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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #ffffff;
    color: #1a1a1a;
    line-height: 1.6;
    font-weight: 400;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --accent-bg: #f1f5f9;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border-color: #e0e0e0;
    --border-light: #f0f0f0;
    --white: #ffffff;
    
    /* Section Background Colors */
    --hero-bg: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    --journey-bg: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    --mission-bg: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
    --philosophy-bg: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    --values-bg: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    --future-bg: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
    --footer-bg: #1e293b;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    border-bottom-color: var(--border-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-size: 30px;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
    font-size: 15px;
}

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

.menu-toggle {
    margin-top: 5%;
    display: none;
    cursor: pointer;
    flex-direction: column;
    width: 24px;
    height: 18px;
    position: relative;
}

.hamburger {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: all 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.hamburger.active {
    background: transparent;
}

.hamburger.active::before {
    transform: rotate(45deg);
    top: 0;
}

.hamburger.active::after {
    transform: rotate(-45deg);
    top: 0;
}

/* Hero Section */
.hero {
    padding-top: 120px;
    padding-bottom: 80px;
    background: var(--hero-bg);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    background: var(--accent-bg);
    border: 1px solid var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 32px;
    font-weight: 500;
}

.hero h1 {
    font-size: 56px;
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    line-height: 1.5;
}

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

.principle {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.8);
    padding: 12px 20px;
    border-radius: 25px;
    border: 1px solid rgba(37, 99, 235, 0.15);
    font-weight: 500;
    font-size: 14px;
}

.icon {
    font-size: 16px;
}

/* Journey Section */
.journey {
    padding: 80px 0;
    background: var(--journey-bg);
    position: relative;
}

.journey::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.journey h2 {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 48px;
    text-align: center;
    color: var(--text-primary);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.timeline-item {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 32px;
    margin-bottom: 48px;
    align-items: start;
}

.timeline-item:nth-child(even) {
    grid-template-columns: 1fr 120px;
}

.timeline-item:nth-child(even) .timeline-content {
    order: -1;
    text-align: right;
}

.timeline-date {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 600;
    background: rgba(255, 255, 255, 0.9);
    padding: 8px 16px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--primary-color);
    align-self: start;
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Mission Section */
.mission {
    padding: 80px 0;
    background: var(--mission-bg);
    position: relative;
}

.mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 70%, rgba(59, 130, 246, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.mission-content {
    position: relative;
    z-index: 2;
}

.mission-main {
    text-align: center;
    margin-bottom: 48px;
}

.mission-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.mission-main h2 {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.mission-main p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.mission-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: 12px;
    padding: 24px;
    transition: all 0.2s ease;
}

.mission-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.mission-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

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

/* Philosophy Section */
.philosophy {
    padding: 80px 0;
    background: var(--philosophy-bg);
    position: relative;
}

.philosophy::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 30%, rgba(37, 99, 235, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.philosophy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
    position: relative;
    z-index: 2;
}

.philosophy-text h2 {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.lead {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.philosophy-points {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.point h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

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

.philosophy-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.step {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--primary-color);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: all 0.2s ease;
}

.step:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.step-number {
    display: block;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin: 0 auto 12px;
}

.step-label {
    font-weight: 500;
    color: var(--text-primary);
}

/* Values Section */
.values {
    padding: 80px 0;
    background: var(--values-bg);
    position: relative;
}

.values::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.values h2 {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 8px;
    text-align: center;
    color: var(--text-primary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 48px;
    font-size: 16px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    position: relative;
    z-index: 2;
}

.value-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: 12px;
    padding: 24px;
    transition: all 0.2s ease;
}

.value-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.value-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

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

/* Future Section */
.future {
    padding: 80px 0;
    background: var(--future-bg);
    position: relative;
}

.future::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 70%, rgba(59, 130, 246, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.future-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.future h2 {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.future p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 32px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    font-size: 15px;
}

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

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

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

.btn.secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--footer-bg);
    border-top: 1px solid #334155;
    padding: 48px 0 24px;
    color: #cbd5e1;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    margin-bottom: 32px;
}

.footer-main {
    max-width: 300px;
}

.footer-brand {
    font-size: 18px;
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 8px;
}

.footer-main p {
    color: #94a3b8;
    font-size: 14px;
    line-height: 1.5;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.group-title {
    display: block;
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 16px;
    font-size: 14px;
}

.link-group a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 8px;
    font-size: 14px;
    transition: color 0.2s ease;
}

.link-group a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #334155;
}

.footer-bottom p {
    color: #64748b;
    font-size: 13px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        border-top: 1px solid var(--border-color);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero p {
        font-size: 18px;
    }

    .principles {
        gap: 16px;
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 16px;
        text-align: left;
    }

    .timeline-item:nth-child(even) {
        grid-template-columns: 1fr;
    }

    .timeline-item:nth-child(even) .timeline-content {
        order: 0;
        text-align: left;
    }

    .timeline-date {
        justify-self: start;
        width: fit-content;
    }

    .philosophy-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .process-steps {
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }

    .step {
        padding: 16px;
    }

    .step-number {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    .mission-grid {
        grid-template-columns: 1fr;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .container {
        padding: 0 16px;
    }

    .nav-content {
        padding: 0 16px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .principles {
        flex-direction: column;
        align-items: flex-start;
    }

    .principle {
        width: 100%;
    }

    .mission-main h2,
    .philosophy-text h2,
    .values h2,
    .future h2,
    .journey h2 {
        font-size: 24px;
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .mission-card,
    .value-card {
        padding: 20px;
    }

    .timeline-content h3 {
        font-size: 18px;
    }

    .cta-buttons {
        gap: 12px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
}