/* ===================================
   NEXT ARGE TEKNOLOJİLERİ
   Premium Dark Theme Stylesheet
   =================================== */

/* ===================================
   1. CSS CUSTOM PROPERTIES
   =================================== */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1424;
    --bg-tertiary: #161d35;
    --bg-card: rgba(18, 23, 43, 0.7);

    --accent-blue: #3b82f6;
    --accent-cyan: #06d6a0;
    --accent-purple: #8b5cf6;

    --gradient-primary: linear-gradient(135deg, #3b82f6, #06d6a0);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6, #3b82f6);
    --gradient-text: linear-gradient(135deg, #3b82f6 0%, #06d6a0 50%, #3b82f6 100%);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --border-color: rgba(255, 255, 255, 0.06);
    --glass-bg: rgba(15, 20, 40, 0.65);
    --glass-border: rgba(255, 255, 255, 0.08);

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --section-py: 120px;
    --container-max: 1200px;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

body.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.9);

    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;

    --border-color: rgba(0, 0, 0, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.08);
}

body.light-theme select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%230f172a%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
}

body.light-theme select option {
    background-color: #ffffff;
    color: #0f172a;
}

body.light-theme .code-block {
    background-color: #0f1424 !important;
    border-color: rgba(255,255,255,0.08) !important;
}
body.light-theme .code-block, 
body.light-theme .code-block * {
    /* Keep code block syntax highlighting intact */
}

body.light-theme::before {
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
}

/* ===================================
   2. RESET & BASE
   =================================== */
*,
*::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: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

/* Subtle grid pattern overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 0;
    pointer-events: none;
}

body > *:not(script):not(link) {
    position: relative;
    z-index: 1;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s var(--ease);
}

ul, ol {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: var(--font-primary);
    background: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-blue), var(--accent-cyan));
    border-radius: 3px;
}

::selection {
    background: rgba(59, 130, 246, 0.3);
    color: #fff;
}

/* ===================================
   3. TYPOGRAPHY
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5.5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-cyan);
    margin-bottom: 16px;
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 30px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
}

.section-title {
    margin-bottom: 20px;
}

.section-description {
    max-width: 600px;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header .section-description {
    margin: 0 auto;
}

/* ===================================
   4. LAYOUT
   =================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: var(--section-py) 0;
    position: relative;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* ===================================
   5. BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s var(--ease);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-outline {
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.08);
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.15);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.875rem;
}

/* ===================================
   6. NAVBAR
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.4s var(--ease);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 14, 26, 0.9);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo img {
    height: 36px;
    width: auto;
    filter: invert(1);
    transition: opacity 0.3s var(--ease);
}

.navbar-logo:hover img {
    opacity: 0.85;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-links a {
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    transition: all 0.3s var(--ease);
    position: relative;
}

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

.navbar-links a.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
}

.navbar-cta {
    margin-left: 16px;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
    z-index: 1010;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s var(--ease);
    transform-origin: center;
}

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

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

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

/* Mobile Menu Overlay */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 14, 26, 0.97);
    backdrop-filter: blur(30px);
    z-index: 1005;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--ease);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 12px 32px;
    border-radius: var(--radius-md);
    transition: all 0.3s var(--ease);
    transform: translateY(20px);
    opacity: 0;
}

.mobile-menu.active a {
    transform: translateY(0);
    opacity: 1;
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.08);
}

/* Stagger mobile menu links */
.mobile-menu a:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu a:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu a:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu a:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu a:nth-child(5) { transition-delay: 0.25s; }
.mobile-menu a:nth-child(6) { transition-delay: 0.3s; }

/* ===================================
   7. HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--bg-primary);
}

/* Radial glow behind hero content */
.hero::before {
    content: '';
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, rgba(6, 214, 160, 0.05) 40%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 850px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-blue);
    margin-bottom: 28px;
}

.hero-badge i {
    font-size: 0.75rem;
}

.hero-title {
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: float 3s ease-in-out infinite;
}

