/* =============================================================================
   TBS Vouchers – Frontend Styles
   Coupon-Design mit Perforations-Effekt & Brand-Colors
   ============================================================================= */

/* Basis-Reset & Custom Properties */
.tbs-vouchers-wrap {
    --gutter:        1.5rem;
    --radius:        14px;
    --shadow:        0 4px 24px rgba(0,0,0,.10);
    --shadow-hover:  0 12px 40px rgba(0,0,0,.18);
    --perforation:   10px;
    --font-display:  'DM Sans', 'Segoe UI', system-ui, sans-serif;
    --font-mono:     'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    --color-bg:      #f7f8fc;
    --color-surface: #ffffff;
    --color-text:    #1a1d23;
    --color-muted:   #6b7280;
    --color-border:  #e5e7eb;
    --color-accent:  #2563eb;

    font-family: var(--font-display);
    padding: 2rem 0 3rem;
    background: var(--color-bg);
    border-radius: 20px;
    margin: 2rem 0;
}

/* Header */
.tbs-vouchers-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding: 0 1rem;
}

.tbs-vouchers-title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    color: var(--color-text);
    margin: 0 0 .5rem;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
}

.tbs-vouchers-icon {
    font-size: 1.2em;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,.15));
}

.tbs-vouchers-subtitle {
    color: var(--color-muted);
    font-size: .95rem;
    margin: 0;
}

/* Grid */
.tbs-vouchers-grid {
    display: grid;
    gap: var(--gutter);
    padding: 0 var(--gutter);
}

.tbs-cols-1 .tbs-vouchers-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
.tbs-cols-2 .tbs-vouchers-grid { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.tbs-cols-3 .tbs-vouchers-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.tbs-cols-4 .tbs-vouchers-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

/* =============================================================================
   VOUCHER CARD
   ============================================================================= */
.tbs-voucher-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease;
    border: 1.5px solid var(--color-border);

    /* Brand-Akzent-Linie links */
    border-left: 4px solid var(--brand-color, #333);
}

.tbs-voucher-card:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--shadow-hover);
}

/* Featured */
.tbs-voucher--featured {
    border-left-width: 5px;
    box-shadow: 0 6px 32px rgba(0,0,0,.15), 0 0 0 2px color-mix(in srgb, var(--brand-color) 20%, transparent);
}

.tbs-voucher--featured::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-color), color-mix(in srgb, var(--brand-color) 50%, #fff));
}

/* Expiring soon */
.tbs-voucher--expiring {
    border-top: 2px solid #f59e0b;
}

/* Perforation */
.tbs-voucher-perforations {
    height: var(--perforation);
    position: relative;
    background: transparent;
    flex-shrink: 0;
}

.tbs-voucher-perforations::before {
    content: '';
    position: absolute;
    left: 16px; right: 16px;
    height: 1px;
    background: repeating-linear-gradient(
        90deg,
        var(--color-border) 0px,
        var(--color-border) 6px,
        transparent 6px,
        transparent 12px
    );
    top: 50%;
}

/* Card Head */
.tbs-voucher-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 1rem 1.25rem .75rem;
    gap: .75rem;
}

.tbs-voucher-provider {
    display: flex;
    align-items: center;
    gap: .5rem;
    min-width: 0;
}

.tbs-voucher-logo {
    width: 28px;
    height: 28px;
    object-fit: contain;
    border-radius: 6px;
    flex-shrink: 0;
    background: #f3f4f6;
    padding: 2px;
}

.tbs-voucher-provider-name {
    font-size: .8rem;
    font-weight: 700;
    color: var(--brand-color, var(--color-text));
    text-transform: uppercase;
    letter-spacing: .08em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Badge */
.tbs-voucher-badge {
    font-size: .7rem;
    font-weight: 700;
    padding: .2rem .55rem;
    border-radius: 20px;
    white-space: nowrap;
    flex-shrink: 0;
}

.tbs-badge--featured {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #fff;
    box-shadow: 0 2px 8px rgba(245,158,11,.3);
}

.tbs-badge--expiring {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

/* Discount Bubble */
.tbs-voucher-discount {
    flex-shrink: 0;
}

.tbs-discount-value {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 52px;
    padding: .3rem .6rem;
    border-radius: 10px;
    font-size: .85rem;
    font-weight: 800;
    color: #fff;
    background: var(--brand-color, #e53e3e);
    box-shadow: 0 3px 10px color-mix(in srgb, var(--brand-color) 40%, transparent);
    line-height: 1.2;
    text-align: center;
}

/* Divider (Coupon-Trennlinie) */
.tbs-voucher-divider {
    display: flex;
    align-items: center;
    padding: 0 0;
    position: relative;
    margin: 0;
    height: 0;
}

.tbs-divider-circle {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-bg);
    border: 1.5px solid var(--color-border);
    flex-shrink: 0;
    position: absolute;
    top: -8px;
}

