== HEADER SCROLLED STATE ========== */
header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(30, 58, 95, 0.08), 0 4px 20px rgba(30, 58, 95, 0.06);
}
header.scrolled .font-display { color: #0c1930; }

/* ========== ANIMATIONS ========== */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.float-soft {
    animation: float 4s ease-in-out infinite;
}

/* ========== FOCUS VISIBLE ========== */
:focus-visible {
    outline: 2px solid #d4a843;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ========== SELECTION ========== */
::selection {
    background: #d4a843;
    color: #0c1930;
}

/* ========== PRINT ========== */
@media print {
    header, footer, #site-header { display: none; }
    body { color: #000; background: #fff; }
    a { color: #000; }
}