/* ==========================================================================
   1. Variables
   ========================================================================== */

:root {
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    --spacing-3xl: 4rem;

    /* Typography colors */
    --text-main: #1a1a1a;
    --text-secondary: #2d2d2d;
    --text-muted: #444444;
    --text-light: #555555;
    --text-faint: #777777;

    /* Backgrounds */
    --bg-page: #e8e8e8;
    --bg-white: #fff;
    --bg-container: rgba(255, 255, 255, 0.45);
    --bg-overlay: rgba(255, 255, 255, 0.7);
    --bg-overlay-light: rgba(255, 255, 255, 0.55);
    --bg-overlay-strong: rgba(255, 255, 255, 0.85);
    --bg-card: rgba(255, 255, 255, 0.5);
    --bg-card-hover: rgba(255, 255, 255, 0.75);
    --bg-tag: rgba(0, 0, 0, 0.06);

    /* Borders */
    --border-color: rgba(0, 0, 0, 0.06);
    --border-card: rgba(255, 255, 255, 0.5);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.03);
    --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.04);

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Easing */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shared filters */
    --glass-filter: blur(12px) saturate(1.2);
    --glass-filter-strong: blur(32px) saturate(1.3);
}

/* ==========================================================================
   1b. Dark Mode Variables
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --text-main: #ebebeb;
        --text-secondary: #d0d0d0;
        --text-muted: #b0b0b0;
        --text-light: #999999;
        --text-faint: #6e6e6e;

        --bg-page: #121212;
        --bg-white: #1a1a1a;
        --bg-container: rgba(30, 30, 30, 0.45);
        --bg-overlay: rgba(0, 0, 0, 0.5);
        --bg-overlay-light: rgba(0, 0, 0, 0.3);
        --bg-overlay-strong: rgba(0, 0, 0, 0.65);
        --bg-card: rgba(255, 255, 255, 0.06);
        --bg-card-hover: rgba(255, 255, 255, 0.1);
        --bg-tag: rgba(255, 255, 255, 0.08);

        --border-color: rgba(255, 255, 255, 0.06);
        --border-card: rgba(255, 255, 255, 0.12);

        --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.15);
        --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.25), 0 2px 4px rgba(0, 0, 0, 0.2);
        --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
        --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.2), 0 1px 3px rgba(0, 0, 0, 0.15);
        --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.3), 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    body {
        color-scheme: dark;
    }

    a {
        text-decoration-color: rgba(255, 255, 255, 0.3);
    }

    .container {
        box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.06);
    }

    .profile-img {
        box-shadow: var(--shadow-lg), 0 0 0 3px rgba(255, 255, 255, 0.1);
        border-color: var(--bg-white);
    }

    .profile-img:hover {
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3), 0 0 0 3px rgba(255, 255, 255, 0.15);
    }

    .timeline::before {
        background: linear-gradient(to bottom, transparent, var(--border-color) 8%, var(--border-color) 92%, transparent);
    }

    .timeline-item::before {
        border-color: var(--bg-white);
    }

    .download-btn {
        background-color: #e8e8e8;
        color: #121212 !important;
    }

    .download-btn:hover {
        background-color: #fff;
        box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
    }

    .module-badge {
        background: var(--text-main);
        color: #121212;
    }

    footer {
        border-top-color: rgba(255, 255, 255, 0.06);
    }

    .divider {
        background: linear-gradient(90deg, transparent, var(--text-faint), transparent);
    }

    .skill-bar-fill {
        background: linear-gradient(90deg, var(--text-main), var(--text-secondary));
    }

    ::selection {
        background: rgba(232, 232, 232, 0.2);
    }

    .bg-lightbox {
        background: rgba(0, 0, 0, 0.92);
    }

    .back-link:hover {
        background: rgba(255, 255, 255, 0.09);
    }
}

/* ==========================================================================
   2. Reset & Base
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

