/* CSS Variables - Brand Colors */
:root {
    --navy-blue: #1a2a3a;
    --graphite: #2c3e50;
    --warm-gold: #d4af37;
    --white: #ffffff;
    --ivory: #f8f9fa;
    --light-gray: #e9ecef;
    --text-dark: #1a2a3a;
    --text-light: #6c757d;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

ul {
    list-style: none;
}

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

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo svg {
    height: 50px;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    font-weight: 500;
    color: var(--navy-blue);
    padding: 10px 0;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--warm-gold);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--warm-gold);
}

.lang-switch {
    margin-left: 20px;
}

.lang-link {
    font-weight: 600;
    color: var(--navy-blue);
    padding: 8px 12px;
    border: 1px solid var(--navy-blue);
    border-radius: 4px;
}

.lang-link:hover {
    background-color: var(--navy-blue);
    color: var(--white);
}

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

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: var(--navy-blue);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--navy-blue) 0%, var(--graphite) 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 30px;
    font-weight: 600;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--warm-gold);
    color: var(--navy-blue);
}

.btn-primary:hover {
    background-color: #c9a227;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--navy-blue);
    border: 2px solid var(--navy-blue);
}

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

/* Section Titles */
.section-title {
    font-size: 2rem;
    color: var(--navy-blue);
    margin-bottom: 40px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--warm-gold);
}

/* Quotes Section */
.quotes-section {
    padding: 80px 0;
    background-color: var(--ivory);
}

.quotes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.quote-card {
    background: var(--white);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--warm-gold);
}

.quote-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.metal-name {
    font-weight: 600;
    color: var(--navy-blue);
}

.exchange-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--white);
}

.exchange-badge.lme {
    background-color: var(--navy-blue);
}

.exchange-badge.moex {
    background-color: var(--graphite);
}

.quote-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--navy-blue);
    margin-bottom: 5px;
}

.quote-change {
    font-size: 0.9rem;
    font-weight: 600;
}

.quote-change.positive {
    color: #28a745;
}

.quote-change.negative {
    color: #dc3545;
}

.quotes-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 20px;
}

/* About Preview */
.about-preview {
    padding: 80px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-light);
}

.about-image img {
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* Services Preview */
.services-preview {
    padding: 80px 0;
    background-color: var(--ivory);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
}

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

/* Advantages */
.advantages {
    padding: 80px 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 30px;
}

.advantage-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--warm-gold);
    margin-bottom: 20px;
    opacity: 0.5;
}

.advantage-item h3 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.advantage-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--navy-blue) 0%, var(--graphite) 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* Footer */
.footer {
    background-color: var(--navy-blue);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--warm-gold);
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a:hover {
    color: var(--warm-gold);
}

.footer-column p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-column a {
    opacity: 0.8;
}

.footer-column a:hover {
    opacity: 1;
    color: var(--warm-gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 20px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-links a:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .quotes-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }
    
    .btn {
        padding: 12px 24px;
    }
}

/* Additional Page Styles */
.page-hero {
    background: linear-gradient(135deg, var(--navy-blue) 0%, var(--graphite) 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.breadcrumb {
    opacity: 0.8;
    font-size: 1rem;
}

.breadcrumb a {
    color: var(--warm-gold);
}

.content-section {
    padding: 80px 0;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-intro h2 {
    color: var(--navy-blue);
    margin-bottom: 25px;
    font-size: 1.8rem;
}

.about-intro p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 1.1rem;
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.mission-card,
.vision-card,
.promise-card {
    background: var(--ivory);
    padding: 35px;
    border-radius: 8px;
    border-left: 4px solid var(--warm-gold);
}

.mission-card h3,
.vision-card h3,
.promise-card h3 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.mission-card p,
.vision-card p,
.promise-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.brand-values {
    margin-top: 80px;
}

.brand-values h2 {
    color: var(--navy-blue);
    margin-bottom: 40px;
    text-align: center;
    font-size: 2rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.value-item h4 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.value-item p {
    color: var(--text-light);
    line-height: 1.6;
}

.international-presence {
    margin-top: 80px;
}

.international-presence h2 {
    color: var(--navy-blue);
    margin-bottom: 20px;
    font-size: 2rem;
    text-align: center;
}

.international-presence > p {
    color: var(--text-light);
    margin-bottom: 40px;
    text-align: center;
    font-size: 1.1rem;
}

.offices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.office-card {
    background: var(--ivory);
    padding: 30px;
    border-radius: 8px;
    border-top: 3px solid var(--navy-blue);
}

.office-card h4 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.office-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.partnerships {
    margin-top: 80px;
}

.partnerships h2 {
    color: var(--navy-blue);
    margin-bottom: 40px;
    font-size: 2rem;
    text-align: center;
}

.partner-item {
    background: var(--white);
    padding: 30px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--warm-gold);
}

