/* Modern Investment Learning Platform Styles */

:root {
    --primary-color: #1a2332;
    --secondary-color: #2d4263;
    --accent-color: #c99b3f;
    --accent-hover: #d4a84e;
    --text-dark: #1a1a1a;
    --text-light: #ffffff;
    --text-gray: #6c757d;
    --bg-light: #f8f9fa;
    --bg-dark: #0f1419;
    --success-color: #10b981;
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-color) 50%, var(--secondary-color) 100%);
    color: var(--text-light);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(201, 155, 63, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(45, 66, 99, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 100px 40px 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text .subtitle {
    font-size: 1.4rem;
    color: #b8c5d6;
    margin-bottom: 2rem;
    font-weight: 300;
    line-height: 1.8;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-light);
    display: block;
}

.stat-label {
    font-size: 0.95rem;
    color: #b8c5d6;
    margin-top: 5px;
}

.hero-image {
    position: relative;
}

.expert-card {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 450px;
    margin: 0 auto;
}

.expert-photo {
    width: 100%;
    aspect-ratio: 4/5;
    max-height: 400px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 16px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.3);
    overflow: hidden;
    position: relative;
}

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

.expert-info h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--text-light);
}

.expert-title {
    color: var(--accent-color);
    font-size: 1rem;
    margin-bottom: 15px;
    font-weight: 500;
}

.expert-highlights {
    list-style: none;
    margin-top: 15px;
}

.expert-highlights li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #b8c5d6;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.expert-highlights li:last-child {
    border-bottom: none;
}

.expert-highlights li i {
    color: var(--accent-color);
    font-size: 1rem;
}

/* Section Styles */
section {
    padding: 100px 40px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header h2 {
    color: var(--text-dark);
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* Benefits Section */
.benefits {
    background: var(--bg-light);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.benefit-card {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--accent-color);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.benefit-icon i {
    font-size: 2rem;
    color: white;
}

.benefit-card h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
}

.benefit-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Content Sections (Image + Text) */
.content-section {
    padding: 100px 40px;
}

.content-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 100px;
}

.content-row:last-child {
    margin-bottom: 0;
}

.content-row.reverse {
    direction: rtl;
}

.content-row.reverse > * {
    direction: ltr;
}

.content-image {
    position: relative;
}

.content-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.3);
}

.content-text h3 {
    color: var(--text-dark);
    margin-bottom: 25px;
}

.content-text p {
    color: var(--text-gray);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 20px;
}

.content-text ul {
    list-style: none;
    margin-top: 30px;
}

.content-text ul li {
    padding: 15px 0;
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.05rem;
}

.content-text ul li i {
    color: var(--accent-color);
    font-size: 1.3rem;
    min-width: 24px;
}

/* Testimonials */
.testimonials {
    background: var(--primary-color);
    color: var(--text-light);
}

.testimonials .section-header h2,
.testimonials .section-header p {
    color: var(--text-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.08);
    padding: 40px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    font-weight: 600;
}

.testimonial-info h4 {
    color: var(--text-light);
    margin-bottom: 5px;
}

.testimonial-role {
    color: var(--accent-color);
    font-size: 0.95rem;
}

.testimonial-text {
    color: #b8c5d6;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-rating {
    color: var(--accent-color);
}

.testimonial-rating i {
    margin-right: 3px;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: var(--text-light);
    text-align: center;
    padding: 80px 40px;
}

.cta-content h2 {
    color: var(--text-light);
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.3rem;
    color: #b8c5d6;
    margin-bottom: 15px;
}

.cta-highlight {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(201, 155, 63, 0.2);
    padding: 15px 30px;
    border-radius: 50px;
    margin: 30px 0;
    font-size: 1.1rem;
    color: var(--accent-color);
    font-weight: 600;
}

/* Fixed Bottom Button */
.fixed-bottom-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px;
    pointer-events: none;
}

.fixed-cta-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    pointer-events: auto;
}

