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

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

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    overflow-x: hidden;
}

/* ========== NAVBAR ========== */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.nav-logo-text {
    color: white;
    transition: color 0.3s;
}

#navbar.scrolled .nav-logo-text {
    color: white;
}

.nav-link {
    position: relative;
}

/* ========== MOBILE MENU ========== */
.mobile-nav-link {
    position: relative;
}

#mobileMenu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== HERO GEOMETRIC SHAPES ========== */
.geo-shape {
    position: absolute;
    opacity: 0.08;
    pointer-events: none;
}

.geo-circle-1 {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    top: -100px;
    left: -100px;
    animation: float 8s ease-in-out infinite;
}

.geo-circle-2 {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    bottom: 15%;
    right: 5%;
    animation: float 6s ease-in-out infinite reverse;
}

.geo-square-1 {
    width: 120px;
    height: 120px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    top: 25%;
    right: 15%;
    transform: rotate(45deg);
    animation: rotate 12s linear infinite;
}

.geo-square-2 {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.05);
    bottom: 25%;
    left: 10%;
    transform: rotate(20deg);
    animation: rotate 15s linear infinite reverse;
}

.geo-triangle-1 {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 100px solid rgba(255, 255, 255, 0.06);
    top: 40%;
    left: 5%;
    animation: float 7s ease-in-out infinite;
}

.geo-dots {
    background-image: radial-gradient(rgba(255, 255, 255, 0.15) 1px, transparent 1px);
    background-size: 20px 20px;
    width: 300px;
    height: 300px;
    bottom: 5%;
    right: 25%;
    animation: float 9s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.7s ease-out forwards;
    opacity: 0;
}

.animation-delay-100 { animation-delay: 0.1s; }
.animation-delay-200 { animation-delay: 0.2s; }
.animation-delay-300 { animation-delay: 0.3s; }
.animation-delay-400 { animation-delay: 0.4s; }

/* ========== SCROLL REVEAL ========== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s 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; }

/* ========== SERVICE CARDS ========== */
.service-card {
    position: relative;
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 148, 136, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s;
    border-radius: inherit;
}

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

.gallery-item {
    position: relative;
}

/* ========== BUTTON HOVER EFFECTS ========== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 2px;
}

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

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #0d9488;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #14b8a6;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .geo-circle-1 {
        width: 250px;
        height: 250px;
    }
    
    .geo-circle-2 {
        width: 120px;
        height: 120px;
    }
    
    .geo-square-1 {
        width: 80px;
        height: 80px;
    }
    
    .geo-square-2 {
        width: 50px;
        height: 50px;
    }
    
    .geo-triangle-1 {
        border-left-width: 40px;
        border-right-width: 40px;
        border-bottom-width: 65px;
    }
    
    .geo-dots {
        width: 150px;
        height: 150px;
    }
}

/* ========== 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;
    }
}