/* ==========================================
   FONTS & TYPOGRAPHY
   ========================================== */

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

/* ==========================================
   CSS VARIABLES
   ========================================== */

:root {
    --primary-500: #a855f7;
    --primary-600: #9333ea;
    --primary-700: #7e22ce;
    --secondary-400: #22d3ee;
    --secondary-500: #06b6d4;
    --accent-400: #fbbf24;
    --accent-500: #f59e0b;

    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gray-800: #27272a;
    --gray-900: #18181b;
    --gray-950: #09090b;

    --bg-primary: #0a0a0f;
    --bg-secondary: #121218;
    --bg-card: #151521;
    --bg-card-strong: #1a1a24;
    --text-primary: #f4f4f5;
    --text-secondary: #c2c2cb;
    --text-tertiary: #8d8d97;
    --border-primary: rgba(168, 85, 247, 0.18);
    --border-secondary: rgba(255, 255, 255, 0.08);

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    --shadow-glow: 0 0 30px rgba(168, 85, 247, 0.25);
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Figtree', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

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

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

code {
    font-family: 'Inconsolata', monospace;
    font-size: 0.95em;
    padding: 0.1em 0.35em;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--secondary-400);
}

/* ==========================================
   PAGE WRAPPER & BACKGROUND EFFECTS
   ========================================== */

.page-wrapper {
    position: relative;
    min-height: 100vh;
}

.bg-layers {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

.bg-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 20% 20%, rgba(168, 85, 247, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 80% 60%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 50% 80% at 50% 80%, rgba(245, 158, 11, 0.06) 0%, transparent 50%);
    animation: gradientShift 20s ease-in-out infinite alternate;
}

@keyframes gradientShift {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.82; }
    100% { opacity: 1; transform: scale(1.05); }
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(168, 85, 247, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(168, 85, 247, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 100% 100% at 50% 50%, black 30%, transparent 80%);
    animation: gridFloat 25s linear infinite;
}

@keyframes gridFloat {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.bg-orbs {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.bg-orbs::before,
.bg-orbs::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: orbFloat 15s ease-in-out infinite;
}

.bg-orbs::before {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-500), transparent);
    top: -250px;
    right: -250px;
    animation-delay: -5s;
}

.bg-orbs::after {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, var(--secondary-500), transparent);
    bottom: -220px;
    left: -200px;
    animation-delay: -10s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.08); }
    66% { transform: translate(-30px, 30px) scale(0.92); }
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-6) var(--space-8);
    background: rgba(10, 10, 15, 0.72);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-secondary);
    transition: all var(--transition-base);
}

.site-header.scrolled {
    padding: var(--space-4) var(--space-8);
    background: rgba(10, 10, 15, 0.94);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.site-header.hidden {
    transform: translateY(-100%);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    position: relative;
    z-index: 1001;
}

.brand-text {
    font-family: 'Inconsolata', monospace;
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--secondary-400) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: opacity var(--transition-fast);
}

.brand:hover .brand-text {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    list-style: none;
}

.nav-links a {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: 0.01em;
    color: var(--text-secondary);
    border-radius: 10px;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-links a::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    opacity: 0;
    transition: opacity var(--transition-fast);
}

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

.nav-links a:hover::before {
    opacity: 0.1;
}

.nav-links a.active::before {
    opacity: 0.16;
}

.menu-toggle {
    display: none;
    position: relative;
    z-index: 1001;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.menu-icon {
    position: relative;
    display: block;
    width: 24px;
    height: 18px;
    margin: auto;
}

.menu-icon span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.menu-icon span:nth-child(1) { top: 0; }
.menu-icon span:nth-child(2) { top: 8px; }
.menu-icon span:nth-child(3) { bottom: 0; }

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(1) {
    top: 8px;
    transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(3) {
    bottom: 8px;
    transform: rotate(-45deg);
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.mobile-menu-overlay.active {
    opacity: 1;
}

/* ==========================================
   MAIN CONTENT
   ========================================== */

.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 140px var(--space-8) var(--space-24);
}

/* ==========================================
   HERO
   ========================================== */

.news-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
    gap: var(--space-10);
    align-items: stretch;
    margin-bottom: var(--space-20);
}

.news-hero-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-6);
}

.eyebrow,
.section-kicker {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border: 1px solid rgba(168, 85, 247, 0.24);
    background: rgba(168, 85, 247, 0.1);
    color: var(--primary-500);
    border-radius: 999px;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.75rem, 6vw, 4.8rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
    font-weight: 800;
    max-width: 12ch;
}

.hero-description {
    max-width: 720px;
    font-size: var(--text-xl);
    line-height: 1.75;
    color: var(--text-secondary);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-top: var(--space-2);
}

.hero-stat {
    min-width: 150px;
    padding: var(--space-5);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-secondary);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.hero-stat strong {
    display: block;
    font-size: var(--text-3xl);
    line-height: 1;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.hero-stat span {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

.featured-post {
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
    border: 1px solid var(--border-primary);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.featured-image-link {
    display: block;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.featured-post:hover .featured-image {
    transform: scale(1.04);
}

