*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Hero Gradient ── */
.hero-gradient {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 30%, #334155 55%, #1e293b 80%, #0f172a 100%);
}

.hero-gradient::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 20% 80%, rgba(217, 119, 6, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(251, 191, 36, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse 50% 60% at 50% 50%, rgba(30, 41, 59, 0.5) 0%, transparent 70%);
}

/* ── Hero Animations ── */
.hero-elem {
    opacity: 0;
    transform: translateY(24px);
    animation: heroReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-elem:nth-child(1) { animation-delay: 0.1s; }
.hero-elem:nth-child(2) { animation-delay: 0.25s; }
.hero-elem:nth-child(3) { animation-delay: 0.4s; }
.hero-elem:nth-child(4) { animation-delay: 0.55s; }

@keyframes heroReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-ornament,
.hero-ornament2 {
    animation: float 8s ease-in-out infinite;
}

.hero-ornament2 {
    animation-delay: -4s;
    animation-duration: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(8px, -12px) scale(1.03); }
}

.hero-scroll {
    animation: pulseDown 2s ease-in-out infinite;
}

@keyframes pulseDown {
    0%, 100% { opacity: 0.4; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.7; transform: translateX(-50%) translateY(4px); }
}

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

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal:not(.revealed) {
    opacity: 1;
    transform: translateY(32px);
}

/* ── Nav Transition ── */
#site-header.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(30, 41, 59, 0.06), 0 4px 24px rgba(30, 41, 59, 0.04);
}

#site-header.scrolled .nav-link {
    color: #334155;
}

#site-header.scrolled .nav-link:hover {
    color: #1e293b;
}

#site-header.scrolled .group svg {
    color: #d97706;
}

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

#mobile-menu:not(.open) {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

/* ── Hamburger ── */
#hamburger span:first-child {
    transform-origin: center;
}
#hamburger span:nth-child(2) {
    transform-origin: center;
}
#hamburger span:last-child {
    transform-origin: center;
}

body.menu-open #hamburger span:first-child {
    transform: translateY(5px) rotate(45deg);
}
body.menu-open #hamburger span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
body.menu-open #hamburger span:last-child {
    transform: translateY(-5px) rotate(-45deg);
}

/* ── Menu Item Hover ── */
#menu .border-b {
    transition: border-color 0.3s ease;
}

#menu .border-b:hover {
    border-color: rgba(217, 119, 6, 0.2);
}

#menu .border-b > div:first-child > p:first-child {
    transition: color 0.3s ease;
}

#menu .border-b:hover > div:first-child > p:first-child {
    color: #d97706;
}

/* ── Gallery Hover ── */
.gallery-item img {
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal:not(.revealed) {
        opacity: 1;
        transform: none;
    }
    .hero-elem {
        opacity: 1;
        transform: none;
    }
}

/* ── Focus Styles ── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #d97706;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ── Selection ── */
::selection {
    background: rgba(217, 119, 6, 0.2);
    color: #1e293b;
}