/* ============================================
   RADIANT NEST - ELEGANT WALLPAPER INSTALLATION
   Design: Premium, warm, elegant aesthetic
   Colors: White, soft beige, gold accents, charcoal
   ============================================ */

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

:root {
    --primary-gold: #d4a574;
    --dark-charcoal: #2c2c2c;
    --soft-beige: #f5f1ed;
    --white: #ffffff;
    --light-gray: #e8e4e0;
    --text-dark: #333333;
    --text-light: #666666;
    --accent-gold: #c9985f;
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--dark-charcoal);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

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

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--dark-charcoal);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-gold);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-gold);
    transition: width 0.3s ease;
}

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

.nav-phone a {
    color: var(--primary-gold);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.nav-phone a:hover {
    color: var(--accent-gold);
}

@media (max-width: 768px) {
    .nav-links {
        gap: 1.5rem;
        font-size: 0.9rem;
    }
    
    .nav-phone {
        display: none;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 44, 44, 0.6) 0%, rgba(212, 165, 116, 0.4) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--white);
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s both;
}

@media (max-width: 768px) {
    .hero {
        height: 400px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--accent-gold);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-gold);
    transform: translateY(-2px);
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-gold);
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    background-color: var(--soft-beige);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.about-text h2 {
    color: var(--dark-charcoal);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

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

.highlight {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow-light);
}

.highlight-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-gold);
    margin-bottom: 0.5rem;
}

.highlight-text {
    display: block;
    color: var(--text-light);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .about-highlights {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
    background-color: var(--white);
}

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

.service-card {
    background-color: var(--soft-beige);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    background-color: var(--white);
    border-top: 4px solid var(--primary-gold);
}

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

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

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   WHY CHOOSE US SECTION
   ============================================ */

.why-choose-us {
    background-color: var(--soft-beige);
}

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

.reason-item {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.reason-item:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-4px);
}

.reason-icon {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-color: var(--primary-gold);
    color: var(--white);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    font-weight: 700;
    margin-bottom: 1rem;
}

.reason-item h3 {
    color: var(--dark-charcoal);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.reason-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ============================================
   GALLERY SECTION
   ============================================ */

.gallery {
    background-color: var(--white);
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: var(--shadow-medium);
    height: 300px;
}

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

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

@media (max-width: 768px) {
    .gallery-item {
        height: 250px;
    }
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    background-color: var(--soft-beige);
}

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

.contact-form-section h2 {
    color: var(--dark-charcoal);
    margin-bottom: 1rem;
}

.contact-form-section > p {
    margin-bottom: 2rem;
    color: var(--text-light);
}

.contact-form {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-light);
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--light-gray);
    border-radius: 4px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
}

.contact-form button {
    width: 100%;
}

.success-message {
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.success-message h3 {
    color: #155724;
    margin-bottom: 0.5rem;
}

.contact-info-section {
    padding: 2rem;
}

.contact-info-section h3 {
    color: var(--dark-charcoal);
    margin-bottom: 1.5rem;
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item strong {
    display: block;
    color: var(--primary-gold);
    margin-bottom: 0.3rem;
    font-size: 0.95rem;
}

.info-item a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.info-item p {
    color: var(--text-light);
    margin: 0;
}

@media (max-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   MAP SECTION
   ============================================ */

.map-section {
    background-color: var(--white);
    padding: 4rem 0;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    margin-bottom: 1.5rem;
}

.map-address {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--dark-charcoal);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: var(--primary-gold);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.back-to-top {
    color: var(--primary-gold);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.back-to-top:hover {
    color: var(--white);
}

@media (max-width: 768px) {
    .footer-bottom {
        justify-content: center;
        text-align: center;
    }
}

/* ============================================
   ERROR MESSAGES
   ============================================ */

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

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

/* ============================================
   ANIMATIONS
   ============================================ */

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    h2 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
}