/* ============================================
   HAVEN & CO. - WALLPAPER INSTALLATION
   Professional, Modern, High-Converting Website
   ============================================ */

/* ============================================
   1. RESET & BASE STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

/* ============================================
   2. COLOR PALETTE & TYPOGRAPHY
   ============================================ */

:root {
    --primary-color: #1a3a52;
    --secondary-color: #d4a574;
    --accent-color: #f5f5f5;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.5px;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.3px;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

/* ============================================
   3. CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

/* ============================================
   4. HEADER & NAVIGATION
   ============================================ */

.header {
    position: sticky;
    top: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #2a4a62 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: var(--shadow-md);
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo h1 {
    color: white;
    font-size: 1.8rem;
    margin: 0;
    letter-spacing: 1px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: white;
    font-weight: 500;
    position: relative;
    padding-bottom: 0.5rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.phone-link {
    color: white;
    font-weight: 600;
    font-size: 1rem;
}

.phone-link:hover {
    color: var(--secondary-color);
}

/* ============================================
   5. BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2a4a62 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #0f2a3f 0%, #1a3a52 100%);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.cta-btn {
    background: var(--secondary-color);
    color: white;
    padding: 10px 24px;
    border-radius: 4px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.cta-btn:hover {
    background: #c99560;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   6. HERO SECTION
   ============================================ */

.hero {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 60px;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 58, 82, 0.6);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 3rem;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #f0f0f0;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   7. ABOUT SECTION
   ============================================ */

.about {
    background: #fafafa;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: var(--primary-color);
}

.about-content {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
    line-height: 1.8;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.highlight:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.highlight h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* ============================================
   8. SERVICES SECTION
   ============================================ */

.services {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    border-top: 4px solid var(--secondary-color);
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   9. WHY CHOOSE US SECTION
   ============================================ */

.why-choose-us {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2a4a62 100%);
    color: white;
    padding: 80px 0;
}

.why-choose-us .section-title {
    color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.feature:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    display: block;
}

.feature h3 {
    color: white;
    margin-bottom: 0.5rem;
}

.feature p {
    color: #e0e0e0;
}

/* ============================================
   10. GALLERY SECTION
   ============================================ */

.gallery {
    background: #fafafa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    aspect-ratio: 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* ============================================
   11. CONTACT SECTION
   ============================================ */

.contact {
    background: white;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.success-message {
    background: #d4edda;
    border: 2px solid #28a745;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    color: #155724;
}

.success-message h3 {
    color: #155724;
    margin-bottom: 1rem;
}

.contact-info-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info {
    background: #fafafa;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-info p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.contact-info strong {
    color: var(--primary-color);
}

.contact-info a {
    color: var(--secondary-color);
    font-weight: 600;
}

.contact-info a:hover {
    color: var(--primary-color);
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.map-container iframe {
    border: none;
}

/* ============================================
   12. FOOTER
   ============================================ */

.footer {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

.footer p {
    color: white;
    margin: 0;
}

/* ============================================
   13. ANIMATIONS
   ============================================ */

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ============================================
   14. RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-list {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .header-actions {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }

    .cta-btn {
        width: 100%;
    }

    .hero {
        height: 400px;
        margin-top: 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .gallery-grid,
    .about-highlights,
    .features-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item {
        aspect-ratio: auto;
        height: 250px;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    .logo h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        height: 300px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    section {
        padding: 40px 0;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .nav-list {
        gap: 0.5rem;
    }

    .nav-link {
        font-size: 0.9rem;
    }

    .phone-link {
        font-size: 0.9rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    h3 {
        font-size: 1rem;
    }
}

/* ============================================
   15. UTILITY CLASSES
   ============================================ */

.error-message {
    color: #ff6b6b;
    margin-top: 5px;
    font-size: 14px;
    animation: fadeIn 0.3s ease;
}