/* 
 * Model Selector Renovated Styles
 * Premium glassmorphism, card-based layout, and sleek animations.
 */

:root {
  --model-p-h: 174;
  --model-p-s: 100%;
  --model-p-l: 45%;
  --model-primary: hsl(var(--model-p-h), var(--model-p-s), var(--model-p-l));
  --model-bg-glass: rgba(10, 10, 12, 0.85);
  --model-border: rgba(255, 255, 255, 0.08);
  --model-card-bg: rgba(255, 255, 255, 0.02);
  --model-card-hover: rgba(255, 255, 255, 0.05);
  --model-card-selected: hsla(var(--model-p-h), var(--model-p-s), var(--model-p-l), 0.1);
  --model-text: #e2e8f0;
  --model-text-dim: #94a3b8;
}

/* Modal Overlay & Centering */
.modal-overlay {
    display: none;
    position: fixed;
    top:0; left:0; right:0; bottom:0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: fadeIn 0.2s ease-out;
}
.modal-overlay.active { display: flex; }

/* Modal Content Inner Box */
.model-selector-box {
    width: 100%;
    max-width: 720px;
    max-height: 60vh;
    background: var(--model-bg-glass);
    border: 1px solid var(--model-border);
    border-radius: 20px;
    box-shadow: 0 12px 48px rgba(0,0,0,0.6), 0 0 100px -20px var(--model-card-selected);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from { opacity:0; transform: translateY(20px) scale(0.98); }
    to { opacity:1; transform: translateY(0) scale(1); }
}

/* Header & Search Area */
.model-engine-tabs {
    display: flex;
    background: rgba(0,0,0,0.3);
    padding: 6px;
    border-bottom: 1px solid var(--model-border);
}
.engine-tab {
    flex: 1;
    padding: 6px;
    border: none;
    background: transparent;
    color: var(--model-text-dim);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 10px;
}
.engine-tab i { width: 16px; height: 16px; }
.engine-tab:hover { background: rgba(255,255,255,0.03); color: #fff; }
.engine-tab.active {
    background: var(--model-card-bg);
    color: var(--model-primary);
    box-shadow: inset 0 0 12px rgba(var(--model-p-h), var(--model-p-s), var(--model-p-l), 0.1);
}

.model-header {
    padding: 10px 16px;
    border-bottom: 1px solid var(--model-border);
    display: flex;
    justify-content: space-between; 
    align-items: center;
    gap: 16px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
}
.model-search-wrap {
    flex: 1;
    position: relative;
}
.model-search-wrap i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--model-text-dim);
    font-size: 16px;
    pointer-events: none;
}
.model-search-input {
    width: 100%;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--model-border);
    border-radius: 12px;
    padding: 12px 14px 12px 42px;
    color: #fff;
    font-family: inherit;
    font-size: 14px;
    transition: 0.2s;
    outline: none;
}
.model-search-input:focus {
    border-color: var(--model-primary);
    box-shadow: 0 0 0 3px var(--model-card-selected);
}

/* Filtering Chips */
.model-filters {
    padding: 12px 24px;
    display: flex;
    gap: 8px;
    background: rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--model-border);
    overflow-x: auto;
    scrollbar-width: none;
}
.filter-chip {
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--model-card-bg);
    border: 1px solid var(--model-border);
    color: var(--model-text-dim);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
    white-space: nowrap;
}
.filter-chip:hover {
    color: #fff;
    background: var(--model-card-hover);
}
.filter-chip.active {
    background: var(--model-primary);
    border-color: var(--model-primary);
    color: #fff;
    box-shadow: 0 0 16px -4px var(--model-primary);
}

/* Model Cards Grid Container */
.model-cards-container {
    flex: 1;
    overflow-y: auto;
    padding: 12px 16px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    align-content: start;
    scrollbar-width: thin;
    scrollbar-color: var(--model-border) transparent;
}

