/* =============================================
   Job Portal - Modern CSS Styles
   ============================================= */

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --text-color: #374151;
    --border-color: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    background-color: var(--light-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body form {
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1 0 auto;
    padding-bottom: 4rem;
}

/* =============================================
   Navbar Styles
   ============================================= */
.navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    box-shadow: var(--shadow);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white !important;
    text-decoration: none;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
}

/* =============================================
   Hero Section
   ============================================= */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 80px 0;
    margin-bottom: 60px;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease;
}

.hero-search {
    max-width: 720px;
    margin: 0 auto;
    animation: fadeInUp 1.2s ease;
}

.hero-search .row {
    margin-left: -0.375rem;
    margin-right: -0.375rem;
}

.hero-search .form-control-lg {
    height: 3.25rem;
}

.hero-search-btn {
    min-width: 140px;
    height: 3.25rem;
    white-space: nowrap;
    font-weight: 600;
}

/* =============================================
   Job Cards
   ============================================= */
.job-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    height: 100%;
}

/* Job Details page: stacked cards must not use height 100% so Apply section is always visible */
.job-details-page .job-card {
    height: auto;
}

.job-details-page {
    margin-bottom: 3rem;
    overflow: visible;
}

.job-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.job-card h5 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.job-card .company-name {
    color: var(--text-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.job-card .job-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1rem 0;
    color: #6b7280;
    font-size: 0.9rem;
}

.job-card .job-meta i {
    margin-right: 0.25rem;
}

.job-card .job-type-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    background-color: var(--primary-color);
    color: white;
}

.job-card .salary {
    color: var(--success-color);
    font-weight: 600;
    font-size: 1.1rem;
}

/* =============================================
   Forms
   ============================================= */
.form-container {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    margin: 2rem auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    display: block;
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    width: 100%;
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.invalid-feedback {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* =============================================
   Buttons
   ============================================= */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #059669;
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* =============================================
   Filters
   ============================================= */
.filter-section {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.filter-section h5 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

/* =============================================
   Footer
   ============================================= */
.footer {
    flex-shrink: 0;
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 0 1.5rem;
    margin-top: auto;
}

.footer h5 {
    margin-bottom: 1rem;
    color: white;
}

.footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
    padding-top: 1.5rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* =============================================
   Loading Spinner
   ============================================= */
.loading-spinner {
    display: none;
    text-align: center;
    padding: 2rem;
}

.spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
    border-color: var(--primary-color);
    border-right-color: transparent;
}

/* =============================================
   Empty State
   ============================================= */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: #6b7280;
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: #d1d5db;
}

.empty-state h4 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

/* =============================================
   Status Badges
   ============================================= */
.status-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.status-pending {
    background-color: #fef3c7;
    color: #92400e;
}

.status-reviewed {
    background-color: #dbeafe;
    color: #1e40af;
}

.status-accepted {
    background-color: #d1fae5;
    color: #065f46;
}

.status-rejected {
    background-color: #fee2e2;
    color: #991b1b;
}

/* =============================================
   Animations
   ============================================= */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease;
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section p {
        font-size: 1rem;
    }
    
    .job-card {
        padding: 1rem;
    }
    
    .form-container {
        padding: 1.5rem;
        margin: 1rem;
    }
}

/* =============================================
   Utility Classes
   ============================================= */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.mt-5 {
    margin-top: 3rem !important;
}

.mb-5 {
    margin-bottom: 3rem !important;
}

.shadow {
    box-shadow: var(--shadow) !important;
}

.rounded {
    border-radius: 8px !important;
}

/* Device restriction message (when admin limits access by device) */
.device-restriction-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    min-height: 100vh;
    background: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 2rem;
}
.device-restriction-message {
    max-width: 480px;
    text-align: center;
}
.device-restriction-message h4 {
    color: var(--dark-color);
}