/* ================================
   AI Akademiya - Styles
   ================================ */

/* CSS Variables for easy theming */
:root {
    --primary-dark: #05192D;
    --primary-navy: #0A2540;
    --accent-green: #03EF62;
    --accent-purple: #7C3AED;
    --text-light: #FFFFFF;
    --text-muted: #94A3B8;
    --card-bg: #1E293B;
    --border-color: #334155;
    --container-max-width: 1400px;
    --container-padding: 5%;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

/* Grid Background Pattern */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-image:
        linear-gradient(rgba(3, 239, 98, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(3, 239, 98, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 1;
    overflow: visible;
}

/* Educational Notice */
.educational-notice {
    background: #FCD34D;
    color: #000;
    padding: 15px 20px;
    text-align: center;
    font-weight: 600;
    font-size: 14px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

/* Sale Banner */
.sale-banner {
    background: linear-gradient(135deg, #7C3AED 0%, #A855F7 100%);
    padding: 12px 20px;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.sale-banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.sale-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.discount-circle {
    background: var(--accent-green);
    color: var(--primary-dark);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 14px;
}

.sale-text {
    font-size: 16px;
    font-weight: 500;
}

.sale-text strong {
    color: var(--accent-green);
    font-weight: 700;
}

.timer {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 14px;
}

.btn-buy-now {
    background: var(--accent-green);
    color: var(--primary-dark);
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 14px;
    transition: transform 0.2s;
}

.btn-buy-now:hover {
    transform: scale(1.05);
}

.close-banner {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    color: white;
    font-size: 20px;
    padding: 5px 10px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.close-banner:hover {
    opacity: 1;
}

/* Navigation */
nav {
    position: relative;
    z-index: 50;
    background: var(--primary-dark);
    padding: 12px 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-green);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    letter-spacing: -0.01em;
}

.logo-text {
    font-size: 14px;
    line-height: 1.2;
    font-weight: 700;
}

.logo svg {
    width: 28px;
    height: 28px;
}

.nav-center {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 40px;
    flex: 0;
}

.nav-links {
    display: flex;
    gap: 28px;
    align-items: center;
    list-style: none;
    margin: 0;
}

.nav-links a {
    color: var(--text-light);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-links a:hover {
    color: var(--accent-green);
}

.nav-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-shrink: 0;
}

.nav-icon-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
    cursor: pointer;
    padding: 6px;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-icon-btn:hover {
    color: var(--text-light);
}

.nav-user-btn {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #7C3AED, #03EF62);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    transition: transform 0.2s;
}

.nav-user-btn:hover .user-avatar {
    transform: scale(1.05);
}

.nav-lang-btn {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    padding: 6px 10px;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-lang-btn:hover {
    color: var(--accent-green);
}

/* Language Dropdown */
.lang-dropdown {
    position: relative;
}

.lang-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--primary-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    padding: 6px 0;
    min-width: 60px;
    display: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 200;
}

.lang-dropdown-menu.active {
    display: block;
}

.lang-option {
    display: block;
    width: 100%;
    padding: 8px 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
}

.lang-option:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
}

.lang-option.active {
    color: var(--accent-green);
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--text-light);
    padding: 8px 20px;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
    text-decoration: none;
    cursor: pointer;
}

.btn-secondary:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.btn-primary {
    display: inline-block;
    background: var(--text-light);
    color: var(--primary-dark);
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 14px;
    transition: all 0.2s;
    text-decoration: none;
    cursor: pointer;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

/* Hero Section */
.hero {
    position: relative;
    z-index: 10;
    padding: 80px 5% 60px;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    overflow: hidden;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    line-height: 1.65;
    max-width: 540px;
}

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

.btn-hero-primary {
    background: #03EF62;
    color: #05192D;
    padding: 16px 28px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 16px;
    transition: all 0.2s;
    border: none;
}

.btn-hero-primary:hover {
    background: #02D957;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(3, 239, 98, 0.3);
}

.btn-hero-secondary {
    background: white;
    color: #05192D;
    padding: 16px 28px;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 16px;
    transition: all 0.2s;
}

.btn-hero-secondary:hover {
    background: #f8f9fa;
    transform: translateY(-1px);
}

