@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    --bg: #f5f7fa;
    --fg: #1e2a3a;
    --card: #ffffff;
    --card-fg: #1e2a3a;
    --primary: #0ea5e9;
    --primary-fg: #ffffff;
    --muted: #f0f2f5;
    --muted-fg: #6b7a8d;
    --accent: #f97316;
    --accent-fg: #ffffff;
    --border: #e2e6ec;
    --radius: 0.75rem;
    --shadow-card: 0 4px 20px -4px rgba(30, 42, 58, 0.08);
    --shadow-card-hover: 0 8px 30px -4px rgba(30, 42, 58, 0.15);
    --gradient-hero: linear-gradient(135deg, #0ea5e9, #3b6cd4);
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display)
}

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

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

ul {
    list-style: none
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border)
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--fg);
    letter-spacing: 0.05em
}

.logo svg {
    color: var(--primary)
}

.nav {
    display: flex;
    gap: 2rem
}

.nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(30, 42, 58, 0.7);
    transition: color 0.2s
}

.nav a:hover,
.nav a.active {
    color: var(--primary)
}

.hamburger-button {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--fg)
}

.mobile-menu {
    display: none;
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--card)
}

.mobile-menu.open-menu {
    display: block
}

.mobile-menu a {
    display: block;
    padding: 0.5rem 0;
    font-weight: 500;
    color: rgba(30, 42, 58, 0.7)
}

.mobile-menu a:hover {
    color: var(--primary)
}

@media(max-width:768px) {
    .nav {
        display: none
    }

    .hamburger-button {
        display: block
    }
}

/* Hero */
.hero {
    position: relative;
    overflow: hidden
}

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

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    opacity: 0.8
}

.hero-content {
    position: relative;
    padding: 5rem 1rem;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-fg);
    max-width: 48rem;
    line-height: 1.1;
    margin-bottom: 1rem
}

.hero p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    max-width: 36rem;
    margin-bottom: 2rem
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-fg);
    color: var(--primary);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    transition: opacity 0.2s
}

.btn-hero:hover {
    opacity: 0.9
}

@media(min-width:768px) {
    .hero-content {
        padding: 8rem 0
    }

    .hero h1 {
        font-size: 3.5rem
    }
}

/* Article Card */
.article-card {
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all 0.3s
}

.article-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px)
}

.article-card img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    transition: transform 0.5s
}

.article-card:hover img {
    transform: scale(1.05)
}

.article-card-body {
    padding: 1.25rem
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary)
}

.article-date {
    font-size: 0.75rem;
    color: var(--muted-fg)
}

.article-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--card-fg);
    margin-bottom: 0.5rem;
    line-height: 1.3;
    transition: color 0.2s
}

.article-card:hover h3 {
    color: var(--primary)
}

.article-card p {
    font-size: 0.875rem;
    color: var(--muted-fg);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden
}

.article-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--muted-fg)
}

/* Featured */
.featured {
    margin-top: -3rem;
    position: relative;
    z-index: 10
}

.featured .article-card {
    display: flex;
    flex-direction: column
}

@media(min-width:768px) {
    .featured .article-card {
        flex-direction: row
    }

    .featured .article-card>* {
        width: 50%
    }

    .featured .article-card img {
        height: 100%;
        aspect-ratio: auto
    }
}

.featured .article-card-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 1.5rem 2.5rem
}

/* Grid */
.articles-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr
}

@media(min-width:768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr)
    }
}

@media(min-width:1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr)
    }
}

/* Section */
.section {
    padding: 4rem 0
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700
}

.section-link {
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600
}

.section-link:hover {
    text-decoration: underline
}

/* CTA */
.cta {
    background: var(--gradient-hero);
    padding: 4rem 0;
    text-align: center
}

.cta h2 {
    font-family: var(--font-display);
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--primary-fg);
    margin-bottom: 1rem
}

.cta p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 32rem;
    margin: 0 auto 1.5rem
}

