/* ===== CSS Variables ===== */
:root {
    --color-navy: #0F172A;
    --color-navy-light: #1E293B;
    --color-navy-dark: #080E1A;
    --color-gold: #D97706;
    --color-gold-light: #F59E0B;
    --color-gold-dark: #B45309;
    --color-white: #FFFFFF;
    --color-off-white: #F8FAFC;
    --color-gray-50: #F1F5F9;
    --color-gray-100: #E2E8F0;
    --color-gray-200: #CBD5E1;
    --color-gray-300: #94A3B8;
    --color-gray-400: #64748B;
    --color-gray-500: #475569;
    --color-gray-600: #334155;
    --color-gray-700: #1E293B;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.1), 0 2px 4px -2px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -4px rgba(15, 23, 42, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.1);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    color: var(--color-gray-700);
    background: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-navy);
    line-height: 1.2;
    font-weight: 700;
}

.text-gold {
    color: var(--color-gold);
}

/* ===== Section Labels ===== */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    max-width: 600px;
    line-height: 1.7;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
}

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

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

.btn-outline-light {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-navy);
    border-color: var(--color-white);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

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

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(15, 23, 42, 0.98);
    box-shadow: var(--shadow-lg);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.05em;
}

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

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

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

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

.nav-links a {
    color: var(--color-gray-300);
    font-size: 0.9375rem;
    font-weight: 500;
    position: relative;
}

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

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

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

.nav-cta {
    padding: 10px 20px;
    font-size: 0.875rem;
}

.nav-close {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition);
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(
        to right,
        rgba(15, 23, 42, 0.92) 0%,
        rgba(15, 23, 42, 0.85) 50%,
        rgba(15, 23, 42, 0.7) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 120px 0 80px;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(217, 119, 6, 0.15);
    border: 1px solid rgba(217, 119, 6, 0.3);
    border-radius: 50px;
    color: var(--color-gold-light);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-gold);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-white);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.1875rem;
    color: var(--color-gray-300);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 560px;
}

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

.hero-trust {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-gray-300);
    font-size: 0.875rem;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-gray-400);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-gold), transparent);
    animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== Services Section ===== */
.services {
    padding: 100px 0;
    background: var(--color-off-white);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-white);
    padding: 40px 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-100);
    transition: var(--transition);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(217, 119, 6, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-gold);
    margin-bottom: 24px;
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-navy);
}

.service-card p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ===== About Section ===== */
.about {
    padding: 100px 0;
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--color-white);
}

.about-img-secondary img {
    width: 280px;
    height: 200px;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--color-navy);
    color: var(--color-white);
    padding: 20px 28px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
}

.exp-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-gold);
    line-height: 1;
}

.exp-text {
    font-size: 0.875rem;
    line-height: 1.4;
    color: var(--color-gray-300);
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-text {
    color: var(--color-gray-500);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-values {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.value-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.value-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(217, 119, 6, 0.1);
    border-radius: var(--radius-sm);
}

.value-item h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--color-navy);
}

.value-item p {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* ===== Why Us Section ===== */
.why-us {
    padding: 100px 0;
    background: var(--color-navy);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.why-us-content .section-title,
.why-us-content .section-label {
    color: var(--color-white);
}

.why-us-content .section-subtitle {
    color: var(--color-gray-400);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 40px;
}

.stat-item {
    background: var(--color-navy-light);
    padding: 28px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.why-us-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-card {
    background: var(--color-navy-light);
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: rgba(217, 119, 6, 0.3);
    transform: translateX(4px);
}

.feature-number {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 3rem;
    color: rgba(217, 119, 6, 0.2);
    line-height: 1;
    margin-bottom: 12px;
}

.feature-card h3 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
}

/* ===== CTA Section ===== */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-gold-dark) 0%, var(--color-gold) 50%, var(--color-gold-light) 100%);
}

.cta-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta .section-label {
    color: rgba(255, 255, 255, 0.8);
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-white);
    margin-bottom: 20px;
}

.cta-title .text-gold {
    color: var(--color-navy);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-actions .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.6);
}

.cta-actions .btn-outline-light:hover {
    background: var(--color-navy);
    border-color: var(--color-navy);
    color: var(--color-white);
}

/* ===== Contact Section ===== */
.contact {
    padding: 100px 0;
    background: var(--color-off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.contact-info .section-title {
    margin-bottom: 16px;
}

.contact-info .section-subtitle {
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(217, 119, 6, 0.1);
    border-radius: var(--radius-sm);
}

.contact-item h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--color-navy);
}

.contact-item p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

.contact-item a {
    color: var(--color-gold);
}

.contact-item a:hover {
    color: var(--color-gold-dark);
    text-decoration: underline;
}

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-100);
}

.contact-form-wrapper h3 {
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--color-navy);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    background: var(--color-gray-50);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-gold);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-400);
}

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

.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success.show {
    display: block;
}

.form-success h4 {
    font-size: 1.5rem;
    margin: 16px 0 8px;
    color: var(--color-navy);
}

.form-success p {
    color: var(--color-gray-500);
}

/* ===== Footer ===== */
.footer {
    background: var(--color-navy-dark);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-top: 16px;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 20px;
}

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

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
}

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

.footer-contact p {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
    line-height: 1.8;
}

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

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

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-500);
    font-size: 0.8125rem;
}

/* ===== Mobile Menu ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-cta {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-close {
        display: block;
        position: absolute;
        top: 24px;
        right: 24px;
        background: none;
        border: none;
        color: var(--color-white);
        cursor: pointer;
    }
    
    .nav.active {
        position: fixed;
        inset: 0;
        background: var(--color-navy);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        z-index: 999;
    }
    
    .nav.active .nav-links {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }
    
    .nav.active .nav-links a {
        font-size: 1.25rem;
        color: var(--color-white);
    }
    
    .nav.active .nav-cta {
        display: inline-flex;
    }
    
    .hero-content {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
    }
    
    .hero-trust {
        flex-direction: column;
        gap: 16px;
    }
    
    .hero-scroll {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid,
    .why-us-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-img-secondary {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: -40px;
        margin-left: 24px;
    }
    
    .about-experience {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: 16px;
        margin-left: 24px;
        display: inline-flex;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        justify-content: center;
    }
    
    .contact-form-wrapper {
        padding: 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .services,
    .about,
    .why-us,
    .cta,
    .contact {
        padding: 64px 0;
    }
    
    .service-card {
        padding: 28px 24px;
    }
}