.rating {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

.rating-icon {
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
}

.stars {
    color: #FCD34D;
    font-size: 15px;
    letter-spacing: 1px;
}

/* Signup Card */
.signup-card {
    background: white;
    color: #05192D;
    padding: 28px 24px;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    max-width: 340px;
}

.signup-card h3 {
    font-size: 18px;
    margin-bottom: 18px;
    text-align: center;
    font-weight: 700;
    color: #05192D;
}

.social-login {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.social-btn {
    background: white;
    border: 1.5px solid #E2E8F0;
    padding: 10px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.2s;
    cursor: pointer;
}

.social-btn:hover {
    border-color: #03EF62;
    background: #f8fffe;
}

.divider {
    text-align: center;
    margin: 16px 0;
    color: #94A3B8;
    font-size: 13px;
    font-weight: 500;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 13px;
    color: #05192D;
}

.form-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid #E2E8F0;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
    color: #05192D;
}

.form-group input::placeholder {
    color: #94A3B8;
}

.form-group input:focus {
    outline: none;
    border-color: #03EF62;
    box-shadow: 0 0 0 3px rgba(3, 239, 98, 0.1);
}

.password-input {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    color: #94A3B8;
    font-size: 18px;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.btn-submit {
    width: 100%;
    background: #03EF62;
    color: #05192D;
    padding: 12px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 12px;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-submit:hover {
    background: #02D957;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(3, 239, 98, 0.3);
}

.terms {
    font-size: 11px;
    color: #64748B;
    text-align: center;
    line-height: 1.4;
}

.terms a {
    color: #3B82F6;
    text-decoration: underline;
}

/* Tech Logos Strip */
.tech-strip {
    position: relative;
    z-index: 10;
    background: var(--primary-navy);
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-logos {
    display: flex;
    gap: 24px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 20px var(--container-padding);
}

.tech-logo {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 1;
    transition: all 0.3s;
    white-space: nowrap;
}

.tech-logo:hover {
    color: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.tech-logo svg {
    width: 20px;
    height: 20px;
}

/* Business Section */
.business-section {
    position: relative;
    z-index: 10;
    background: var(--primary-navy);
}

.business-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.section-label {
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.business-content h2 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 30px;
}

.business-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.industry-pills {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.industry-pill {
    background: rgba(255, 255, 255, 0.05);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s;
}

.industry-pill:hover {
    background: rgba(3, 239, 98, 0.1);
    color: var(--accent-green);
}

.company-logos {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    align-items: center;
}

.company-logo {
    opacity: 0.6;
    transition: opacity 0.3s;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
}

.company-logo:hover {
    opacity: 1;
}

/* Courses Section */
.courses-section {
    position: relative;
    z-index: 10;
    background: var(--text-light);
    color: var(--primary-dark);
}

.courses-wrapper {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.courses-header {
    text-align: center;
    margin-bottom: 50px;
}

.courses-header h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 30px;
}

.course-tabs {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 30px;
}

.tab-btn {
    background: transparent;
    color: var(--primary-dark);
    padding: 10px 24px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
}

.tab-btn.active {
    background: var(--primary-dark);
    color: white;
    border-color: var(--primary-dark);
}

.tab-btn:hover {
    border-color: var(--primary-dark);
}

.explore-btn {
    background: transparent;
    color: var(--primary-dark);
    padding: 10px 24px;
    border: 1px solid var(--primary-dark);
    border-radius: 8px;
    font-weight: 600;
    float: right;
    transition: all 0.3s;
}

.explore-btn:hover {
    background: var(--primary-dark);
    color: white;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.course-card {
    background: white;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.course-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-green);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.course-card:hover::after {
    transform: scaleX(1);
}

.course-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 12px;
    color: #64748B;
}

.course-badge {
    background: var(--accent-purple);
    color: white;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
}

.course-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.course-card p {
    color: #64748B;
    line-height: 1.6;
    margin-bottom: 20px;
}

.course-link {
    color: var(--primary-dark);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* Report Section */
.report-section {
    position: relative;
    z-index: 10;
    background: linear-gradient(135deg, #7C3AED 0%, #A855F7 100%);
}

.report-content {
    display: flex;
    align-items: center;
    gap: 40px;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 60px var(--container-padding);
}

.report-image {
    width: 250px;
    height: 180px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.report-text {
    flex: 1;
}

.report-text h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
}

.report-text p {
    font-size: 16px;
    margin-bottom: 25px;
    opacity: 0.9;
}

