/* ==========================================================================
   PRODUCTION CORE TOKENS & SAAS ARCHITECTURE CORE
   ========================================================================== */

:root {
    --bg-base: #050816;
    --primary: #00D4FF;
    --secondary: #4F46E5;
    --accent: #22D3EE;
    --card-surface: rgba(17, 24, 39, 0.75);
    --card-border: rgba(0, 212, 255, 0.15);
    --text-pure: #FFFFFF;
    --text-muted: #94A3B8;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-logo: 'Orbitron', sans-serif;
    --glass-blur: blur(14px);
    --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    --neon-glow: 0 0 25px rgba(0, 212, 255, 0.35);
}

/* Light Theme Variables Override mapping */
[data-theme="light"] {
    --bg-base: #F8FAFC;
    --card-surface: rgba(255, 255, 255, 0.85);
    --card-border: rgba(79, 70, 229, 0.15);
    --text-pure: #0F172A;
    --text-muted: #64748B;
    --neon-glow: 0 10px 30px rgba(79, 70, 229, 0.1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-base);
}

body {
    font-family: var(--font-body);
    color: var(--text-pure);
    background-color: var(--bg-base);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Global Container Rules */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.subpage-wrapper {
    padding-top: 140px;
    padding-bottom: 80px;
    min-height: 80vh;
}

/* ==========================================================================
   STRUCTURAL FLEXBOX & CSS GRID ECOSYSTEM ARCHITECTURE
   ========================================================================== */
.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; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }

.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-column { flex-direction: column; }
.alignment-center { align-items: center; }
.alignment-start { align-items: flex-start; }
.gap-20 { gap: 20px; }
.row-gap-30 { row-gap: 30px; }
.text-center { text-align: center; }
.full-width { width: 100%; }
.margin-top-15 { margin-top: 15px; }
.margin-top-20 { margin-top: 20px; }
.margin-bottom-30 { margin-bottom: 30px; }
.padded-large { padding: 40px; }

/* Background Canvas Positioning */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}

/* Scroll Progress Bar UI */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    width: 0%;
    z-index: 1000;
}

/* ==========================================================================
   COMPONENTS: SAAS PREMIUM GLASSMORPHIC INTERFACES
   ========================================================================== */

/* The Premium Sticky Navigation Deck */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 900;
    background: rgba(5, 8, 22, 0.7);
    border-bottom: 1px solid var(--card-border);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    height: 68px;
    background: rgba(5, 8, 22, 0.9);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
}

.brand-logo {
    font-family: var(--font-logo);
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--text-pure);
    text-decoration: none;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.93rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0,212,255,0.2);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-smooth);
}

.nav-link.active::after, .nav-link:hover::after {
    width: 100%;
}

/* Nav Actions & Search Shell */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-search-container {
    position: relative;
    margin-left: 10px;
}

.search-input {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--card-border);
    padding: 6px 14px 6px 36px;
    border-radius: 30px;
    color: white;
    font-size: 0.85rem;
    outline: none;
    width: 180px;
    transition: var(--transition-smooth);
}

.search-input:focus {
    width: 240px;
    border-color: var(--primary);
    background: rgba(255,255,255,0.08);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.8rem;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-pure);
    cursor: pointer;
    font-size: 1.15rem;
    padding: 8px;
    transition: var(--transition-smooth);
}

.theme-toggle:hover {
    color: var(--primary);
    transform: rotate(15deg);
}

.hamburger-menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: none;
}

.hamburger-menu .bar {
    width: 24px;
    height: 2px;
    background-color: var(--text-pure);
    transition: var(--transition-smooth);
}

/* Buttons Engine Rules */
.btn {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 10px 22px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--neon-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px rgba(0, 212, 255, 0.6);
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-pure);
    border-color: var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-small { padding: 6px 14px; font-size: 0.8rem; border-radius: 6px; }
.btn-large { padding: 14px 32px; font-size: 1.05rem; border-radius: 10px; }

/* Modern Core Component Architecture: Premium Glass Cards */
.glass-card {
    background: var(--card-surface);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    backdrop-filter: var(--glass-blur);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    transition: var(--transition-smooth);
}