.hero-scroll-indicator .mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.hero-scroll-indicator .mouse::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 2px;
    animation: scrollMouse 2s ease-in-out infinite;
}

@keyframes scrollMouse {
    0%, 100% { opacity: 1; top: 6px; }
    50% { opacity: 0.3; top: 18px; }
}

/* ===================================
   8. PAGE HERO (Inner Pages)
   =================================== */
.page-hero {
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: var(--bg-primary);
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.page-hero .section-label {
    justify-content: center;
}

.page-hero h1 {
    margin-bottom: 16px;
}

.page-hero p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--accent-blue);
}

.breadcrumb .separator {
    color: var(--text-muted);
}

/* ===================================
   9. GLASS CARDS
   =================================== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.glass-card:hover {
    border-color: rgba(59, 130, 246, 0.25);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 40px rgba(59, 130, 246, 0.08);
}

/* ===================================
   10. SERVICE CARDS
   =================================== */
.service-card {
    text-align: center;
    padding: 44px 32px;
}

.service-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.6rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 214, 160, 0.08));
    color: var(--accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.15);
    transition: all 0.4s var(--ease);
}

.glass-card:hover .service-icon {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    transform: scale(1.08);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.service-card h3 {
    margin-bottom: 14px;
    font-size: 1.2rem;
}

.service-card p {
    font-size: 0.95rem;
    line-height: 1.7;
}

.service-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-blue);
    transition: all 0.3s var(--ease);
}

.service-card .card-link:hover {
    gap: 10px;
    color: var(--accent-cyan);
}

/* Service detail on services page */
.service-detail-card {
    padding: 48px 36px;
    text-align: left;
}

.service-detail-card .service-icon {
    margin: 0 0 24px;
}

.service-detail-card ul {
    margin-top: 16px;
}

.service-detail-card ul li {
    padding: 6px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-detail-card ul li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-cyan);
    flex-shrink: 0;
}

/* ===================================
   11. STATS / COUNTERS
   =================================== */
.stats-section {
    padding: 80px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    position: relative;
}

.stat-item::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60px;
    background: linear-gradient(180deg, transparent, var(--glass-border), transparent);
}

.stat-item:last-child::after {
    display: none;
}

.stat-number {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===================================
   12. TECH LOGOS
   =================================== */
.tech-section {
    padding: 80px 0;
    overflow: hidden;
}

.tech-track {
    display: flex;
    gap: 48px;
    animation: scroll-x 30s linear infinite;
    width: max-content;
}

.tech-track:hover {
    animation-play-state: paused;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px 32px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    min-width: 130px;
    transition: all 0.3s var(--ease);
}

.tech-item:hover {
    border-color: rgba(59, 130, 246, 0.3);
    background: rgba(59, 130, 246, 0.05);
    transform: translateY(-4px);
}

.tech-item i {
    font-size: 2rem;
    color: var(--text-secondary);
    transition: color 0.3s var(--ease);
}

.tech-item:hover i {
    color: var(--accent-blue);
}

.tech-item span {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}

@keyframes scroll-x {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===================================
   13. ABOUT SECTION (Homepage)
   =================================== */
.about-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-preview-text .section-label {
    justify-content: flex-start;
}

.about-preview-text p {
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s var(--ease);
}

.about-feature-item:hover {
    border-color: rgba(59, 130, 246, 0.2);
    color: var(--text-primary);
}

.about-feature-item i {
    color: var(--accent-cyan);
    font-size: 1rem;
}

.about-preview-visual {
    position: relative;
}

.about-visual-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.about-visual-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.08), transparent 70%);
    pointer-events: none;
}

.code-block {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    padding: 24px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.85rem;
    line-height: 1.9;
    color: var(--text-secondary);
    overflow-x: auto;
}

.code-block .keyword { color: #c084fc; }
.code-block .function { color: #60a5fa; }
.code-block .string { color: #34d399; }
.code-block .comment { color: #4b5563; }
.code-block .variable { color: #f9a8d4; }

