/* ==========================================================================
   PixelPanther Design System – Tokens & Primitives
   --------------------------------------------------------------------------
   Abgeleitet aus dem Original-Stylesheet der PixelPanther-Website
   (style.css, Design Tokens + Komponenten). Farben, Gradient, Radii,
   Glas-Cards, Input-Focus und Typografie entsprechen 1:1 der Marke;
   die Status-Warnfarbe (Amber) ist ergänzt, da das Original keinen
   Gelbton definiert – abgestimmt auf Mint/Teal.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Selbst gehostete Fonts (DSGVO: keine Requests zu Google-Servern)
   Poppins + Montserrat, SIL Open Font License – siehe assets/fonts/
   -------------------------------------------------------------------------- */
@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/poppins-latin-400-normal.woff2') format('woff2');
}
@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/poppins-latin-500-normal.woff2') format('woff2');
}
@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/poppins-latin-600-normal.woff2') format('woff2');
}
@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/poppins-latin-700-normal.woff2') format('woff2');
}
@font-face {
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/montserrat-latin-700-normal.woff2') format('woff2');
}

:root {
    /* Farben – Flächen (PixelPanther Original-Tokens) */
    --color-background: #13161b;
    --color-surface: #191c20;
    --color-surface-raised: #1b1f26;
    --color-surface-hover: #21252d;
    --color-border: #262a33;
    --color-border-strong: #343945;

    /* Farben – Marke (Teal + Mint, Gradient wie auf pixelpanther.eu) */
    --color-primary: #66c9ff;
    --color-primary-hover: #8ad5ff;
    --color-primary-soft: rgba(102, 201, 255, 0.1);
    --color-accent: #00ffc5;
    --color-accent-soft: rgba(0, 255, 197, 0.08);
    --accent-a-rgb: 102, 201, 255;
    --accent-b-rgb: 0, 255, 197;
    --gradient: linear-gradient(304deg, #00ffc5 0%, #66c8ff 100%);
    --gradient-rev: linear-gradient(304deg, #66c8ff 0%, #00ffc5 100%);
    --on-gradient: #06110d;

    /* Farben – Text */
    --color-text: rgba(255, 255, 255, 0.7);
    --color-text-secondary: rgba(255, 255, 255, 0.55);
    --color-text-strong: #ffffff;
    --color-heading: #efefef;
    --color-muted: rgba(255, 255, 255, 0.45);

    /* Farben – Status (Grün/Pink/Rot aus dem Original, Amber ergänzt) */
    --color-success: #71ca00;
    --color-success-soft: rgba(113, 202, 0, 0.12);
    --color-warning: #ffb84e;
    --color-warning-soft: rgba(255, 184, 78, 0.12);
    --color-danger: #ff5a4e;
    --color-danger-soft: rgba(255, 90, 78, 0.12);
    --color-info: #66c9ff;
    --color-info-soft: rgba(102, 201, 255, 0.12);
    --color-pink: #fd69b5;

    /* Glas-Cards (Original: --pp-card-*) */
    --card-bg-rgb: 23, 26, 33;
    --card-bg: rgba(var(--card-bg-rgb), 0.25);
    --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.015) 100%);
    --card-blur: blur(12px) saturate(1.2);
    --input-gradient: linear-gradient(to top, rgba(255, 255, 255, 0.01) 0%, rgba(255, 255, 255, 0.03) 100%);

    /* Radii (Original-Tokens: sm 6 / md 14 / lg 22) */
    --radius-control: 6px;
    --radius-card: 14px;
    --radius-lg: 22px;
    --radius-pill: 999px;

    /* Schatten */
    --shadow-card: 0 20px 40px -20px rgba(0, 0, 0, 0.7);
    --shadow-pop: 0 20px 40px -20px rgba(0, 0, 0, 0.7);
    --shadow-focus: 0 0 0 3px rgba(var(--accent-a-rgb), 0.3);

    /* Typografie (Original: Poppins Body, Montserrat Hero) */
    --font-sans: 'Poppins', system-ui, -apple-system, sans-serif;
    --font-hero: 'Montserrat', system-ui, -apple-system, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    --text-xs: 0.75rem;
    --text-sm: 0.85rem;
    --text-base: 0.9rem;
    --text-lg: 1.1rem;
    --text-xl: 1.35rem;
    --text-2xl: 1.7rem;