.glass-card-hover:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--neon-glow), 0 25px 50px rgba(0,0,0,0.4);
}

.gradient-text {
    background: linear-gradient(120deg, var(--primary), var(--accent), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
}

/* ==========================================================================
   HOMEPAGE SPECIFIC STRUCTURAL MODULES
   ========================================================================== */

/* Hero Section Layout */
.hero-section {
    position: relative;
    padding: 180px 0 100px;
    overflow: hidden;
}

.hero-glow-overlay-1 {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0,212,255,0.12) 0%, transparent 70%);
    top: -100px;
    left: -100px;
    pointer-events: none;
}

.hero-glow-overlay-2 {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79,70,225,0.1) 0%, transparent 70%);
    bottom: -150px;
    right: -50px;
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.badge-premium {
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--primary);
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Hero Technology Visualization Area */
.cyber-cube-container {
    position: relative;
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.matrix-card {
    width: 100%;
    max-width: 460px;
    padding: 24px;
    position: relative;
    z-index: 10;
    border-color: rgba(255,255,255,0.08);
    background: rgba(10, 15, 30, 0.85);
}

.card-header-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 12px;
}

.card-header-bar .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.card-header-bar .red { background-color: #EF4444; }
.card-header-bar .yellow { background-color: #F59E0B; }
.card-header-bar .green { background-color: #10B981; }

.terminal-title {
    font-family: var(--font-logo);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: 8px;
}

.code-block {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.88rem;
    color: #E2E8F0;
    overflow-x: auto;
}

.c-keyword { color: #F472B6; font-weight: bold; }
.c-str { color: #34D399; }
.c-bool { color: #FB923C; }

/* Floating Tech Badges System */
.floating-tech-icon {
    position: absolute;
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    z-index: 15;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.icon-aws { top: 20px; left: 10px; color: #FF9900; animation: floatY 5s ease-in-out infinite; }
.icon-docker { bottom: 30px; left: 40px; color: #2496ED; animation: floatY 6s ease-in-out infinite 1s; }
.icon-python { top: 40px; right: 20px; color: #3776AB; animation: floatY 5.5s ease-in-out infinite 0.5s; }
.icon-linux { bottom: 50px; right: 30px; color: #FCC624; animation: floatY 6.5s ease-in-out infinite 1.5s; }

/* Sections Global Headers */
.section-header {
    margin-bottom: 50px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Statistics Module */
.stats-section {
    padding: 60px 0;
    position: relative;
    z-index: 20;
}

.stat-card {
    padding: 30px 20px;
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 6px;
    text-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Ecosystem Tech Cards Grid */
.tech-grid {
    padding: 10px 0;
}

.tech-card {
    padding: 24px;
    border-radius: 14px;
}

.tech-icon-wrapper {
    font-size: 2.5rem;
    margin-bottom: 12px;
    transition: var(--transition-smooth);
}

.tech-card:hover .tech-icon-wrapper {
    transform: scale(1.15);
}

.color-aws { color: #FF9900; }
.color-docker { color: #2496ED; }
.color-kube { color: #326CE5; }
.color-terraform { color: #7B42BC; }
.color-python { color: #3776AB; }

/* Showcased Program Cards Engine */
.course-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card-img-container {
    width: 100%;
    height: 180px;
    position: relative;
    overflow: hidden;
}

.fallback-gradient-bg {
    width: 100%;
    height: 100%;
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

.bg-aws { background: linear-gradient(135deg, #111827 0%, #FF9900 200%); }
.bg-devops { background: linear-gradient(135deg, #111827 0%, #4F46E5 200%); }
.bg-infra { background: linear-gradient(135deg, #111827 0%, #22D3EE 200%); }

.course-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(5,8,22,0.85);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 700;
    border: 1px solid rgba(255,255,255,0.1);
}

.card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.card-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 14px;
    margin-bottom: 16px;
}

.card-meta i { color: var(--primary); }

/* Timeline Pipeline Layout */
.timeline-container {
    position: relative;
    max-width: 850px;
    margin: 60px auto 0;
}

.timeline-line {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary), var(--secondary), transparent);
}

