/* ==========================================================================
   Binnenland-Piraten – Dark Mode Stylesheet
   ========================================================================== */

:root {
    --bg: #0d0f14;
    --bg-elev: #151924;
    --bg-elev-2: #1c2130;
    --surface: #1a1e2b;
    --text: #e8ecf3;
    --text-muted: #a4adbf;
    --primary: #f2b134;
    --primary-hover: #ffc650;
    --accent: #6ee7b7;
    --danger: #ef476f;
    --border: #2a2f42;
    --focus: #ffd166;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --radius: 12px;
    --radius-sm: 6px;
    --header-height: 4rem;
    --container-max: 72rem;
    --transition: 200ms ease;

    color-scheme: dark;
}

/* Reset & base
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 1rem);
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}

body {
    margin: 0;
    font-family:
        system-ui,
        -apple-system,
        'Segoe UI',
        Roboto,
        'Helvetica Neue',
        Arial,
        sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    background: radial-gradient(1200px 600px at 90% -10%, rgba(242, 177, 52, 0.08), transparent 60%), radial-gradient(900px 500px at -10% 20%, rgba(110, 231, 183, 0.06), transparent 60%), var(--bg);
    min-height: 100vh;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1,
h2,
h3 {
    line-height: 1.2;
    margin: 0 0 0.75em;
    font-weight: 700;
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}
h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}
h3 {
    font-size: 1.15rem;
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color var(--transition);
}

a:hover,
a:focus-visible {
    color: var(--primary-hover);
}

:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Skip link
   ========================================================================== */
.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    background: var(--primary);
    color: #000;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    z-index: 1000;
    transition: top var(--transition);
}

.skip-link:focus {
    top: 1rem;
}

/* Layout helpers
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* Header & Navigation
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(13, 15, 20, 0.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.header-inner {
    max-width: var(--container-max);
    height: 100%;
    margin: 0 auto;
    padding: 0 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
}

.brand:hover,
.brand:focus-visible {
    color: var(--primary-hover);
}

.brand-mark {
    color: var(--primary);
    display: inline-flex;
}

.primary-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 0.25rem;
}

.primary-nav a {
    display: inline-block;
    padding: 0.5rem 0.9rem;
    color: var(--text);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition:
        background var(--transition),
        color var(--transition);
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
    background: var(--bg-elev-2);
    color: var(--primary);
}

.menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    width: 2.5rem;
    height: 2.5rem;
    cursor: pointer;
    padding: 0;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
}

.menu-toggle:hover {
    background: var(--bg-elev-2);
}

.menu-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition:
        transform var(--transition),
        opacity var(--transition);
}

.menu-toggle[aria-expanded='true'] .menu-bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded='true'] .menu-bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded='true'] .menu-bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Hero
   ========================================================================== */
.hero {
    padding: calc(var(--header-height) + 4rem) 1.25rem 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 70vh;
    background: radial-gradient(600px 300px at 50% 20%, rgba(242, 177, 52, 0.15), transparent 70%);
}

.hero-content {
    max-width: 42rem;
}

.hero-mark {
    display: block;
    width: clamp(8rem, 22vw, 14rem);
    margin: 0 auto 1.5rem;
    color: var(--primary);
    filter: drop-shadow(0 6px 24px rgba(242, 177, 52, 0.35));
    animation: hero-mark-float 6s ease-in-out infinite;
}

.hero-mark svg {
    width: 100%;
    height: auto;
    display: block;
}

@keyframes hero-mark-float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-mark {
        animation: none;
    }
}

.hero-lead {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Sections
   ========================================================================== */
.section {
    padding: 5rem 0;
    scroll-margin-top: var(--header-height);
}

.section-alt {
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02), transparent);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section:focus {
    outline: none;
}

.section h2 {
    position: relative;
    padding-bottom: 0.5rem;
}

.section h2::after {
    content: '';
    display: block;
    width: 3rem;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    margin-top: 0.5rem;
}

.lead {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.note {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 1.5rem;
}