    /* Abstände */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;

    /* Layout (Original-Container 1400px, Header 80px) */
    --sidebar-width: 248px;
    --topbar-height: 72px;
    --container: 1400px;

    color-scheme: dark;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-text);
    background:
        radial-gradient(1100px 520px at 85% -10%, rgba(var(--accent-a-rgb), 0.07), transparent 60%),
        radial-gradient(900px 420px at -10% 0%, rgba(var(--accent-b-rgb), 0.05), transparent 55%),
        var(--color-background);
    background-attachment: fixed;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    margin: 0 0 var(--space-3);
    font-weight: 600;
    color: var(--color-heading);
    letter-spacing: -0.03em;
}
h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
p { margin: 0 0 var(--space-3); }

a { color: var(--color-text-strong); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--color-primary); }

code, .mono { font-family: var(--font-mono); font-size: 0.85em; }

::selection { background: rgba(var(--accent-a-rgb), 0.35); }

:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
    border-radius: var(--radius-control);
}

/* --------------------------------------------------------------------------
   Buttons (Original: .btn--gradient / .btn--outline)
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 9px 18px;
    border-radius: var(--radius-control);
    border: 1px solid var(--color-border-strong);
    font: inherit;
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--color-text-strong);
    background:
        linear-gradient(#1c2026, #1c2026) padding-box;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease,
        color 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
    text-decoration: none;
}
.btn:hover {
    border-color: rgba(var(--accent-a-rgb), 0.45);
    color: var(--color-text-strong);
    text-decoration: none;
    transform: translateY(-1px);
}
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

.btn-primary {
    background: var(--gradient);
    border-color: transparent;
    color: var(--on-gradient);
    font-weight: 600;
    box-shadow: 0 4px 10px -6px rgba(var(--accent-b-rgb), 0.35);
}
.btn-primary:hover {
    background: var(--gradient-rev);
    color: var(--on-gradient);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px -8px rgba(var(--accent-b-rgb), 0.3);
}

.btn-danger {
    background: var(--color-danger-soft);
    border-color: rgba(255, 90, 78, 0.4);
    color: var(--color-danger);
}
.btn-danger:hover { background: rgba(255, 90, 78, 0.2); border-color: var(--color-danger); color: var(--color-danger); }

.btn-ghost { background: transparent; border-color: transparent; color: var(--color-text-secondary); }
.btn-ghost:hover { background: var(--color-surface-hover); color: var(--color-text-strong); border-color: transparent; transform: none; }

.btn-sm { padding: 5px 11px; font-size: var(--text-xs); }
.btn-icon { padding: 8px; width: 36px; height: 36px; }

/* --------------------------------------------------------------------------
   Cards (Original: Glas-Optik mit --pp-card-*)
   -------------------------------------------------------------------------- */
.card {
    background-color: var(--card-bg);
    background-image: var(--card-gradient);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    transition: border-color 0.25s ease;
}
.card-body { padding: var(--space-5); }
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--color-border);
}
.card-header h2, .card-header h3 { margin: 0; }

/* Fallback ohne Transparenz-Effekte */
@media (prefers-reduced-transparency: reduce) {
    .card {
        background-color: var(--color-surface-raised);
        background-image: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}

/* --------------------------------------------------------------------------
   Formulare (Original: .field mit Gradient-Border-Focus)
   -------------------------------------------------------------------------- */
label, .form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-strong);
    margin-bottom: var(--space-1);
}

.input, .select, .textarea {
    width: 100%;
    padding: 10px 13px;
    font: inherit;
    font-size: var(--text-sm);
    color: var(--color-text);
    background-color: transparent;
    background-image: var(--input-gradient);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-control);
    transition: border-color 0.18s ease;
}
.input::placeholder, .textarea::placeholder { color: var(--color-text); opacity: 0.4; }
.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border: 1px solid transparent;
    background-image:
        var(--input-gradient),
        linear-gradient(var(--color-surface-raised), var(--color-surface-raised)),
        var(--gradient);
    background-origin: padding-box, padding-box, border-box;
    background-clip: padding-box, padding-box, border-box;
}
.input[aria-invalid="true"], .input.is-invalid { border-color: var(--color-danger); }
.textarea { resize: vertical; min-height: 90px; }