/* Model Card Component */
.model-card {
    background: var(--model-card-bg);
    border: 1px solid var(--model-border);
    border-radius: 10px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s, border-color 0.2s, box-shadow 0.2s;
    position: relative;
    user-select: none;
}
.model-card:hover {
    background: var(--model-card-hover);
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px -4px rgba(0,0,0,0.5);
}
.model-card.selected {
    background: var(--model-card-selected);
    border-color: var(--model-primary);
    box-shadow: 0 0 20px -5px var(--model-card-selected);
}

/* Card Visual Header */
.model-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.model-identity {
    display: flex;
    gap: 6px;
    align-items: center;
}
.model-provider-badge {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 9px;
    font-weight: 800;
    text-transform: uppercase;
    background: rgba(255,255,255,0.08);
    color: var(--model-text-dim);
    letter-spacing: 1px;
}
.model-provider-badge.openrouter { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.model-provider-badge.openai { background: rgba(16, 163, 127, 0.15); color: #2acf9e; }
.model-provider-badge.anthropic { background: rgba(217, 119, 87, 0.15); color: #fb923c; }

.free-tag {
    background: linear-gradient(135deg, #00c6fb 0%, #005bea 100%);
    color: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 8px;
    font-weight: 800;
}

.trading-safe-badge {
    background: rgba(var(--model-p-h), var(--model-p-s), var(--model-p-l), 0.1);
    border: 1px solid var(--model-primary);
    color: var(--model-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 8px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 3px;
}

.health-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}
.health-dot.healthy { background: #00e68a; box-shadow: 0 0 8px #00e68a; }
.health-dot.degraded { background: #f5a623; }
.health-dot.down { background: #ff3b5c; }
.health-dot.unknown { background: #404858; }

/* Card Title & Info */
.model-title {
    font-weight: 700;
    font-size: 12px;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}
.model-id-raw {
    font-family: 'JetBrains Mono', monospace;
    font-size: 9px;
    color: var(--model-text-dim);
    margin-top: 4px;
    opacity: 0.6;
}

/* Card Footer Stats */
.model-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 10px;
}
.model-caps { display: flex; gap: 4px; }
.cap-icon { color: var(--model-text-dim); opacity: 0.7; transform: scale(0.8); }
.model-context {
    font-size: 10px;
    color: var(--model-text-dim);
    font-weight: 500;
}

/* Toggle Selection Look */
.active-check {
    position: absolute;
    bottom: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    background: var(--model-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    border: 2px solid var(--model-bg-glass);
}

/* Sidebar Tool Trigger (The main UI entry point) */
.model-selector-trigger {
    background: var(--model-card-bg);
    border: 1px solid var(--model-border);
    padding: 8px 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: 0.2s;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}
.model-selector-trigger:hover {
    background: var(--model-card-hover);
    border-color: rgba(255,255,255,0.2);
}
.model-trigger-content {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}
.model-trigger-content .model-icon {
    width: 16px;
    height: 16px;
    color: var(--model-primary);
}
.model-trigger-content .model-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--model-text);
}
.chevron-icon {
    width: 14px;
    height: 14px;
    color: var(--model-text-dim);
    margin-left: 8px;
}

.no-models {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: var(--model-text-dim);
    font-style: italic;
}

/* Tier filter row */
.model-tier-filters {
    background: rgba(0,0,0,0.15);
    border-bottom: 1px solid var(--model-border);
}

/* Premium tag */
.premium-tag {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 8px;
    font-weight: 800;
}

/* Toggle switch for settings */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
}
.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 20px;
    transition: 0.3s;
}
.toggle-slider::before {
    content: "";
    position: absolute;
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background: #94a3b8;
    border-radius: 50%;
    transition: 0.3s;
}
.toggle-switch input:checked + .toggle-slider {
    background: hsla(174, 100%, 45%, 0.2);
    border-color: hsl(174, 100%, 45%);
}
.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(16px);
    background: hsl(174, 100%, 45%);
}