.partner-item h4 {
    color: var(--navy-blue);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.partner-item p {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

.external-link {
    color: var(--warm-gold);
    font-weight: 600;
    display: inline-block;
}

.external-link:hover {
    text-decoration: underline;
}

/* Services Page Styles */
.services-detail {
    padding: 80px 0;
}

.service-detail-section {
    margin-bottom: 80px;
}

.service-detail-section h2 {
    color: var(--navy-blue);
    margin-bottom: 30px;
    font-size: 2rem;
    display: flex;
    align-items: center;
    gap: 15px;
}

.service-detail-section h2::before {
    content: '';
    width: 50px;
    height: 3px;
    background-color: var(--warm-gold);
}

.service-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.service-detail-text h3 {
    color: var(--navy-blue);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.service-detail-text p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.service-detail-text ul {
    list-style: none;
    margin: 20px 0;
}

.service-detail-text ul li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-dark);
}

.service-detail-text ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--warm-gold);
    font-weight: bold;
}

.service-detail-image img {
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* Analytics Page Styles */
.analytics-section {
    padding: 80px 0;
}

.analytics-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.analytics-intro h2 {
    color: var(--navy-blue);
    margin-bottom: 20px;
    font-size: 2rem;
}

.analytics-intro p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

.market-data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.market-data-card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.market-data-card h3 {
    color: var(--navy-blue);
    margin-bottom: 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-placeholder {
    background: var(--ivory);
    height: 250px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.analysis-reports {
    margin-top: 60px;
}

.analysis-reports h3 {
    color: var(--navy-blue);
    margin-bottom: 30px;
    font-size: 1.5rem;
    text-align: center;
}

.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.report-card {
    background: var(--ivory);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--navy-blue);
}

.report-card h4 {
    color: var(--navy-blue);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.report-card p {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.report-link {
    color: var(--warm-gold);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Compliance Page Styles */
.compliance-section {
    padding: 80px 0;
}

.compliance-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.compliance-intro h2 {
    color: var(--navy-blue);
    margin-bottom: 20px;
    font-size: 2rem;
}

.compliance-intro p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

.compliance-standards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.standard-card {
    background: var(--white);
    padding: 35px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border-top: 4px solid var(--warm-gold);
}

.standard-card h3 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.standard-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 15px;
}

.standard-card ul {
    list-style: none;
    margin-top: 15px;
}

.standard-card ul li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.standard-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--warm-gold);
    font-size: 1.5rem;
    line-height: 1rem;
}

.documents-section {
    margin-top: 60px;
}

.documents-section h3 {
    color: var(--navy-blue);
    margin-bottom: 30px;
    font-size: 1.5rem;
    text-align: center;
}

.documents-list {
    max-width: 800px;
    margin: 0 auto;
}

.document-item {
    background: var(--ivory);
    padding: 25px;
    margin-bottom: 15px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 4px solid var(--navy-blue);
}

.document-info h4 {
    color: var(--navy-blue);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.document-info p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.document-download {
    color: var(--warm-gold);
    font-weight: 600;
    padding: 10px 20px;
    border: 1px solid var(--warm-gold);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.document-download:hover {
    background: var(--warm-gold);
    color: var(--navy-blue);
}

/* Contacts Page Styles */
.contacts-section {
    padding: 80px 0;
}

.contacts-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.contacts-intro h2 {
    color: var(--navy-blue);
    margin-bottom: 20px;
    font-size: 2rem;
}

.contacts-intro p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.contact-method {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.contact-method h3 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.contact-method p {
    color: var(--text-light);
    margin-bottom: 10px;
}

.contact-method a {
    color: var(--warm-gold);
    font-weight: 600;
}

.offices-detail {
    margin-top: 60px;
}

.offices-detail h3 {
    color: var(--navy-blue);
    margin-bottom: 30px;
    font-size: 1.5rem;
    text-align: center;
}

.offices-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.office-detail-card {
    background: var(--ivory);
    padding: 30px;
    border-radius: 8px;
    border-top: 4px solid var(--navy-blue);
}

.office-detail-card h4 {
    color: var(--navy-blue);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.office-detail-card p {
    color: var(--text-light);
    margin-bottom: 10px;
    line-height: 1.6;
}

.contact-form-section {
    margin-top: 80px;
}

.contact-form-section h3 {
    color: var(--navy-blue);
    margin-bottom: 30px;
    font-size: 1.5rem;
    text-align: center;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    color: var(--navy-blue);
    margin-bottom: 10px;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--light-gray);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

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

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

/* Responsive adjustments for additional pages */
@media (max-width: 768px) {
    .page-hero h1 {
        font-size: 2rem;
    }
    
    .service-detail-content {
        grid-template-columns: 1fr;
    }
    
    .document-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .mission-vision {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 25px;
    }
}