.btn-cta {
    display: inline-flex;
    background: var(--primary-fg);
    color: var(--primary);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    transition: opacity 0.2s
}

.btn-cta:hover {
    opacity: 0.9
}

/* Footer */
.footer {
    background: var(--card);
    border-top: 1px solid var(--border);
    margin-top: 4rem;
    padding: 3rem 0
}

.footer-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr
}

@media(min-width:768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr
    }
}

.footer h4 {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem
}

.footer ul {
    list-style: none
}

.footer li {
    margin-bottom: 0.5rem
}

.footer a {
    font-size: 0.875rem;
    color: var(--muted-fg);
    transition: color 0.2s
}

.footer a:hover {
    color: var(--fg)
}

.footer-bottom {
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--muted-fg);
    flex-wrap: wrap;
    gap: 0.5rem
}

/* Article Page */
.article-page {
    max-width: 48rem;
    margin: 0 auto;
    padding: 2rem 1rem
}

.article-page .back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted-fg);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    transition: color 0.2s
}

.article-page .back-link:hover {
    color: var(--primary)
}

.article-page h1 {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem
}

@media(min-width:768px) {
    .article-page h1 {
        font-size: 2.5rem
    }
}

.article-page .meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--muted-fg);
    margin-bottom: 2rem;
    flex-wrap: wrap
}

.article-page .hero-img {
    width: 100%;
    border-radius: var(--radius);
    margin-bottom: 2rem;
    aspect-ratio: 16/9;
    object-fit: cover
}

.article-content {
    line-height: 1.8;
    color: rgba(30, 42, 58, 0.9)
}

.article-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    color: var(--fg)
}

.article-content p {
    margin-bottom: 1rem
}

.article-content ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem
}

.article-content li {
    margin-bottom: 0.25rem
}

.article-content strong {
    font-weight: 600;
    color: var(--fg)
}

/* Legal Pages */
.legal-page {
    max-width: 48rem;
    margin: 0 auto;
    padding: 3rem 1rem
}

.legal-page h1 {
    font-size: 2rem;
    margin-bottom: 1rem
}

.legal-page .updated {
    color: var(--muted-fg);
    margin-bottom: 2rem
}

.legal-page h2 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 2rem 0 0.75rem
}

.legal-page p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: rgba(30, 42, 58, 0.9)
}

.legal-page ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem
}

.legal-page li {
    margin-bottom: 0.25rem
}

.legal-page strong {
    font-weight: 600;
    color: var(--fg)
}

/* About page */
.about-features {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
    margin: 2rem 0 3rem
}

@media(min-width:768px) {
    .about-features {
        grid-template-columns: repeat(3, 1fr)
    }
}

.about-feature {
    background: var(--card);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-card)
}

.about-feature svg {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--primary);
    margin: 0 auto 0.75rem
}

.about-feature h3 {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 0.5rem
}

.about-feature p {
    font-size: 0.875rem;
    color: var(--muted-fg)
}

/* Contact page */
.contact-grid {
    display: grid;
    gap: 2.5rem;
    grid-template-columns: 1fr
}

@media(min-width:768px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start
}

.contact-item svg {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 0.25rem
}

.contact-item h3 {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem
}

.contact-item p,
.contact-item a {
    color: var(--muted-fg);
    font-size: 0.875rem
}

.contact-item a:hover {
    color: var(--primary)
}

.contact-form {
    background: var(--card);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-card)
}

.contact-form label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.25rem
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-family: var(--font-body);
    margin-bottom: 1rem;
    background: var(--bg);
    color: var(--fg);
    outline: none
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(14, 165, 233, 0.2)
}

.contact-form textarea {
    resize: none
}

.btn-submit {
    width: 100%;
    background: var(--gradient-hero);
    color: var(--primary-fg);
    font-weight: 600;
    padding: 0.625rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.875rem;
    font-family: var(--font-body);
    transition: opacity 0.2s
}

.btn-submit:hover {
    opacity: 0.9
}