.tbs-circle-left  { left: -9px; }
.tbs-circle-right { right: -9px; }

.tbs-divider-line {
    flex: 1;
    height: 0;
    border-top: 1.5px dashed var(--color-border);
    margin: 0 8px;
}

/* Card Body */
.tbs-voucher-body {
    padding: 1.25rem 1.25rem 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.tbs-voucher-title {
    font-size: .95rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tbs-voucher-desc {
    font-size: .83rem;
    color: var(--color-muted);
    margin: 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Code Box */
.tbs-voucher-code-wrap {
    display: flex;
    flex-direction: column;
    gap: .35rem;
}

.tbs-code-label {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-muted);
    font-weight: 600;
}

.tbs-code-box {
    display: flex;
    align-items: center;
    gap: .5rem;
    background: #f1f5f9;
    border: 1.5px dashed var(--brand-color, var(--color-border));
    border-radius: 8px;
    padding: .55rem .75rem;
}

.tbs-code-value {
    font-family: var(--font-mono);
    font-size: .95rem;
    font-weight: 700;
    color: var(--brand-color, var(--color-text));
    letter-spacing: .12em;
    flex: 1;
    user-select: all;
}

.tbs-code-copy {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    background: var(--brand-color, var(--color-accent));
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: .35rem .65rem;
    font-size: .75rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity .15s, transform .1s;
    white-space: nowrap;
    flex-shrink: 0;
    font-family: var(--font-display);
}

.tbs-code-copy:hover  { opacity: .88; }
.tbs-code-copy:active { transform: scale(.95); }

.tbs-copy-feedback {
    display: none;
    font-size: .75rem;
    color: #059669;
    font-weight: 600;
}

.tbs-copy-feedback.tbs-visible {
    display: inline-block;
    animation: tbs-fade-in .2s ease;
}

/* Auto-deal badge */
.tbs-voucher-type-badge span {
    font-size: .75rem;
    color: #059669;
    background: #d1fae5;
    padding: .25rem .65rem;
    border-radius: 20px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
}

.tbs-voucher-type-badge span::before {
    content: '✓';
}

/* Validity */
.tbs-voucher-validity {
    display: flex;
    align-items: center;
    gap: .35rem;
    font-size: .78rem;
    color: var(--color-muted);
    margin-top: auto;
    padding-top: .25rem;
}

.tbs-voucher-validity svg {
    flex-shrink: 0;
    opacity: .7;
}

.tbs-validity--urgent {
    color: #b45309;
}

.tbs-days-left {
    font-weight: 700;
    color: #d97706;
}

/* Card Footer / CTA */
.tbs-voucher-footer {
    padding: .75rem 1.25rem 1rem;
    border-top: 1px solid var(--color-border);
}

.tbs-voucher-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    width: 100%;
    padding: .65rem 1rem;
    background: var(--brand-color, var(--color-accent));
    color: #fff !important;
    text-decoration: none;
    border-radius: 8px;
    font-size: .88rem;
    font-weight: 700;
    transition: opacity .15s, transform .15s, box-shadow .15s;
    box-shadow: 0 3px 12px color-mix(in srgb, var(--brand-color) 35%, transparent);
}

.tbs-voucher-cta:hover {
    opacity: .9;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px color-mix(in srgb, var(--brand-color) 45%, transparent);
    color: #fff !important;
    text-decoration: none;
}

.tbs-voucher-cta svg {
    transition: transform .2s;
}

.tbs-voucher-cta:hover svg {
    transform: translateX(3px);
}

/* Empty State */
.tbs-vouchers-empty {
    text-align: center;
    padding: 3rem;
    color: var(--color-muted);
}

/* Footer Note */
.tbs-vouchers-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding: 0 1rem;
}

.tbs-vouchers-update-note {
    font-size: .75rem;
    color: var(--color-muted);
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    margin: 0;
}

/* Animations */
@keyframes tbs-fade-in {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 640px) {
    .tbs-vouchers-wrap {
        --gutter: 1rem;
        border-radius: 12px;
    }

    .tbs-cols-2 .tbs-vouchers-grid,
    .tbs-cols-3 .tbs-vouchers-grid,
    .tbs-cols-4 .tbs-vouchers-grid {
        grid-template-columns: 1fr;
    }

    .tbs-voucher-head {
        flex-wrap: wrap;
    }
}

@media (min-width: 641px) and (max-width: 900px) {
    .tbs-cols-3 .tbs-vouchers-grid,
    .tbs-cols-4 .tbs-vouchers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    .tbs-vouchers-wrap {
        --color-bg:      #111827;
        --color-surface: #1f2937;
        --color-text:    #f9fafb;
        --color-muted:   #9ca3af;
        --color-border:  #374151;
    }

    .tbs-code-box {
        background: #111827;
    }

    .tbs-divider-circle {
        background: #111827;
    }
}