/* ===================================
   14. BLOG CARDS
   =================================== */
.blog-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all 0.4s var(--ease);
}

.blog-card:hover {
    border-color: rgba(59, 130, 246, 0.2);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
}

.blog-card-image .blog-gradient {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-gradient-1 { background: linear-gradient(135deg, #1e3a5f, #0d1b2a); }
.blog-gradient-2 { background: linear-gradient(135deg, #1a1a3e, #0d0d1a); }
.blog-gradient-3 { background: linear-gradient(135deg, #0d2b1a, #0a1a0d); }
.blog-gradient-4 { background: linear-gradient(135deg, #2d1b4e, #1a0d2e); }
.blog-gradient-5 { background: linear-gradient(135deg, #1e3a3a, #0d1b1b); }
.blog-gradient-6 { background: linear-gradient(135deg, #3a1e1e, #1b0d0d); }

.blog-card-image i {
    font-size: 2.5rem;
    color: rgba(255, 255, 255, 0.15);
}

.blog-card-image .blog-category {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: rgba(59, 130, 246, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-card-content {
    padding: 24px;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.blog-card-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-card-content h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.4;
    transition: color 0.3s;
}

.blog-card:hover .blog-card-content h3 {
    color: var(--accent-blue);
}

.blog-card-content p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card .read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-blue);
    transition: all 0.3s;
}

.blog-card:hover .read-more {
    gap: 10px;
    color: var(--accent-cyan);
}

/* Blog List Page */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

/* Blog Detail Page */
.blog-detail {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0 100px;
}

.blog-detail-header {
    margin-bottom: 48px;
}

.blog-detail-header .blog-category-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}

.blog-detail-header h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.2;
    margin-bottom: 20px;
}

.blog-detail-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.blog-author-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.blog-author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: #fff;
}

.blog-author-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.blog-author-role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-detail-meta .meta-item {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-detail-content {
    padding: 48px 0;
}

.blog-detail-content p {
    margin-bottom: 24px;
    font-size: 1.05rem;
    line-height: 1.9;
}

.blog-detail-content h2 {
    font-size: 1.6rem;
    margin: 48px 0 20px;
}

.blog-detail-content h3 {
    font-size: 1.3rem;
    margin: 36px 0 16px;
}

.blog-detail-content ul,
.blog-detail-content ol {
    margin: 20px 0;
    padding-left: 24px;
}

.blog-detail-content li {
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 1.05rem;
    list-style: disc;
}

.blog-detail-content blockquote {
    margin: 32px 0;
    padding: 24px 32px;
    background: rgba(59, 130, 246, 0.05);
    border-left: 3px solid var(--accent-blue);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--text-secondary);
}

.blog-detail-content code {
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    color: var(--accent-cyan);
}

/* ===================================
   15. CTA SECTION
   =================================== */
.cta-section {
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.08), transparent 70%);
    pointer-events: none;
}

.cta-box {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 72px 48px;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.cta-box h2 {
    margin-bottom: 16px;
}

.cta-box p {
    max-width: 500px;
    margin: 0 auto 36px;
    font-size: 1.1rem;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ===================================
   16. TIMELINE
   =================================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent-blue), var(--accent-cyan), transparent);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 48px;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
    text-align: right;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: 48px;
    margin-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 48px;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: 3px solid var(--bg-primary);
    z-index: 2;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

.timeline-content {
    width: calc(50% - 24px);
    padding: 28px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

.timeline-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-blue);
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.timeline-content p {
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ===================================
   17. TEAM CARDS
   =================================== */
.team-card {
    text-align: center;
    padding: 40px 28px;
}

.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    position: relative;
}

.team-avatar::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: var(--gradient-primary);
    z-index: -1;
}

.team-avatar-inner {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
}

.team-card h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.team-card .team-role {
    font-size: 0.875rem;
    color: var(--accent-blue);
    font-weight: 500;
    margin-bottom: 16px;
}