.timeline-item {
    position: relative;
    width: 50%;
    margin-bottom: 40px;
}

.timeline-item.left { left: 0; padding-right: 40px; text-align: right; }
.timeline-item.right { left: 50%; padding-left: 40px; text-align: left; }

.timeline-dot {
    position: absolute;
    width: 14px;
    height: 14px;
    background-color: var(--primary);
    border-radius: 50%;
    top: 26px;
    box-shadow: 0 0 10px var(--primary);
    z-index: 5;
}

.timeline-item.left .timeline-dot { right: -7px; }
.timeline-item.right .timeline-dot { left: -7px; }

.timeline-content {
    padding: 24px;
    position: relative;
}

.step-num {
    font-family: var(--font-logo);
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: bold;
    display: block;
    margin-bottom: 4px;
}

/* Feature Value Propositions Section */
.feature-card {
    padding: 30px;
}

.feature-icon {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 16px;
    text-shadow: 0 0 15px rgba(0,212,255,0.3);
}

/* Slide Testimonials System Elements */
.carousel-wrapper {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    width: 200%;
}

.testimonial-card {
    width: 50%;
    flex-shrink: 0;
    padding: 36px;
    box-sizing: border-box;
}

.quote {
    font-style: italic;
    font-size: 1.1rem;
    color: #E2E8F0;
    margin-bottom: 24px;
}

.user-meta {
    display: flex;
    align-items: center;
    gap: 14px;
}

.user-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent);
}

.user-title {
    font-size: 0.82rem;
    display: block;
}

.carousel-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.nav-arrow {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--card-border);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.nav-arrow:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(0,212,255,0.05);
}

/* FAQ Accordion Module Rules */
.accordion-item {
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 14px 0;
}

.accordion-header {
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    transition: var(--transition-smooth);
}

.accordion-header:hover { color: var(--primary); }

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
    color: var(--text-muted);
    font-size: 0.92rem;
}

.accordion-item.open .accordion-body {
    max-height: 200px;
    padding: 8px 0;
    transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
}

/* Forms Input Infrastructure Architecture */
.newsletter-form {
    display: flex;
    gap: 10px;
    width: 100%;
    max-width: 400px;
    margin-top: 20px;
}

.form-input, .form-textarea {
    background: rgba(5,8,22,0.6);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 12px 16px;
    color: white;
    font-family: var(--font-body);
    outline: none;
    transition: var(--transition-smooth);
    width: 100%;
}

.form-textarea {
    height: 120px;
    resize: none;
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.2);
}

.field-error-message {
    color: #EF4444;
    font-size: 0.76rem;
    margin-top: 4px;
    display: none;
}

/* Central Call To Action Layer */
.cta-section {
    position: relative;
    padding: 60px 0 100px;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 160px;
    background: radial-gradient(circle, rgba(79,70,229,0.15) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.cta-content {
    padding: 60px 40px;
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto 32px;
}

/* Global Footer Layout */
.main-footer {
    border-top: 1px solid var(--card-border);
    background: #03050e;
    padding: 80px 0 30px;
    position: relative;
    z-index: 50;
}

.footer-brand-column .footer-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 16px 0 24px;
    max-width: 260px;
}

.social-links {
    display: flex;
    gap: 14px;
}

.social-links a {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: var(--transition-smooth);
}

.social-links a:hover { color: var(--primary); transform: translateY(-2px); }

.main-footer h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 20px;
    font-weight: 600;
}

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

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-links a:hover { color: var(--primary); padding-left: 4px; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.04);
    margin-top: 50px;
    padding-top: 24px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Back to Top Widget Triggers */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: rgba(17,24,39,0.85);
    border: 1px solid var(--card-border);
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 800;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.back-to-top.visible { display: flex; }
.back-to-top:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-4px); }

