/* ========== CSS VARIABLES & RESET ========== */
:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --surface: rgba(0, 0, 0, 0.03);
    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 0, 0, 0.12);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --accent-1: #4f46e5;
    --accent-2: #7c3aed;
    --accent-3: #6366f1;
    --gradient-main: linear-gradient(135deg, #4f46e5, #7c3aed);
    --gradient-warm: linear-gradient(135deg, #f59e0b, #ef4444);
    --gradient-cool: linear-gradient(135deg, #0ea5e9, #3b82f6);
    --gradient-hero: linear-gradient(135deg, #f8fafc 0%, #eff6ff 50%, #f8fafc 100%);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 25px rgba(79, 70, 229, 0.2);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --font-main: 'Inter', system-ui, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

ul {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input,
select,
textarea {
    font-family: inherit;
    font-size: 1rem;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    width: 100%;
    transition: var(--transition);
    outline: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
    position: relative;
}

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

/* ========== PRELOADER ========== */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    transition: opacity 0.5s, visibility 0.5s;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader {
    text-align: center;
}

.loader-ring {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border: 3px solid var(--border);
    border-top-color: var(--accent-1);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loader-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-3);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ========== PARTICLE CANVAS ========== */
#particleCanvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.4;
}

/* ========== TOP BAR ========== */
.top-bar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
    padding: 8px 0;
    position: relative;
    z-index: 101;
}

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

.top-bar-left {
    display: flex;
    gap: 24px;
}

.top-bar-left a {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.top-bar-left a:hover {
    color: var(--accent-3);
}

.top-bar-right {
    display: flex;
    gap: 16px;
}

.top-bar-right a {
    color: var(--text-muted);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--border);
}

.top-bar-right a:hover {
    color: var(--accent-1);
    border-color: var(--accent-1);
    transform: translateY(-2px);
}

/* ========== NAVBAR ========== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: transparent;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #fff;
    border: 1px solid var(--border);
    overflow: hidden;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.logo-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.3rem;
    display: block;
    line-height: 1.1;
}

.logo-sub {
    font-size: 0.7rem;
    color: var(--accent-3);
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

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

.nav-links>li>a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 5px;
}

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

.nav-links>li>a i {
    font-size: 0.65rem;
    transition: var(--transition);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 240px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown:hover>a i {
    transform: rotate(180deg);
}

.dropdown-menu li a {
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.dropdown-menu li a i {
    color: var(--accent-1);
    width: 18px;
    text-align: center;
}

.dropdown-menu li a:hover {
    background: var(--surface);
    color: var(--text-primary);
}

.nav-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.btn-login {
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-login:hover {
    color: var(--text-primary);
}

.btn-enroll {
    padding: 10px 24px;
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 600;
    background: var(--gradient-main);
    color: #fff;
}

.btn-enroll:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient-main);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(6px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--accent-3);
    border: 2px solid var(--accent-1);
    border-radius: var(--radius-xl);
    padding: 14px 32px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-outline:hover {
    background: var(--accent-1);
    color: #fff;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ========== HERO ========== */
.hero {
    min-height: 92vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: #6366f1;
    top: -10%;
    right: -5%;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: #8b5cf6;
    bottom: -10%;
    left: -5%;
    animation: float 10s ease-in-out infinite reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: #06b6d4;
    top: 40%;
    left: 40%;
    animation: float 12s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(30px, -30px) scale(1.05);
    }
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    padding: 8px 20px;
    border-radius: var(--radius-xl);
    font-size: 0.88rem;
    color: var(--accent-3);
    margin-bottom: 24px;
}

.hero-badge i {
    color: #f59e0b;
}

.hero-title {
    font-family: var(--font-display);
    line-height: 1.1;
    margin-bottom: 24px;
}

.line-1 {
    display: block;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.line-2 {
    display: block;
    font-size: 4rem;
    font-weight: 800;
}

.line-3 {
    display: block;
    font-size: 1.8rem;
    font-weight: 600;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.hero-stats-mini {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-avatars {
    display: flex;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
    border: 2px solid var(--bg-primary);
    margin-right: -10px;
}