.cta-button {
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: white;
    padding: 18px 50px;
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: 0 8px 25px rgba(201, 155, 63, 0.4);
    width: 100%;
    max-width: 500px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(201, 155, 63, 0.6);
    background: linear-gradient(135deg, var(--accent-hover), var(--accent-color));
}

.cta-button i {
    font-size: 1.4rem;
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: var(--text-light);
    text-align: center;
    padding: 40px 20px 100px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #b8c5d6;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-text {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.9rem; }
    h3 { font-size: 1.6rem; }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 80px 30px 60px;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-text .subtitle {
        font-size: 1.2rem;
    }

    .expert-card {
        max-width: 400px;
        padding: 25px;
    }

    .expert-photo {
        max-height: 350px;
        font-size: 5rem;
    }

    .content-row {
        grid-template-columns: 1fr;
        gap: 50px;
        margin-bottom: 80px;
    }

    .content-row.reverse {
        direction: ltr;
    }

    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .stat-item {
        padding: 15px;
    }

    .benefit-card {
        padding: 30px;
    }

    .testimonial-card {
        padding: 30px;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.6rem; }
    h3 { font-size: 1.3rem; }

    section {
        padding: 50px 20px;
    }

    .hero {
        min-height: auto;
    }

    .hero-content {
        padding: 60px 20px 50px;
        gap: 35px;
    }

    .hero-text h1 {
        font-size: 2rem;
        line-height: 1.3;
    }

    .hero-text .subtitle {
        font-size: 1.05rem;
        line-height: 1.6;
    }

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

    .expert-photo {
        max-height: 320px;
        font-size: 4rem;
        margin-bottom: 15px;
    }

    .expert-info h3 {
        font-size: 1.3rem;
    }

    .expert-title {
        font-size: 0.95rem;
    }

    .expert-highlights li {
        font-size: 0.9rem;
        padding: 8px 0;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 35px;
    }

    .stat-item {
        padding: 15px;
    }

    .stat-item i {
        font-size: 1.5rem;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .stat-label {
        font-size: 0.9rem;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .benefits-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .benefit-card {
        padding: 25px;
    }

    .benefit-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 20px;
    }

    .benefit-icon i {
        font-size: 1.7rem;
    }

    .benefit-card h3 {
        font-size: 1.2rem;
    }

    .benefit-card p {
        font-size: 0.95rem;
    }

    .content-row {
        gap: 35px;
        margin-bottom: 50px;
    }

    .content-text h3 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }

    .content-text p {
        font-size: 1rem;
        line-height: 1.7;
    }

    .content-text ul li {
        font-size: 0.95rem;
        padding: 12px 0;
    }

    .image-placeholder {
        font-size: 4rem;
    }

    .testimonial-card {
        padding: 25px;
    }

    .testimonial-avatar {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .testimonial-info h4 {
        font-size: 1.1rem;
    }

    .testimonial-role {
        font-size: 0.85rem;
    }

    .testimonial-text {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .cta-section {
        padding: 50px 20px;
    }

    .cta-content h2 {
        font-size: 1.6rem;
    }

    .cta-content p {
        font-size: 1.05rem;
    }

    .cta-highlight {
        font-size: 1rem;
        padding: 12px 25px;
    }

    .cta-button {
        padding: 15px 30px;
        font-size: 1.05rem;
        max-width: 100%;
    }

    .cta-button i {
        font-size: 1.2rem;
    }

    .fixed-bottom-cta {
        padding: 12px 15px;
    }

    footer {
        padding: 30px 20px 90px;
        font-size: 0.9rem;
    }

    .footer-links {
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.7rem;
    }

    .hero-text .subtitle {
        font-size: 0.98rem;
    }

    .expert-photo {
        max-height: 280px;
        font-size: 3.5rem;
    }

    .cta-button {
        padding: 14px 25px;
        font-size: 1rem;
        gap: 8px;
    }

    .fixed-bottom-cta {
        padding: 10px 12px;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}