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

/* ── Animations ── */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}
@keyframes float-delayed {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(-2deg); }
}
@keyframes slide-up {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-float { animation: float 6s ease-in-out infinite; }
.animate-float-delayed { animation: float-delayed 7s ease-in-out infinite 1s; }

/* ── Scroll Reveal ── */
.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);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Header ── */
#header {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}
#header.scrolled {
    background: rgba(253, 248, 240, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(42, 31, 26, 0.08);
}

/* ── Room Cards ── */
.room-card {
    transform: translateY(0);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
}
.room-card:hover {
    transform: translateY(-6px);
}

/* ── Amenity Cards ── */
.amenity-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.4s ease, border-color 0.4s ease;
}
.amenity-card:hover {
    transform: translateY(-4px);
}

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

/* ── Nav Links ── */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 4px;
    right: 4px;
    height: 2px;
    background: #C0593A;
    border-radius: 1px;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}
.nav-link:hover::after {
    transform: scaleX(1);
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #FDF8F0; }
::-webkit-scrollbar-thumb { background: #e06e4e; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #C0593A; }

/* ── Selection ── */
::selection { background: rgba(192, 89, 58, 0.2); color: #2A1F1A; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .font-display { line-height: 1.15; }
}