.stat-mini span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    z-index: 1;
}

/* Code Window */
.code-window {
    background: #1e1e2e;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    transform: perspective(800px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s;
    position: relative;
}

.code-window:hover {
    transform: perspective(800px) rotateY(0) rotateX(0);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border);
}

.code-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ff5f57;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #28c840;
}

.code-title {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.code-body {
    padding: 24px;
    font-size: 0.88rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-body pre {
    font-family: 'Fira Code', 'Consolas', monospace;
    white-space: pre-wrap;
    word-break: break-word;
}

.code-keyword {
    color: #c678dd;
}

.code-var {
    color: #e06c75;
}

.code-class {
    color: #e5c07b;
}

.code-prop {
    color: #61afef;
}

.code-string {
    color: #98c379;
}

.code-bool {
    color: #d19a66;
}

.code-func {
    color: #61afef;
}

/* Floating Cards */
.floating-cards {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-card {
    position: absolute;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.float-card i {
    font-size: 1.2rem;
}

.fc-1 {
    top: 10%;
    right: -20px;
    animation: bobble 3s ease-in-out infinite;
}

.fc-1 i {
    color: #f59e0b;
}

.fc-2 {
    bottom: 30%;
    right: -30px;
    animation: bobble 4s ease-in-out infinite 1s;
}

.fc-2 i {
    color: #06b6d4;
}

.fc-3 {
    bottom: 10%;
    left: 10%;
    animation: bobble 3.5s ease-in-out infinite 0.5s;
}

.fc-3 i {
    color: #8b5cf6;
}

@keyframes bobble {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

/* Hero Wave */
.hero-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    z-index: 2;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 80px;
}

/* ========== TICKER ========== */
.ticker-section {
    background: var(--gradient-main);
    padding: 14px 0;
    overflow: hidden;
    position: relative;
    z-index: 2;
    width: 100%;
}

.ticker-wrap {
    overflow: hidden;
    width: 100%;
}

.ticker {
    display: flex;
    gap: 60px;
    white-space: nowrap;
    animation: ticker 30s linear infinite;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.92rem;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

@keyframes ticker {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ========== SECTION HEADER ========== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 18px;
    border-radius: var(--radius-xl);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-3);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* ========== COURSES ========== */
.courses-section {
    background: var(--bg-primary);
}

.course-tabs {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.course-tab {
    padding: 10px 24px;
    border-radius: var(--radius-xl);
    font-size: 0.92rem;
    font-weight: 500;
    background: var(--surface);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.course-tab.active,
.course-tab:hover {
    background: var(--accent-1);
    color: #fff;
    border-color: var(--accent-1);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.course-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-1);
    box-shadow: var(--shadow-glow);
}

.course-img {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.course-img i {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.8);
}

.course-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    backdrop-filter: blur(4px);
}

.course-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.course-body h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.course-body p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.course-highlights {
    display: grid;
    gap: 8px;
    margin: 0 0 4px;
}

.course-highlights li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.86rem;
    color: var(--text-secondary);
}

.course-highlights li i {
    color: var(--accent-1);
    font-size: 0.85rem;
    margin-top: 2px;
}

.course-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.course-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background: var(--surface);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.course-download:hover {
    border-color: var(--accent-1);
    color: var(--accent-1);
    transform: translateY(-1px);
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.course-meta span {
    font-size: 0.82rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
}

.course-price {
    font-weight: 700;
    color: var(--accent-3) !important;
    font-size: 1rem !important;
}

.courses-cta {
    text-align: center;
}

/* ========== SERVICES ========== */
.services-section {
    background: var(--bg-secondary);
}

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

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--accent-1);
    transform: translateY(-4px);
}

.service-featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
}

.service-icon-wrap {
    flex-shrink: 0;
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-1);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.service-features {
    margin-bottom: 20px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.service-features li i {
    color: var(--accent-1);
    font-size: 0.85rem;
}

.service-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.service-tags span {
    padding: 4px 14px;
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-3);
    font-weight: 500;
}

.service-link {
    color: var(--accent-1);
    font-weight: 600;
    font-size: 0.92rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.service-link:hover {
    gap: 10px;
    color: var(--accent-3);
}

