/* ===== CSS Variables ===== */
:root {
    --color-bg: #0a0a0f;
    --color-bg-alt: #12121a;
    --color-surface: #1a1a2e;
    --color-surface-hover: #222240;
    --color-border: #2a2a4a;
    --color-text: #e8e8f0;
    --color-text-muted: #8888aa;
    --color-primary: #00d4aa;
    --color-primary-dark: #00b894;
    --color-primary-glow: rgba(0, 212, 170, 0.15);
    --color-accent: #6c63ff;
    --color-accent-glow: rgba(108, 99, 255, 0.15);
    --color-danger: #ff6b6b;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

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

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

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.2rem;
}

.logo:hover {
    color: var(--color-text);
}

.logo-icon {
    font-size: 1.6rem;
    color: var(--color-primary);
}

.logo-accent {
    color: var(--color-primary);
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-tagline {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
    font-style: italic;
    letter-spacing: 0.02em;
}

.footer-brand .logo-img {
    height: 50px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

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

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

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 212, 170, 0.3);
}

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

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

.btn-nav {
    padding: 8px 20px;
    background: var(--color-primary);
    color: var(--color-bg) !important;
    border-radius: var(--radius-sm);
}

.btn-nav:hover {
    background: var(--color-primary-dark);
    color: var(--color-bg) !important;
}

.btn-large {
    padding: 16px 40px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 212, 170, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 170, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.particles {
    position: absolute;
    inset: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

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

.hero-text {
    max-width: 600px;
}

.hero-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo-img {
    max-width: 360px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 40px rgba(0, 212, 170, 0.15));
    animation: floatLogo 6s ease-in-out infinite;
}

@keyframes floatLogo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--color-primary-glow);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-bottom: 36px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== Sections ===== */
.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-primary-glow);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-desc {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ===== About Grid ===== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.about-card {
    padding: 36px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.about-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 212, 170, 0.1);
}

.about-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.about-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.about-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ===== Services Grid ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.service-card {
    padding: 36px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 212, 170, 0.1);
}

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

.service-number {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 16px;
    opacity: 0.7;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.service-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-list li {
    padding: 4px 12px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* ===== Approach Timeline ===== */
.approach-timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.approach-timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.approach-step {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

.approach-step:last-child {
    margin-bottom: 0;
}

.step-marker {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-primary);
    font-family: var(--font-mono);
    position: relative;
    z-index: 1;
}

.step-content h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.step-content p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ===== Why Grid ===== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.why-card {
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.why-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.why-icon {
    width: 36px;
    height: 36px;
    background: var(--color-primary-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1rem;
    margin-bottom: 16px;
}

.why-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.why-card p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ===== CTA Section ===== */
.cta-section {
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg) 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(1.8rem, 3vw, 2.2rem);
    margin-bottom: 16px;
    font-weight: 700;
}

.cta-content p {
    color: var(--color-text-muted);
    margin-bottom: 32px;
    font-size: 1.05rem;
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.contact-icon {
    font-size: 1.4rem;
    color: var(--color-primary);
    min-width: 32px;
}

.contact-item h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.contact-trust {
    margin-top: 40px;
    padding: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.contact-trust h4 {
    font-size: 0.95rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.contact-trust ul {
    list-style: none;
}

.contact-trust li {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

/* ===== Form ===== */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font-main);
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 0.5;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238888aa' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

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

/* ===== Footer ===== */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--color-border);
}

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

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: 12px;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
}

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

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

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

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

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.footer-legal {
    margin-top: 8px;
}

.footer-legal a {
    color: var(--color-text-muted);
}

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

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-bg-alt);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 24px;
        border-left: 1px solid var(--color-border);
        transition: var(--transition);
    }

    .nav-links.active {
        right: 0;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .hero-split {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-logo {
        order: -1;
    }

    .hero-logo-img {
        max-width: 220px;
    }

    .hero-text {
        max-width: 100%;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .hero h1 {
        font-size: 2.2rem;
    }

    .approach-timeline::before {
        left: 24px;
    }
}

@media (max-width: 480px) {
    .about-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }

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

    .btn {
        width: 100%;
        text-align: center;
    }
}

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

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in-delay-1 { animation-delay: 0.1s; }
.fade-in-delay-2 { animation-delay: 0.2s; }
.fade-in-delay-3 { animation-delay: 0.3s; }

/* ===== Legal Pages ===== */
.legal-page {
    padding: 120px 0 80px;
}

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

.legal-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 12px;
}

.legal-update {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-top: 8px;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-section {
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}

.legal-section:last-child {
    border-bottom: none;
}

.legal-section h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text);
}

.legal-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--color-text);
}

.legal-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 16px 0 8px;
    color: var(--color-text-muted);
}

.legal-section p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
    line-height: 1.8;
}

.legal-section ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 12px;
}

.legal-section ul li {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    padding: 6px 0 6px 20px;
    position: relative;
    line-height: 1.7;
}

.legal-section ul li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.legal-section a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.cookie-table {
    overflow-x: auto;
    margin: 16px 0;
}

.cookie-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.cookie-table th,
.cookie-table td {
    padding: 12px 16px;
    text-align: left;
    border: 1px solid var(--color-border);
}

.cookie-table th {
    background: var(--color-surface);
    color: var(--color-text);
    font-weight: 600;
}

.cookie-table td {
    color: var(--color-text-muted);
}

.legal-back {
    text-align: center;
    margin-top: 48px;
}