/* Cookie Telemetry Component Banner */
.cookie-banner {
    position: fixed;
    bottom: -100px;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 24px;
    background: rgba(10,15,30,0.9);
    border-top: 1px solid var(--card-border);
    backdrop-filter: var(--glass-blur);
    transition: bottom 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.cookie-banner.active { bottom: 0; }
.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ==========================================================================
   ADDITIONAL SUBPAGE RULES (PROJECTS & TUTORIALS SPECIFIC CODES)
   ========================================================================== */
.project-github-card {
    padding: 24px;
}
.github-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.repo-icon { color: var(--primary); }
.repo-name { font-weight: 600; text-decoration: none; color: white; font-size: 1.1rem; }
.repo-name:hover { color: var(--primary); }
.repo-badge { font-size: 0.7rem; border: 1px solid var(--card-border); padding: 2px 6px; border-radius: 10px; color: var(--text-muted); }
.repo-desc { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 16px; }
.repo-footer { display: flex; gap: 20px; font-size: 0.78rem; color: var(--text-muted); }
.repo-lang-color { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.color-tf { background-color: #7B42BC; }

.video-thumbnail-placeholder {
    width: 100%;
    height: 180px;
    background: linear-gradient(45deg, #0f172a, #1e1b4b);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
}
.video-play-overlay { font-size: 3rem; color: rgba(255,255,255,0.4); transition: var(--transition-smooth); cursor: pointer; }
.tutorial-video-card:hover .video-play-overlay { color: #EF4444; scale: 1.1; }
.video-timestamp { position: absolute; bottom: 10px; right: 10px; background: rgba(0,0,0,0.8); font-size: 0.7rem; padding: 2px 6px; border-radius: 4px; }

.contact-indicator-item { display: flex; gap: 14px; align-items: center; }
.contact-indicator-item i { font-size: 1.6rem; color: var(--primary); }
.tool-directory{padding-top:145px;padding-bottom:110px}.tool-directory>header{text-align:center;max-width:850px;margin:0 auto 45px}.tool-directory h1{font-size:clamp(2.8rem,6vw,5.5rem);line-height:1;letter-spacing:-.055em;margin:0}.tool-directory>header>p:last-child{color:var(--text-muted);font-size:1.05rem;line-height:1.7}.directory-search{max-width:680px;margin:0 auto 32px;padding:16px 20px;display:flex;align-items:center;gap:18px}.directory-search label{font-weight:700;white-space:nowrap}.directory-search .form-input{margin:0}.tool-directory-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.tool-directory-card{padding:25px;color:var(--text-main);text-decoration:none;transition:.25s}.tool-directory-card:hover{transform:translateY(-5px);border-color:rgba(0,212,255,.45)}.tool-directory-card[hidden]{display:none}.tool-directory-card>span{color:var(--primary);font-size:.65rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em}.tool-directory-card h2{font-size:1.12rem;margin:10px 0}.tool-directory-card p{color:var(--text-muted);font-size:.8rem;line-height:1.6;min-height:64px}.tool-directory-card b{color:var(--primary);font-size:.78rem}.directory-empty{text-align:center;color:var(--text-muted);padding:50px}.single-tool-workspace .phase-divider{display:none}@media(max-width:1050px){.tool-directory-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:780px){.tool-directory-grid{grid-template-columns:repeat(2,1fr)}.directory-search{display:block}.directory-search label{display:block;margin-bottom:9px}}@media(max-width:520px){.tool-directory-grid{grid-template-columns:1fr}.tool-directory{padding-top:120px}.tool-directory-card p{min-height:0}}
.single-tool-page{max-width:1050px;padding-top:120px;padding-bottom:100px}.breadcrumbs{display:flex;gap:9px;color:var(--text-muted);font-size:.78rem;margin-bottom:45px}.breadcrumbs a{color:var(--primary);text-decoration:none}.single-tool-header{text-align:center;max-width:800px;margin:0 auto 38px}.single-tool-header h1{font-size:clamp(2.5rem,6vw,5rem);line-height:1.02;letter-spacing:-.05em;margin:0}.single-tool-header>p:last-child{color:var(--text-muted);font-size:1.05rem;line-height:1.7}.single-tool-workspace>.tool-card{max-width:900px;margin:auto}.single-tool-workspace>.tool-card.tool-card-wide{grid-column:auto}.tool-explainer{max-width:820px;margin:70px auto 0}.tool-explainer h2{margin-top:38px}.tool-explainer p,.tool-explainer li{color:var(--text-muted);line-height:1.8}.tool-explainer li{margin:8px 0}.more-tools{max-width:820px;margin:50px auto 0;padding:28px;border:1px solid var(--card-border);border-radius:12px}.more-tools h2{margin-top:0}.more-tools a{color:var(--primary);text-decoration:none;font-weight:700}
.phase-divider{padding:34px 0 8px;border-top:1px solid var(--card-border);margin-top:18px}.phase-divider span{color:var(--primary);font-size:.68rem;font-weight:800;letter-spacing:.16em}.phase-divider h2{margin:7px 0 0}.check-row{display:flex;flex-wrap:wrap;gap:5px 12px;min-height:45px;align-items:center}.check-row label{margin:0;font-size:.7rem;display:flex;align-items:center;gap:4px}.file-input{padding:10px}.file-input::file-selector-button{border:0;border-radius:6px;padding:7px 10px;margin-right:10px;background:rgba(0,212,255,.12);color:var(--primary);cursor:pointer}