.featured-content {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.featured-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.18;
    letter-spacing: -0.03em;
}

.featured-title a:hover,
.news-card-title a:hover,
.read-more-link:hover {
    color: var(--secondary-400);
}

.featured-description,
.news-card-description,
.section-description,
.cta-description {
    color: var(--text-secondary);
}

/* ==========================================
   SECTIONS & CARDS
   ========================================== */

.news-section {
    margin-bottom: var(--space-20);
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: var(--space-8);
    margin-bottom: var(--space-10);
}

.section-title {
    margin-top: var(--space-4);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.section-description {
    max-width: 540px;
    font-size: var(--text-lg);
    line-height: 1.75;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6);
}

.news-card {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    background: rgba(21, 21, 33, 0.82);
    border: 1px solid var(--border-secondary);
    border-radius: 22px;
    overflow: hidden;
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.news-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-primary);
    box-shadow: 0 16px 60px rgba(0, 0, 0, 0.28);
}

.news-card-image-link {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-card-strong);
}

.news-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.news-card:hover .news-card-image {
    transform: scale(1.05);
}

.news-card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-6);
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

.meta-tag {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-500);
    background: rgba(168, 85, 247, 0.12);
    border: 1px solid rgba(168, 85, 247, 0.22);
    border-radius: 999px;
}

.meta-separator,
.footer-separator {
    color: var(--gray-700);
}

.news-card-title {
    font-size: var(--text-2xl);
    line-height: 1.22;
    letter-spacing: -0.025em;
}

.news-card-description {
    font-size: var(--text-base);
    line-height: 1.75;
    flex: 1;
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--primary-500);
    transition: color var(--transition-fast);
}

.read-more-link::after {
    content: '→';
}

/* ==========================================
   CATEGORY STRIP
   ========================================== */

.category-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-20);
}

.category-pill {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-secondary);
}

.category-label {
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-tertiary);
    font-weight: 700;
}

.category-pill strong {
    font-size: var(--text-2xl);
    color: var(--text-primary);
}

/* ==========================================
   CTA & BUTTONS
   ========================================== */

.hub-note {
    margin: 0 0 var(--space-10);
    text-align: center;
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    line-height: 1.8;
}

.cta-section {
    text-align: center;
    padding: var(--space-12) var(--space-8);
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.06) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-radius: 28px;
    border: 1px solid var(--border-primary);
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-4);
}

.cta-description {
    max-width: 720px;
    margin: 0 auto var(--space-8);
    font-size: var(--text-lg);
    line-height: 1.8;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    font-weight: 700;
    line-height: 1;
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--secondary-500) 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(168, 85, 247, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(168, 85, 247, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-500);
}

.btn-secondary:hover {
    background: rgba(168, 85, 247, 0.1);
    transform: translateY(-2px);
}

/* ==========================================
   FOOTER
   ========================================== */

.site-footer {
    padding: var(--space-12) var(--space-8);
    border-top: 1px solid var(--border-secondary);
    background: var(--bg-secondary);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    text-align: center;
}

.footer-text {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    line-height: 1.6;
}

.footer-text a {
    color: var(--primary-500);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.footer-text a:hover,
.footer-links a:hover {
    color: var(--primary-600);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

/* ==========================================
   ANIMATIONS
   ========================================== */

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-slow);
}

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

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1200px) {
    .news-hero {
        grid-template-columns: 1fr;
    }

    .posts-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .section-heading {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    :root {
        --space-16: 3rem;
        --space-20: 4rem;
        --space-24: 5rem;
    }

    .site-header {
        padding: var(--space-5) var(--space-6);
    }

    .site-header.scrolled {
        padding: var(--space-4) var(--space-6);
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        right: var(--space-6);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: rgba(18, 18, 24, 0.98);
        backdrop-filter: blur(20px);
        border: 1px solid var(--border-primary);
        border-radius: 16px;
        padding: var(--space-4);
        min-width: 200px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-base);
        z-index: 999;
    }

    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-links a {
        padding: var(--space-4);
        text-align: left;
    }

    .mobile-menu-overlay {
        display: block;
    }

    .main-content {
        padding: 120px var(--space-5) var(--space-20);
    }

    .hero-title {
        max-width: none;
    }

    .hero-description,
    .section-description,
    .cta-description {
        font-size: var(--text-base);
    }

    .featured-content,
    .news-card-body,
    .cta-section {
        padding-left: var(--space-5);
        padding-right: var(--space-5);
    }

    .posts-grid,
    .category-strip {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cta-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--space-4);
    }

    .footer-separator {
        display: none;
    }
}

@media (max-width: 520px) {
    .hero-stats {
        grid-template-columns: 1fr;
    }

    .featured-post {
        border-radius: 22px;
    }

    .news-card,
    .cta-section,
    .category-pill {
        border-radius: 18px;
    }
}

/* ==========================================
   PRINT STYLES
   ========================================== */

@media print {
    .site-header,
    .mobile-menu-overlay,
    .bg-layers,
    .cta-section,
    .site-footer {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .main-content {
        max-width: 100%;
        padding: 0;
    }

    .posts-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}