.team-card p {
    font-size: 0.85rem;
    line-height: 1.6;
}

.team-socials {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.team-socials a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: all 0.3s var(--ease);
}

.team-socials a:hover {
    color: var(--accent-blue);
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

/* ===================================
   18. MISSION / VISION
   =================================== */
.mv-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.mv-card {
    padding: 48px 36px;
    position: relative;
}

.mv-card .mv-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(6, 214, 160, 0.06));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

.mv-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.mv-card p {
    font-size: 1rem;
    line-height: 1.8;
}

/* ===================================
   19. CONTACT
   =================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-form {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 44px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: all 0.3s var(--ease);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: rgba(255, 255, 255, 0.06);
}

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

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2394a3b8' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 44px;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.04);
}

.form-group select option {
    background-color: #12172b;
    color: #f1f5f9;
    padding: 10px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 28px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: all 0.3s var(--ease);
}

.contact-info-card:hover {
    border-color: rgba(59, 130, 246, 0.2);
    transform: translateX(4px);
}

.contact-info-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(6, 214, 160, 0.06));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent-blue);
    flex-shrink: 0;
}

.contact-info-card h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-info-card p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.contact-map {
    margin-top: 20px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    height: 250px;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
    filter: invert(0.9) hue-rotate(180deg) saturate(0.3) brightness(0.8);
}

/* ===================================
   20. FOOTER
   =================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--border-color);
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-brand img {
    height: 32px;
    filter: invert(1);
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: all 0.3s var(--ease);
}

.footer-social a:hover {
    color: var(--accent-blue);
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.08);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all 0.3s var(--ease);
}

.footer-col a:hover {
    color: var(--accent-blue);
    padding-left: 6px;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===================================
   21. BACK TO TOP
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s var(--ease);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    cursor: pointer;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.6);
}

/* ===================================
   22. WHATSAPP BUTTON
   =================================== */
.whatsapp-btn {
    position: fixed;
    bottom: 32px;
    left: 32px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.4s var(--ease);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    cursor: pointer;
    text-decoration: none;
}

.whatsapp-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.whatsapp-btn:hover {
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn .whatsapp-tooltip {
    position: absolute;
    left: 68px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
    pointer-events: none;
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.whatsapp-btn .whatsapp-tooltip::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: transparent var(--bg-tertiary) transparent transparent;
}

.whatsapp-btn:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* ===================================
   22. PROCESS SECTION
   =================================== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
    opacity: 0.3;
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
    margin: 0 auto 20px;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.process-step h4 {
    margin-bottom: 8px;
    font-size: 1.05rem;
}

.process-step p {
    font-size: 0.875rem;
    line-height: 1.6;
}

/* ===================================
   23. FORM MESSAGES
   =================================== */
.form-message {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 0.9rem;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(6, 214, 160, 0.1);
    border: 1px solid rgba(6, 214, 160, 0.2);
    color: var(--accent-cyan);
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

/* ===================================
   24. PAGINATION
   =================================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination a,
.pagination span {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s var(--ease);
}

.pagination a:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.pagination .active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
}

/* ===================================
   25. RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-py: 80px;
    }

    .grid-4,
    .stats-grid,
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-preview {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .stat-item::after {
        display: none;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item:nth-child(odd) {
        flex-direction: column;
        text-align: left;
        padding-left: 52px;
    }

    .timeline-dot {
        left: 20px;
    }

    .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        width: 100%;
        margin: 0;
    }

    .process-grid::before {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --section-py: 64px;
    }

    .navbar-links,
    .navbar-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: flex;
    }

    .grid-2,
    .grid-3,
    .mv-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-description {
        font-size: 1.05rem;
    }

    .hero-scroll-indicator {
        display: none;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: 48px 28px;
    }

    .glass-card {
        padding: 28px;
    }

    .blog-detail-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

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

    .grid-4 {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 28px 20px;
    }
}