/* 
   KBT Truck Repair - Premium Dark Theme
*/

:root {
    --bg-dark: #0a0a0a;
    --bg-card: #141414;
    --primary: #ffb703; /* Gold/Amber */
    --primary-hover: #e2a000;
    --text-main: #f0f0f0;
    --text-muted: #a0a0a0;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(10, 10, 10, 0.85);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.highlight {
    color: var(--primary);
}

.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
}

.section {
    padding: 100px 0;
}

.text-center { text-align: center; }
.mb-5 { margin-bottom: 3rem; }
.text-large { font-size: 1.5rem; font-weight: bold; }

/* Buttons */
.btn-primary, .btn-secondary, .btn-primary-small, .btn-outline {
    display: inline-block;
    padding: 15px 35px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 183, 3, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 2px solid var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--text-main);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

.btn-primary-small {
    background-color: var(--primary);
    color: var(--bg-dark);
    padding: 10px 20px;
    font-size: 0.9rem;
}
.btn-primary-small:hover {
    background-color: var(--primary-hover);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline:hover {
    background-color: var(--primary);
    color: var(--bg-dark);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    color: var(--text-main);
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a:not(.btn-primary-small) {
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.9rem;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a:not(.btn-primary-small)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn-primary-small):hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .line {
    width: 30px;
    height: 3px;
    background-color: var(--text-main);
    margin: 6px 0;
    transition: 0.4s;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../images/hero.png') no-repeat center center/cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.9) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
    text-shadow: 0 5px 15px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0.7;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--text-main);
    border-radius: 15px;
    margin-bottom: 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { top: 8px; opacity: 1; }
    100% { top: 25px; opacity: 0; }
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.feature-list {
    list-style: none;
    margin-top: 30px;
}

.feature-list li {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-main);
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    position: relative;
    z-index: 2;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.accent-box {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary);
    z-index: 1;
    border-radius: 8px;
}

/* Stats Section */
.stats {
    background-color: var(--primary);
    color: var(--bg-dark);
    padding: 60px 0;
    position: relative;
}
.stats::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
    position: relative;
    z-index: 2;
}

.stat-item h3 {
    font-size: 4rem;
    line-height: 1;
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 1.1rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.5);
    border-color: rgba(255, 183, 3, 0.3);
}

.service-img {
    height: 250px;
    position: relative;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card:hover .service-img img {
    transform: scale(1.1);
}

.service-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10,10,10,0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

.service-content {
    padding: 30px;
}

.service-content h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--primary);
}

.service-content p {
    color: var(--text-muted);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
}

.contact-info {
    padding: 60px;
    background: linear-gradient(135deg, rgba(20,20,20,1) 0%, rgba(30,30,30,1) 100%);
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.info-block {
    margin-bottom: 25px;
}

.info-block h4 {
    color: var(--primary);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.contact-form {
    padding: 60px;
}

.contact-form h3 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.contact-form input, .contact-form select {
    width: 100%;
    padding: 15px;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-main);
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.contact-form input:focus, .contact-form select:focus {
    outline: none;
    border-color: var(--primary);
    background-color: rgba(255,255,255,0.1);
}

.form-submit {
    width: 100%;
    border: none;
}

/* Footer */
footer {
    background-color: #050505;
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 15px;
    max-width: 300px;
}

.footer-links h4, .footer-legal h4 {
    color: var(--primary);
    margin-bottom: 20px;
}

.footer-links a, .footer-legal a {
    display: block;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.footer-links a:hover, .footer-legal a:hover {
    color: var(--primary);
    transform: translateX(5px);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: rgba(255,255,255,0.3);
    font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.visible {
    opacity: 1;
    transform: translate(0);
}

/* Responsive */
@media (max-width: 992px) {
    .about-grid, .contact-wrapper {
        grid-template-columns: 1fr;
    }
    .about-image {
        order: -1;
    }
    .hero-content h1 {
        font-size: 3.5rem;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--glass-bg);
        backdrop-filter: blur(15px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
        padding: 40px 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.active {
        right: 0;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active .line:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    .hamburger.active .line:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .line:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .contact-info, .contact-form {
        padding: 40px 20px;
    }
}