/* ===== 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 {
    overflow-x: hidden;
}

::selection {
    background: rgba(240, 165, 0, 0.3);
    color: #f5ecef;
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes floatUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes floatDown {
    from { opacity: 0; transform: translateY(-40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scrollLine {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

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

.animate-float-up {
    animation: floatUp 0.9s ease-out;
}

.animate-float-down {
    animation: floatDown 0.9s ease-out;
}

.animate-scroll-line {
    animation: scrollLine 1.5s ease-in-out infinite;
}

/* ===== Scroll-triggered Animations ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* ===== Navigation ===== */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #F0A500;
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #F0A500 !important;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(38, 15, 46, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(74, 35, 90, 0.5);
}

/* Mobile menu */
.mobile-menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

.mobile-link {
    animation: fadeIn 0.4s ease-out forwards;
}

.mobile-link:nth-child(1) { animation-delay: 0.1s; }
.mobile-link:nth-child(2) { animation-delay: 0.2s; }
.mobile-link:nth-child(3) { animation-delay: 0.3s; }
.mobile-link:nth-child(4) { animation-delay: 0.4s; }

/* Hamburger animation */
#menu-btn.active #bar1 {
    transform: rotate(45deg) translate(4px, 4px);
}

#menu-btn.active #bar2 {
    opacity: 0;
}

#menu-btn.active #bar3 {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.5rem;
}

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

.room-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.room-card img {
    transition: transform 0.7s ease;
}

/* ===== Buttons ===== */
button[type="submit"]:active {
    transform: scale(0.98);
}

/* ===== Form Styles ===== */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 1px rgba(240, 165, 0, 0.3);
}

input::placeholder,
textarea::placeholder {
    color: #5e3459;
}

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

::-webkit-scrollbar-track {
    background: #260f2e;
}

::-webkit-scrollbar-thumb {
    background: #4a235a;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5e3459;
}

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

/* ===== Focus Visible ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #F0A500;
    outline-offset: 2px;
}