/* JobKit - Custom Styles */

/* =============================================================================
   CSS CUSTOM PROPERTIES / DESIGN SYSTEM
   ============================================================================= */

:root {
    /* Primary colors */
    --color-primary-50: #eff6ff;
    --color-primary-100: #dbeafe;
    --color-primary-200: #bfdbfe;
    --color-primary-300: #93c5fd;
    --color-primary-400: #60a5fa;
    --color-primary-500: #3b82f6;
    --color-primary-600: #2563eb;
    --color-primary-700: #1d4ed8;
    --color-primary-800: #1e40af;
    --color-primary-900: #1e3a8a;

    /* Accent/Purple colors */
    --color-accent-50: #faf5ff;
    --color-accent-100: #f3e8ff;
    --color-accent-500: #a855f7;
    --color-accent-600: #9333ea;
    --color-accent-700: #7e22ce;

    /* Semantic colors */
    --color-success-50: #f0fdf4;
    --color-success-100: #dcfce7;
    --color-success-500: #22c55e;
    --color-success-600: #16a34a;
    --color-success-700: #15803d;

    --color-warning-50: #fffbeb;
    --color-warning-100: #fef3c7;
    --color-warning-500: #f59e0b;
    --color-warning-600: #d97706;

    --color-error-50: #fef2f2;
    --color-error-100: #fee2e2;
    --color-error-500: #ef4444;
    --color-error-600: #dc2626;
    --color-error-700: #b91c1c;

    --color-info-50: #eff6ff;
    --color-info-100: #dbeafe;
    --color-info-500: #3b82f6;
    --color-info-600: #2563eb;

    /* Neutral colors */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Typography */
    --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;

    /* Theme-specific (light mode defaults) */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-tertiary: #6b7280;
    --border-color: #e5e7eb;
    --border-color-hover: #d1d5db;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #111827;
        --bg-secondary: #1f2937;
        --bg-tertiary: #374151;
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-tertiary: #9ca3af;
        --border-color: #374151;
        --border-color-hover: #4b5563;
    }

    body {
        background-color: var(--bg-secondary);
        color: var(--text-primary);
    }

    /* Dark mode specific overrides */
    .bg-white {
        background-color: var(--bg-primary) !important;
    }

    .bg-gray-100 {
        background-color: var(--bg-secondary) !important;
    }

    .bg-gray-50 {
        background-color: var(--bg-tertiary) !important;
    }

    .text-gray-900 {
        color: var(--text-primary) !important;
    }

    .text-gray-700 {
        color: var(--text-secondary) !important;
    }

    .text-gray-600, .text-gray-500 {
        color: var(--text-tertiary) !important;
    }

    .border {
        border-color: var(--border-color) !important;
    }

    .border-gray-200, .border-gray-300 {
        border-color: var(--border-color) !important;
    }

    .divide-gray-200 > :not([hidden]) ~ :not([hidden]) {
        border-color: var(--border-color) !important;
    }

    /* Dark mode shadows */
    .shadow, .shadow-sm, .shadow-md, .shadow-lg {
        --tw-shadow-color: rgb(0 0 0 / 0.3);
    }

    /* Dark mode inputs */
    input, select, textarea {
        background-color: var(--bg-tertiary);
        border-color: var(--border-color);
        color: var(--text-primary);
    }

    input:focus, select:focus, textarea:focus {
        border-color: var(--color-primary-500);
    }

    /* Dark mode table rows */
    tbody tr:hover {
        background-color: var(--bg-tertiary) !important;
    }

    /* Dark mode nav */
    nav {
        background-color: var(--bg-primary) !important;
    }

    /* Dark mode modals */
    .modal-content, [id$="-modal"] > div > div {
        background-color: var(--bg-primary);
    }

    /* Dark mode scrollbar */
    ::-webkit-scrollbar-track {
        background: var(--bg-tertiary);
    }

    ::-webkit-scrollbar-thumb {
        background: var(--color-gray-500);
    }
}

/* Manual dark mode toggle support */
[data-theme="dark"] {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --border-color: #374151;
    --border-color-hover: #4b5563;
}

/* =============================================================================
   BUTTON COMPONENTS
   ============================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.25rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid transparent;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

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

/* Primary button */
.btn-primary {
    background-color: var(--color-primary-600);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-700);
}

/* Secondary button */
.btn-secondary {
    background-color: var(--color-accent-600);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-accent-700);
}

/* Outline button */
.btn-outline {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