/* Channel learning hub */
body{overflow-x:hidden}h1,h2,h3,.brand-logo{font-family:"Manrope","Poppins",sans-serif}.section-space{padding-top:100px;padding-bottom:100px}.eyebrow{color:var(--primary);font-size:.72rem;font-weight:800;letter-spacing:.18em;margin-bottom:14px}.channel-hero{min-height:780px;display:flex;align-items:center;padding:140px 0 85px}.channel-hero .hero-container{grid-template-columns:1.08fr .92fr;gap:70px}.channel-hero h1{font-size:clamp(3rem,5.5vw,5.3rem);letter-spacing:-.055em;line-height:1}.channel-hero .hero-subtitle{font-size:1.1rem;line-height:1.75}.hero-proof{display:flex;flex-wrap:wrap;gap:20px;margin-top:24px;color:var(--text-muted);font-size:.84rem}.learning-console{padding:0;overflow:hidden}.console-top{display:flex;justify-content:space-between;padding:17px 20px;border-bottom:1px solid var(--card-border);font-size:.68rem;font-weight:800;letter-spacing:.1em;color:var(--text-muted)}.live-label{color:#34d399}.console-focus{padding:28px 22px;background:linear-gradient(135deg,rgba(0,212,255,.1),rgba(124,58,237,.08));border-bottom:1px solid var(--card-border)}.console-focus span,.console-grid small{display:block;color:var(--text-muted);font-size:.75rem}.console-focus strong{font-size:1.3rem}.console-grid{padding:13px;display:grid;gap:8px}.console-grid a{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:14px;color:var(--text-main);text-decoration:none;border:1px solid transparent;border-radius:10px}.console-grid a:hover{background:rgba(255,255,255,.04);border-color:var(--card-border)}.console-grid i{font-size:1.45rem}.console-grid span{font-weight:700}.console-grid b{color:var(--text-muted);font-size:.7rem}.trust-strip{border-block:1px solid var(--card-border);background:rgba(255,255,255,.02)}.topic-marquee{min-height:82px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:18px;color:var(--text-muted);font-weight:800;font-size:.75rem;letter-spacing:.12em}.path-grid,.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.path-card,.cert-card{padding:27px;transition:.25s}.path-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,.4)}.path-card p,.cert-card p,.content-card p,.featured-project p{color:var(--text-muted);line-height:1.65}.path-card a,.content-card a,.featured-project a{color:var(--primary);text-decoration:none;font-weight:700}.path-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:13px;font-size:1.5rem}.path-icon.aws{background:rgba(255,153,0,.12);color:#ff9900}.path-icon.devops{background:rgba(0,212,255,.12);color:#22d3ee}.path-icon.python{background:rgba(55,118,171,.16);color:#60a5fa}.path-icon.security{background:rgba(124,58,237,.14);color:#a78bfa}.cert-section{background:linear-gradient(180deg,transparent,rgba(0,212,255,.035),transparent)}.cert-card{border:1px solid