/* ==========================================================================
   CSS Variables & Design System
   ========================================================================== */
:root {
    /* Brand Colors */
    --primary: #0A5C75; /* Deep Teal/Blue */
    --primary-light: #168BAE;
    --primary-dark: #063D4E;
    --accent: #D4AF37; /* Soft Gold for premium feel */
    --accent-light: #F1D473;
    
    /* Backgrounds & Surfaces */
    --bg-main: #FAFCFD;
    --bg-surface: #FFFFFF;
    --bg-alt: #F0F5F7;
    --bg-dark: #121F24;
    
    /* Text Colors */
    --text-main: #2C3E45;
    --text-muted: #5E7A85;
    --text-light: #FFFFFF;
    
    /* Typography */
    --font-sans: 'Outfit', sans-serif;
    --font-serif: 'Playfair Display', serif;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    
    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(10, 92, 117, 0.05), 0 2px 4px -1px rgba(10, 92, 117, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(10, 92, 117, 0.08), 0 4px 6px -2px rgba(10, 92, 117, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(10, 92, 117, 0.1), 0 10px 10px -5px rgba(10, 92, 117, 0.04);
    
    /* Radii */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    /* Z-index */
    --z-topbar: 40;
    --z-header: 50;
    --z-sticky: 100;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ==========================================================================
   Layout & Utilities
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.text-center {
    text-align: center;
}

.mt-4 { margin-top: 2rem; }

.shadow-lg { box-shadow: var(--shadow-lg); }
.rounded-img { border-radius: var(--radius-lg); }

/* Section Headers */
.section-header {
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-light);
    box-shadow: 0 4px 14px 0 rgba(10, 92, 117, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10, 92, 117, 0.23);
}

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

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--text-light);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.125rem;
}

.btn-header {
    padding: 10px 20px;
    font-size: 0.9375rem;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 24px;
    color: var(--text-light);
}

.badge-accent {
    background: rgba(10, 92, 117, 0.1);
    color: var(--primary);
    border: 1px solid rgba(10, 92, 117, 0.2);
}

/* ==========================================================================
   Top Bar & Header
   ========================================================================== */
.top-bar {
    background-color: var(--primary-dark);
    color: var(--text-light);
    padding: 8px 0;
    font-size: 0.875rem;
    position: relative;
    z-index: var(--z-topbar);
}

.top-bar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.8);
}

.top-bar-item:hover {
    color: var(--text-light);
}

.top-bar-social {
    display: flex;
    gap: 16px;
}

.top-bar-social a {
    color: rgba(255, 255, 255, 0.8);
}

.top-bar-social a:hover {
    color: var(--text-light);
}

.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
    padding: 5px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    transition: var(--transition);
}

.header.scrolled .header-container {
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo img {
    height: 50px;
    width: 50px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid var(--primary-light);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-dark);
    line-height: 1.2;
}

.logo-spec {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
}

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

.nav-link:hover {
    color: var(--primary);
}

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

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    padding: 160px 0 120px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(10, 92, 117, 0.95) 0%, rgba(10, 92, 117, 0.8) 50%, rgba(10, 92, 117, 0.4) 100%);
}

.hero-content {
    max-width: 650px;
    color: var(--text-light);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-title span {
    color: var(--accent-light);
    font-style: italic;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-actions .btn-outline {
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--text-light);
}

.hero-actions .btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-light);
}

.hero-trust {
    display: flex;
    gap: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 24px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.trust-item i {
    color: var(--accent-light);
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.service-card {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(10, 92, 117, 0.05);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(10, 92, 117, 0.15);
}

.service-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(10, 92, 117, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--primary);
    color: var(--text-light);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 16px;
}

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

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius-lg);
    width: 100%;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background-color: var(--primary);
    color: var(--text-light);
    width: 140px;
    height: 140px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    border: 6px solid var(--bg-main);
}

.experience-badge .number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 1px;
}

.about-lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 24px;
}

.about-content p {
    margin-bottom: 16px;
    color: var(--text-muted);
}

.about-list {
    margin-top: 32px;
}

.about-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--text-main);
    font-weight: 500;
}

.about-list i {
    color: var(--primary);
    margin-top: 4px;
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.bg-light {
    background-color: var(--bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background-color: var(--bg-surface);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.testimonial-card::before {
    content: '\201C';
    font-family: var(--font-serif);
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 6rem;
    line-height: 1;
    color: rgba(10, 92, 117, 0.05);
}

.testimonial-stars {
    color: #FBBF24;
    margin-bottom: 20px;
    display: flex;
    gap: 4px;
}

.testimonial-text {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--text-main);
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background-color: var(--primary-light);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-serif);
}

.author-info h4 {
    font-family: var(--font-serif);
    color: var(--primary-dark);
    font-size: 1.125rem;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Location Section
   ========================================================================== */
.location-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.location-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.location-desc {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(10, 92, 117, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-text h4 {
    font-family: var(--font-serif);
    color: var(--primary-dark);
    font-size: 1.25rem;
    margin-bottom: 4px;
}

.contact-text a, .contact-text p {
    color: var(--text-muted);
    font-size: 1.0625rem;
}

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

.location-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 500px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 64px;
    margin-bottom: 64px;
}

.footer-brand p {
    margin: 24px 0;
    max-width: 400px;
}

.footer-logo {
    height: 60px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.2);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--primary);
    transform: translateY(-2px);
}

.footer-links h4 {
    color: var(--text-light);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--text-light);
    padding-left: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}

/* ==========================================================================
   Sticky WhatsApp Button
   ========================================================================== */
.sticky-whatsapp {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 64px;
    height: 64px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
    z-index: var(--z-sticky);
    transition: var(--transition);
}

.sticky-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    color: white;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .about-grid, .location-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .experience-badge {
        right: 20px;
        bottom: -20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    
    .nav {
        display: none;
    }
    
    .header-container {
        height: 70px;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .hero-trust {
        flex-direction: column;
        gap: 16px;
    }
    
    .section-padding {
        padding: 60px 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .sticky-whatsapp {
        bottom: 24px;
        right: 24px;
        width: 56px;
        height: 56px;
        font-size: 28px;
    }
}