/* ============================================
   THE AI VAULT: ESCAPE THE FUTURE
   Reusable UI Components
   ============================================ */

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    min-height: 44px;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--room-accent);
    color: #fff;
    box-shadow: 0 0 20px rgba(var(--room-accent-rgb), 0.3);
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(var(--room-accent-rgb), 0.5);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: transparent;
    color: var(--room-accent);
    border: 1px solid var(--room-accent);
}

.btn-secondary:hover {
    background: rgba(var(--room-accent-rgb), 0.1);
    transform: translateY(-2px);
}

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

.btn-ghost:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
    min-height: 32px;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    min-height: 52px;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--radius-full);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
}

/* ---- Panels / Cards ---- */
.panel {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
}

.panel-glow {
    box-shadow: var(--shadow-glow);
}

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    border-color: rgba(var(--room-accent-rgb), 0.4);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.card.locked {
    opacity: 0.5;
    cursor: not-allowed;
}

.card.locked:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--color-border);
}

.card.completed {
    border-color: var(--color-success);
}

.card.completed::after {
    content: '\2713';
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 24px;
    height: 24px;
    background: var(--color-success);
    color: #fff;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 700;
}

/* ---- Progress Bar ---- */
.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(var(--room-accent-rgb), 0.15);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--room-accent);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
    box-shadow: 0 0 10px rgba(var(--room-accent-rgb), 0.5);
}

/* ---- Progress Dots ---- */
.progress-dots {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.progress-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background: var(--color-border);
    transition: all var(--transition-normal);
}

.progress-dot.active {
    background: var(--room-accent);
    box-shadow: 0 0 8px rgba(var(--room-accent-rgb), 0.5);
}

.progress-dot.completed {
    background: var(--color-success);
}

/* ---- Modal ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.modal-title {
    font-size: var(--font-size-xl);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    font-size: 1.25rem;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

/* ---- Tooltip ---- */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    border: 1px solid var(--color-border);
}

.tooltip:hover::after {
    opacity: 1;
}

/* ---- Toast / Notification ---- */
.toast-container {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-md));
    right: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: var(--z-toast);
    pointer-events: none;
}

.toast {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    transform: translateX(120%);
    transition: transform var(--transition-spring);
    pointer-events: auto;
    max-width: 350px;
}

.toast.show {
    transform: translateX(0);
}

.toast-success { border-left: 3px solid var(--color-success); }
.toast-error { border-left: 3px solid var(--color-error); }
.toast-info { border-left: 3px solid var(--room-accent); }

/* ---- Badge ---- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-accent {
    background: rgba(var(--room-accent-rgb), 0.15);
    color: var(--room-accent);
    border: 1px solid rgba(var(--room-accent-rgb), 0.3);
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* ---- Divider ---- */
.divider {
    width: 100%;
    height: 1px;
    background: var(--color-border);
    margin: var(--spacing-lg) 0;
}

/* ---- Character Chat Bubble ---- */
.character-bubble {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--room-accent);
    margin-bottom: var(--spacing-md);
}

.character-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: rgba(var(--room-accent-rgb), 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.5rem;
}

.character-text {
    flex: 1;
}

.character-name {
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    color: var(--room-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-xs);
}

.character-message {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-sm);
}

/* ---- Form Elements ---- */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-input);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.form-input:focus {
    border-color: var(--room-accent);
    box-shadow: 0 0 0 3px var(--room-accent-soft);
}

/* ---- Slider ---- */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(var(--room-accent-rgb), 0.15);
    border-radius: var(--radius-full);
    outline: none;
    border: none;
    padding: 0;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    background: var(--room-accent);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(var(--room-accent-rgb), 0.5);
    transition: transform var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    background: var(--room-accent);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(var(--room-accent-rgb), 0.5);
}

/* ---- Puzzle Container ---- */
.puzzle-container {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    position: relative;
}

.puzzle-header {
    margin-bottom: var(--spacing-xl);
}

.puzzle-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.puzzle-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.puzzle-body {
    margin-bottom: var(--spacing-xl);
}

.puzzle-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.puzzle-feedback {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    display: none;
}

.puzzle-feedback.show {
    display: block;
    animation: fadeSlideIn var(--transition-normal) forwards;
}

.puzzle-feedback.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--color-success);
}

.puzzle-feedback.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-error);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .btn-lg {
        padding: var(--spacing-sm) var(--spacing-xl);
        font-size: var(--font-size-base);
    }

    .modal {
        padding: var(--spacing-lg);
        width: 95%;
    }

    .puzzle-container {
        padding: var(--spacing-lg);
    }

    .puzzle-footer {
        flex-direction: column;
    }

    .character-bubble {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}