/* ============================================================
   QUICK COUNCIL - SHARED COMPONENTS
   ============================================================ */

/* ==================== BASE RESET ==================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-base);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: var(--line-height-normal);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ==================== NAVIGATION HEADER ==================== */

.nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-3) var(--spacing-5);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-default);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
}

.nav-brand-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-2);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
    min-height: var(--touch-target-min);
}

.nav-link:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

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

.nav-link-icon {
    font-size: 1.1rem;
}

.nav-settings {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.api-key-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-family: var(--font-family-mono);
}

.api-key-display.connected {
    color: var(--color-success);
}

.api-key-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    justify-content: center;
}

.api-key-btn:hover {
    color: var(--color-primary);
}

/* ==================== CARDS ==================== */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    transition: border-color var(--transition-fast);
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ==================== BUTTONS ==================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: var(--touch-target-min);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

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

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-card);
    color: var(--text-primary);
}

.btn-icon {
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    padding: 0;
    border-radius: var(--radius-full);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
    min-height: 36px;
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-lg);
    min-height: 52px;
}

/* ==================== FORM ELEMENTS ==================== */

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--bg-input);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: var(--font-size-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    min-height: var(--touch-target-min);
}

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

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

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-select {
    cursor: pointer;
}

/* ==================== TOGGLE SWITCH ==================== */

.toggle-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    cursor: pointer;
    min-height: var(--touch-target-min);
}

.toggle-container input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle-switch {
    display: inline-block;
    width: 44px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    position: relative;
    transition: background var(--transition-normal);
    flex-shrink: 0;
}

.toggle-switch::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    background: var(--text-muted);
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform var(--transition-normal), background var(--transition-normal);
}

.toggle-container input:checked + .toggle-switch {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

.toggle-container input:checked + .toggle-switch::before {
    transform: translateX(20px);
    background: white;
}

.toggle-container input:focus + .toggle-switch {
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.toggle-label {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.toggle-description {
    margin-left: 56px;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-1);
}

/* ==================== TIER BUTTONS ==================== */

.tier-buttons {
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

.tier-btn {
    padding: var(--spacing-2) var(--spacing-4);
    border: 2px solid var(--border-default);
    border-radius: var(--radius-md);
    background: var(--bg-input);
    color: var(--text-muted);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-family: inherit;
    transition: all var(--transition-fast);
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.tier-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.tier-btn.active {
    border-color: var(--color-secondary);
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-secondary);
}

.tier-btn[data-tier="fast"].active {
    border-color: var(--tier-fast);
    background: var(--tier-fast-bg);
    color: var(--tier-fast);
}

.tier-btn[data-tier="standard"].active {
    border-color: var(--tier-standard);
    background: var(--tier-standard-bg);
    color: var(--tier-standard);
}

.tier-btn[data-tier="critical"].active {
    border-color: var(--tier-critical);
    background: var(--tier-critical-bg);
    color: var(--tier-critical);
}

/* ==================== BADGES ==================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.badge-success {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.badge-error {
    background: var(--color-error-bg);
    color: var(--color-error);
}

/* ==================== PROGRESS INDICATOR ==================== */

.progress-indicator {
    margin: var(--spacing-4) 0;
    padding: var(--spacing-4);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-default);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-stages {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--spacing-3) 0;
    margin-top: var(--spacing-3);
}

.progress-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-1);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    text-align: center;
}

.progress-stage.active {
    color: var(--color-primary);
}

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

.stage-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    transition: all var(--transition-fast);
}

.progress-stage.active .stage-dot {
    background: var(--color-primary);
    animation: pulse 1.5s infinite;
}

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

.stage-name {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    margin-top: var(--spacing-1);
}

.progress-connector {
    flex: 1;
    height: 2px;
    background: var(--bg-tertiary);
    margin: 0 var(--spacing-3);
}

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

/* ==================== SPINNER ==================== */

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-default);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.95); }
}

/* ==================== FILE UPLOAD ==================== */

.file-upload-area {
    border: 2px dashed var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.file-upload-area:hover {
    border-color: var(--color-primary);
    background: rgba(0, 212, 255, 0.05);
}

.file-upload-area.dragover {
    border-color: var(--color-primary);
    background: rgba(0, 212, 255, 0.1);
    transform: scale(1.02);
}

