/* ================================
   CR Horizons - Professional Styles
   ================================ */

/* CSS Variables */
:root {
    --color-primary: #0f2942;
    --color-primary-light: #1a3a5c;
    --color-accent: #c9a962;
    --color-accent-hover: #b8973f;
    --color-text: #2d3748;
    --color-text-light: #5a6777;
    --color-bg: #faf9f7;
    --color-bg-alt: #f0eeea;
    --color-white: #ffffff;
    --color-border: #e2ded6;
    
    --font-heading: 'DM Serif Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 8rem;
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(15, 41, 66, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 41, 66, 0.1);
    --shadow-lg: 0 10px 40px rgba(15, 41, 66, 0.15);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    margin-bottom: var(--spacing-sm);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-icon {
    width: 16px;
    height: 16px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(250, 249, 247, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-primary);
}

.logo-cr {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

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

.nav-links a: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 {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 70% 20%, rgba(201, 169, 98, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 30% 80%, rgba(15, 41, 66, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: var(--spacing-3xl) 0;
}

.hero-subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.hero-title {
    margin-bottom: var(--spacing-lg);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--color-text-light);
    max-width: 500px;
    margin-bottom: var(--spacing-xl);
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.hero-scroll span {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-light);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.8); }
}

/* Sections */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.about-text .lead {
    font-size: 1.15rem;
    color: var(--color-primary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    color: var(--color-text-light);
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.value-card {
    padding: var(--spacing-lg);
    background: var(--color-bg);
    border-radius: 8px;
    opacity: 0;
    transform: translateX(20px);
    transition: var(--transition);
}

.value-card.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.value-number {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.value-card h3 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.value-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* Services Section */
.services {
    background: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.service-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

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

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Portfolio Section */
.portfolio {
    background: var(--color-primary);
    color: var(--color-white);
}

.portfolio .section-label {
    color: var(--color-accent);
}

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

.portfolio-showcase {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
    transition: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-showcase.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    background: rgba(201, 169, 98, 0.2);
    color: var(--color-accent);
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
}

.portfolio-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.portfolio-description {
    font-size: 1.05rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-lg);
}

.portfolio-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.portfolio-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

.portfolio-features svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

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

.portfolio .btn-primary:hover {
    background: var(--color-accent-hover);
}

.portfolio-visual {
    display: flex;
    justify-content: center;
}

.visual-card {
    width: 100%;
    max-width: 320px;
    background: var(--color-primary-light);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.visual-header {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.2);
}

.visual-dots {
    display: flex;
    gap: 6px;
}

.visual-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.visual-content {
    padding: var(--spacing-2xl) var(--spacing-xl);
    text-align: center;
}

.visual-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-accent);
}

.visual-icon svg {
    width: 100%;
    height: 100%;
}

.visual-content h4 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.visual-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 0;
}

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

.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info .section-label {
    display: block;
}

.contact-info .section-title {
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

.contact-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.contact-item:hover {
    border-color: var(--color-accent);
    background: var(--color-white);
}

.contact-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
}

.contact-item span {
    font-weight: 500;
    color: var(--color-primary);
}

/* Footer */
.footer {
    background: var(--color-bg);
    padding: var(--spacing-2xl) 0;
    border-top: 1px solid var(--color-border);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    text-align: center;
}

.footer-brand .logo {
    display: block;
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 968px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-showcase {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .portfolio-features {
        display: inline-block;
        text-align: left;
    }
    
    .portfolio-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: var(--color-white);
        padding: 6rem var(--spacing-xl) var(--spacing-xl);
        gap: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .service-card {
        padding: var(--spacing-lg);
    }
    
    .contact-item {
        width: 100%;
        justify-content: center;
    }
}

/* Animation delay utilities */
.service-card:nth-child(1) { transition-delay: 0.1s; }
.service-card:nth-child(2) { transition-delay: 0.2s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }
.service-card:nth-child(4) { transition-delay: 0.4s; }

.value-card:nth-child(1) { transition-delay: 0.1s; }
.value-card:nth-child(2) { transition-delay: 0.2s; }
.value-card:nth-child(3) { transition-delay: 0.3s; }