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

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

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

/* Danger button */
.btn-danger {
    background-color: var(--color-error-600);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background-color: var(--color-error-700);
}

/* Success button */
.btn-success {
    background-color: var(--color-success-600);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background-color: var(--color-success-700);
}

/* Button sizes */
.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

/* Icon button */
.btn-icon {
    padding: 0.5rem;
    border-radius: var(--radius-md);
}

/* =============================================================================
   BADGE / PILL COMPONENTS
   ============================================================================= */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    line-height: 1.25rem;
}

.badge-gray {
    background-color: var(--color-gray-100);
    color: var(--color-gray-700);
}

.badge-primary {
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
}

.badge-success {
    background-color: var(--color-success-100);
    color: var(--color-success-700);
}

.badge-warning {
    background-color: var(--color-warning-100);
    color: var(--color-warning-600);
}

.badge-error {
    background-color: var(--color-error-100);
    color: var(--color-error-700);
}

.badge-info {
    background-color: var(--color-info-100);
    color: var(--color-info-600);
}

.badge-accent {
    background-color: var(--color-accent-100);
    color: var(--color-accent-700);
}

/* Badge with dot indicator */
.badge-dot::before {
    content: '';
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background-color: currentColor;
}

/* =============================================================================
   CARD COMPONENTS
   ============================================================================= */

.card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Existing company card enhancement */
.company-card {
    transition: all var(--transition-base);
}

.company-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* =============================================================================
   SKELETON LOADING STATES
   ============================================================================= */

.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-gray-200) 25%,
        var(--color-gray-100) 50%,
        var(--color-gray-200) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-text-sm {
    height: 0.75rem;
    width: 60%;
}

.skeleton-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
}

.skeleton-button {
    height: 2.25rem;
    width: 6rem;
}

.skeleton-card {
    height: 8rem;
}

/* Dark mode skeleton */
@media (prefers-color-scheme: dark) {
    .skeleton {
        background: linear-gradient(
            90deg,
            var(--color-gray-700) 25%,
            var(--color-gray-600) 50%,
            var(--color-gray-700) 75%
        );
        background-size: 200% 100%;
    }
}

/* =============================================================================
   EMPTY STATE COMPONENT
   ============================================================================= */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    text-align: center;
}

.empty-state-icon {
    width: 4rem;
    height: 4rem;
    color: var(--color-gray-300);
    margin-bottom: 1rem;
}

.empty-state-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state-description {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 1.5rem;
    max-width: 24rem;
}

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

/* Focus states for all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* Skip link for keyboard navigation */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: 0.5rem 1rem;
    background-color: var(--color-primary-600);
    color: white;
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .skeleton {
        animation: none;
        background: var(--color-gray-200);
    }
}

/* 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-width: 0;
}

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

/* Highlight active nav link */
.nav-link {
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link.active {
    color: var(--color-primary-600);
    font-weight: var(--font-weight-semibold);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary-600);
}

/* Nav icon styling */
.nav-icon {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
}

/* Mobile menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    background-color: var(--bg-primary);
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
    z-index: 50;
    box-shadow: var(--shadow-lg);
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-menu-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);
    z-index: 40;
}

.mobile-menu-backdrop.open {
    opacity: 1;
    visibility: visible;
}

/* =============================================================================
   EXISTING STYLES (PRESERVED & ENHANCED)
   ============================================================================= */

/* Line clamp utility */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    padding: 1rem;
    animation: fadeIn var(--transition-base);
}

.modal-backdrop.hidden {
    display: none;
}

.modal-content {
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp var(--transition-base);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Table hover effect */
tbody tr {
    transition: background-color var(--transition-fast);
}

tbody tr:hover {
    background-color: var(--bg-tertiary);
}

/* Status badge colors */
.status-saved { background-color: var(--color-gray-100); color: var(--color-gray-700); }
.status-applied { background-color: var(--color-primary-100); color: var(--color-primary-800); }
.status-phone_screen { background-color: var(--color-warning-100); color: #92400e; }
.status-technical { background-color: #e9d5ff; color: #6b21a8; }
.status-onsite { background-color: #c7d2fe; color: #3730a3; }
.status-offer { background-color: var(--color-success-100); color: #065f46; }
.status-accepted { background-color: #a7f3d0; color: #047857; }
.status-rejected { background-color: var(--color-error-100); color: #991b1b; }
.status-withdrawn { background-color: var(--color-gray-200); color: var(--color-gray-700); }
.status-ghosted { background-color: var(--color-gray-300); color: var(--color-gray-600); }