.two-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 48rem) {
    .two-col {
        grid-template-columns: 1.3fr 1fr;
    }
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.75rem;
}

.feature-list li {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-icon {
    font-size: 1.25rem;
}

/* Crew (Über uns)
   ========================================================================== */
.crew-heading {
    margin-top: 3rem;
    font-size: 1.5rem;
    position: relative;
    padding-bottom: 0.4rem;
}

.crew-heading::after {
    content: '';
    display: block;
    width: 2rem;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    margin-top: 0.4rem;
}

.crew {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 40rem) {
    .crew {
        grid-template-columns: repeat(2, 1fr);
    }
}

.crew-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition:
        transform var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.crew-card:hover,
.crew-card:focus-within {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.crew-avatar {
    flex: 0 0 auto;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: #000;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.crew-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}

.crew-info p {
    margin: 0;
}

.crew-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
}

.crew-title {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.crew-handle .handle {
    color: var(--text-muted);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.95rem;
}

/* Recruit-Aufruf (unter der Crew)
   ========================================================================== */
.recruit {
    margin-top: 2rem;
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(242, 177, 52, 0.12), rgba(110, 231, 183, 0.08)), var(--bg-elev);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius);
}

.recruit-icon {
    flex: 0 0 auto;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(242, 177, 52, 0.15);
    color: var(--primary);
}

.recruit-content {
    flex: 1;
    min-width: 0;
}

.recruit-content h3 {
    margin: 0 0 0.5rem;
    color: var(--primary);
}

.recruit-content p {
    margin: 0 0 1rem;
}

.recruit-actions {
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.recruit-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 32rem) {
    .recruit {
        flex-direction: column;
    }
}

/* Utility: nur für Screenreader sichtbar */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    transition:
        transform var(--transition),
        background var(--transition),
        color var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: #000;
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: var(--primary-hover);
    color: #000;
    transform: translateY(-1px);
}

.link-btn {
    background: transparent;
    border: none;
    padding: 0;
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    cursor: pointer;
    font: inherit;
}

.link-btn:hover,
.link-btn:focus-visible {
    color: var(--primary-hover);
}

/* Gallery
   ========================================================================== */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 1.25rem;
}

.gallery-item {
    margin: 0;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition:
        transform var(--transition),
        border-color var(--transition);
}

.gallery-item:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
}

.gallery-placeholder {
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    background: linear-gradient(135deg, rgba(242, 177, 52, 0.12), rgba(110, 231, 183, 0.08)), var(--bg-elev-2);
}

.gallery-item figcaption {
    padding: 0.75rem 1rem;
    font-weight: 500;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
}

/* Instagram-Kacheln
   ========================================================================== */
.insta-tiles {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    gap: 1.25rem;
}

.insta-tile {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    text-decoration: none;
    color: var(--text);
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
    transition:
        transform var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.insta-tile::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #feda75 0%, #fa7e1e 25%, #d62976 50%, #962fbf 75%, #4f5bd5 100%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.insta-tile:hover,
.insta-tile:focus-visible {
    color: var(--text);
    transform: translateY(-2px);
    border-color: transparent;
    box-shadow: var(--shadow);
}

.insta-tile:hover::before,
.insta-tile:focus-visible::before {
    opacity: 0.14;
}

.insta-tile-icon {
    flex: 0 0 auto;
    width: 3rem;
    height: 3rem;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, #feda75 0%, #fa7e1e 25%, #d62976 50%, #962fbf 75%, #4f5bd5 100%);
    position: relative;
    z-index: 1;
}

.insta-tile-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
    position: relative;
    z-index: 1;
}

.insta-tile-label {
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.insta-tile-handle {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
}

.insta-tile-name {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Cards
   ========================================================================== */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition:
        transform var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.card h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.card ul {
    padding-left: 1.25rem;
    margin: 1rem 0 0;
}

