/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
}

img, svg, video {
    display: block;
    max-width: 100%;
}

button, input, select, textarea {
    font: inherit;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f0f4f8;
}
::-webkit-scrollbar-thumb {
    background: #9fb3c8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #627d98;
}

/* ===== Navbar ===== */
.nav-text {
    color: rgba(255, 255, 255, 0.85);
}

#navbar.scrolled {
    background: rgba(10, 26, 46, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

#navbar.scrolled .nav-text {
    color: rgba(255, 255, 255, 0.9);
}

/* ===== Mobile Menu ===== */
.mobile-link {
    display: block;
}

/* ===== Room Cards ===== */
.room-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

.room-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Amenity Cards ===== */
.amenity-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, background 0.3s ease, border-color 0.3s ease;
}

.amenity-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Testimonial Cards ===== */
.testimonial-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

.testimonial-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Scroll Reveal (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .room-card,
    .amenity-card,
    .testimonial-card {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                    transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .room-card.revealed,
    .amenity-card.revealed,
    .testimonial-card.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    /* Staggered delays */
    .room-card:nth-child(1) { transition-delay: 0.05s; }
    .room-card:nth-child(2) { transition-delay: 0.12s; }
    .room-card:nth-child(3) { transition-delay: 0.19s; }

    .amenity-card:nth-child(1)  { transition-delay: 0.02s; }
    .amenity-card:nth-child(2)  { transition-delay: 0.06s; }
    .amenity-card:nth-child(3)  { transition-delay: 0.10s; }
    .amenity-card:nth-child(4)  { transition-delay: 0.14s; }
    .amenity-card:nth-child(5)  { transition-delay: 0.18s; }
    .amenity-card:nth-child(6)  { transition-delay: 0.22s; }
    .amenity-card:nth-child(7)  { transition-delay: 0.26s; }
    .amenity-card:nth-child(8)  { transition-delay: 0.30s; }

    .testimonial-card:nth-child(1) { transition-delay: 0.05s; }
    .testimonial-card:nth-child(2) { transition-delay: 0.15s; }
    .testimonial-card:nth-child(3) { transition-delay: 0.25s; }
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    .room-card,
    .amenity-card,
    .testimonial-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ===== Focus Styles ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #d9a41c;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== Selection ===== */
::selection {
    background: rgba(217, 164, 28, 0.2);
    color: #102a43;
}

/* ===== Utility ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}