/* =================================================
   PAINTING PAGE - CUSTOM STYLESHEET
   Elegant, Artistic Design for Creative Expression
   Created from scratch (not Bootstrap)
   ================================================= */

/* =================================================
   1. ROOT & GENERAL STYLES
   ================================================= */

:root {
    --primary-color: #2c3e50;
    --accent-color: #e91e63;
    --soft-accent: #f06292;
    --light-bg: #faf8f6;
    --dark-text: #2c3e50;
    --light-text: #ffffff;
    --border-subtle: #e8e8e8;
    --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 8px 20px rgba(0, 0, 0, 0.12);
}

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

/* CUSTOM BACKGROUND: Soft, artistic gradient */
body {
    font-family: 'Georgia', 'Garamond', serif;
    line-height: 1.8;
    color: var(--dark-text);
    background: linear-gradient(135deg, #faf8f6 0%, #f0ebe5 100%);
    min-height: 100vh;
    background-attachment: fixed;
}

html {
    scroll-behavior: smooth;
}

/* =================================================
   2. NAVIGATION BAR
   ================================================= */

.navbar {
    background-color: var(--primary-color);
    padding: 1.2rem 0;
    box-shadow: var(--shadow-medium);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Trebuchet MS', 'Arial', sans-serif;
    color: var(--light-text);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: #ecf0f1;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.nav-link:hover {
    background-color: var(--accent-color);
    color: var(--light-text);
    transform: translateY(-2px);
}

.back-link {
    background-color: var(--soft-accent);
    color: var(--light-text);
}

/* =================================================
   3. HERO SECTION with custom background
   ================================================= */

.hero {
    background: linear-gradient(135deg, var(--accent-color) 0%, #c2185b 100%);
    color: var(--light-text);
    padding: 140px 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--light-text);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
}

.tagline {
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 1.5rem;
    font-weight: 300;
    color: #ecf0f1;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
    font-style: italic;
}

/* =================================================
   4. MAIN CONTAINER & SECTIONS (divs for layout)
   ================================================= */

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* DIV 1, 2, 3: SECTION styling - main content divs */
.section {
    margin: 60px 0;
    padding: 50px 40px;
    background: var(--light-text);
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 0;
        transform: translateY(0);
    }
}

.section h2 {
    font-family: 'Arial', 'Trebuchet MS', sans-serif;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 1rem;
}

.section h3 {
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 1.8rem;
    color: var(--accent-color);
    margin: 2rem 0 1rem 0;
}

.section p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: #555;
    margin-bottom: 1.5rem;
}

.section-content {
    line-height: 1.9;
}

.section-intro {
    font-style: italic;
    color: #888;
    font-size: 1rem;
    margin-bottom: 2rem;
}

/* =================================================
   5. ABOUT SECTION (DIV 1)
   ================================================= */

.about-section {
    background: linear-gradient(to bottom, #ffffff 0%, #fafaf8 100%);
}

.intro-text {
    background-color: #f9f9f9;
    padding: 2rem;
    border-left: 4px solid var(--accent-color);
    border-radius: 8px;
    margin: 2rem 0;
}

/* =================================================
   6. LISTS STYLING (Nested Lists)
   ================================================= */

.lists-container {
    background-color: #f5f0eb;
    padding: 2rem;
    border-left: 4px solid var(--accent-color);
    border-radius: 8px;
    margin: 2rem 0;
}

.outer-list {
    list-style-type: decimal;
    margin-left: 2rem;
    margin-top: 1rem;
}

.outer-list li {
    margin-bottom: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.outer-list p {
    font-weight: normal;
    color: #666;
    margin: 0.5rem 0 0.8rem 0;
    font-size: 1rem;
}

/* UNORDERED LIST inside ordered list */
.inner-list {
    list-style-type: circle;
    margin-left: 2rem;
    margin-top: 0.8rem;
    font-weight: normal;
    color: #555;
}

.inner-list li {
    margin-bottom: 0.6rem;
    font-size: 1rem;
    line-height: 1.6;
}

/* =================================================
   7. REFLECTION TEXT
   ================================================= */