.card li {
    margin-bottom: 0.25rem;
}

/* Timeline (Events)
   ========================================================================== */
.timeline {
    list-style: none;
    padding: 0;
    margin: 0;
    position: relative;
    counter-reset: timeline;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 5rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline li {
    position: relative;
    padding: 0 0 2rem 7rem;
    min-height: 3rem;
}

.timeline li::before {
    content: '';
    position: absolute;
    left: calc(5rem - 6px);
    top: 0.5rem;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg);
}

.timeline-date {
    position: absolute;
    left: 0;
    top: 0.25rem;
    width: 4rem;
    text-align: right;
    font-weight: 700;
    color: var(--primary);
}

.timeline-content h3 {
    margin-top: 0;
    margin-bottom: 0.25rem;
}

.timeline-content p {
    color: var(--text-muted);
    margin: 0;
}

/* Kompakte Timeline (innerhalb eines Jahr-Accordions) */
.timeline-compact::before {
    left: 0.5rem;
}

.timeline-compact li {
    padding-left: 2rem;
}

.timeline-compact li::before {
    left: calc(0.5rem - 5px);
}

.timeline-compact li:last-child {
    padding-bottom: 0;
}

/* Jahr-Accordion (aufklappbare Bereiche)
   ========================================================================== */
.year-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.year {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--transition);
}

.year[open] {
    border-color: var(--primary);
}

.year > summary {
    list-style: none;
    cursor: pointer;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 700;
    color: var(--text);
    user-select: none;
    transition: background var(--transition);
}

.year > summary::-webkit-details-marker {
    display: none;
}

.year > summary:hover {
    background: var(--bg-elev-2);
}

.year > summary:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: -3px;
}

.year-label {
    font-size: 1.5rem;
    color: var(--primary);
    letter-spacing: 0.02em;
}

.year-count {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    margin-right: auto;
}

.year-icon {
    width: 0.75rem;
    height: 0.75rem;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
    transition: transform var(--transition);
    flex: 0 0 auto;
}

.year[open] > summary .year-icon {
    transform: rotate(-135deg);
}

.year > .timeline {
    padding: 0.5rem 1.25rem 1.25rem;
}

@media (max-width: 40rem) {
    .timeline::before {
        left: 0.5rem;
    }

    .timeline li {
        padding-left: 2rem;
    }

    .timeline li::before {
        left: calc(0.5rem - 5px);
    }

    .timeline-date {
        position: static;
        display: inline-block;
        text-align: left;
        width: auto;
        margin-bottom: 0.25rem;
    }
}

/* Footer
   ========================================================================== */
.site-footer {
    background: var(--bg-elev);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
}

.footer-copy {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
}

/* Modal
   ========================================================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal[hidden] {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: fadeIn 200ms ease;
}

.modal-dialog {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: 40rem;
    width: 100%;
    max-height: calc(100vh - 2rem);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow);
    animation: slideUp 220ms ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    gap: 1rem;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.35rem;
}

.modal-close {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-sm);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition:
        background var(--transition),
        color var(--transition);
}

.modal-close:hover,
.modal-close:focus-visible {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}

.modal-body {
    padding: 1.25rem 1.5rem 1.5rem;
    overflow-y: auto;
}

.modal-body h3 {
    margin-top: 1.25rem;
    color: var(--primary);
    font-size: 1.05rem;
}

.modal-body h3:first-child {
    margin-top: 0;
}

/* Prevent body scroll when modal open */
body.modal-open {
    overflow: hidden;
}

/* Animations
   ========================================================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* Responsive Navigation
   ========================================================================== */
@media (max-width: 48rem) {
    .menu-toggle {
        display: inline-flex;
        order: 2;
    }

    .primary-nav {
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--bg-elev);
        border-bottom: 1px solid var(--border);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition);
    }

    .primary-nav.is-open {
        max-height: 20rem;
    }

    .primary-nav ul {
        flex-direction: column;
        padding: 0.75rem 1rem;
        gap: 0.25rem;
    }

    .primary-nav a {
        display: block;
        padding: 0.75rem 1rem;
    }
}