:root {
    /* Colors */
    --bg-dark: #0f172a; /* Slate 900 */
    --bg-darker: #0b1120;
    --bg-card-dark: #1e293b; /* Slate 800 */
    --bg-light: #f8fafc; /* Slate 50 */
    --white: #ffffff;
    
    --text-light: #f1f5f9;
    --text-muted: #94a3b8; /* Slate 400 */
    --text-dark: #0f172a;
    --text-dark-muted: #64748b; /* Slate 500 */
    
    --primary-green: #10b981; /* Emerald 500 */
    --primary-green-hover: #059669; /* Emerald 600 */
    --light-green: rgba(16, 185, 129, 0.1);
    
    --accent-yellow: #eab308;
    --accent-red: #ef4444;
    --accent-blue: #3b82f6;

    --font-main: 'Inter', sans-serif;
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.5;
}

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

ul {
    list-style: none;
}

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

/* Typography Utilities */
.text-green { color: var(--primary-green); }
.text-yellow { color: var(--accent-yellow); }
.text-red { color: var(--accent-red); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.btn-primary {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 10px 20px;
    font-size: 14px;
    border: none;
}

.btn-primary:hover {
    background-color: var(--primary-green-hover);
}

.btn-primary-large {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 14px 28px;
    font-size: 16px;
    border: none;
}

.btn-primary-large:hover {
    background-color: var(--primary-green-hover);
}

.btn-primary-small {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 8px 16px;
    font-size: 13px;
    border: none;
}

.btn-primary-small:hover {
    background-color: var(--primary-green-hover);
}

.btn-outline-large {
    background-color: transparent;
    color: var(--text-light);
    padding: 14px 28px;
    font-size: 16px;
    border: 1px solid var(--text-muted);
}

.btn-outline-large:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-light);
}

/* HERO SECTION */
.hero-section {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
    max-width: 1440px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 0.5px;
}

.logo i {
    font-size: 28px;
    color: var(--primary-green);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

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

/* Hero Content */
.hero-container {
    max-width: 1280px;
    margin: 60px auto 0;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

/* Hero Left */
.pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--primary-green);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 24px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.dot {
    width: 6px;
    height: 6px;
    background-color: var(--primary-green);
    border-radius: 50%;
}

.hero-left h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 32px;
    max-width: 540px;
}

.tags-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.tag-dark {
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

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

/* Hero Right */
.latest-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.latest-header h3 {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.live-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--primary-green);
    font-weight: 600;
}

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

.discussion-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.discussion-list-item {
    background-color: var(--bg-card-dark);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 12px;
    transition: var(--transition);
    cursor: pointer;
}

.discussion-list-item:hover {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: rgba(255, 255, 255, 0.03);
}

.category-text {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: block;
}

.discussion-list-item h4 {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 16px;
    color: var(--text-light);
}

.item-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--text-muted);
    font-size: 13px;
}

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

.arrow-icon {
    margin-left: auto;
    font-size: 18px;
    color: var(--text-muted);
}

.join-promo {
    background-color: rgba(16, 185, 129, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.join-promo i {
    font-size: 24px;
    color: var(--primary-green);
}

.join-promo p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.4;
    flex: 1;
}

/* DISCUSSIONS SECTION */
.discussions-section {
    padding: 80px 0;
    background-color: var(--white);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}

.subtitle {
    color: var(--primary-green);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 12px;
    display: block;
    text-transform: uppercase;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 12px;
    letter-spacing: -1px;
}

.section-header p {
    color: var(--text-dark-muted);
    font-size: 16px;
    max-width: 600px;
}

/* Search Bar */
.search-bar-container {
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid #e2e8f0;
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 24px;
    transition: var(--transition);
}

.search-bar-container:focus-within {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.search-bar-container i {
    font-size: 20px;
    color: var(--text-muted);
}

.search-bar-container input {
    border: none;
    outline: none;
    width: 100%;
    font-family: inherit;
    font-size: 15px;
    color: var(--text-dark);
}