::selection {
    background: rgba(26, 26, 26, 0.15);
    color: inherit;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.7;
    margin: 0;
    color: var(--text-main);
    background-color: var(--bg-page);
    min-height: 100vh;
    min-height: 100dvh;
    padding: var(--spacing-xl) var(--spacing-md);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--page-bg, url('../assets/img/bg_index.webp')) no-repeat center center / cover;
    z-index: -2;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

li {
    margin-bottom: var(--spacing-sm);
}

p {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-secondary);
}

p:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   3. Layout
   ========================================================================== */

.container {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    background-color: var(--bg-container);
    -webkit-backdrop-filter: var(--glass-filter-strong);
    backdrop-filter: var(--glass-filter-strong);
    padding: var(--spacing-3xl) var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.4);
    border: 1px solid var(--border-card);
    animation: fadeUp 0.6s var(--ease-out-expo) both;
}

.container-wide {
    max-width: 800px;
}

.container-wide p {
    text-align: justify;
}

header {
    margin-bottom: var(--spacing-3xl);
    animation: fadeUp 0.7s var(--ease-out-expo) both;
}

section {
    margin-bottom: var(--spacing-xxl);
    animation: fadeUp 0.7s var(--ease-out-expo) both;
}

section:last-of-type {
    margin-bottom: 0;
}

section:nth-of-type(1) { animation-delay: 0.08s; }
section:nth-of-type(2) { animation-delay: 0.16s; }
section:nth-of-type(3) { animation-delay: 0.24s; }
section:nth-of-type(4) { animation-delay: 0.32s; }
section:nth-of-type(5) { animation-delay: 0.40s; }

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
    .container {
        background-color: var(--bg-overlay-strong);
    }

    .card,
    .timeline-item,
    .tag,
    .contact-list a,
    .yt-link,
    .report-link,
    .cert-card,
    .project-card,
    .back-link,
    .skill-bar {
        background: var(--bg-overlay);
    }
}

/* ==========================================================================
   5. Typography
   ========================================================================== */

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-xs) 0;
    letter-spacing: -0.03em;
    line-height: 1.2;
    color: var(--text-main);
    text-wrap: balance;
}

h2 {
    font-size: 0.75rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-lg) 0;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-light);
}

h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-main);
    letter-spacing: -0.01em;
}

.subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin: 0;
    font-weight: 400;
    line-height: 1.5;
}

a {
    color: var(--text-main);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(0, 0, 0, 0.25);
    text-decoration-thickness: 1.5px;
    transition: color var(--transition-fast), text-decoration-color var(--transition-fast), text-underline-offset var(--transition-fast);
}

a:hover {
    color: var(--text-secondary);
    text-decoration-color: var(--text-muted);
    text-underline-offset: 5px;
}

small {
    color: var(--text-muted);
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.85rem;
}

.divider {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--text-faint), transparent);
    border: none;
    margin: var(--spacing-xxl) auto;
    border-radius: 1px;
}

/* ==========================================================================
   6. Profile
   ========================================================================== */

.profile-img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(255, 255, 255, 0.6);
    border: 4px solid var(--bg-white);
    transition: transform 0.4s var(--ease-spring), box-shadow var(--transition-base);
}

.profile-img:hover {
    transform: scale(1.04);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12), 0 0 20px rgba(0, 0, 0, 0.04), 0 0 0 3px rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   7. Navigation
   ========================================================================== */

.nav {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    margin-top: var(--spacing-sm);
}

.nav a {
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: var(--spacing-xs) 0;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    transition: color var(--transition-fast), border-color 0.3s var(--ease-out-expo);
}

.nav a:hover {
    color: var(--text-main);
    border-bottom-color: var(--text-main);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    background: var(--bg-tag);
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
    transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-base);
}

.back-link:hover {
    color: var(--text-main);
    background: rgba(0, 0, 0, 0.09);
    text-decoration: none;
    transform: translateX(-2px);
}

/* ==========================================================================
   8. Card Grid (Homepage navigation)
   ========================================================================== */

