/* ===== BASE RESET & GLOBAL ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== NAVIGATION ===== */
.nav-header {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

.nav-header.scrolled {
    background: rgba(5, 10, 22, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(201, 168, 76, 0.1), 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #c9a84c;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover {
    color: #ffffff;
}

.nav-link:hover::after {
    width: 60%;
}

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

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #c9a84c;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.mobile-link:hover::after {
    width: 60%;
}

/* Hamburger animation */
#menu-toggle[aria-expanded="true"] .menu-line:nth-child(1) {
    transform: translateY(5.5px) rotate(45deg);
}

#menu-toggle[aria-expanded="true"] .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

#menu-toggle[aria-expanded="true"] .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: translateY(-5.5px) rotate(-45deg);
}

/* ===== MENU CARDS ===== */
.menu-card {
    position: relative;
}

.menu-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 2rem;
    padding: 1px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.2), transparent, rgba(201, 168, 76, 0.1));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.menu-card:hover::before {
    opacity: 1;
}

.menu-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(201, 168, 76, 0.15);
}

/* ===== WHY-US CARDS ===== */
.why-card {
    position: relative;
}

.why-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #c9a84c, #e4b534);
    transition: all 0.4s ease;
    transform: translateX(-50%);
    border-radius: 3px 3px 0 0;
}

.why-card:hover::after {
    width: 80%;
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 28, 63, 0.2), rgba(15, 28, 63, 0.4));
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

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

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .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; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Reduced motion: make everything visible */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 767px) {
    .font-display {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }
}