/* === Variables === */
:root {
    --cyan-50:   #ecfeff;
    --cyan-100:  #cffafe;
    --cyan-200:  #a5f3fc;
    --cyan-400:  #22d3ee;
    --cyan-500:  #00B8CD;
    --cyan-600:  #0097a7;
    --cyan-700:  #007a87;
    --navy-700:  #2C3F54;
    --navy-800:  #1e2d3d;
    --navy-900:  #162232;
    --navy-950:  #0e1620;

    --bg:        #fafcfd;
    --bg-alt:    var(--cyan-50);
    --text:      var(--navy-700);
    --text-muted:#5a7080;
    --border:    #d0dfe8;
    --white:     #ffffff;

    --accent:    var(--cyan-500);
    --accent-hover: var(--cyan-600);
    --accent-light: var(--cyan-100);

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.08);
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* === Layout === */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}
.section {
    padding: 100px 0;
}
.section-alt {
    background: var(--bg-alt);
}

/* === Nav === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 253, 251, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}
.logo {
    display: flex;
    align-items: center;
}
.logo-img {
    height: 40px;
    width: auto;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.2s;
}
.nav-links a:hover {
    color: var(--text);
}
.lang-toggle {
    background: none;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    margin-left: 8px;
}
.lang-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: 0.2s;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: var(--white);
    border: 2px solid var(--accent);
    cursor: pointer;
    transition: all 0.2s;
}
.btn:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}
.btn-outline {
    background: transparent;
    color: var(--accent);
}
.btn-outline:hover {
    background: var(--accent);
    color: var(--white);
}
.btn-sm {
    padding: 8px 20px;
    font-size: 0.85rem;
}
.btn-full {
    width: 100%;
}

/* === Hero === */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(170deg, var(--navy-950) 0%, var(--navy-900) 40%, var(--navy-800) 100%);
    color: var(--white);
}
.hero-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--cyan-400);
    margin-bottom: 16px;
}
.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 20px;
}
.hero-sub {
    font-size: 1.15rem;
    color: var(--cyan-200);
    max-width: 500px;
    margin-bottom: 36px;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.hero .btn {
    background: var(--cyan-500);
    border-color: var(--cyan-500);
}
.hero .btn:hover {
    background: var(--cyan-400);
    border-color: var(--cyan-400);
}
.hero .btn-outline {
    background: transparent;
    color: var(--cyan-200);
    border-color: var(--navy-700);
}
.hero .btn-outline:hover {
    background: var(--navy-800);
    color: var(--white);
    border-color: var(--cyan-600);
}

/* === Text Accent === */
.text-accent {
    color: var(--cyan-400);
}
.section .text-accent {
    color: var(--accent);
}

/* === Section Labels & Headings === */
.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 12px;
}
.section h2 {
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 20px;
}
.section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}
.section-grid p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

/* === Cards === */
.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
}
.card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
}
.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* === Contact === */
.contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}
.contact-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}
.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color 0.2s;
}
.contact-link:hover {
    color: var(--accent);
}
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}
.form-group input,
.form-group textarea {
    font-family: var(--font);
    font-size: 0.95rem;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}
.form-note {
    font-size: 0.85rem;
    min-height: 1.2em;
}
.form-note.success {
    color: var(--accent);
}
.form-note.error {
    color: #dc2626;
}

/* === Blog Hero === */
.blog-hero {
    padding: 220px 0 80px;
    background: linear-gradient(170deg, var(--navy-950) 0%, var(--navy-900) 50%, var(--navy-800) 100%);
    color: var(--white);
}
.blog-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.1;
    margin-bottom: 16px;
}
.blog-hero .hero-label {
    color: var(--cyan-400);
}
.blog-hero-sub {
    font-size: 1.05rem;
    color: var(--cyan-200);
    max-width: 520px;
    line-height: 1.7;
}

/* === Blog Featured === */
.blog-featured {
    display: block;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 36px;
    text-decoration: none;
    color: inherit;
    position: relative;
    transition: box-shadow 0.2s, transform 0.2s;
}
.blog-featured:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.blog-featured-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--navy-700);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 20px;
}
.blog-featured h2 {
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    font-weight: 700;
    letter-spacing: -0.3px;
    line-height: 1.25;
    margin-bottom: 12px;
}
.blog-featured p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    max-width: 640px;
}
.blog-section-title {
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 28px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