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    text-align: left;
}

.card {
    display: block;
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    text-decoration: none;
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
    transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-3px) scale(1.02);
    text-decoration: none;
}

.card:active {
    transform: translateY(-1px) scale(1.005);
    transition-duration: 0.1s;
}

.card-icon {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.card-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    display: block;
}

/* ==========================================================================
   9. Timeline (category pages)
   ========================================================================== */

.timeline {
    position: relative;
    padding-left: 24px;
    text-align: left;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--border-color) 8%, var(--border-color) 92%, transparent);
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
    transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -24px;
    top: 22px;
    width: 10px;
    height: 10px;
    background: var(--text-faint);
    border: 2px solid var(--bg-white);
    border-radius: 50%;
    box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.03);
    transition: background var(--transition-fast), box-shadow var(--transition-fast), transform 0.3s var(--ease-spring);
}

.timeline-item:hover {
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-card-hover);
    transform: translateX(3px);
}

.timeline-item:active {
    transform: translateX(1px);
    transition-duration: 0.1s;
}

.timeline-item:hover::before {
    background: var(--text-main);
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.08);
    transform: scale(1.2);
}

.timeline-item a {
    text-decoration: none;
    display: block;
}

.timeline-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    margin: 0 0 var(--spacing-xs) 0;
}

.timeline-org {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: var(--spacing-sm);
    display: block;
}

/* ==========================================================================
   10. Detail Cards (sub-pages)
   ========================================================================== */

.detail-section {
    text-align: left;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tag);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
}

.detail-list {
    text-align: left;
}

.detail-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.detail-list li:last-child {
    border-bottom: none;
}

.detail-list li strong {
    color: var(--text-main);
}

/* ==========================================================================
   11. Language Skills
   ========================================================================== */

.skill-list {
    text-align: left;
}

.skill-item {
    margin-bottom: var(--spacing-lg);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--spacing-sm);
}

.skill-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
}

.skill-level {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.skill-bar {
    height: 4px;
    background: var(--bg-tag);
    border-radius: 2px;
    overflow: hidden;
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
}

.skill-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--text-main), var(--text-secondary));
    border-radius: 2px;
    transition: width 1s var(--ease-out-expo);
    animation: fillBar 1s var(--ease-out-expo) 0.5s both;
}

/* ==========================================================================
   12. Contact List
   ========================================================================== */

.contact-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

.contact-list a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-full);
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
    transition: background var(--transition-base), color var(--transition-fast), box-shadow var(--transition-base), transform var(--transition-base);
}

.contact-list a:hover {
    background: var(--bg-card-hover);
    color: var(--text-main);
    box-shadow: var(--shadow-card);
    transform: translateY(-2px);
    text-decoration: none;
}

.contact-list a:active {
    transform: translateY(0);
    transition-duration: 0.1s;
}

/* ==========================================================================
   13. Buttons
   ========================================================================== */

.download-btn {
    display: inline-block;
    margin: var(--spacing-sm) 0;
    padding: 0.85rem 2rem;
    background-color: var(--text-main);
    color: var(--bg-white) !important;
    text-decoration: none !important;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    transition: transform var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
}

.download-btn:hover {
    background-color: var(--text-secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(26, 26, 26, 0.2);
}

.download-btn:active {
    transform: translateY(0);
    transition-duration: 0.1s;
}

/* ==========================================================================
   13b. YouTube Link
   ========================================================================== */

.yt-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-xl);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-decoration: none;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-full);
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
    transition: background var(--transition-base), color var(--transition-fast), box-shadow var(--transition-base), transform var(--transition-base);
}

.yt-link:hover {
    background: var(--bg-card-hover);
    color: var(--text-main);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
    text-decoration: none;
}

.yt-link:active {
    transform: translateY(0);
    transition-duration: 0.1s;
}

.styled-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

/* ==========================================================================
   14. Spotify Embed
   ========================================================================== */

