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

:root {
    --midnight: #0A2540;
    --midnight-light: #1B4965;
    --midnight-mid: #0D3B5C;
    --mint: #5FB8A3;
    --mint-light: #7EC8B5;
    --mint-pale: #E8F5F1;
    --mint-ghost: #F0F9F6;
    --white: #FFFFFF;
    --off-white: #FAFCFB;
    --gray-50: #F7F8F8;
    --gray-100: #EEF1F2;
    --gray-200: #D8DDDF;
    --gray-300: #B0B8BC;
    --gray-400: #8A959A;
    --gray-500: #6B7A80;
    --gray-600: #4A5A60;
    --text-primary: #0A2540;
    --text-secondary: #4A5A60;
    --text-light: #6B7A80;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(10,37,64,0.06), 0 1px 2px rgba(10,37,64,0.04);
    --shadow-md: 0 4px 20px rgba(10,37,64,0.08), 0 2px 8px rgba(10,37,64,0.04);
    --shadow-lg: 0 12px 48px rgba(10,37,64,0.12), 0 4px 16px rgba(10,37,64,0.06);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--text-primary);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

/* ─── Navigation ─── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.nav.scrolled {
    border-bottom-color: var(--gray-100);
    box-shadow: var(--shadow-sm);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 1.05rem;
    color: var(--midnight);
    letter-spacing: -0.02em;
}

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

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

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-secondary);
    transition: color var(--transition);
    letter-spacing: 0.01em;
}

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

.nav-cta {
    background: var(--midnight);
    color: var(--white) !important;
    padding: 10px 22px;
    border-radius: 100px;
    font-weight: 500 !important;
    transition: background var(--transition), transform var(--transition) !important;
}

.nav-cta:hover {
    background: var(--midnight-light);
    transform: translateY(-1px);
}

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

.nav-toggle span {
    width: 22px;
    height: 1.5px;
    background: var(--midnight);
    transition: var(--transition);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* ─── Hero ─── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    top: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--mint-pale) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
}

.hero-label {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 20px;
}

.hero-headline {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    font-weight: 400;
    line-height: 1.15;
    color: var(--midnight);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-headline-accent {
    font-style: italic;
    color: var(--mint);
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 480px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: var(--font-body);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: 0.01em;
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--midnight);
    border: 1px solid var(--gray-200);
}

.btn-ghost:hover {
    border-color: var(--midnight);
    background: var(--midnight);
    color: var(--white);
}

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

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 620px;
}

.hero-card-main {
    position: absolute;
    top: 0;
    right: 0;
    width: 75%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.stat-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}

.stat-card-1 {
    bottom: 180px;
    left: -10px;
}

.stat-card-1 .stat-number {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--midnight);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-card-1 .stat-label {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 400;
}

.stat-card-2 {
    bottom: 80px;
    left: 20px;
}

.stat-card-2 .stat-number {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--midnight);
    line-height: 1.2;
    margin-bottom: 4px;
}

.stat-card-2 .stat-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

.stat-card-3 {
    top: 40px;
    left: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.stat-card-3 .stat-icon {
    color: var(--mint);
}

.stat-card-3 .stat-text {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ─── Section Shared ─── */
.section-label {
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 14px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 400;
    color: var(--midnight);
    line-height: 1.2;
    margin-bottom: 18px;
    letter-spacing: -0.02em;
}

.section-sub {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 560px;
}

/* ─── Services ─── */
.services {
    padding: 120px 0;
    background: var(--off-white);
}

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

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

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

.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
}

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

.service-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-sm);
    background: var(--mint-pale);
    color: var(--mint);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--mint);
    color: var(--white);
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--midnight);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ─── About ─── */
.about {
    padding: 120px 0;
    background: var(--white);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrap {
    position: relative;
}

.about-image-wrap img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.about-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--mint-pale);
    border-radius: var(--radius-lg);
    z-index: -1;
}

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

.about-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 16px;
}

.about-values {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

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

.value-line {
    width: 32px;
    height: 1px;
    background: var(--mint);
    flex-shrink: 0;
}

.value-item span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ─── Impact ─── */
.impact {
    padding: 100px 0;
    background: var(--midnight);
}

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

.impact-header .section-label {
    color: var(--mint-light);
}

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

.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.impact-stat {
    text-align: center;
    padding: 24px;
}

.impact-stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 4vw, 3.4rem);
    font-weight: 500;
    color: var(--mint);
    line-height: 1;
    margin-bottom: 12px;
}

.impact-stat-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.5;
}

/* ─── Visit ─── */
.visit {
    padding: 120px 0;
    background: var(--off-white);
}

.visit-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.visit-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 40px;
}

.visit-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.visit-detail {
    display: flex;
    gap: 16px;
}

.visit-detail-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--mint-pale);
    color: var(--mint);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.visit-detail strong {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--midnight);
    margin-bottom: 4px;
}

.visit-detail p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.visit-map-wrap {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}

.visit-map iframe {
    width: 100%;
    height: 500px;
    display: block;
}

/* ─── Contact ─── */
.contact {
    padding: 120px 0;
    background: var(--white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 0;
}

.contact-form-wrap {
    background: var(--off-white);
    border-radius: var(--radius-lg);
    padding: 44px;
    border: 1px solid var(--gray-100);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.03em;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--midnight);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    transition: border-color var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--mint);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-300);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
    padding: 40px 20px;
}

.form-success h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--midnight);
}

.form-success p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.form-success a {
    color: var(--mint);
    font-weight: 500;
}

/* ─── Footer ─── */
.footer {
    background: var(--midnight);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 1.05rem;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-logo svg {
    color: var(--mint);
}

.footer-brand p {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links strong {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--white);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.footer-links a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
}

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

.footer-contact p {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
}

.footer-contact a {
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
}

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

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

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.3);
}

/* ─── Animations ─── */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-visual {
        height: 480px;
        max-width: 500px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-image-wrap img {
        height: 500px;
    }
    
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .visit-container {
        grid-template-columns: 1fr;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 32px 24px;
        gap: 20px;
        border-bottom: 1px solid var(--gray-100);
        box-shadow: var(--shadow-md);
        transform: translateY(-120%);
        transition: transform var(--transition);
        z-index: 999;
    }
    
    .nav-links.open {
        transform: translateY(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .stat-card-1 {
        bottom: 120px;
        left: 0;
    }
    
    .stat-card-2 {
        bottom: 40px;
        left: 10px;
    }
    
    .stat-card-3 {
        top: 20px;
        left: 0;
    }
    
    .services {
        padding: 80px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about, .visit, .contact {
        padding: 80px 0;
    }
    
    .impact {
        padding: 80px 0;
    }
    
    .contact-form-wrap {
        padding: 28px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-visual {
        height: 340px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        justify-content: center;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}