/* ============================================================
   ABOODVIDEO Viewer Design System — Components (V1)
   Buttons, Badges, Filter Pills, Input fields, Skeletons,
   Empty states, and Alert banners.
   ============================================================ */

/* --- Buttons --- */
.viewer-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--v-font);
    font-weight: 600;
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--v-radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--v-transition-fast);
    white-space: nowrap;
}

.viewer-btn-sm {
    font-size: 0.82rem;
    padding: 7px 12px;
    border-radius: var(--v-radius-sm);
}

.viewer-btn-md {
    font-size: 0.92rem;
    padding: 10px 18px;
}

.viewer-btn-lg {
    font-size: 1.05rem;
    padding: 13px 26px;
    border-radius: var(--v-radius-lg);
}

.viewer-btn-primary {
    background: var(--v-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.viewer-btn-primary:hover {
    background: var(--v-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.viewer-btn-primary:active {
    background: var(--v-primary-active);
    transform: translateY(0);
}

.viewer-btn-secondary {
    background: var(--v-surface-2);
    color: var(--v-text-primary);
    border-color: var(--v-border-light);
}

.viewer-btn-secondary:hover {
    background: var(--v-surface-3);
    border-color: rgba(148, 163, 184, 0.35);
    color: #ffffff;
    transform: translateY(-1px);
}

.viewer-btn-ghost {
    background: transparent;
    color: var(--v-text-secondary);
}

.viewer-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--v-text-primary);
}

.viewer-btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    border-radius: var(--v-radius-sm);
    background: var(--v-surface-1);
    border: 1px solid var(--v-border);
    color: var(--v-text-secondary);
}

.viewer-btn-icon:hover {
    background: var(--v-surface-2);
    color: var(--v-text-primary);
}

/* --- Badges --- */
.viewer-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1;
    padding: 4px 8px;
    border-radius: var(--v-radius-xs);
    white-space: nowrap;
    letter-spacing: 0.02em;
}

.viewer-badge-4k {
    background: var(--v-badge-4k-bg);
    color: var(--v-badge-4k);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.viewer-badge-ass {
    background: var(--v-badge-ass-bg);
    color: var(--v-badge-ass);
    border: 1px solid rgba(139, 92, 246, 0.35);
}

.viewer-badge-hd {
    background: var(--v-badge-hd-bg);
    color: var(--v-badge-hd);
    border: 1px solid rgba(45, 212, 191, 0.35);
}

.viewer-badge-gold {
    background: var(--v-badge-gold-bg);
    color: var(--v-badge-gold);
    border: 1px solid rgba(245, 158, 11, 0.35);
}

.viewer-badge-neutral {
    background: rgba(255, 255, 255, 0.07);
    color: var(--v-text-secondary);
    border: 1px solid var(--v-border);
}

/* --- Form Controls & Inputs --- */
.viewer-input {
    width: 100%;
    height: 42px;
    padding: 0 14px;
    border-radius: var(--v-radius-md);
    background: var(--v-surface-1);
    border: 1px solid var(--v-border);
    color: var(--v-text-primary);
    font-family: var(--v-font);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--v-transition-fast);
}

.viewer-input:focus {
    background: var(--v-surface-2);
    border-color: var(--v-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.viewer-select {
    height: 40px;
    padding: 0 14px 0 32px;
    border-radius: var(--v-radius-md);
    background-color: var(--v-surface-1);
    border: 1px solid var(--v-border);
    color: var(--v-text-primary);
    font-family: var(--v-font);
    font-size: 0.88rem;
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 10px center;
    background-size: 16px;
    transition: all var(--v-transition-fast);
}

.viewer-select:focus {
    border-color: var(--v-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* --- Filter Pills & Toolbar --- */
.viewer-filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 28px;
    padding: 14px 18px;
    background: var(--v-surface-1);
    border: 1px solid var(--v-border);
    border-radius: var(--v-radius-lg);
}

.viewer-filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.viewer-filter-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 15px;
    border-radius: var(--v-radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--v-text-secondary);
    background: var(--v-surface-2);
    border: 1px solid var(--v-border);
    cursor: pointer;
    transition: all var(--v-transition-fast);
    text-decoration: none;
}

.viewer-filter-pill:hover {
    color: var(--v-text-primary);
    background: var(--v-surface-3);
    border-color: var(--v-border-light);
}

.viewer-filter-pill.is-active {
    color: #ffffff;
    background: var(--v-primary);
    border-color: var(--v-primary);
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.35);
}

.viewer-filter-search-wrap {
    flex: 1;
    min-width: 240px;
    position: relative;
}

.viewer-filter-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.viewer-filter-summary-text {
    color: var(--v-text-secondary);
    font-size: 0.9rem;
}

.viewer-filter-strong {
    color: var(--v-text-primary);
}

.viewer-filter-highlight {
    color: var(--v-primary);
}

.viewer-filter-reset {
    font-size: 0.85rem;
    color: var(--v-text-muted);
    text-decoration: underline;
}

.viewer-specs-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-block: 6px 18px;
}

/* --- Error States & Modals --- */
.viewer-error-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 55vh;
}

.viewer-error-card {
    max-width: 520px;
    width: 100%;
    padding: 48px 32px;
    background: var(--v-surface-2);
    border-style: solid;
}

.viewer-error-icon-box {
    width: 64px;
    height: 64px;
    border-radius: var(--v-radius-full);
    background: rgba(239, 68, 68, 0.12);
    color: var(--v-danger);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-inline: auto;
    margin-bottom: 20px;
}

.viewer-error-title-lg {
    font-size: 1.4rem;
}

.viewer-error-desc-spaced {
    margin-bottom: 28px;
}

.viewer-error-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* --- Skeletons & Shimmer --- */
@keyframes viewer-shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.viewer-skeleton {
    background: linear-gradient(90deg, #111a2c 25%, #18253d 50%, #111a2c 75%);
    background-size: 200% 100%;
    animation: viewer-shimmer 1.8s infinite linear;
    border-radius: var(--v-radius-sm);
}

.viewer-skeleton-card {
    aspect-ratio: 2 / 3;
    border-radius: var(--v-radius-md);
    width: 100%;
}

.viewer-skeleton-text {
    height: 16px;
    width: 70%;
    margin-top: 10px;
}

/* --- Empty State --- */
.viewer-empty-state {
    text-align: center;
    padding: 64px 24px;
    background: var(--v-surface-1);
    border: 1px dashed var(--v-border-light);
    border-radius: var(--v-radius-xl);
    margin-block: 24px;
}

.viewer-empty-icon {
    width: 56px;
    height: 56px;
    margin-inline: auto;
    margin-bottom: 16px;
    color: var(--v-text-muted);
}

.viewer-empty-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--v-text-primary);
}

.viewer-empty-desc {
    color: var(--v-text-muted);
    font-size: 0.92rem;
    max-width: 440px;
    margin-inline: auto;
    margin-bottom: 20px;
}