.spotify-embed {
    border-radius: var(--radius-md);
    max-width: 100%;
    width: 624px;
    aspect-ratio: 624 / 351;
    height: auto;
    margin-top: var(--spacing-lg);
}

/* ==========================================================================
   15. Certificates & Projects
   ========================================================================== */

.cert-card,
.project-card {
    text-align: left;
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
}

.cert-title,
.project-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin: 0 0 var(--spacing-sm) 0;
}

.cert-modules {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.module-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--text-main);
    color: var(--bg-white);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   16. Annual Report Links
   ========================================================================== */

.report-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: left;
}

.report-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
    -webkit-backdrop-filter: var(--glass-filter);
    backdrop-filter: var(--glass-filter);
    transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), color var(--transition-fast);
}

.report-link:hover {
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-card);
    transform: translateX(4px);
    text-decoration: none;
    color: var(--text-main);
}

.report-link:active {
    transform: translateX(2px);
    transition-duration: 0.1s;
}

/* ==========================================================================
   17. Footer
   ========================================================================== */

footer {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    font-size: 0.8rem;
    color: var(--text-light);
}

footer p {
    color: var(--text-light);
}

/* ==========================================================================
   18. Animations
   ========================================================================== */

@keyframes fillBar {
    from { width: 0; }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        animation-delay: 0ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================================================
   19. Page Backgrounds
   ========================================================================== */

.bg-index { --page-bg: url('../assets/img/bg_index.webp'); }
.bg-arbeit { --page-bg: url('../assets/img/bg_arbeit.webp'); }
.bg-arbeit-film { --page-bg: url('../assets/img/bg_arbeit_film.webp'); }
.bg-arbeit-rk { --page-bg: url('../assets/img/bg_arbeit_rk.webp'); }
.bg-arbeit-parlament { --page-bg: url('../assets/img/bg_arbeit_parlament.webp'); }
.bg-bildung { --page-bg: url('../assets/img/bg_bildung.webp'); }
.bg-bildung-brg { --page-bg: url('../assets/img/bg_bildung_brg.webp'); }
.bg-bildung-tu { --page-bg: url('../assets/img/bg_bildung_tu.webp'); }
.bg-bildung-wu { --page-bg: url('../assets/img/bg_bildung_wu.webp'); }
.bg-engagement { --page-bg: url('../assets/img/bg_engagement.webp'); }
.bg-engagement-brg { --page-bg: url('../assets/img/bg_engagement_brg.webp'); }
.bg-engagement-junos-bund { --page-bg: url('../assets/img/bg_engagement_junos_bund.webp'); }
.bg-engagement-junos-tirol { --page-bg: url('../assets/img/bg_engagement_junos_tirol.webp'); }
.bg-engagement-lsv { --page-bg: url('../assets/img/bg_engagement_lsv.webp'); }
.bg-projekte { --page-bg: url('../assets/img/bg_projekte.webp'); }
.bg-sprachen { --page-bg: url('../assets/img/bg_sprachen.webp'); }
.bg-zertifikate { --page-bg: url('../assets/img/bg_zertifikate.webp'); }

/* ==========================================================================
   20. Responsive
   ========================================================================== */

@media (max-width: 600px) {
    body {
        padding: var(--spacing-sm);
    }

    .container {
        padding: var(--spacing-xl) var(--spacing-lg);
        border-radius: var(--radius-lg);
    }

    .profile-img {
        width: 120px;
        height: 120px;
    }

    h1 {
        font-size: 1.6rem;
    }

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

    .detail-meta {
        gap: var(--spacing-xs);
    }

    .contact-list a {
        width: 100%;
        justify-content: center;
    }

    .timeline {
        padding-left: 20px;
    }

    .timeline-item::before {
        left: -20px;
    }
}

@media (max-width: 400px) {
    .container {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    h1 {
        font-size: 1.4rem;
    }
}

/* --- Tablet & small desktop --- */
@media (min-width: 768px) {
    body {
        padding: var(--spacing-3xl) var(--spacing-xl);
    }