/* ========== ABOUT ========== */
.about-section {
    background: var(--bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 32px;
}

.about-beliefs {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.belief {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    border-radius: var(--radius-md);
    background: var(--surface);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.belief:hover {
    border-color: var(--accent-1);
    transform: translateX(6px);
}

.belief-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent-1);
    flex-shrink: 0;
}

.belief h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.belief p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.about-visual {
    position: relative;
}

.about-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.about-img-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.about-img-card:hover {
    transform: scale(1.03);
}

.card-1 {
    grid-row: span 2;
}

.img-placeholder {
    height: 100%;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.img-placeholder i {
    font-size: 2.5rem;
    color: var(--accent-1);
}

.img-placeholder span {
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ========== STATS ========== */
.stats-section {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.stats-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-main);
    opacity: 0.06;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.stat-card {
    text-align: center;
    padding: 32px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.stat-card:hover {
    background: var(--bg-card);
    transform: translateY(-4px);
    border-color: var(--accent-1);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    font-size: 1.8rem;
    color: var(--accent-1);
    margin-bottom: 12px;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ========== DOMAINS ========== */
.domains-section {
    background: var(--bg-secondary);
}

.domains-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 48px;
}

.domain-card {
    padding: 28px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.domain-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-1);
    box-shadow: var(--shadow-glow);
}

.domain-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-1);
}

.domain-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.domain-count {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ========== CORPORATE ========== */
.corporate-section {
    background: var(--bg-primary);
}

.corporate-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.corporate-content p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 1.05rem;
}

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

.corp-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 500;
}

.corp-feature i {
    color: var(--accent-1);
}

.corporate-cta {
    display: flex;
    gap: 16px;
}

.corporate-logos h4 {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 1rem;
}

.logo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.company-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.company-logo:hover {
    border-color: var(--accent-1);
    transform: translateY(-3px);
}

.company-logo i {
    font-size: 1.8rem;
    color: var(--text-muted);
}

.company-logo span {
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-weight: 500;
}

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

.cta-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #1e1b4b, #0f172a, #1e1b4b);
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    overflow-x: hidden;
}

.cta-shape-1 {
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.2);
    top: -100px;
    left: -100px;
}

.cta-shape-2 {
    width: 400px;
    height: 400px;
    background: rgba(139, 92, 246, 0.15);
    bottom: -100px;
    right: -100px;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
}

.cta-content h2 {
    color: #ffffff;
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content>p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    margin-bottom: 36px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.cta-trust {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-trust span {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 6px;
}

.cta-trust i {
    color: #22c55e;
}

/* ========== CONTACT ========== */
.contact-section {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.contact-item:hover {
    border-color: var(--accent-1);
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--accent-1);
    flex-shrink: 0;
}

.contact-icon.whatsapp-icon {
    background: rgba(37, 211, 102, 0.12);
    color: #25d366;
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}


.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 0;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.contact-form .form-group:not(.form-row .form-group) {
    margin-bottom: 16px;
}

select {
    appearance: none;
    cursor: pointer;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1.3fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin: 16px 0 20px;
}


.footer-links h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

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

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--accent-3);
    padding-left: 4px;
}

.footer-newsletter h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-newsletter p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 16px;
}

.newsletter-form {
    display: flex;
    gap: 0;
}

.newsletter-form input {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    flex: 1;
}

.newsletter-form button {
    padding: 14px 20px;
    background: var(--accent-1);
    color: #fff;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--accent-2);
}

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-bottom-links a:hover {
    color: var(--accent-3);
}

/* ========== SCROLL TOP ========== */
.scroll-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent-1);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-3px);
    background: var(--accent-2);
}

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
    position: fixed;
    right: 24px;
    bottom: 96px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px 12px 12px;
    border-radius: 999px;
    background: #25d366;
    color: #fff;
    font-size: 1.6rem;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 100;
    animation: pulse-whatsapp 2s infinite;
    overflow: visible;
}

.whatsapp-float:hover {
    transform: translateY(-3px) scale(1.05);
    color: #fff;
}