.select {
    appearance: none;
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 34px;
    background-image:
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2366c9ff' d='M6 8 0 0h12z'/%3E%3C/svg%3E"),
        var(--input-gradient);
}
.select:focus {
    background-image:
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2366c9ff' d='M6 8 0 0h12z'/%3E%3C/svg%3E"),
        var(--input-gradient),
        linear-gradient(var(--color-surface-raised), var(--color-surface-raised)),
        var(--gradient);
    background-origin: padding-box, padding-box, padding-box, border-box;
    background-clip: padding-box, padding-box, padding-box, border-box;
    background-repeat: no-repeat, repeat, repeat, repeat;
    background-position: right 12px center, 0 0, 0 0, 0 0;
}

.field { margin-bottom: var(--space-4); }
.field-hint { font-size: var(--text-xs); color: var(--color-muted); margin-top: var(--space-1); }
.field-error { font-size: var(--text-xs); color: var(--color-danger); margin-top: var(--space-1); }

.checkbox-row { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); color: var(--color-text); }
.checkbox-row input[type="checkbox"], .checkbox-row input[type="radio"] { width: 16px; height: 16px; accent-color: var(--color-primary); }

/* Toggle-Switch */
.switch { position: relative; display: inline-flex; align-items: center; gap: var(--space-2); cursor: pointer; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch .track {
    width: 38px; height: 22px; border-radius: var(--radius-pill);
    background: var(--color-surface-hover); border: 1px solid var(--color-border-strong);
    transition: background 0.15s ease, border-color 0.15s ease; flex: none;
}
.switch .track::after {
    content: ""; display: block; width: 16px; height: 16px; margin: 2px;
    border-radius: 50%; background: var(--color-muted); transition: transform 0.15s ease, background 0.15s ease;
}
.switch input:checked + .track { background: var(--color-primary-soft); border-color: rgba(var(--accent-a-rgb), 0.5); }
.switch input:checked + .track::after { transform: translateX(16px); background: var(--color-primary); }
.switch input:focus-visible + .track { box-shadow: var(--shadow-focus); }

/* --------------------------------------------------------------------------
   Badges & Status
   -------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: var(--radius-pill);
    border: 1px solid transparent;
    white-space: nowrap;
}
.badge-success { color: var(--color-success); background: var(--color-success-soft); border-color: rgba(113, 202, 0, 0.35); }
.badge-warning { color: var(--color-warning); background: var(--color-warning-soft); border-color: rgba(255, 184, 78, 0.35); }
.badge-danger { color: var(--color-danger); background: var(--color-danger-soft); border-color: rgba(255, 90, 78, 0.35); }
.badge-info { color: var(--color-info); background: var(--color-info-soft); border-color: rgba(var(--accent-a-rgb), 0.35); }
.badge-muted { color: var(--color-muted); background: rgba(255, 255, 255, 0.05); border-color: var(--color-border-strong); }
.badge-primary {
    color: var(--color-primary);
    background: linear-gradient(to top, rgba(var(--accent-a-rgb), 0.02) 0%, rgba(var(--accent-a-rgb), 0.09) 100%);
    border-color: rgba(var(--accent-a-rgb), 0.4);
}

.status-dot {
    display: inline-block;
    width: 9px; height: 9px;
    border-radius: 50%;
    background: var(--color-muted);
    flex: none;
}
.status-dot.success { background: var(--color-success); box-shadow: 0 0 8px rgba(113, 202, 0, 0.6); }
.status-dot.warning { background: var(--color-warning); box-shadow: 0 0 8px rgba(255, 184, 78, 0.6); }
.status-dot.danger { background: var(--color-danger); box-shadow: 0 0 8px rgba(255, 90, 78, 0.6); }
.status-dot.info { background: var(--color-info); }
.status-dot.muted { background: var(--color-muted); }

