/* ==========================================================================
   CSS Variables & Theme Definition
   ========================================================================== */
:root {
    /* Color Palette - Earthy / Olive tones for calmness and professionalism */
    --color-primary: #768a6b;       /* Olive Green */
    --color-primary-dark: #5c6c53;  
    --color-primary-light: #eef2eb; 
    --color-secondary: #d4b59d;     /* Warm Sand/Earth */
    --color-bg: #faf8f5;            /* Off-white */
    --color-surface: #ffffff;
    --color-text: #2c2f2a;
    --color-text-light: #5a5f57;
    --color-border: #eae6df;
    
    /* Typography */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing System */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
    --shadow-float: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text);
}

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

ul {
    list-style: none;
}

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

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

.mt-4 {
    margin-top: 1.5rem;
}

/* ==========================================================================
   Components
   ========================================================================== */
/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius-full);
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-align: center;
}

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

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

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

.btn-whatsapp {
    background-color: #25d366;
    color: white;
}

.btn-whatsapp:hover {
    background-color: #20bd5a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Placeholders (To be replaced with real images) */
.image-placeholder {
    width: 100%;
    background-color: var(--color-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: white;
    font-weight: 500;
    opacity: 0.7;
}

.image-placeholder i {
    font-size: 3rem;
}

/* ==========================================================================
   Layout Sections
   ========================================================================== */

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: all var(--transition-normal);
}

.header.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-sm);
    background-color: rgba(250, 248, 245, 0.98);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    display: flex;
    align-items: center;
}

.header-crp {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-light);
    margin-left: 0.75rem;
    padding-left: 0.75rem;
    border-left: 1px solid var(--color-border);
    letter-spacing: 0.2px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

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

.mobile-toggle {
    display: none;
    font-size: 1.75rem;
    color: var(--color-text);
    cursor: pointer;
}

.mobile-only {
    display: none;
}

/* Hero Section */
.hero {
    padding-top: 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
    gap: 4rem;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.15rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hero-image .main-photo {
    max-width: 480px;
    aspect-ratio: 4/5;
    border-radius: var(--radius-lg) var(--radius-lg) var(--radius-full) var(--radius-lg);
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-surface);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image .portrait {
    aspect-ratio: 1;
    border-radius: var(--radius-full);
    max-width: 420px;
    margin: 0 auto;
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
}

.about-text h2 {
    font-size: 2.75rem;
    margin-bottom: 0.5rem;
}

.about-text .subtitle {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.about-text p {
    margin-bottom: 1.25rem;
    color: var(--color-text-light);
    font-size: 1.05rem;
}

.about-text .crp {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    margin-top: 2.5rem;
    color: var(--color-text);
    background-color: var(--color-bg);
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

/* Services */
.services {
    padding: var(--spacing-xl) 0;
}

.section-header {
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.75rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1.15rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--color-surface);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.card-icon i {
    font-size: 2rem;
    color: var(--color-primary-dark);
}

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

.card p {
    color: var(--color-text-light);
    font-size: 1rem;
}

/* Timeline */
.timeline-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-primary-light);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.timeline-item {
    display: flex;
    gap: 2.5rem;
    background-color: var(--color-surface);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.timeline-number {
    width: 60px;
    height: 60px;
    background-color: var(--color-primary);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.timeline-content h3 {
    margin-bottom: 0.75rem;
    font-size: 1.35rem;
}

.timeline-content p {
    color: var(--color-text-light);
    font-size: 1.05rem;
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    color: white;
    padding: var(--spacing-xl) 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 5rem;
    margin-bottom: 4rem;
}

.footer-info h2 {
    color: white;
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.footer-info p {
    font-size: 1.15rem;
    opacity: 0.9;
    max-width: 500px;
}

.footer-contact h3 {
    color: white;
    margin-bottom: 1.75rem;
    font-size: 1.5rem;
}

.footer-contact ul li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    opacity: 0.9;
    font-size: 1.05rem;
}

.footer-contact ul li i {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.crp-footer {
    margin-top: 2.5rem;
    opacity: 0.7;
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 35px;
    box-shadow: var(--shadow-float);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #20bd5a;
}

/* ==========================================================================
   Responsive Design (Mobile First principles via Media Queries)
   ========================================================================== */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 150px;
        min-height: auto;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero p {
        margin: 0 auto var(--spacing-md);
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .about-grid, .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-image .portrait {
        max-width: 320px;
    }
    
    .footer-info h2 {
        font-size: 2.75rem;
    }
}

@media (max-width: 768px) {
    /* Mobile Navigation */
    .header-crp {
        display: none;
    }

    .nav-btn {
        display: none; 
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-surface);
        flex-direction: column;
        gap: 0;
        box-shadow: var(--shadow-md);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
    }
    
    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-links a {
        display: block;
        padding: 1.5rem;
        text-align: center;
        font-size: 1.1rem;
    }
    
    .mobile-only {
        display: block;
    }

    /* Adjustments */
    .timeline-item {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem;
    }
    
    .section-header h2 {
        font-size: 2.25rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 30px;
    }
}