    .container {
        max-width: 720px;
        padding: var(--spacing-3xl) var(--spacing-xxl);
    }

    .container-wide {
        max-width: 880px;
    }

    h1 {
        font-size: 2.25rem;
    }

    .subtitle {
        font-size: 1.1rem;
    }

    .profile-img {
        width: 180px;
        height: 180px;
    }

    .card-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .card {
        padding: var(--spacing-xl);
    }

    .card-icon {
        font-size: 1.75rem;
    }

    .timeline-item {
        padding: var(--spacing-xl);
    }

    .contact-list {
        gap: var(--spacing-md);
    }

    .contact-list a {
        padding: var(--spacing-sm) var(--spacing-xl);
    }

    .skill-bar {
        height: 6px;
    }

    .cert-card,
    .project-card {
        padding: var(--spacing-xl);
    }

    .report-link {
        padding: var(--spacing-lg) var(--spacing-xl);
    }
}

/* --- Desktop --- */
@media (min-width: 1200px) {
    body {
        padding: var(--spacing-3xl);
    }

    .container {
        max-width: 780px;
        padding: 3.5rem var(--spacing-3xl);
    }

    .container-wide {
        max-width: 940px;
    }

    h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.15rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    p, .timeline-org, .detail-list li {
        font-size: 1rem;
    }

    .profile-img {
        width: 200px;
        height: 200px;
    }

    .download-btn {
        padding: 1rem 2.5rem;
        font-size: 0.95rem;
    }
}

/* ==========================================================================
   21. Focus Styles (Keyboard Navigation)
   ========================================================================== */

:focus-visible {
    outline: 2px solid var(--text-main);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

.card:focus-visible,
.timeline-item a:focus-visible,
.report-link:focus-visible,
.contact-list a:focus-visible,
.back-link:focus-visible,
.yt-link:focus-visible,
.download-btn:focus-visible {
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(26, 26, 26, 0.12);
}

/* ==========================================================================
   22. Background Lightbox (CSS-only, checkbox hack)
   ========================================================================== */

#bg-lightbox-toggle {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.bg-lightbox-open {
    position: fixed;
    inset: 0;
    z-index: 0;
    cursor: zoom-in;
}

.bg-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.88);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    cursor: zoom-out;
}

#bg-lightbox-toggle:checked ~ .bg-lightbox {
    opacity: 1;
    visibility: visible;
}

.bg-lightbox::before {
    content: '';
    width: min(92vw, 1400px);
    height: min(92vh, 900px);
    border-radius: var(--radius-md);
    background-image: var(--page-bg, url('../assets/img/bg_index.webp'));
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform var(--transition-base);
    pointer-events: none;
}

#bg-lightbox-toggle:checked ~ .bg-lightbox::before {
    transform: scale(1);
}

/* ==========================================================================
   23. Print Styles
   ========================================================================== */

@media print {
    body {
        background: none;
        padding: 0;
        color: #000;
        font-size: 11pt;
        line-height: 1.5;
    }

    body::before {
        display: none;
    }

    .container {
        background: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        box-shadow: none;
        border: none;
        max-width: 100%;
        padding: 0;
        animation: none;
        text-align: left;
    }

    section,
    header {
        animation: none;
    }

    .back-link,
    .download-btn {
        display: none;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    a[href^="http"]::after,
    a[href^="mailto"]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #555;
    }

    .card,
    .timeline-item {
        border: 1px solid #ccc;
        break-inside: avoid;
    }

    .tag,
    .module-badge {
        background: none;
        color: #000;
        border: 1px solid #aaa;
    }

    .report-link,
    .contact-list a,
    .yt-link {
        border: 1px solid #bbb;
        background: none;
        color: #000;
    }

    .spotify-embed {
        display: none;
    }

    .profile-img {
        box-shadow: none;
        border: 2px solid #ccc;
    }

    .skill-bar-fill {
        background: #000;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .bg-lightbox,
    .bg-lightbox-open {
        display: none;
    }
}