/* 
 * Semco South Cooling - Classic & Elegant Style
 * Palette: Terracotta (#B85C38), Sand (#E8DCC4), Charcoal (#2C2C2C)
 */

:root {
    --color-primary: #B85C38; /* Terracotta */
    --color-primary-dark: #9A4B2D;
    --color-secondary: #E8DCC4; /* Sand */
    --color-secondary-light: #F5F0E8;
    --color-dark: #2C2C2C; /* Charcoal */
    --color-text: #4A4A4A;
    --color-white: #FFFFFF;
    --color-border: #E0D5C5;
    
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Outfit', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-secondary-light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-dark);
    line-height: 1.2;
    font-weight: 600;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
.text-accent {
    color: var(--color-primary);
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-sm);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--color-text);
    max-width: 600px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.w-100 {
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-dark);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-dark);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('https://images.pexels.com/photos/7484798/pexels-photo-7484798.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    margin-top: 80px;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(44, 44, 44, 0.7) 0%,
        rgba(44, 44, 44, 0.5) 50%,
        rgba(44, 44, 44, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-lg) var(--spacing-sm);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-trust {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) 0;
    border-top: 1px solid var(--color-border);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-dark);
}

.trust-item svg {
    color: var(--color-primary);
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header .section-desc {
    margin: 0 auto;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.service-icon {
    width: 64px;
    height: 64px;
    background-color: var(--color-secondary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

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

/* About Section */
.about-section {
    background-color: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about-experience .exp-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 600;
    line-height: 1;
}

.about-experience .exp-text {
    font-size: 0.875rem;
    opacity: 0.9;
}

.about-content .section-tag {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
}

.about-text {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.about-features {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    color: var(--color-dark);
}

.feature-item svg {
    color: var(--color-primary);
}

/* Why Us */
.why-section {
    background-color: var(--color-dark);
    color: var(--color-white);
}

.why-section .section-tag {
    color: var(--color-secondary);
}

.why-section .section-title {
    color: var(--color-white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.why-card {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.why-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    color: var(--color-primary);
    opacity: 0.5;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.why-card h3 {
    color: var(--color-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.why-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

/* CTA Section */
.cta-section {
    background-color: var(--color-primary);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    justify-content: center;
}

.cta-section .btn-primary {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.cta-section .btn-primary:hover {
    background-color: var(--color-dark);
    border-color: var(--color-dark);
    color: var(--color-white);
}

/* Contact Section */
.contact-section {
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.contact-info .section-tag {
    text-align: left;
}

.contact-info .section-title {
    text-align: left;
}

.contact-desc {
    margin-bottom: var(--spacing-md);
}

.info-block {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    gap: var(--spacing-sm);
}

.info-item svg {
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.info-item strong {
    display: block;
    color: var(--color-dark);
    margin-bottom: 4px;
}

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

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

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-secondary-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-dark);
    background-color: var(--color-white);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

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

.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo .logo-text {
    color: var(--color-white);
}

.footer-desc {
    margin-top: var(--spacing-sm);
    font-size: 0.95rem;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    font-family: var(--font-sans);
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

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

.footer-contact p {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.875rem;
}

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

.reveal.hidden {
    opacity: 0;
    transform: translateY(20px);
}

/* Mobile Responsive */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

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

    .about-image {
        order: -1;
    }

    .about-experience {
        right: 10px;
        bottom: -10px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .hero-trust {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .trust-badges {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-xs);
    }
}

/* 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;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}