*, *::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;
}

/* Navbar */
#navbar {
    background: transparent;
    transition: background 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav-brand {
    transition: color 0.5s ease;
}

#navbar:not(.scrolled) .nav-brand {
    color: #fff;
}

#navbar.scrolled .nav-link {
    color: #475569;
}

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

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

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

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

#menu-btn.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 5rem;
}

.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* Hero animations */
.hero-tag {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease 0.3s forwards;
}

.hero-headline {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease 0.5s forwards;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease 0.7s forwards;
}

.hero-ctas {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease 0.9s forwards;
}

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

/* Scroll reveal */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
}

.reveal[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Subtle line accents */
section h2::after {
    content: '';
    display: block;
    width: 48px;
    height: 1px;
    background: #0d9488;
    margin-top: 20px;
    opacity: 0.5;
}

section h2.text-center::after,
.text-center h2::after {
    margin-left: auto;
    margin-right: auto;
}

/* Image hover container */
.aspect-\[4\/3\],
.aspect-\[3\/4\],
.aspect-square {
    position: relative;
}

/* Selection color */
::selection {
    background: rgba(13, 148, 136, 0.15);
    color: #0f172a;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal[data-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
    border-radius: 4px;
}