/* Form input focus */
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Button transitions */
button {
    transition: all var(--transition-fast);
}

/* Priority stars */
.priority-star {
    cursor: pointer;
    font-size: 1.25rem;
    transition: transform var(--transition-fast);
}

.priority-star:hover {
    transform: scale(1.2);
}

.priority-star.active {
    color: #facc15;
}

.priority-star.inactive {
    color: var(--color-gray-300);
}

/* Toast notification */
.toast {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    padding: 1rem 1.5rem;
    background: var(--color-gray-800);
    color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: slideIn var(--transition-slow);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-success {
    background-color: var(--color-success-600);
}

.toast-error {
    background-color: var(--color-error-600);
}

.toast-warning {
    background-color: var(--color-warning-600);
}

@keyframes slideIn {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateY(0);
        opacity: 1;
    }
    to {
        transform: translateY(100%);
        opacity: 0;
    }
}

/* Loading spinner */
.spinner {
    border: 2px solid var(--color-gray-200);
    border-top: 2px solid var(--color-primary-500);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

.spinner-lg {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Animation utility classes (backup for Tailwind) */
.animate-spin {
    animation: spin 1s linear infinite;
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* =============================================================================
   PROGRESS BAR
   ============================================================================= */

.progress-bar {
    width: 100%;
    height: 0.5rem;
    background-color: var(--color-gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background-color: var(--color-primary-500);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-bar-success .progress-bar-fill {
    background-color: var(--color-success-500);
}

.progress-bar-warning .progress-bar-fill {
    background-color: var(--color-warning-500);
}

/* =============================================================================
   COLLAPSIBLE SECTIONS
   ============================================================================= */

.collapsible-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1rem 1.5rem;
    cursor: pointer;
    background-color: transparent;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    transition: background-color var(--transition-fast);
}

.collapsible-header:hover {
    background-color: var(--bg-tertiary);
}

.collapsible-icon {
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.collapsible-content {
    display: none;
    overflow: hidden;
}

/* Expanded state - show content */
.collapsible-content.expanded {
    display: block;
}

/* Support .open class on parent */
.collapsible.open .collapsible-icon {
    transform: rotate(180deg);
}

.collapsible.open .collapsible-content {
    display: block;
}

/* Progress fill class used in settings */
.progress-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background-color: var(--color-primary-500);
    transition: width var(--transition-slow), background-color var(--transition-base);
}

/* =============================================================================
   STEP INDICATOR
   ============================================================================= */

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.step {
    display: flex;
    align-items: center;
}

.step-number {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    background-color: var(--color-gray-200);
    color: var(--color-gray-500);
    transition: all var(--transition-base);
}

.step-label {
    margin-left: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: var(--font-weight-medium);
}

.step-connector {
    width: 3rem;
    height: 2px;
    background-color: var(--color-gray-200);
    margin: 0 0.5rem;
}

.step.active .step-number {
    background-color: var(--color-primary-500);
    color: white;
}

.step.active .step-label {
    color: var(--color-primary-600);
}

.step.completed .step-number {
    background-color: var(--color-success-500);
    color: white;
}

.step.completed .step-connector {
    background-color: var(--color-success-500);
}

/* =============================================================================
   CHARACTER COUNT
   ============================================================================= */

.char-count {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-align: right;
}

.char-count.warning {
    color: var(--color-warning-600);
}

.char-count.error {
    color: var(--color-error-600);
}

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

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }

    .show-mobile {
        display: block !important;
    }

    table {
        font-size: 0.875rem;
    }

    table th, table td {
        padding: 0.5rem;
    }

    .steps {
        flex-direction: column;
        gap: 1rem;
    }

    .step-connector {
        width: 2px;
        height: 1.5rem;
        margin: 0;
    }
}

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

.confirm-modal {
    max-width: 400px;
}

.confirm-modal-icon {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.confirm-modal-icon.warning {
    background-color: var(--color-warning-100);
    color: var(--color-warning-600);
}

.confirm-modal-icon.danger {
    background-color: var(--color-error-100);
    color: var(--color-error-600);
}

/* =============================================================================
   TOOLTIP
   ============================================================================= */

[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 0.5rem;
    background-color: var(--color-gray-800);
    color: white;
    font-size: 0.75rem;
    border-radius: var(--radius-md);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 100;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
    bottom: calc(100% + 0.5rem);
}