/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }

/* ── Clip diagonal for hero ── */
.clip-diagonal {
    clip-path: polygon(30% 0, 100% 0, 100% 100%, 0% 100%);
}

/* ── Nav ── */
#nav {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}
#nav.scrolled {
    background: rgba(253, 251, 247, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(61, 31, 22, 0.08);
}

/* ── Burger animation ── */
#menuBtn.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
#menuBtn.active .burger-line:nth-child(2) {
    opacity: 0;
}
#menuBtn.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.25rem;
}

/* ── Mobile menu ── */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

/* ── Scroll dot ── */
.scroll-dot {
    animation: scrollBounce 1.5s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%, 100% { top: 0; }
    50% { top: calc(100% - 12px); }
}

/* ── Marquee ── */
.marquee-track {
    animation: marquee 30s linear infinite;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ── Gallery grid ── */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(2, 280px);
    gap: 16px;
}
.gallery-item:nth-child(1) { grid-column: span 5; }
.gallery-item:nth-child(2) { grid-column: span 4; }
.gallery-item:nth-child(3) { grid-column: span 3; }
.gallery-item:nth-child(4) { grid-column: span 4; }
.gallery-item:nth-child(5) { grid-column: span 5; }
.gallery-item:nth-child(6) { grid-column: span 3; }

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }
    .gallery-item { grid-column: span 1 !important; }
    .gallery-item img { height: 220px; }
}

.gallery-item img {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
}

/* ── Reveal animations ── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Stagger children ── */
.stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.stagger.visible > *:nth-child(1) { transition-delay: 0s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.3s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.4s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.5s; }
.stagger.visible > * {
    opacity: 1;
    transform: translateY(0);
}

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