var(--card-border);border-radius:12px;background:var(--card-bg)}.cert-card>span{color:var(--primary);font-size:.7rem;font-weight:800}.content-grid,.blog-preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.content-card{overflow:hidden}.video-cover{height:200px;display:grid;place-items:center;font-size:4rem}.cover-aws{background:linear-gradient(135deg,#151a24,#593b08);color:#ff9900}.cover-devops{background:linear-gradient(135deg,#111827,#173e52);color:#22d3ee}.cover-python{background:linear-gradient(135deg,#111827,#243e70);color:#facc15}.content-card small{color:var(--primary);font-weight:800}.project-showcase{background:linear-gradient(135deg,rgba(8,17,30,.95),rgba(21,12,48,.92));border-block:1px solid var(--card-border)}.project-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:center}.featured-project{overflow:hidden}.featured-project pre{padding:35px;margin:0;background:#07101b;color:#22d3ee;line-height:1.8;white-space:pre-wrap}.training-panel{background:linear-gradient(120deg,#075e74,#5b21b6);border-radius:22px;padding:60px;display:grid;grid-template-columns:1.15fr .85fr;gap:70px}.training-panel h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.05}.training-panel p{color:#e2e8f0;line-height:1.7}.training-tags{display:flex;flex-wrap:wrap;gap:8px;margin:23px 0 30px}.training-tags span{background:rgba(255,255,255,.12);padding:7px 10px;border-radius:99px;font-size:.72rem}.btn-light{background:white;color:#111827}.training-steps{display:grid;align-content:center}.training-steps>div{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.18)}.training-steps b{font-size:1.7rem;color:#a5f3fc}.training-steps span{display:flex;flex-direction:column}.training-steps small{color:#dbeafe;margin-top:5px}.blog-mini-card{padding:27px}.blog-mini-card span{color:var(--primary);font-size:.7rem;font-weight:800}.blog-mini-card p{color:var(--text-muted);line-height:1.6}.blog-mini-card a{color:var(--primary);text-decoration:none;font-weight:700}.final-cta{padding-top:90px;padding-bottom:120px}.final-cta h2{font-size:clamp(2.1rem,4vw,4rem);max-width:850px;margin:auto}.final-cta>p:not(.eyebrow){color:var(--text-muted);margin:18px 0 28px}.footer-modern{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:50px}.footer-modern>div{display:flex;flex-direction:column;gap:10px}.footer-modern p,.footer-modern a{color:var(--text-muted);text-decoration:none;font-size:.85rem}.footer-modern a:hover{color:var(--primary)}
@media(max-width:1024px){.path-grid,.cert-grid{grid-template-columns:repeat(2,1fr)}.channel-hero .hero-container,.project-layout,.training-panel{grid-template-columns:1fr}.content-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.section-space{padding-top:70px;padding-bottom:70px}.channel-hero{padding-top:120px}.channel-hero h1{font-size:3.1rem}.topic-marquee{justify-content:center;padding-block:25px}.path-grid,.cert-grid,.content-grid,.blog-preview-grid{grid-template-columns:1fr}.training-panel{padding:34px 24px}.footer-modern{grid-template-columns:1fr 1fr}.footer-modern>div:first-child{grid-column:1/-1}.nav-cta{display:none}}

