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

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

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(85, 239, 196, 0.3);
    color: #fff;
}

/* ─── Navbar ─── */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ─── Hero Animations ─── */
.hero-tagline {
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.2s;
}

.hero-headline {
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.4s;
}

.hero-subtitle {
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.6s;
}

.hero-cta {
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.8s;
}

.hero-stats {
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 1s;
}

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

/* ─── Menu Cards ─── */
.menu-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.menu-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(85, 239, 196, 0.08);
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 22, 40, 0.4) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: inherit;
}

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

/* ─── Mobile Menu ─── */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

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

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* ─── Menu Lines Animation ─── */
.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

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

#menu-toggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 20px;
}

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

.reveal.visible {
    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; }

/* ─── Form Focus Styles ─── */
input:focus, textarea:focus {
    background: rgba(10, 22, 40, 0.8);
}

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

::-webkit-scrollbar-track {
    background: #0a1628;
}

::-webkit-scrollbar-thumb {
    background: rgba(85, 239, 196, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(85, 239, 196, 0.5);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .hero-headline {
        font-size: 3rem;
    }

    .hero-headline br {
        display: none;
    }

    .hero-headline span {
        display: inline;
    }
}