.reflection {
    background: #fff9f7;
    padding: 1.5rem;
    border-radius: 8px;
    border-top: 3px solid var(--accent-color);
    font-style: italic;
    color: #555;
    margin-top: 2rem;
}

/* =================================================
   8. GALLERY SECTION (DIV 2) with images
   ================================================= */

.gallery-section {
    background: #fafaf8;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: white;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.gallery-item img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
    background: #f9f9f9;
    padding: 0;
}

.gallery-item .caption {
    background: var(--primary-color);
    color: var(--light-text);
    padding: 1rem;
    text-align: center;
    font-size: 0.95rem;
    margin: 0;
    font-style: italic;
}

/* =================================================
   9. VIDEO SECTION (DIV 3)
   ================================================= */

.media-section {
    background: linear-gradient(to bottom, #ffffff 0%, #f9f8f7 100%);
}

.video-wrapper {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-subtle);
}

.video-wrapper h3 {
    margin-bottom: 0.5rem;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    margin-top: 1.5rem;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 12px;
}

.video-link {
    text-decoration: none;
    display: block;
}

.video-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
}

.video-placeholder:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

/* =================================================
   10. TABLEAU SECTION
   ================================================= */

.tableau-wrapper {
    margin-top: 2rem;
}

.tableau-wrapper h3 {
    margin-bottom: 0.5rem;
}

.tableau-container {
    margin-top: 1.5rem;
    border: 2px solid var(--border-subtle);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    background: white;
}

.tableauPlaceholder {
    width: 100%;
}

/* =================================================
   10. ANALYTICS SECTION
   ================================================= */

.analytics-section {
    background: linear-gradient(135deg, #f5ebe0 0%, #fff9f7 100%);
    border-top: 4px solid var(--accent-color);
    margin-top: 3rem;
}

.analytics-section h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.analytics-insight {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    border-left: 5px solid var(--accent-color);
    box-shadow: var(--shadow-soft);
}

.analytics-insight h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.analytics-insight p {
    line-height: 1.8;
    color: var(--dark-text);
    margin-bottom: 1rem;
}

.analytics-insight p:last-child {
    margin-bottom: 0;
}

/* =================================================
   11. REFLECTION SECTION
   ================================================= */

.reflection-section {
    background: linear-gradient(135deg, #fff9f7 0%, #f5ebe0 100%);
    border-top: 4px solid var(--accent-color);
}

.reflection-section p {
    font-size: 1.15rem;
    line-height: 2;
    color: #444;
}

/* =================================================
   12. CALL-TO-ACTION SECTION
   ================================================= */

.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #34495e 100%);
    color: var(--light-text);
    text-align: center;
    padding: 60px 40px;
}

.cta-section h3 {
    color: var(--light-text);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--light-text);
    padding: 1.2rem 2.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid var(--accent-color);
}

.cta-button:hover {
    background-color: transparent;
    color: var(--accent-color);
}

.cta-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    margin-top: 1rem;
    font-style: italic;
}

/* =================================================
   13. FOOTER
   ================================================= */

.footer {
    background-color: var(--primary-color);
    color: #ecf0f1;
    text-align: center;
    padding: 2rem;
    margin-top: 60px;
    font-size: 0.95rem;
}

.footer a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 600;
}

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

.footer p {
    margin: 0.5rem 0;
}

/* =================================================
   14. RESPONSIVE DESIGN
   ================================================= */

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

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

    .hero-content {
        padding: 0 1rem;
    }

    .tagline {
        font-size: 1.2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .hero {
        padding: 80px 1rem;
    }

    .section {
        margin: 30px 0;
        padding: 30px 20px;
    }

    .section h2 {
        font-size: 1.8rem;
    }

    .section h3 {
        font-size: 1.3rem;
    }

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

    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .logo {
        font-size: 1.4rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }

    .gallery-item img {
        height: 200px;
    }

    .video-container {
        padding-bottom: 75%;
    }

    .outer-list {
        margin-left: 1.5rem;
    }

    .inner-list {
        margin-left: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }

    .section {
        padding: 20px 15px;
    }

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