/* === Blog Grid === */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
    text-decoration: none;
    color: inherit;
}
.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: var(--accent);
}
.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.blog-card-tag {
    background: var(--accent-light);
    color: var(--accent);
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.blog-card h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.35;
}
.blog-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 20px;
    flex: 1;
}
.blog-card-read {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    transition: gap 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.blog-card:hover .blog-card-read {
    gap: 8px;
}
.blog-empty {
    color: var(--text-muted);
    text-align: center;
    padding: 80px 0;
    font-size: 1rem;
}

/* === Blog CTA === */
.blog-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}
.blog-cta h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.blog-cta p {
    color: var(--text-muted);
    max-width: 480px;
    line-height: 1.7;
}

/* === Blog Post === */
.post-content {
    max-width: 720px;
}
.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-muted);
}
.post-header-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin-bottom: 32px;
    border: 1px solid var(--border);
}
.post-content h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 16px;
}
.post-content h2 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 14px;
    color: var(--text);
}
.post-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 28px;
    margin-bottom: 8px;
}
.post-content p {
    color: var(--text-muted);
    line-height: 1.85;
    margin-bottom: 18px;
    font-size: 1.02rem;
}
.post-content ul,
.post-content ol {
    color: var(--text-muted);
    line-height: 1.85;
    margin-bottom: 18px;
    padding-left: 24px;
    font-size: 1.02rem;
}
.post-content ul { list-style: disc; }
.post-content ol { list-style: decimal; }
.post-content li {
    margin-bottom: 6px;
}
.post-content code {
    background: var(--bg-alt);
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 0.88em;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}
.post-content pre {
    background: var(--navy-900);
    color: var(--cyan-200);
    padding: 24px 28px;
    border-radius: var(--radius);
    overflow-x: auto;
    margin: 24px 0;
    font-size: 0.85rem;
    line-height: 1.65;
    border: 1px solid var(--navy-700);
}
.post-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}
.post-content a {
    color: var(--accent);
}
.post-content a:hover {
    text-decoration: underline;
}
.post-content blockquote {
    border-left: 3px solid var(--accent);
    margin: 24px 0;
    padding: 12px 24px;
    background: var(--bg-alt);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.post-content blockquote p {
    margin-bottom: 0;
    font-style: italic;
}
.post-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 36px;
    transition: gap 0.2s;
}
.post-back:hover {
    text-decoration: underline;
    gap: 10px;
}

@media (max-width: 768px) {
    .blog-hero { padding: 120px 0 50px; }
    .blog-grid { grid-template-columns: 1fr; }
    .blog-featured { padding: 28px 24px; }
    .blog-cta { flex-direction: column; text-align: center; }
    .blog-cta .btn { width: 100%; }
}

/* === Legal Pages === */
.legal-content {
    max-width: 720px;
}
.legal-content h1 {
    font-size: clamp(2rem, 4vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}
.legal-updated {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}
.legal-content h2 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 36px;
    margin-bottom: 12px;
}
.legal-content p {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 12px;
}
.legal-content ul {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 12px;
    padding-left: 24px;
    list-style: disc;
}
.legal-content a {
    color: var(--accent);
}
.legal-content a:hover {
    text-decoration: underline;
}

/* === Footer === */
.footer {
    border-top: 1px solid var(--border);
    padding: 28px 0;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.footer-links {
    display: flex;
    gap: 20px;
}
.footer-inner a {
    color: var(--accent);
}
.footer-inner a:hover {
    text-decoration: underline;
}

/* === Mobile === */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 24px;
        gap: 20px;
    }
    .nav-toggle { display: flex; }

    .hero { padding: 130px 0 80px; }
    .hero h1 { font-size: 2.2rem; }

    .section { padding: 70px 0; }
    .section-grid { grid-template-columns: 1fr; gap: 32px; }
    .cards { grid-template-columns: 1fr; }
    .contact-box { grid-template-columns: 1fr; gap: 40px; }

    .footer-inner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}