.whatsapp-float-bubble {
    position: absolute;
    right: 0;
    bottom: calc(100% + 14px);
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    background: #ffffff;
    color: #0f172a;
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.14);
    white-space: nowrap;
    letter-spacing: 0.01em;
    transition: opacity 0.35s ease, transform 0.35s ease;
    transform-origin: bottom right;
}

.whatsapp-float-bubble::after {
    content: "";
    position: absolute;
    right: -5px;
    bottom: 14px;
    width: 10px;
    height: 10px;
    background: #ffffff;
    transform: rotate(45deg);
    border-radius: 2px;
}

@keyframes pulse-whatsapp {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
    }

    50% {
        box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
    }
}

@media (max-width: 640px) {
    .whatsapp-float {
        width: 58px;
        height: 58px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
        bottom: 84px;
    }

    .whatsapp-float-bubble {
        max-width: 170px;
        white-space: normal;
        text-align: center;
        right: 0;
        bottom: calc(100% + 12px);
        transform: translateX(0);
        font-size: 0.8rem;
    }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 2;
        max-width: 100%;
        width: 100%;
        margin: 0 auto;
    }

    .hero-desc {
        margin: 0 auto 32px;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats-mini {
        justify-content: center;
    }

    .line-2 {
        font-size: 3rem;
    }

    .code-window {
        transform: none;
    }

    .code-body {
        padding: 16px;
        font-size: 0.75rem;
    }

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

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

    .service-featured {
        grid-column: span 1;
        display: block;
    }


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

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

@media (max-width: 1024px) {
    .top-bar {
        display: none;
    }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        height: calc(100vh - 72px);
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(15px);
        flex-direction: column;
        padding: 24px;
        gap: 0;
        overflow-y: auto;
        z-index: 99;
        
        /* Animation properties */
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        display: flex;
    }

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

    .nav-links>li>a {
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        background: transparent;
        padding-left: 20px;
        
        /* Smooth expand animation */
        max-height: 0;
        opacity: 0;
        visibility: hidden;
        overflow: hidden;
        transition: all 0.3s ease;
        transform: translateY(0);
    }

    .dropdown.open .dropdown-menu {
        max-height: 400px; /* arbitrary large value to accommodate items */
        opacity: 1;
        visibility: visible;
    }

    .nav-actions {
        display: none;
    }

    .hamburger {
        display: flex;
    }

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

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

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

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero {
        min-height: 80vh;
    }

    .line-2 {
        font-size: 2.5rem;
    }

    .line-3 {
        font-size: 1.3rem;
    }

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


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

    .logo-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .float-card {
        padding: 8px 14px;
        font-size: 0.75rem;
    }

    .float-card i {
        font-size: 1rem;
    }

    .fc-1 {
        top: -10px;
        right: 10px;
    }
    
    .fc-2 {
        bottom: 10%;
        right: 10px;
    }
    
    .fc-3 {
        bottom: -15px;
        left: 10px;
    }

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

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

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

    .cta-content h2 {
        font-size: 2rem;
    }
}

/* ========== ENROLL MODAL ========== */
.enroll-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.enroll-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.enroll-modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    width: 100%;
    max-width: 520px;
    position: relative;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.2);
    transform: translateY(20px);
    transition: transform 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
}

.enroll-modal-overlay.active .enroll-modal {
    transform: translateY(0);
}

.enroll-modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 1.6rem;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.enroll-modal-close:hover {
    color: var(--text-primary);
}

.enroll-modal-header {
    text-align: center;
    margin-bottom: 32px;
}

.enroll-modal-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-main);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    margin: 0 auto 16px;
}

.enroll-modal-header h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.enroll-modal-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.enroll-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 18px;
}

.enroll-field label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
}

.enroll-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.enroll-submit-btn {
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-xl);
    background: var(--gradient-main);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 8px;
    transition: var(--transition);
}

.enroll-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Success Screen */
.enroll-success {
    text-align: center;
    padding: 20px 0;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    margin: 0 auto 24px;
}

.enroll-success h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.enroll-success p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 32px;
    line-height: 1.7;
}