/* CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS Variables */
:root {
    --primary-navy: #1a2332;      /* Navy Blue */
    --primary-yellow: #f4c430;    /* Bright Yellow */
    --primary-gray: #2c3e50;     /* Dark Gray */
    --secondary-gray: #7f8c8d;    /* Medium Gray */
    --light-gray: #ecf0f1;        /* Light Gray */
    --bg-gray: #f5f6fa;           /* Background Gray */
    --text-primary: #2c3e50;      /* Primary Text */
    --text-secondary: #7f8c8d;    /* Secondary Text */
}

/* Base Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
    background: #ffffff;
}

/* Accessibility */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-navy);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-to-content:focus {
    top: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(26, 35, 50, 0.08);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-navy);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo::before {
    content: 'W';
    display: inline-block;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-yellow) 100%);
    color: white;
    text-align: center;
    line-height: 40px;
    border-radius: 8px;
    margin-right: 10px;
    font-size: 20px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu a i {
    font-size: 16px;
    color: var(--primary-yellow);
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-yellow);
    transition: width 0.3s;
}

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

.language-switch {
    cursor: pointer;
    padding: 5px 15px;
    border: 1px solid var(--light-gray);
    border-radius: 4px;
    background: white;
    color: var(--text-primary);
    transition: all 0.3s;
    font-size: 14px;
}

.language-switch:hover {
    border-color: var(--primary-navy);
    color: var(--primary-navy);
}

/* Hero Section */
.hero {
    margin-top: 70px;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-gray) 100%);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><path d="M0,400 Q300,300 600,400 T1200,400" stroke="white" stroke-width="2" fill="none"/><path d="M0,450 Q300,350 600,450 T1200,450" stroke="white" stroke-width="2" fill="none"/></svg>') no-repeat center;
    background-size: cover;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 56px;
    color: white;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 24px;
    color: var(--primary-yellow);
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 600px;
    margin-bottom: 60px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stats {
    display: flex;
    gap: 40px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat-item {
    text-align: center;
    padding: 30px 40px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s, background 0.3s;
    min-width: 200px;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--primary-yellow);
}

.stat-number {
    font-size: 48px;
    font-weight: bold;
    color: var(--primary-yellow);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
}

/* Portfolio Section */
.portfolio-section {
    padding: 100px 0;
    background: var(--bg-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    color: var(--primary-navy);
    margin-bottom: 20px;
    font-weight: 700;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.portfolio-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 15px;
}

.portfolio-card {
    flex: 1;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(26, 35, 50, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(26, 35, 50, 0.15);
}

.portfolio-image {
    height: 100px;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-gray) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    font-weight: bold;
    position: relative;
    overflow: hidden;
}

.portfolio-image.small {
    font-size: 24px;
}

.portfolio-image.medium {
    font-size: 26px;
}

.portfolio-image.large {
    font-size: 28px;
}

.portfolio-image::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(244, 196, 48, 0.3) 50%, transparent 70%);
    transform: rotate(45deg);
    transition: all 0.6s;
    opacity: 0;
}

.portfolio-card:hover .portfolio-image::after {
    animation: shine 0.6s ease;
}

@keyframes shine {
    0% {
        transform: rotate(45deg) translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: rotate(45deg) translateX(100%);
        opacity: 0;
    }
}

.portfolio-content {
    padding: 25px;
}

.portfolio-title {
    font-size: 18px;
    color: var(--primary-navy);
    margin-bottom: 8px;
    font-weight: 600;
}

.portfolio-stage {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.portfolio-return {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-yellow);
    margin-bottom: 8px;
}

.portfolio-details {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.portfolio-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--primary-yellow);
    color: var(--primary-navy);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

/* Investment Philosophy */
.philosophy-section {
    padding: 0;
    background: var(--primary-navy);
    position: relative;
    overflow: hidden;
}

.philosophy-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(244, 196, 48, 0.05) 0%, transparent 100%);
    pointer-events: none;
}

.philosophy-container {
    max-width: 100%;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 1;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin: 0;
}

.philosophy-card {
    padding: 80px 40px;
    border-radius: 0;
    background: transparent;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
    text-align: left;
    border: none;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
}

.philosophy-card:last-child {
    border-right: none;
}

.philosophy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(244, 196, 48, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.philosophy-card:hover::before {
    opacity: 1;
}

.philosophy-card:hover {
    transform: none;
    box-shadow: none;
    background: rgba(255, 255, 255, 0.02);
}

.philosophy-card:hover .philosophy-number {
    color: var(--primary-yellow);
    transform: scale(1.1);
}

.philosophy-number {
    font-size: 48px;
    font-weight: 200;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: 30px;
    font-family: 'Arial', sans-serif;
    transition: all 0.3s ease;
}

.philosophy-title {
    font-size: 28px;
    color: white;
    margin-bottom: 10px;
    font-weight: 300;
    letter-spacing: 1px;
}

.philosophy-subtitle {
    font-size: 16px;
    color: var(--primary-yellow);
    margin-bottom: 20px;
    font-weight: 400;
}

.philosophy-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-size: 15px;
}

/* Vision Mission Values */
.vision-mission-section {
    padding: 100px 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.vision-mission-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-yellow) 50%, transparent 100%);
}

.vision-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.vision-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 80px;
}

.vision-card {
    padding: 50px;
    background: var(--bg-gray);
    border-radius: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.vision-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-yellow) 100%);
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.vision-card:hover::before {
    opacity: 0.1;
}

.vision-icon {
    font-size: 60px;
    color: var(--primary-yellow);
    margin-bottom: 30px;
}

.vision-title {
    font-size: 32px;
    color: var(--primary-navy);
    margin-bottom: 20px;
    font-weight: 700;
}

.vision-content {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

.vision-highlight {
    padding: 20px;
    background: rgba(244, 196, 48, 0.1);
    border-radius: 10px;
    border-left: 4px solid var(--primary-yellow);
}

.vision-highlight p {
    font-size: 20px;
    color: var(--primary-navy);
    font-weight: 600;
    margin: 0;
    font-style: italic;
}

/* Values Section */
.values-section {
    margin-top: 0;
}

.values-title {
    text-align: center;
    font-size: 36px;
    color: var(--primary-navy);
    margin-bottom: 50px;
    font-weight: 700;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.value-item {
    padding: 40px 30px;
    background: white;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--light-gray);
    position: relative;
    overflow: hidden;
}

.value-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-yellow);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(26, 35, 50, 0.1);
    border-color: var(--primary-yellow);
}

.value-item:hover::after {
    transform: scaleX(1);
}

.value-icon {
    font-size: 40px;
    color: var(--primary-navy);
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

.value-item:hover .value-icon {
    color: var(--primary-yellow);
}

.value-item h4 {
    font-size: 20px;
    color: var(--primary-navy);
    margin-bottom: 15px;
    font-weight: 600;
}

.value-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.cta-title {
    font-size: 42px;
    color: white;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-description {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-primary:hover {
    background: #e5b520;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(244, 196, 48, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* Footer */
.footer {
    background: var(--primary-navy);
    color: white;
    padding: 50px 0 30px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 2fr 1.5fr 1fr 1.5fr;
    gap: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    color: var(--primary-yellow);
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--primary-yellow);
}

.footer-section .social-link:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.footer-section i {
    margin-right: 8px;
    color: var(--primary-yellow);
}

.footer-section address {
    font-style: normal;
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 40px;
    padding-right: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}