.btn-report {
    background: white;
    color: var(--primary-dark);
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

/* Personas Section */
.personas-section {
    position: relative;
    z-index: 10;
    background: var(--primary-dark);
}

.personas-wrapper {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.personas-section h2 {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

.personas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.persona-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.persona-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-green);
}

.persona-content {
    padding: 30px;
    background: var(--card-bg);
}

.persona-content h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.persona-content p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.persona-link {
    color: var(--text-light);
    font-weight: 600;
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 8px;
    display: inline-block;
    transition: all 0.3s;
}

.persona-link:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

/* Learning Model Section */
.learning-model {
    position: relative;
    z-index: 10;
    background: var(--primary-navy);
}

.learning-model-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.learning-model h2 {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

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

.learning-features {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.feature-item {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid transparent;
    transition: all 0.3s;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-left-color: var(--accent-green);
}

.feature-item.highlight {
    background: white;
    color: var(--primary-dark);
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: var(--accent-green);
    color: var(--primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.feature-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.feature-item p {
    color: var(--text-muted);
    line-height: 1.6;
}

.feature-item.highlight p {
    color: #64748B;
}

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

.cert-card {
    background: rgba(255, 255, 255, 0.08);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Instructors Section */
.instructors-section {
    position: relative;
    z-index: 10;
    background: var(--text-light);
    color: var(--primary-dark);
}

.instructors-wrapper {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.instructors-section h2 {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

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

.instructor-card {
    text-align: center;
}

.instructor-avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00D9FF 0%, #7C3AED 100%);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    border: 4px solid #E2E8F0;
}

.instructor-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 5px;
}

.instructor-company {
    font-size: 14px;
    color: #64748B;
    margin-bottom: 10px;
}

.instructor-course {
    font-size: 13px;
    color: #3B82F6;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

/* AI Section */
.ai-section {
    position: relative;
    z-index: 10;
    background: var(--primary-navy);
}

.ai-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.ai-content h2 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.ai-content h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}

.ai-content p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 30px;
}

.ai-demo {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.code-snippet {
    background: var(--primary-dark);
    padding: 20px;
    border-radius: 8px;
    font-family: 'JetBrains Mono', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    color: var(--accent-green);
    margin-bottom: 20px;
}

.ai-hint-btn {
    background: white;
    color: var(--primary-dark);
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: none;
    cursor: pointer;
}

/* Mobile Section */
.mobile-section {
    position: relative;
    z-index: 10;
    background: var(--primary-dark);
}

.mobile-content {
    text-align: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.mobile-content h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
}

.mobile-content p {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.app-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 50px;
}

.app-btn {
    background: var(--card-bg);
    padding: 12px 24px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: transform 0.2s;
    border: none;
    color: var(--text-light);
    cursor: pointer;
}

.app-btn:hover {
    transform: translateY(-2px);
}

.devices-preview {
    display: flex;
    gap: 40px;
    justify-content: center;
    align-items: center;
}

.device {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 12px;
    width: 280px;
    height: 500px;
}

/* Career Section */
.career-section {
    position: relative;
    z-index: 10;
    background: var(--primary-navy);
}

.career-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.career-content h2 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.career-content p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 30px;
}

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

.success-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 20px;
}

.success-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00D9FF 0%, #7C3AED 100%);
    flex-shrink: 0;
}

.success-badge {
    background: var(--accent-purple);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 5px;
}

.success-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 5px;
}

.success-role {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.success-journey {
    font-size: 12px;
    color: var(--text-muted);
}

.success-stats {
    display: flex;
    gap: 20px;
    margin-top: 10px;
    font-size: 12px;
    color: var(--text-muted);
}

/* Testimonials Section */
.testimonials-section {
    position: relative;
    z-index: 10;
    background: var(--primary-dark);
}

.testimonials-wrapper {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
}

.testimonials-section h2 {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.testimonial-text {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 20px;
    color: var(--text-light);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00D9FF 0%, #7C3AED 100%);
}

.author-name {
    font-weight: 700;
    font-size: 14px;
}

.author-role {
    font-size: 12px;
    color: var(--text-muted);
}

/* Final CTA Section */
.final-cta {
    position: relative;
    z-index: 10;
    background: var(--primary-navy);
}

.final-cta-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px var(--container-padding);
    text-align: center;
}