@keyframes sp-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}
.status-dot.pulse { animation: sp-pulse 1.6s ease-in-out infinite; }

/* --------------------------------------------------------------------------
   Tabellen
   -------------------------------------------------------------------------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius-card); }
table.table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.table th {
    text-align: left;
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-muted);
    padding: 10px var(--space-4);
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}
.table td {
    padding: 12px var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    vertical-align: middle;
}
.table tbody tr { transition: background 0.12s ease; }
.table tbody tr:hover { background: rgba(var(--accent-a-rgb), 0.04); }
.table tbody tr:last-child td { border-bottom: none; }

/* --------------------------------------------------------------------------
   Toasts
   -------------------------------------------------------------------------- */
.toast-stack {
    position: fixed;
    right: var(--space-4);
    bottom: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    z-index: 1000;
    max-width: min(380px, calc(100vw - 32px));
}
.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background-color: rgba(19, 22, 27, 0.97);
    background-image: var(--card-gradient);
    border: 1px solid var(--color-border-strong);
    border-left: 3px solid var(--color-info);
    border-radius: var(--radius-control);
    box-shadow: var(--shadow-pop);
    font-size: var(--text-sm);
    color: var(--color-text);
    animation: toast-in 0.25s ease;
}
.toast.success { border-left-color: var(--color-success); }
.toast.error { border-left-color: var(--color-danger); }
.toast.warning { border-left-color: var(--color-warning); }
@keyframes toast-in {
    from { transform: translateY(8px); opacity: 0; }
    to { transform: none; opacity: 1; }
}

/* --------------------------------------------------------------------------
   Modals
   -------------------------------------------------------------------------- */
.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(10, 12, 16, 0.7);
    backdrop-filter: blur(3px);
    display: flex; align-items: center; justify-content: center;
    padding: var(--space-4);
    z-index: 900;
}
.modal {
    width: 100%; max-width: 440px;
    background: rgba(19, 22, 27, 0.98);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-pop);
    padding: var(--space-5);
}

/* --------------------------------------------------------------------------
   Tooltip (CSS-basiert über data-tooltip)
   -------------------------------------------------------------------------- */
[data-tooltip] { position: relative; }
[data-tooltip]:hover::after, [data-tooltip]:focus-visible::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(19, 22, 27, 0.98);
    color: var(--color-text);
    border: 1px solid var(--color-border-strong);
    padding: 6px 10px;
    font-size: var(--text-xs);
    border-radius: var(--radius-control);
    white-space: pre;
    z-index: 500;
    box-shadow: var(--shadow-pop);
    pointer-events: none;
}

/* --------------------------------------------------------------------------
   Skeleton Loader
   -------------------------------------------------------------------------- */
.skeleton {
    background: linear-gradient(90deg, var(--color-surface-raised) 25%, var(--color-surface-hover) 50%, var(--color-surface-raised) 75%);
    background-size: 200% 100%;
    animation: skeleton 1.3s ease-in-out infinite;
    border-radius: var(--radius-control);
    color: transparent;
    user-select: none;
}
@keyframes skeleton {
    from { background-position: 200% 0; }
    to { background-position: -200% 0; }
}

/* --------------------------------------------------------------------------
   Empty State
   -------------------------------------------------------------------------- */
.empty-state {
    text-align: center;
    padding: var(--space-7) var(--space-5);
    color: var(--color-text-secondary);
}
.empty-state .empty-icon {
    width: 56px; height: 56px;
    margin: 0 auto var(--space-4);
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    color: var(--color-primary);
    background: rgba(var(--accent-a-rgb), 0.08);
    border: 1px solid rgba(var(--accent-a-rgb), 0.3);
    font-size: 24px;
}
.empty-state h3 { color: var(--color-heading); }
.empty-state p { max-width: 420px; margin-inline: auto; }

/* --------------------------------------------------------------------------
   Reduced Motion: alle Loop-/Übergangsanimationen deaktivieren
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.text-muted { color: var(--color-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-sm { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.fw-600 { font-weight: 600; }
.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.flex-center { display: flex; align-items: center; gap: var(--space-2); }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.w-full { width: 100%; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.visually-hidden {
    position: absolute; width: 1px; height: 1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}