/* ===== CSS Custom Properties ===== */
:root {
    --navy-900: #0a192f;
    --navy-800: #112240;
    --gold-500: #d4a853;
    --gold-400: #e6c06a;
    --cream: #faf8f5;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--navy-900);
    background-color: var(--cream);
    overflow-x: hidden;
}

/* ===== Geometric Background Shapes ===== */
.geo-shape {
    position: absolute;
    pointer-events: none;
    z-index: 0;
}

.geo-circle-1 {
    top: 15%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 168, 83, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.geo-square-1 {
    top: 40%;
    left: -3%;
    width: 200px;
    height: 200px;
    background: rgba(212, 168, 83, 0.04);
    border: 2px solid rgba(212, 168, 83, 0.08);
    transform: rotate(45deg);
    animation: float-delayed 10s ease-in-out infinite;
}

.geo-triangle-1 {
    bottom: 20%;
    right: 10%;
    width: 0;
    height: 0;
    border-left: 100px solid transparent;
    border-right: 100px solid transparent;
    border-bottom: 173px solid rgba(212, 168, 83, 0.04);
    animation: float 12s ease-in-out infinite;
}

.geo-circle-2 {
    top: 60%;
    left: 20%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(10, 25, 47, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-delayed 9s ease-in-out infinite;
}

.geo-rect-1 {
    top: 25%;
    left: 10%;
    width: 80px;
    height: 120px;
    background: rgba(212, 168, 83, 0.03);
    border: 1px solid rgba(212, 168, 83, 0.06);
    border-radius: 12px;
    transform: rotate(-15deg);
    animation: float 11s ease-in-out infinite;
}

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

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) rotate(45deg); }
    50% { transform: translateY(-15px) rotate(50deg); }
}

@keyframes spin-slow {
    from { transform: rotate(12deg); }
    to { transform: rotate(372deg); }
}

.animate-float {
    animation: float 8s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 10s ease-in-out infinite;
}

.animate-spin-slow {
    animation: spin-slow 20s linear infinite;
}

/* ===== Navbar ===== */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 30px rgba(10, 25, 47, 0.08);
}

/* ===== Mobile Menu ===== */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

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

.menu-line {
    transition: all 0.3s ease;
}

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

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

#menuBtn.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== Service Cards ===== */
.service-card {
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    border: 1px solid transparent;
    transition: border-color 0.5s ease;
    pointer-events: none;
    z-index: 1;
}

.service-card:hover::before {
    border-color: rgba(212, 168, 83, 0.3);
}

/* ===== Gallery Items ===== */
.gallery-item {
    position: relative;
    min-height: 200px;
}

/* ===== 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; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ===== Custom Select ===== */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%230a192f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    appearance: none;
    -webkit-appearance: none;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .geo-circle-1 {
        width: 300px;
        height: 300px;
    }
    
    .geo-square-1 {
        width: 120px;
        height: 120px;
    }
    
    .geo-triangle-1 {
        border-left-width: 60px;
        border-right-width: 60px;
        border-bottom-width: 104px;
    }
}

/* ===== Selection ===== */
::selection {
    background: var(--gold-500);
    color: var(--navy-900);
}

/* ===== Focus Visible ===== */
:focus-visible {
    outline: 2px solid var(--gold-500);
    outline-offset: 2px;
}

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

::-webkit-scrollbar-track {
    background: var(--cream);
}

::-webkit-scrollbar-thumb {
    background: var(--navy-900);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold-500);
}