/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a;
    color: #f8fafc;
    overflow-x: hidden;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f172a;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0d9488;
}

/* ===== Selection ===== */
::selection {
    background: rgba(13, 148, 136, 0.3);
    color: #ccfbf1;
}

/* ===== Navigation ===== */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

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

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Hero ===== */
#hero {
    scroll-snap-align: start;
}

/* ===== Stats Bar ===== */
.stat-item {
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat-item:hover::before {
    opacity: 1;
}

/* ===== Room Cards ===== */
.room-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.room-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 60px -15px rgba(13, 148, 136, 0.15);
}

/* ===== Tags ===== */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.85rem;
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    color: #5eead4;
    font-family: 'Inter', sans-serif;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.tag:hover {
    background: rgba(13, 148, 136, 0.2);
    border-color: rgba(13, 148, 136, 0.4);
}

/* ===== Amenity Cards ===== */
.amenity-card {
    padding: 0.5rem;
    border-radius: 1rem;
    transition: background 0.3s ease;
}

.amenity-card:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ===== Nearby Items ===== */
.nearby-item {
    padding: 0.5rem;
    border-radius: 1rem;
    transition: background 0.3s ease;
}

.nearby-item:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ===== Gallery ===== */
.gallery-item {
    cursor: pointer;
    position: relative;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.3) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: inherit;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ===== Buttons ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: #0d9488;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    padding: 1rem 2rem;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    background: #14b8a6;
    transform: translateY(-2px);
    box-shadow: 0 20px 40px -10px rgba(13, 148, 136, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

/* ===== Form Inputs ===== */
.input-field {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.75rem;
    padding: 0.875rem 1rem;
    color: #f8fafc;
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    width: 100%;
    transition: border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
    outline: none;
}

.input-field::placeholder {
    color: #64748b;
}

.input-field:hover {
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(15, 23, 42, 0.8);
}

.input-field:focus {
    border-color: #0d9488;
    background: rgba(15, 23, 42, 0.9);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

.input-field option {
    background: #1e293b;
    color: #f8fafc;
}

textarea.input-field {
    resize: none;
}

/* ===== Contact Info Items ===== */
.contact-info-item {
    padding: 0.5rem;
    border-radius: 1rem;
    transition: background 0.3s ease;
}

.contact-info-item:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Stagger children ===== */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(7) { transition-delay: 0.35s; }
.stagger-children.visible > *:nth-child(8) { transition-delay: 0.4s; }

.stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
}

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