.search-bar-container input::placeholder {
    color: var(--text-muted);
}

/* Filter Pills */
.filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.filter-pill {
    background-color: var(--white);
    border: 1px solid #e2e8f0;
    color: var(--text-dark-muted);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-pill:hover {
    border-color: var(--text-dark-muted);
    color: var(--text-dark);
}

.filter-pill.active {
    background-color: var(--primary-green);
    border-color: var(--primary-green);
    color: var(--white);
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.discussion-card {
    background-color: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 24px;
    transition: var(--transition);
}

.discussion-card:hover {
    box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.1);
    border-color: #cbd5e1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.card-tags {
    display: flex;
    gap: 8px;
}

.tag {
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
}

.tag-light-green { background-color: rgba(16, 185, 129, 0.1); color: var(--primary-green); }
.tag-light-yellow { background-color: rgba(234, 179, 8, 0.1); color: var(--accent-yellow); }
.tag-light-red { background-color: rgba(239, 68, 68, 0.1); color: var(--accent-red); }
.tag-light-blue { background-color: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }

.tag-pinned {
    background-color: #f1f5f9;
    color: var(--text-dark-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-stats {
    display: flex;
    gap: 16px;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
}

.card-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.discussion-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.4;
}

.card-excerpt {
    font-size: 14px;
    color: var(--text-dark-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}

.hashtag-group {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.hashtag {
    font-size: 13px;
    color: var(--text-muted);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #e2e8f0;
    padding-top: 16px;
}

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

.author-info img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info div {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    font-size: 14px;
    color: var(--text-dark);
    font-weight: 600;
}

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

.view-comments {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-green);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* FOOTER */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-muted);
    padding: 80px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.2;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 24px;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 18px;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-green);
}

.footer-links h4 {
    color: var(--white);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-left h1 { font-size: 40px; }
    .section-header { flex-direction: column; gap: 20px; }
    .footer-content { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* Modal and Discussions Page Styles */

.bg-white { background-color: var(--white); }
.bg-dark-wrapper { background-color: var(--bg-dark); }
.text-white { color: var(--white) !important; }
.shadow-sm { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05); }
.standalone { padding-top: 40px; }

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-box {
    background-color: var(--white);
    width: 100%;
    max-width: 550px;
    border-radius: 16px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(20px);
    transition: transform 0.3s ease;
    overflow: hidden;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #e2e8f0;
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
}

.close-modal {
    background: transparent;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.2s;
}

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

.modal-body {
    padding: 32px 24px;
    text-align: center;
}

.modal-icon-wrapper {
    width: 64px;
    height: 64px;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--primary-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 20px;
}

.modal-body h4 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.modal-body p {
    font-size: 14px;
    color: var(--text-dark-muted);
    margin-bottom: 32px;
    line-height: 1.6;
}

.membership-form {
    text-align: left;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.highlight-group {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.highlight-group label { color: var(--primary-green); }

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 18px;
}

.input-with-icon input {
    padding-left: 44px;
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
}

.full-width {
    width: 100%;
    padding: 16px;
    font-size: 16px;
}

/* Social Login Styles */
.social-login-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid #e2e8f0;
    font-family: inherit;
}

.btn-social i {
    font-size: 24px;
}

.btn-linkedin {
    background-color: #0a66c2;
    color: var(--white);
    border-color: #0a66c2;
}

.btn-linkedin:hover {
    background-color: #004182;
}

.btn-google {
    background-color: var(--white);
    color: var(--text-dark);
}

.btn-google:hover {
    background-color: #f8fafc;
}

.btn-google i {
    color: #ea4335;
}

.sso-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin-bottom: 24px;
}

.sso-divider::before,
.sso-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #e2e8f0;
}

.sso-divider span {
    padding: 0 16px;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
}

/* COURSES PAGE SPECIFIC STYLES */

/* Text Utilities */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.uppercase { text-transform: uppercase; }
.font-bold { font-weight: 700; }
.text-xs { font-size: 11px; letter-spacing: 0.5px; }
.relative-nav { position: relative; z-index: 10; border-bottom: 1px solid rgba(255,255,255,0.05); }

