/**
 * Components — Premium Light Theme
 * Enterprise-grade navigation, chips, buttons, inputs, cards, and utilities.
 * Blue accent colors, white backgrounds, subtle shadows.
 */

/* -------------------------------------------------------------------------- */
/* Navigation                                                                 */
/* -------------------------------------------------------------------------- */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 0;
}

.nav-link {
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: color var(--transition-base), transform var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* -------------------------------------------------------------------------- */
/* Buttons                                                                    */
/* -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.95rem;
    border: 1px solid var(--border-default);
    border-radius: 0.7rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

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

.btn[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
}

.btn i {
    width: 16px;
    height: 16px;
}

.btn.btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 82, 204, 0.25);
}

.btn.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(0, 82, 204, 0.35);
}

.btn.btn-ghost {
    background: transparent;
    border: 1px dashed var(--border-default);
    color: var(--text-secondary);
}

.btn.btn-ghost:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    border-style: solid;
    color: var(--primary);
}

/* Glass button (header icon buttons) */
.glass-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border-radius: 0.6rem;
    border: 1px solid var(--border-default);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: background var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

.glass-button:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
}

/* -------------------------------------------------------------------------- */
/* Chips                                                                      */
/* -------------------------------------------------------------------------- */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    border: 1px solid var(--border-default);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    transition: background var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

.chip:hover {
    background: var(--bg-accent);
    border-color: var(--primary-light);
    color: var(--primary);
    transform: translateY(-1px);
}

.chip[data-active="true"],
.chip.active {
    background: var(--primary);
    border-color: transparent;
    color: #fff;
}

/* -------------------------------------------------------------------------- */
/* Inputs                                                                     */
/* -------------------------------------------------------------------------- */
.input,
select,
textarea {
    background: var(--bg-primary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    border-radius: 0.6rem;
    padding: 0.6rem 0.75rem;
    transition: border var(--transition-fast), box-shadow var(--transition-fast);
}

.input::placeholder,
textarea::placeholder {
    color: var(--text-tertiary);
}

.input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15);
}

/* -------------------------------------------------------------------------- */
/* Cards                                                                      */
/* -------------------------------------------------------------------------- */
.card {
    background: var(--bg-primary);
    border-radius: 1rem;
    padding: var(--spacing-xl);
    border: 1px solid var(--border-default);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card-hover);
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(1200px 1200px at var(--shine-x, 0%) -20%, rgba(0, 82, 204, 0.03), transparent 30%);
    opacity: 0.6;
    pointer-events: none;
    transition: opacity 0.6s ease;
}

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

.card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0;
}

.card-body {
    color: var(--text-secondary);
}

.card-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-default);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Search bar */
.search-bar {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.9rem 1.25rem;
    border-radius: 999px;
    border: 1px solid var(--border-default);
    background: var(--bg-primary);
    box-shadow: var(--shadow-md);
    max-width: 640px;
    width: 100%;
}

.search-bar:focus-within {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(0, 82, 204, 0.1);
}

.search-bar .search-icon {
    width: 1.1rem;
    height: 1.1rem;
    color: var(--text-tertiary);
}

.search-input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    outline: none;
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-input:focus {
    outline: none;
}

/* Chip select */
.chip-select-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.chip-select {
    appearance: none;
    border-radius: 999px;
    border: 1px solid var(--border-default);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 0.6rem 2.5rem 0.6rem 1rem;
    font-weight: 600;
    min-width: 185px;
    box-shadow: var(--shadow-sm);
    transition: border var(--transition-fast), box-shadow var(--transition-fast);
}

.chip-select:focus {
    outline: 2px solid rgba(0, 82, 204, 0.35);
    outline-offset: 1px;
}

.chip-select-wrapper::after {
    content: "▾";
    position: absolute;
    right: 1rem;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    pointer-events: none;
}

/* -------------------------------------------------------------------------- */
/* Stat Cards                                                                 */
/* -------------------------------------------------------------------------- */
.stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-default);
    border-radius: 1rem;
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transition: height 0.25s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: 0 8px 24px rgba(0, 82, 204, 0.12);
}

.stat-card:hover::before {
    height: 6px;
}

.stat-value {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-family: var(--font-numeric);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    font-weight: 700;
    margin-top: 0.35rem;
}

.stat-change.positive {
    color: var(--success);
}

.stat-change.negative {
    color: var(--danger);
}

/* -------------------------------------------------------------------------- */
/* Transcription items (legacy views)                                         */
/* -------------------------------------------------------------------------- */
.transcription-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-default);
    border-radius: 0.9rem;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.4s ease;
}

.transcription-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.transcription-speaker {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--primary);
}

.transcription-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* -------------------------------------------------------------------------- */
/* Utilities                                                                  */
/* -------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    border: 1px solid var(--border-default);
    background: var(--bg-secondary);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.divider {
    height: 1px;
    background: var(--border-default);
    width: 100%;
    opacity: 0.75;
}

/* Tooltips (simple) */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    background: var(--gray-800);
    color: #fff;
    padding: 0.35rem 0.55rem;
    border-radius: 0.4rem;
    border: 1px solid var(--border-default);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 10;
}

[data-tooltip]:hover::after {
    opacity: 1;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}