*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --midnight: #0f1c3f;
    --midnight-light: #1a2d5a;
    --midnight-dark: #0a1329;
    --mint: #7ecfc0;
    --mint-light: #b8e8df;
    --mint-pale: #e6f5f1;
    --mint-ultra: #f4faf8;
    --cream: #fafbfc;
    --white: #ffffff;
    --text-dark: #1a1a2e;
    --text-muted: #5a6070;
    --text-light: #8a90a0;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 3px rgba(15, 28, 63, 0.06), 0 1px 2px rgba(15, 28, 63, 0.04);
    --shadow-md: 0 4px 16px rgba(15, 28, 63, 0.08), 0 2px 6px rgba(15, 28, 63, 0.04);
    --shadow-lg: 0 12px 40px rgba(15, 28, 63, 0.12), 0 4px 12px rgba(15, 28, 63, 0.06);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    background: var(--cream);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: 'Lora', Georgia, serif;
    line-height: 1.25;
    color: var(--midnight);
}

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

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

ul {
    list-style: none;
}

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

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-xl);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--mint);
    color: var(--midnight-dark);
    box-shadow: 0 4px 14px rgba(126, 207, 192, 0.35);
}

.btn-primary:hover {
    background: #6dc4b3;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(126, 207, 192, 0.45);
}

.btn-secondary {
    background: var(--white);
    color: var(--midnight);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(15, 28, 63, 0.08);
}

.btn-secondary:hover {
    background: var(--mint-pale);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-full {
    width: 100%;
}

/* ─── Badges ─── */
.badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.badge-mint {
    background: var(--mint-pale);
    color: var(--midnight);
}

.badge-blue {
    background: rgba(15, 28, 63, 0.08);
    color: var(--midnight);
}

.badge-white {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

/* ─── Section Header ─── */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-muted);
}

.section-header.light h2,
.section-header.light p {
    color: var(--white);
}

.section-header.light p {
    opacity: 0.85;
}

/* ─── Header ─── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 251, 252, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(15, 28, 63, 0.06);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Lora', serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--midnight);
}

.logo-icon {
    color: var(--mint);
    flex-shrink: 0;
}

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

.main-nav a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
    position: relative;
}

.main-nav a:not(.btn):hover {
    color: var(--midnight);
}

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--mint);
    border-radius: 1px;
    transition: var(--transition);
}

.main-nav a:not(.btn):hover::after {
    width: 100%;
}

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

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--midnight);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ─── Hero ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--mint-ultra) 0%, var(--mint-pale) 50%, #d4ede7 100%);
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--mint-light);
    top: -100px;
    right: -100px;
}

.shape-2 {
    width: 350px;
    height: 350px;
    background: #c5e1f5;
    bottom: -50px;
    left: -50px;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--mint);
    top: 40%;
    left: 45%;
    opacity: 0.2;
}

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

.hero-content .badge {
    margin-bottom: 20px;
}

.hero-content h1 {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    margin-bottom: 24px;
    color: var(--midnight);
    letter-spacing: -0.01em;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 520px;
    line-height: 1.75;
}

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

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    object-fit: cover;
    aspect-ratio: 5/6;
}

.hero-image::before {
    content: '';
    position: absolute;
    inset: -12px 12px -12px -12px;
    border: 2px solid var(--mint-light);
    border-radius: calc(var(--radius-lg) + 8px);
    z-index: -1;
    opacity: 0.6;
}

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

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

.about-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
}

.about-content h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    margin-bottom: 20px;
}

.about-content > p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 16px;
    line-height: 1.75;
}

.about-features {
    margin-top: 32px;
    display: grid;
    gap: 14px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 500;
}

.about-features svg {
    color: var(--mint);
    flex-shrink: 0;
}

/* ─── Languages ─── */
.languages {
    padding: 100px 0;
    background: var(--cream);
}

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

.lang-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(15, 28, 63, 0.04);
    transition: var(--transition);
}