.final-cta h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 40px;
}

/* Footer */
footer {
    position: relative;
    z-index: 10;
    background: var(--primary-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
    margin-bottom: 40px;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding: 60px var(--container-padding) 0;
}

.footer-column h4 {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: var(--text-light);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-bottom {
    padding: 30px var(--container-padding) 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-green);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-legal {
    display: flex;
    gap: 20px;
    font-size: 12px;
    color: var(--text-muted);
}

.footer-legal a {
    color: var(--text-muted);
    transition: color 0.3s;
}

.footer-legal a:hover {
    color: var(--text-light);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
    color: var(--text-light);
}

.social-link:hover {
    background: var(--accent-green);
    color: var(--primary-dark);
}

.copyright {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 30px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Scroll Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 8px;
    z-index: 101;
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 70%;
    max-width: 320px;
    height: 100%;
    background: var(--primary-dark);
    z-index: 100;
    padding: 20px;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 30px;
}

.mobile-nav-close {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 8px;
}

.mobile-nav-close svg {
    width: 24px;
    height: 24px;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 30px;
}

.mobile-nav-links a {
    color: var(--text-light);
    font-size: 16px;
    font-weight: 500;
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.2s;
}

.mobile-nav-links a:hover {
    color: var(--accent-green);
}

.mobile-nav-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-nav-actions .btn-secondary,
.mobile-nav-actions .btn-primary {
    width: 100%;
    text-align: center;
    padding: 12px 20px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .nav-links {
        gap: 20px;
    }

    .nav-links a {
        font-size: 14px;
    }

    .hero-content h1 {
        font-size: 48px;
    }

    .business-content h2,
    .courses-header h2,
    .personas-section h2,
    .learning-model h2,
    .instructors-section h2,
    .ai-content h2,
    .mobile-content h2,
    .career-content h2,
    .testimonials-section h2,
    .final-cta h2 {
        font-size: 36px;
    }
}

@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content p {
        max-width: 100%;
    }

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

    .rating {
        justify-content: center;
    }

    .signup-card {
        margin: 0 auto;
    }

    .business-content,
    .learning-grid,
    .ai-content,
    .career-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

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

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

    .nav-center {
        display: none;
    }

    .nav-actions .btn-secondary,
    .nav-actions .btn-primary {
        display: none;
    }

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

    .mobile-nav {
        display: block;
    }

    .mobile-nav-overlay {
        display: none;
    }

    .mobile-nav-overlay.active {
        display: block;
    }

    nav {
        padding: 12px 3%;
    }

    .tech-logos {
        gap: 16px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .tech-logo {
        font-size: 12px;
    }

    .report-content {
        flex-direction: column;
        text-align: center;
    }

    .company-logos {
        grid-template-columns: repeat(2, 1fr);
    }

    .devices-preview {
        flex-direction: column;
        gap: 20px;
    }

    .device {
        width: 100%;
        max-width: 300px;
        height: 400px;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 4%;
    }

    .sale-banner {
        padding: 8px 10px;
    }

    .sale-banner-content {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
        padding: 0 30px 0 0;
        justify-content: center;
    }

    .sale-badge {
        display: none;
    }

    .discount-circle {
        width: 28px;
        height: 28px;
        font-size: 11px;
    }

    .sale-text {
        font-size: 12px;
    }

    .timer {
        font-size: 11px;
        padding: 3px 8px;
    }

    .btn-buy-now {
        padding: 5px 12px;
        font-size: 11px;
    }

    .close-banner {
        right: 5px;
        font-size: 16px;
        padding: 3px 6px;
    }

    .logo-text {
        font-size: 12px;
    }

    .hero {
        padding: 40px 4% 40px;
    }

    .hero-content h1 {
        font-size: 32px;
        margin-bottom: 16px;
    }

    .hero-content p {
        font-size: 15px;
        margin-bottom: 24px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .btn-hero-primary,
    .btn-hero-secondary {
        width: 100%;
        padding: 14px 24px;
    }

    .signup-card {
        max-width: 100%;
        padding: 24px 20px;
    }

    .signup-card h3 {
        font-size: 16px;
    }

    .social-login {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }

    .social-btn {
        padding: 8px;
    }

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

    .course-tabs {
        flex-wrap: wrap;
    }

    .tab-btn {
        padding: 8px 16px;
        font-size: 13px;
    }

    .explore-btn {
        float: none;
        width: 100%;
        margin-top: 10px;
    }

