/* ===== Custom Styles for Custom Coatings MA ===== */

/* Base */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a;
    color: #f8fafc;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.shape-circle-1 {
    top: 15%;
    right: 5%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.shape-circle-2 {
    bottom: 20%;
    left: 2%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

.shape-triangle {
    top: 60%;
    right: 10%;
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid rgba(13, 148, 136, 0.06);
    animation: rotate 20s linear infinite;
}

.shape-dots {
    top: 40%;
    left: 5%;
    width: 120px;
    height: 120px;
    background-image: radial-gradient(circle, rgba(45, 212, 191, 0.2) 1px, transparent 1px);
    background-size: 16px 16px;
    animation: float 12s ease-in-out infinite;
}

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

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

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

/* ===== Navbar ===== */
#navbar {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

#navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    border-bottom-color: rgba(45, 212, 191, 0.2);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2dd4bf;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Menu */
.mobile-nav-link {
    position: relative;
    padding-left: 0;
}

/* ===== Hero ===== */
#hero {
    position: relative;
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0d9488, #2dd4bf, #0d9488);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(13, 148, 136, 0.15);
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid transparent;
    border-radius: 16px;
    transition: border-color 0.5s ease;
}

.gallery-item:hover::after {
    border-color: rgba(45, 212, 191, 0.5);
}

/* ===== Contact Form ===== */
#contact-form select option {
    background: #1e293b;
    color: #f8fafc;
}

/* ===== Scroll Animations ===== */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

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

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .shape-circle-1,
    .shape-circle-2,
    .shape-triangle,
    .shape-dots {
        display: none;
    }

    #hero h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 640px) {
    #hero h1 {
        font-size: 2.75rem;
    }

    .service-card {
        padding: 1.5rem;
    }
}

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

/* ===== Selection ===== */
::selection {
    background: rgba(13, 148, 136, 0.4);
    color: #f8fafc;
}