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

body {
    font-family: 'IBM Plex Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f3f0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: #f5f3f0;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #666;
    font-weight: 400;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #333;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: #f5f3f0;
}

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

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 30px;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.7;
}

.cta-button {
    background: #7ba0a6;
    color: white;
    padding: 15px 30px;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s;
}

.cta-button:hover {
    background: #6a8f95;
}

.hero-image {
    width: 100%;
    height: 300px;
    background: #ddd;
    border-radius: 10px;
    overflow: hidden;
}

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

/* Complexity Section */
.complexity-section {
    background: #3a3a3a;
    color: white;
    padding: 80px 0;
}

.complexity-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.complexity-text h2 {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 30px;
    line-height: 1.2;
}

.complexity-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    opacity: 0.9;
}

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

.complexity-item {
    background: rgba(255,255,255,0.05);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.1);
}

.complexity-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.complexity-icon {
    width: 40px;
    height: 40px;
    background: #7ba0a6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

/* Context Section */
.context-section {
    background: #f5f3f0;
    padding: 80px 0;
}

.context-section h2 {
    font-size: 2.8rem;
    font-weight: 600;
    color: #333;
    text-align: center;
    margin-bottom: 20px;
}

.context-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.context-item {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid;
}

.context-item:nth-child(1) { border-left-color: #d4815a; }
.context-item:nth-child(2) { border-left-color: #7ba0a6; }
.context-item:nth-child(3) { border-left-color: #7ba0a6; }
.context-item:nth-child(4) { border-left-color: #d4815a; }

.context-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.context-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

/* Practice Section */
.practice-section {
    background: #f5f3f0;
    padding: 80px 0;
}

.practice-section h2 {
    font-size: 2.8rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
}

.practice-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.practice-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.practice-item {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid;
}

.practice-item:nth-child(1) { border-left-color: #7ba0a6; }
.practice-item:nth-child(2) { border-left-color: #d4815a; }
.practice-item:nth-child(3) { border-left-color: #d4815a; }
.practice-item:nth-child(4) { border-left-color: #7ba0a6; }

.practice-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.practice-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    font-style: italic;
}

/* Questions Section */
.questions-section {
    background: #f5f3f0;
    padding: 80px 0;
}

.questions-section h2 {
    font-size: 2.8rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 60px;
    text-align: center;
}

.questions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.question-item {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.question-item.full-width {
    grid-column: 1 / -1;
}

.question-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #d4815a;
}

.question-item.blue h3 {
    color: #7ba0a6;
}

.question-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.question-item .insight {
    font-size: 0.9rem;
    color: #888;
    font-style: italic;
}

/* Listeners Section */
.listeners-section {
    background: #3a3a3a;
    color: white;
    padding: 80px 0;
}

.listeners-section h2 {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-align: center;
}

.listeners-intro {
    text-align: center;
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

.listener-item {
    background: rgba(255,255,255,0.05);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.listener-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #7ba0a6;
}

.listener-item p {
    font-size: 1rem;
    line-height: 1.6;
    opacity: 0.9;
}

/* Custom Section */
.custom-section {
    background: #f5f3f0;
    padding: 80px 0;
}

.custom-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.custom-text h2 {
    font-size: 2.8rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 30px;
    line-height: 1.2;
}

.custom-text p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.7;
}

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

.custom-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.custom-item:nth-child(1) h3 { color: #d4815a; }
.custom-item:nth-child(2) h3 { color: #7ba0a6; }
.custom-item:nth-child(3) h3 { color: #d4815a; }
.custom-item:nth-child(4) h3 { color: #7ba0a6; }

.custom-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

.custom-image {
    width: 100%;
    height: 350px;
    background: #ddd;
    border-radius: 10px;
    overflow: hidden;
}

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

/* Fragments Section */
.fragments-section {
    background: #f5f3f0;
    padding: 80px 0;
}

.fragments-section h2 {
    font-size: 2.8rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
}

.fragments-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.fragments-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.fragment-item {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid;
    position: relative;
}

.fragment-item:nth-child(1) { border-left-color: #7ba0a6; }
.fragment-item:nth-child(2) { border-left-color: #d4815a; }
.fragment-item:nth-child(3) { border-left-color: #7ba0a6; }

.fragment-meta {
    position: absolute;
    right: 30px;
    top: 30px;
    text-align: right;
    font-size: 0.9rem;
    color: #999;
}

.fragment-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
    padding-right: 120px;
}

.fragment-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    background: #3a3a3a;
    color: white;
    padding: 80px 0;
}

.contact-section h2 {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-align: center;
}

.contact-intro {
    text-align: center;
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 60px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-form {
    background: rgba(255,255,255,0.05);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.1);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #d4815a;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 4px;
    background: rgba(255,255,255,0.9);
    color: #333;
    font-size: 1rem;
    font-family: inherit;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
}

.submit-btn {
    background: #7ba0a6;
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover {
    background: #6a8f95;
}

.contact-image {
    width: 100%;
    height: 350px;
    background: #ddd;
    border-radius: 10px;
    overflow: hidden;
}

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

/* Footer */
footer {
    background: #3a3a3a;
    color: white;
    padding: 60px 0 40px 0;
}

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

.footer-section h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #7ba0a6;
}

.footer-section p,
.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    line-height: 1.8;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255,255,255,0.6);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: #333;
    color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    z-index: 1000;
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.cookie-text {
    flex: 1;
    font-size: 0.9rem;
    line-height: 1.4;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

.cookie-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: opacity 0.3s;
}

.cookie-btn.accept {
    background: #7ba0a6;
    color: white;
}

.cookie-btn.decline {
    background: transparent;
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
}

.cookie-btn:hover {
    opacity: 0.8;
}

/* Success Page Styles */
.success-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f3f0;
    padding: 60px 0;
}

.success-card {
    background: white;
    padding: 60px 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    max-width: 500px;
    width: 90%;
}

.success-card h1 {
    font-size: 2rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.success-card p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.back-btn {
    background: #7ba0a6;
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s;
}

.back-btn:hover {
    background: #6a8f95;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .hero-content,
    .complexity-content,
    .contact-content,
    .custom-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .complexity-text h2,
    .context-section h2,
    .practice-section h2,
    .questions-section h2,
    .listeners-section h2,
    .custom-text h2,
    .fragments-section h2,
    .contact-section h2 {
        font-size: 2rem;
    }

    .context-grid,
    .practice-grid,
    .questions-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .cookie-content {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero,
    .complexity-section,
    .context-section,
    .practice-section,
    .questions-section,
    .listeners-section,
    .custom-section,
    .fragments-section,
    .contact-section {
        padding: 60px 0;
    }

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

    .success-card {
        padding: 40px 20px;
    }

    .success-card h1 {
        font-size: 1.5rem;
    }
}

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