/* ===== Base Styles ===== */
*, *::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;
}

::selection {
    background-color: #ff9370;
    color: #1a1c20;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1a1c20;
}
::-webkit-scrollbar-thumb {
    background: #ff6b4a;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #f54e28;
}

/* ===== Navbar Transition ===== */
.nav-text {
    transition: color 0.4s ease;
}

.navbar-scrolled .nav-text {
    color: #1a1c20;
}

.navbar-scrolled .nav-link {
    color: #51555e;
}

.navbar-scrolled .nav-link:hover {
    color: #ff6b4a;
}

.navbar-transparent .nav-link {
    color: #a5a7ad;
}

.navbar-transparent .nav-link:hover {
    color: #ff9370;
}

/* ===== Scroll Animations ===== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.scroll-reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.scroll-reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ===== Service Card Hover ===== */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

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

/* ===== Testimonial Card ===== */
.testimonial-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

/* ===== Scroll Line Animation ===== */
@keyframes scrollLine {
    0% {
        top: -16px;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        top: 48px;
        opacity: 0;
    }
}

.animate-scroll-line {
    animation: scrollLine 1.5s ease-in-out infinite;
}

/* ===== Mobile Menu ===== */
.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 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 Button ===== */
.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

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

.menu-open .menu-line:nth-child(2) {
    opacity: 0;
}

.menu-open .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 6px;
}

/* ===== 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;
    }
    
    .scroll-reveal,
    .scroll-reveal-left,
    .scroll-reveal-right {
        opacity: 1;
        transform: none;
    }
    
    .animate-scroll-line {
        animation: none;
    }
}

/* ===== Form Focus ===== */
input:focus,
textarea:focus,
select:focus {
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: #c7c8cc;
}

/* ===== Select ===== */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23656972' 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 0 center;
}

/* ===== Gallery Hover Overlay ===== */
.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 28, 32, 0.4), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

/* ===== Image Lazy Load Fallback ===== */
img {
    max-width: 100%;
    height: auto;
}

/* ===== Print Styles ===== */
@media print {
    nav, footer, .scroll-reveal, .scroll-reveal-left, .scroll-reveal-right {
        display: none;
    }
}