.content-toolbar{max-width:680px;margin:0 auto 38px;padding:18px 22px;display:flex;align-items:center;gap:20px}.content-toolbar label{font-weight:700;white-space:nowrap}.content-toolbar .form-input{margin:0}.project-data-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.project-data-card{padding:28px}.project-card-top{display:flex;justify-content:space-between;color:var(--primary);font-size:1.4rem}.project-card-top span{font-size:.68rem;border:1px solid var(--card-border);border-radius:99px;padding:6px 9px;color:var(--text-muted)}.project-data-card p{color:var(--text-muted);line-height:1.65}.tech-tags{display:flex;flex-wrap:wrap;gap:7px;margin:20px 0}.tech-tags span{font-size:.68rem;padding:5px 8px;border-radius:5px;background:rgba(0,212,255,.08);color:var(--primary)}.project-actions{display:flex;gap:8px}.article-layout{max-width:900px;padding-top:70px;padding-bottom:90px}.article-body{padding:clamp(28px,6vw,70px);margin-top:30px}.article-body h1{font-size:clamp(2.4rem,6vw,4.8rem);line-height:1.05}.article-body h2{margin-top:45px}.article-body p{color:var(--text-muted);line-height:1.85}.article-lead{font-size:1.2rem}
@media(max-width:900px){.project-data-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.project-data-grid{grid-template-columns:1fr}.content-toolbar{display:block}.content-toolbar label{display:block;margin-bottom:10px}}
.tools-page{padding-top:145px;padding-bottom:100px}.tools-intro{display:flex;align-items:end;justify-content:space-between;gap:45px;margin-bottom:48px}.tools-intro h1{font-size:clamp(2.8rem,6vw,5.5rem);line-height:.98;letter-spacing:-.055em;margin:0}.tools-intro>div:first-child>p:last-child{color:var(--text-muted);font-size:1.05rem;max-width:630px;line-height:1.7}.privacy-badge{padding:20px 24px;display:flex;align-items:center;gap:14px;min-width:290px}.privacy-badge i{font-size:1.7rem;color:#34d399}.privacy-badge span{display:block;color:var(--text-muted);font-size:.78rem;margin-top:4px}.tools-nav{padding:9px;display:flex;gap:5px;position:sticky;top:86px;z-index:20;margin-bottom:25px;max-width:max-content}.tool-filter{background:transparent;border:0;color:var(--text-muted);font:700 .78rem/1 "Inter";padding:11px 17px;border-radius:7px;cursor:pointer}.tool-filter.active,.tool-filter:hover{background:rgba(0,212,255,.12);color:var(--primary)}.tools-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}.tool-card{padding:28px}.tool-card[hidden]{display:none}.tool-card header{display:flex;gap:14px;align-items:center;margin-bottom:16px}.tool-card header small{color:var(--primary);font-size:.63rem;font-weight:800;letter-spacing:.12em}.tool-card h2{font-size:1.28rem;margin:3px 0}.tool-card>p{color:var(--text-muted);font-size:.88rem;line-height:1.6;min-height:45px}.tool-card label{display:block;color:var(--text-muted);font-size:.75rem;font-weight:700;margin:14px 0 7px}.tool-icon{width:47px;height:47px;display:grid;place-items:center;border-radius:12px;font-size:1.2rem;flex:none}.tool-icon.network{color:#22d3ee;background:rgba(34,211,238,.1)}.tool-icon.security{color:#a78bfa;background:rgba(167,139,250,.1)}.tool-icon.developer{color:#34d399;background:rgba(52,211,153,.1)}.tool-run{margin-top:15px}.tool-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}.field-row{display:grid;grid-template-columns:2fr 1fr;gap:12px}.tool-card-wide{grid-column:1/-1}.tool-result{position:relative;margin-top:17px;background:rgba(2,8,23,.52);border-radius:9px}.tool-result:empty{display:none}.tool-result pre{white-space:pre-wrap;word-break:break-all;padding:18px 90px 18px 18px;margin:0;color:#a5f3fc;font:500 .78rem/1.65 monospace}.tool-result dl{margin:0;padding:10px 17px}.tool-result dl div{display:flex;justify-content:space-between;gap:20px;padding:9px 0;border-bottom:1px solid var(--card-border)}.tool-result dt{color:var(--text-muted);font-size:.75rem}.tool-result dd{margin:0;font-family:monospace;text-align:right}.copy-button{position:absolute;top:10px;right:10px;border:1px solid var(--card-border);background:var(--card-bg);color:var(--text-main);padding:7px 9px;border-radius:6px;cursor:pointer}.tool-error{padding:15px;color:#fca5a5;font-size:.8rem}.result-scroll{max-height:330px;overflow:auto}.code-input{min-height:170px;font-family:monospace}.code-result pre{max-height:370px;overflow:auto}@media(max-width:800px){.tools-intro{display:block}.privacy-badge{margin-top:25px;min-width:0}.tools-grid{grid-template-columns:1fr}.tool-card-wide{grid-column:auto}.tools-nav{max-width:100%;overflow:auto}.field-row{grid-template-columns:1fr}.tool-result dl div{display:block}.tool-result dd{text-align:left;margin-top:5px}.tools-page{padding-top:120px}}