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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(16, 185, 129, 0.3);
    color: #f5f0e8;
}

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

#navbar.scrolled {
    background: rgba(3, 10, 7, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(245, 240, 232, 0.05);
}

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

.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; }
#mobile-menu.open .mobile-link:nth-child(6) { transition-delay: 0.3s; }

/* ========== HAMBURGER ANIMATION ========== */
.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

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

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

#menu-toggle.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.25rem;
}

/* ========== HERO ANIMATIONS ========== */
.hero-badge {
    opacity: 0;
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-badge > div:first-child {
    animation: expandWidth 0.6s ease forwards;
    animation-delay: 0.2s;
    transform-origin: left;
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 3rem; }
}

.hero-badge > span {
    animation: fadeIn 0.6s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

h1 {
    opacity: 0;
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.4s;
}

h1 + p {
    opacity: 0;
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.6s;
}

h1 ~ p + div {
    opacity: 0;
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.8s;
}

h1 ~ p + div ~ div {
    opacity: 0;
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 1s;
}

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ========== SCROLL REVEAL ========== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), 
                transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-up {
    transform: translateY(30px);
}

.reveal-left {
    transform: translateX(-30px);
}

.reveal-right {
    transform: translateX(30px);
}

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

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

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

/* ========== CARD HOVER EFFECTS ========== */
.group:hover img {
    transform-origin: center;
}

/* ========== SUBTLE GLOW ON CARDS ========== */
.rounded-2xl {
    transition: box-shadow 0.4s ease;
}

.rounded-2xl:hover {
    box-shadow: 0 0 40px rgba(16, 185, 129, 0.08);
}

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

::-webkit-scrollbar-track {
    background: #030a07;
}

::-webkit-scrollbar-thumb {
    background: #166534;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #15803d;
}

/* ========== PREFERS 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-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
    }
}

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