.file-upload-area input[type="file"] {
    display: none;
}

.upload-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-2);
}

.upload-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.upload-hint {
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-2);
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    margin-top: var(--spacing-4);
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-input);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
}

.file-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.file-preview {
    max-width: 48px;
    max-height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.file-icon {
    font-size: 1.5rem;
}

.file-name {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.file-size {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.file-remove {
    background: none;
    border: none;
    color: var(--color-error);
    cursor: pointer;
    padding: var(--spacing-2);
    font-size: 1.2rem;
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.file-remove:hover {
    background: var(--color-error-bg);
}

/* ==================== SESSION STATS ==================== */

.session-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-6);
    padding: var(--spacing-3) var(--spacing-5);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-5);
}

.session-stats.hidden {
    display: none;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.stat-icon {
    font-size: 1rem;
}

.stat-value {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.stat-label {
    color: var(--text-muted);
}

/* ==================== ERROR STATES ==================== */

.error-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-10);
    text-align: center;
}

.error-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-4);
}

.error-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
}

.error-message {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-5);
    max-width: 400px;
}

.error-box {
    background: var(--color-error-bg);
    border: 1px solid rgba(255, 100, 100, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-4);
    color: var(--color-error);
}

/* ==================== MODAL ==================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

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

.modal {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform var(--transition-normal);
}

.modal-overlay.visible .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-5);
}

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

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-2);
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* ==================== TOAST NOTIFICATIONS ==================== */

.toast-container {
    position: fixed;
    bottom: var(--spacing-5);
    right: var(--spacing-5);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-5);
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: toast-in 0.3s ease;
}

.toast.toast-out {
    animation: toast-out 0.3s ease forwards;
}

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

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

.toast-warning {
    border-left: 3px solid var(--color-warning);
}

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

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toast-out {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
    .nav-header {
        flex-wrap: wrap;
        gap: var(--spacing-3);
    }

    .nav-links {
        order: 3;
        width: 100%;
        justify-content: center;
    }

    .session-stats {
        flex-wrap: wrap;
        gap: var(--spacing-4);
    }

    .tier-buttons {
        width: 100%;
    }

    .tier-btn {
        flex: 1;
        justify-content: center;
    }

    .toast-container {
        left: var(--spacing-3);
        right: var(--spacing-3);
        bottom: var(--spacing-3);
    }

    .toast {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .nav-link span:not(.nav-link-icon) {
        display: none;
    }

    .stat-label {
        display: none;
    }
}

/* ==================== ACCESSIBILITY ==================== */

/* Focus visible styles */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--bg-primary);
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--spacing-3);
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==================== TOOLTIPS ==================== */

.tooltip-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    margin-left: 6px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    cursor: help;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    position: relative;
    flex-shrink: 0;
    vertical-align: middle;
}

.tooltip-trigger:hover {
    background: var(--color-primary);
    color: white;
}

.tooltip-trigger::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 400;
    line-height: 1.5;
    white-space: normal;
    width: max-content;
    max-width: 280px;
    text-align: left;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: var(--z-tooltip, 1000);
    pointer-events: none;
}

.tooltip-trigger::after {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: var(--border-strong);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: var(--z-tooltip, 1000);
}

.tooltip-trigger:hover::before,
.tooltip-trigger:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Label with tooltip helper - use with labels */
.label-with-tooltip {
    display: inline-flex;
    align-items: center;
}

/* Inline tooltip icon (smaller, for use within text) */
.tooltip-inline {
    width: 16px;
    height: 16px;
    font-size: 10px;
    margin-left: 4px;
}

/* Tooltips inside toggle containers - position to the right to avoid overlap */
.toggle-container .tooltip-trigger::before {
    bottom: auto;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    max-width: 260px;
}

.toggle-container .tooltip-trigger::after {
    bottom: auto;
    left: calc(100% + 6px);
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-right-color: var(--border-strong);
    border-top-color: transparent;
}

/* For smaller screens, position tooltips above instead */
@media (max-width: 768px) {
    .toggle-container .tooltip-trigger::before {
        bottom: calc(100% + 8px);
        left: 50%;
        top: auto;
        transform: translateX(-50%);
        max-width: 220px;
    }

    .toggle-container .tooltip-trigger::after {
        bottom: calc(100% + 2px);
        left: 50%;
        top: auto;
        transform: translateX(-50%);
        border: 6px solid transparent;
        border-top-color: var(--border-strong);
        border-right-color: transparent;
    }
}