/* ── Base ── */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* ── Scroll Reveal (progressive enhancement — hidden by default, revealed by JS) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
        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; }
}

/* ── Navbar ── */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(26, 29, 35, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ── Room Cards ── */
.room-card {
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}

.room-card:hover {
    transform: translateY(-6px);
}

/* ── Mobile Menu Animation ── */
#mobile-menu {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 400px;
    }
}

#mobile-menu.closing {
    animation: slideUp 0.25s ease forwards;
}

@keyframes slideUp {
    from {
        opacity: 1;
        max-height: 400px;
    }
    to {
        opacity: 0;
        max-height: 0;
    }
}

/* ── Subtle Background Pattern ── */
.bg-pattern {
    background-image: radial-gradient(circle at 1px 1px, rgba(255, 112, 64, 0.05) 1px, transparent 0);
    background-size: 24px 24px;
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1A1D23;
}

::-webkit-scrollbar-thumb {
    background: #FF7040;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #F05A28;
}

/* ── Selection ── */
::selection {
    background: rgba(255, 112, 64, 0.3);
    color: #1A1D23;
}