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

    .instructors-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .instructor-avatar {
        width: 120px;
        height: 120px;
        font-size: 48px;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .business-content,
    .learning-model-content,
    .ai-content,
    .career-content,
    .personas-wrapper,
    .instructors-wrapper,
    .testimonials-wrapper,
    .final-cta-content,
    .courses-wrapper,
    .mobile-content {
        padding: 50px var(--container-padding);
    }

    .business-content h2,
    .courses-header h2,
    .personas-section h2,
    .learning-model h2,
    .instructors-section h2,
    .ai-content h2,
    .mobile-content h2,
    .career-content h2,
    .testimonials-section h2,
    .final-cta h2 {
        font-size: 28px;
        margin-bottom: 30px;
    }

    .section-label {
        font-size: 11px;
    }

    .business-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .business-buttons .btn-hero-primary,
    .business-buttons .btn-hero-secondary {
        width: 100%;
    }

    .industry-pills {
        justify-content: center;
    }

    .industry-pill {
        padding: 8px 16px;
        font-size: 13px;
    }

    .company-logos {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .app-buttons {
        flex-direction: column;
        align-items: center;
    }

    .app-btn {
        width: 100%;
        max-width: 200px;
        justify-content: center;
    }

    .success-card {
        flex-direction: column;
        text-align: center;
    }

    .report-content {
        padding: 40px var(--container-padding);
    }

    .report-image {
        width: 100%;
        max-width: 250px;
        height: 150px;
    }

    .report-text h2 {
        font-size: 24px;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }

    .persona-content {
        padding: 20px;
    }

    .persona-content h3 {
        font-size: 20px;
    }

    .ai-demo {
        padding: 20px;
    }

    .code-snippet {
        font-size: 12px;
        padding: 15px;
        overflow-x: auto;
    }

    .course-card {
        padding: 20px;
    }

    .course-card h3 {
        font-size: 18px;
    }

    .testimonial-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 5%;
    }

    .hero-content h1 {
        font-size: 26px;
    }

    .hero-content p {
        font-size: 14px;
    }

    .business-content h2,
    .courses-header h2,
    .personas-section h2,
    .learning-model h2,
    .instructors-section h2,
    .ai-content h2,
    .mobile-content h2,
    .career-content h2,
    .testimonials-section h2,
    .final-cta h2 {
        font-size: 24px;
    }

    .tech-logos {
        gap: 12px;
    }

    .tech-logo {
        font-size: 11px;
        gap: 4px;
    }

    .tech-logo svg {
        width: 16px;
        height: 16px;
    }

    .signup-card {
        padding: 20px 16px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer-column h4 {
        margin-bottom: 12px;
    }

    .footer-links {
        gap: 8px;
    }

    .social-links {
        justify-content: center;
    }

    .rating {
        flex-wrap: wrap;
        font-size: 13px;
    }

    .nav-actions {
        gap: 8px;
    }

    .nav-icon-btn,
    .nav-lang-btn {
        padding: 4px;
    }

    .nav-lang-btn {
        font-size: 12px;
    }
}

/* ================================
   Notification Toast
   ================================ */
.notification-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 16px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10000;
    transform: translateX(120%);
    transition: transform 0.3s ease;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.notification-toast.show {
    transform: translateX(0);
}

.notification-toast.success {
    background: linear-gradient(135deg, #05192D 0%, #0A2540 100%);
    border: 1px solid var(--accent-green);
}

.notification-toast.error {
    background: linear-gradient(135deg, #05192D 0%, #0A2540 100%);
    border: 1px solid #EF4444;
}

.notification-toast .toast-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notification-toast.success .toast-icon {
    background: rgba(3, 239, 98, 0.15);
    color: var(--accent-green);
}

.notification-toast.error .toast-icon {
    background: rgba(239, 68, 68, 0.15);
    color: #EF4444;
}

.notification-toast .toast-content {
    flex: 1;
}

.notification-toast .toast-title {
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 4px;
    color: var(--text-light);
}

.notification-toast .toast-message {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.4;
}

.notification-toast .toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.notification-toast .toast-close:hover {
    color: var(--text-light);
}

@media (max-width: 480px) {
    .notification-toast {
        left: 16px;
        right: 16px;
        max-width: none;
    }
}