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

.lang-flag {
    font-size: 2.4rem;
    margin-bottom: 16px;
    line-height: 1;
}

.lang-card h3 {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--midnight);
}

.lang-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ─── Driving ─── */
.driving {
    padding: 100px 0;
    background: var(--white);
}

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

.driving-content .badge {
    margin-bottom: 16px;
}

.driving-content h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    margin-bottom: 20px;
}

.driving-content > p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 28px;
    line-height: 1.75;
}

.driving-features {
    display: grid;
    gap: 14px;
    margin-bottom: 32px;
}

.driving-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 500;
}

.driving-features svg {
    color: var(--mint);
    flex-shrink: 0;
}

.driving-content .btn {
    margin-top: 8px;
}

.driving-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    object-fit: cover;
    aspect-ratio: 11/13;
}

/* ─── Method ─── */
.method {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--midnight) 0%, var(--midnight-light) 100%);
    position: relative;
    overflow: hidden;
}

.method::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--mint);
    border-radius: 50%;
    top: -200px;
    right: -100px;
    opacity: 0.08;
}

.method-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
    z-index: 1;
}

.step {
    text-align: center;
    padding: 36px 28px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(4px);
    transition: var(--transition);
}

.step:hover {
    background: rgba(255, 255, 255, 0.09);
    transform: translateY(-4px);
}

.step-number {
    font-family: 'Lora', serif;
    font-size: 2.8rem;
    font-weight: 600;
    color: var(--mint);
    line-height: 1;
    margin-bottom: 20px;
    opacity: 0.8;
}

.step h3 {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 12px;
}

.step p {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

/* ─── Contact ─── */
.contact {
    padding: 100px 0;
    background: var(--cream);
}

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

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

.contact-info h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 36px;
    line-height: 1.75;
}

.contact-details {
    display: grid;
    gap: 24px;
}

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

.contact-item svg {
    color: var(--mint);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-item strong {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--midnight);
    margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

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

.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(15, 28, 63, 0.04);
}

.contact-form {
    display: grid;
    gap: 20px;
}

.form-group {
    display: grid;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--midnight);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid rgba(15, 28, 63, 0.1);
    border-radius: var(--radius-sm);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    color: var(--text-dark);
    background: var(--cream);
    transition: var(--transition);
    outline: none;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--mint);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(126, 207, 192, 0.15);
}

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

.form-success {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--mint-pale);
    border-radius: var(--radius-sm);
    color: var(--midnight);
    font-weight: 500;
    font-size: 0.95rem;
}

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

.form-success svg {
    color: var(--mint);
    flex-shrink: 0;
}

/* ─── Footer ─── */
.site-footer {
    background: var(--midnight-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.logo-light {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.92rem;
    line-height: 1.7;
    max-width: 320px;
    color: rgba(255, 255, 255, 0.55);
}

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

.footer-col h4 {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--mint);
    margin-bottom: 16px;
}

.footer-col ul {
    display: grid;
    gap: 10px;
}

.footer-col a,
.footer-col li {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--white);
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
}

.footer-bottom p {
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ─── Mobile Menu Overlay ─── */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 28, 63, 0.5);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
}

/* ─── Scroll Reveal ─── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .hero-inner,
    .about-grid,
    .driving-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-image {
        max-width: 480px;
        margin: 0 auto;
    }

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

    .method-steps {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .footer-inner {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--cream);
        z-index: 999;
        padding: 40px 24px;
        transform: translateX(100%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .main-nav.active {
        transform: translateX(0);
    }

    .main-nav ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .main-nav a {
        font-size: 1.1rem;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero-content h1 {
        font-size: clamp(1.6rem, 6vw, 2.2rem);
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .language-cards {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 28px;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 18px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .about,
    .languages,
    .driving,
    .method,
    .contact {
        padding: 72px 0;
    }
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

@media not all and (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}