/* Courses Hero */
.courses-hero {
    position: relative;
    background-image: url('https://images.unsplash.com/photo-1531482615713-2afd69097998?q=80&w=2000&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding-bottom: 80px;
}

.overlay-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(11, 17, 32, 0.85); /* Dark blue overlay */
    z-index: 1;
}

.courses-hero-content {
    position: relative;
    z-index: 10;
    margin-top: 80px;
    max-width: 900px;
}

.inline-pill {
    margin-bottom: 24px;
    background-color: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.courses-hero-content h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.courses-hero-content .hero-desc {
    font-size: 18px;
    color: #cbd5e1;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 40px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-item i {
    font-size: 24px;
}

.stat-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.stat-text strong {
    font-size: 16px;
    color: var(--white);
    font-weight: 700;
}

.stat-text span {
    font-size: 13px;
    color: #94a3b8;
}

/* Courses List Section */
.courses-list-section {
    padding: 60px 0 100px;
    background-color: var(--white);
}

.courses-filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-pills-scroll {
    margin-bottom: 0; /* Override generic margin */
}

.filter-dropdowns {
    display: flex;
    align-items: center;
    gap: 16px;
}

.dropdown-select {
    padding: 8px 32px 8px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    color: var(--text-dark);
    background-color: var(--white);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
}

.courses-count {
    font-size: 14px;
    color: var(--text-muted);
}

/* Courses Grid */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.course-card {
    background-color: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.1);
    border-color: #cbd5e1;
    transform: translateY(-4px);
}

.course-img {
    position: relative;
    height: 200px;
}

.course-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.5px;
}

.badge-blue { background-color: #0ea5e9; }
.badge-yellow { background-color: #eab308; }
.badge-red { background-color: #ef4444; }
.badge.right { left: auto; right: 16px; }
.badge-dark { background-color: rgba(15, 23, 42, 0.8); backdrop-filter: blur(4px); }

.course-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.course-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.dot-separator {
    width: 4px;
    height: 4px;
    background-color: #cbd5e1;
    border-radius: 50%;
}

.tag-level {
    font-size: 12px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}

.tag-beginner { color: #10b981; background-color: rgba(16, 185, 129, 0.1); }
.tag-intermediate { color: #eab308; background-color: rgba(234, 179, 8, 0.1); }
.tag-advanced { color: #ef4444; background-color: rgba(239, 68, 68, 0.1); }

.course-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--text-dark);
}

.course-excerpt {
    font-size: 14px;
    color: var(--text-dark-muted);
    margin-bottom: 20px;
    line-height: 1.5;
}

.course-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.course-author img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.course-author div {
    display: flex;
    flex-direction: column;
}

.course-author strong {
    font-size: 13px;
    color: var(--text-dark);
}

.course-author span {
    font-size: 11px;
    color: var(--text-muted);
}

.course-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-dark-muted);
    margin-bottom: 20px;
}

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

.course-meta strong {
    color: var(--text-dark);
}

.course-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.course-topics span {
    font-size: 12px;
    color: var(--text-dark-muted);
    border: 1px solid #e2e8f0;
    padding: 4px 10px;
    border-radius: 20px;
}

.course-topics .more-topics {
    border-color: transparent;
    color: var(--text-muted);
    padding: 4px 0;
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: auto;
    border-top: 1px solid #e2e8f0;
    padding-top: 20px;
}

.course-price {
    display: flex;
    flex-direction: column;
}

.course-price .current-price {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-dark);
}

.course-price .old-price {
    font-size: 14px;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-left: 6px;
}

.course-price .students-count {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.btn-dark {
    background-color: var(--bg-dark);
    color: var(--white);
    padding: 10px 20px;
    font-size: 14px;
    border: none;
}

.btn-dark:hover {
    background-color: #1e293b;
}

/* CTA Section */
.cta-section {
    margin-bottom: 80px;
}

.cta-banner {
    background-image: url('https://images.unsplash.com/photo-1552664730-d307ca884978?q=80&w=2000&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(90deg, rgba(11, 17, 32, 0.9) 0%, rgba(11, 17, 32, 0.7) 100%);
    z-index: 1;
}

