/* ── Base & Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; min-height: 100vh; }

/* ── Animations ── */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(32px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes bounceSlow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-slide-up {
    animation: slideUp 0.8s ease forwards;
    opacity: 0;
}

.animate-slide-up-delay {
    animation: slideUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.2s;
}

.animate-slide-up-delay-2 {
    animation: slideUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.4s;
}

.animate-bounce-slow {
    animation: bounceSlow 2s ease-in-out infinite;
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Header ── */
#site-header {
    background: transparent;
}

#site-header.scrolled {
    background: rgba(5, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: linear-gradient(90deg, #c9a84c, #e8d5a3);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #c9a84c !important;
}

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

#mobile-menu.open .mobile-link {
    animation: slideUp 0.4s ease forwards;
    opacity: 0;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

/* ── Hamburger ── */
#menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

#menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

#menu-toggle.active .hamburger-line:nth-child(3) {
    width: 1.25rem;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ── Menu Cards ── */
.menu-card {
    position: relative;
    overflow: hidden;
}

.menu-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.menu-card:hover::before {
    opacity: 1;
}

/* ── Form ── */
select option {
    background: #0a1628;
    color: #fff;
}

/* ── Selection ── */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #fff;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #050d1a; }
::-webkit-scrollbar-thumb { background: #152d4a; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #c9a84c; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .font-display { line-height: 1.1; }
}