/* ─── 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: #FF6B6B;
    color: white;
}

/* ─── Animations ─── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out both;
}

.animation-delay-200 {
    animation-delay: 0.2s;
}

.animation-delay-400 {
    animation-delay: 0.4s;
}

.animation-delay-600 {
    animation-delay: 0.6s;
}

/* ─── Scroll Reveal ─── */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.scroll-reveal.revealed:nth-child(2) { transition-delay: 0.1s; }
.scroll-reveal.revealed:nth-child(3) { transition-delay: 0.2s; }
.scroll-reveal.revealed:nth-child(4) { transition-delay: 0.3s; }
.scroll-reveal.revealed:nth-child(5) { transition-delay: 0.4s; }
.scroll-reveal.revealed:nth-child(6) { transition-delay: 0.5s; }

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

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 30px rgba(0, 0, 0, 0.08);
}

#navbar.scrolled .nav-title {
    color: #1F1F26 !important;
}

#navbar.scrolled .nav-link {
    color: #52525B !important;
}

/* ─── Hero ─── */
.hero-bg {
    will-change: transform;
}

.hero-overlay {
    will-change: opacity;
}

/* ─── Feature Cards ─── */
.feature-card {
    border-right: 1px solid #E8E8ED;
    transition: background 0.3s ease;
}

.feature-card:last-child {
    border-right: none;
}

.feature-card:hover {
    background: #FFF8F7;
}

/* ─── Menu Cards ─── */
.menu-card {
    will-change: transform;
}

.menu-card:hover .menu-card-img {
    transform: scale(1.05);
}

/* ─── Gallery ─── */
.gallery-item {
    height: 260px;
    cursor: pointer;
}

.gallery-item img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ─── Mobile Menu ─── */
.mobile-menu-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobile-menu.open .mobile-menu-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-menu-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-menu-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-menu-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-menu-link:nth-child(4) { transition-delay: 0.25s; }

/* ─── Mobile Menu Button ─── */
.menu-line {
    transition: all 0.3s ease;
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#mobile-menu-btn.active .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ─── Parallax subtle ─── */
@media (prefers-reduced-motion: no-preference) {
    .hero-bg img {
        transition: transform 0.1s linear;
    }
}

/* ─── Focus styles ─── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #FF6B6B;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .feature-card {
        border-right: none;
        border-bottom: 1px solid #E8E8ED;
    }

    .feature-card:last-child {
        border-bottom: none;
    }

    .gallery-item {
        height: 200px;
    }

    .gallery-item:nth-child(1),
    .gallery-item:nth-child(4) {
        grid-column: span 1;
    }
}

@media (max-width: 480px) {
    .gallery-item {
        height: 180px;
    }
}