.cta-content {
    position: relative;
    z-index: 2;
    padding: 60px 80px;
    max-width: 600px;
    color: var(--white);
}

.cta-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 16px;
    color: #cbd5e1;
    margin-bottom: 32px;
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .courses-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-stats { gap: 24px; }
}

@media (max-width: 768px) {
    .courses-grid { grid-template-columns: 1fr; }
    .courses-hero-content h1 { font-size: 40px; }
    .courses-filter-bar { flex-direction: column; align-items: flex-start; }
    .cta-content { padding: 40px; }
}

/* DASHBOARD STYLES */
.dashboard-section {
    padding: 60px 0;
    background-color: var(--bg-light);
    min-height: 80vh;
}

.upload-zone {
    border: 2px dashed var(--primary-green);
    border-radius: 16px;
    padding: 60px 20px;
    text-align: center;
    background-color: rgba(16, 185, 129, 0.05);
    transition: var(--transition);
    cursor: pointer;
    margin-bottom: 40px;
}

.upload-zone:hover, .upload-zone.dragover {
    background-color: rgba(16, 185, 129, 0.1);
    transform: translateY(-2px);
}

.upload-zone i {
    font-size: 48px;
    color: var(--primary-green);
    margin-bottom: 16px;
}

.upload-zone h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.upload-zone p {
    color: var(--text-muted);
    font-size: 14px;
}

.dashboard-hidden {
    display: none !important;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.kpi-card {
    background-color: var(--white);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.kpi-title {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-bottom: 8px;
}

.kpi-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-dark);
}

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

.chart-container {
    background-color: var(--white);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    height: 400px;
    position: relative;
}

.chart-container h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
}

@media (max-width: 768px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}


/* FEATURES SECTION */
.features-section {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.features-header {
    text-align: center;
    margin-bottom: 60px;
}

.features-header h2 {
    font-size: 40px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.features-header p {
    font-size: 17px;
    color: var(--text-dark-muted);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background-color: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 32px;
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.1);
    border-color: #cbd5e1;
    transform: translateY(-4px);
}

.feature-icon {
    width: 52px;
    height: 52px;
    background-color: rgba(16, 185, 129, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 26px;
    color: var(--primary-green);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-dark-muted);
    line-height: 1.6;
}

/* STATS SECTION */
.stats-section {
    padding: 80px 0;
    background-color: var(--bg-dark);
}

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

.stat-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.stat-big-number {
    font-size: 52px;
    font-weight: 800;
    color: var(--primary-green);
    line-height: 1;
}

.stat-big-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

/* NEWSLETTER SECTION HOME */
.newsletter-section-home {
    padding: 80px 0;
    background-color: var(--white);
    border-top: 1px solid #e2e8f0;
}

.newsletter-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background-color: var(--bg-dark);
    border-radius: 24px;
    padding: 60px;
}

.newsletter-left h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2;
}

.newsletter-left p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

.newsletter-left .subtitle {
    margin-bottom: 16px;
}

.newsletter-form-home {
    display: flex;
    gap: 0;
    margin-bottom: 14px;
}

.newsletter-form-home input {
    flex: 1;
    padding: 14px 20px;
    border: 1px solid rgba(255,255,255,0.1);
    border-right: none;
    border-radius: 8px 0 0 8px;
    background-color: rgba(255,255,255,0.07);
    color: var(--white);
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s;
}

.newsletter-form-home input::placeholder { color: #64748b; }

.newsletter-form-home input:focus {
    border-color: var(--primary-green);
}

.newsletter-form-home .btn {
    border-radius: 0 8px 8px 0;
    white-space: nowrap;
}

.newsletter-note {
    font-size: 13px;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .features-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .newsletter-box { grid-template-columns: 1fr; padding: 40px 24px; gap: 32px; }
    .newsletter-form-home { flex-direction: column; }
    .newsletter-form-home input { border-right: 1px solid rgba(255,255,255,0.1); border-bottom: none; border-radius: 8px 8px 0 0; }
    .newsletter-form-home .btn { border-radius: 0 0 8px 8px; }
}