/* ============================================
   RECRUITMENT PORTAL - MODERN PROFESSIONAL THEME
   Clean Teal & Dark Slate Design
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

/* ============================================
   BASE STYLES
   ============================================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: 100vh;
    color: #1e293b;
    line-height: 1.6;
}

main {
    padding: 2rem 0;
}

.container {
    max-width: 1280px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: #0f172a;
    letter-spacing: -0.025em;
}

h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

a {
    color: #0d9488;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #0f766e;
}

/* ============================================
   NAVBAR - Dark Professional Style
   ============================================ */
.navbar {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem !important;
    position: sticky;
    top: 0;
    z-index: 1050;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.35rem;
    color: #ffffff !important;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-brand i {
    font-size: 1.5rem;
    color: #2dd4bf;
}

.nav-link {
    color: rgba(255, 255, 255, 0.75) !important;
    font-weight: 500;
    padding: 0.625rem 1rem !important;
    border-radius: 8px;
    transition: all 0.2s ease;
    margin: 0 0.25rem;
}

.nav-link:hover {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: #2dd4bf !important;
    background: rgba(45, 212, 191, 0.15);
}

.nav-link i {
    margin-right: 0.5rem;
}

.dropdown-menu {
    background: #ffffff;
    border: none;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    padding: 0.5rem;
    margin-top: 0.5rem;
}

.dropdown-item {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    color: #334155;
}

.dropdown-item:hover {
    background: #f1f5f9;
    color: #0f172a;
}

.dropdown-item.text-danger:hover {
    background: #fee2e2;
    color: #dc2626;
}

.dropdown-toggle::after {
    margin-left: 0.5rem;
}

/* ============================================
   WELCOME BANNER - Modern Dark Gradient
   ============================================ */
.welcome-banner {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    color: #ffffff;
    border-radius: 20px;
    padding: 2.5rem 3rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.35);
}

.welcome-banner::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 45%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(45, 212, 191, 0.08) 100%);
}

.welcome-banner::after {
    content: '';
    position: absolute;
    top: -60%;
    right: -10%;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.welcome-banner h2 {
    color: #ffffff;
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.welcome-banner h2 i {
    color: #2dd4bf;
    margin-right: 0.75rem;
}

.welcome-banner p {
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
    font-size: 1rem;
    position: relative;
    z-index: 1;
}

/* ============================================
   STAT CARDS - Clean Professional Design
   ============================================ */
.stat-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 1.75rem;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    border-radius: 4px 0 0 4px;
}

.stat-card.primary::before { background: linear-gradient(180deg, #2dd4bf, #0d9488); }
.stat-card.warning::before { background: linear-gradient(180deg, #fbbf24, #d97706); }
.stat-card.info::before { background: linear-gradient(180deg, #60a5fa, #2563eb); }
.stat-card.success::before { background: linear-gradient(180deg, #34d399, #059669); }
.stat-card.danger::before { background: linear-gradient(180deg, #f87171, #dc2626); }

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

.stat-card .stat-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.stat-card.primary .stat-icon { background: #ccfbf1; color: #0d9488; }
.stat-card.warning .stat-icon { background: #fef3c7; color: #b45309; }
.stat-card.info .stat-icon { background: #dbeafe; color: #1d4ed8; }
.stat-card.success .stat-icon { background: #d1fae5; color: #047857; }
.stat-card.danger .stat-icon { background: #fee2e2; color: #b91c1c; }

.stat-card .stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #0f172a;
    line-height: 1;
    letter-spacing: -0.025em;
}

.stat-card .stat-label {
    font-size: 0.875rem;
    color: #64748b;
    margin-top: 0.5rem;
    font-weight: 500;
}

/* ============================================
   CARDS - Clean Design
   ============================================ */
.card {
    background: #ffffff;
    border: none;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.card-header {
    background: #ffffff;
    border-bottom: 1px solid #f1f5f9;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: #0f172a;
}

.card-header h5 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1rem;
}

.card-header h5 i {
    color: #0d9488;
    font-size: 1.125rem;
}

.card-body {
    padding: 1.5rem;
}

/* ============================================
   BUTTONS - Modern Teal Style
   ============================================ */
.btn {
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border-radius: 10px;
    border: none;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0d9488 0%, #0f766e 100%);
    color: #ffffff;
    box-shadow: 0 6px 24px rgba(13, 148, 136, 0.45);
}

.btn-success {
    background: linear-gradient(135deg, #34d399 0%, #059669 100%);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(5, 150, 105, 0.35);
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: #ffffff;
}

.btn-warning {
    background: linear-gradient(135deg, #fbbf24 0%, #d97706 100%);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(217, 119, 6, 0.35);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    color: #ffffff;
}

.btn-danger {
    background: linear-gradient(135deg, #f87171 0%, #dc2626 100%);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: #ffffff;
}

.btn-info {
    background: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);
    color: #ffffff;
}

.btn-light {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #e2e8f0;
}

.btn-light:hover {
    background: #e2e8f0;
    color: #1e293b;
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid #0d9488;
    color: #0d9488;
}

.btn-outline-primary:hover {
    background: #0d9488;
    color: #ffffff;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

/* ============================================
   FORMS - Clean Inputs
   ============================================ */
.form-control, .form-select {
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
    background: #ffffff;
}

.form-control:focus, .form-select:focus {
    border-color: #14b8a6;
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.12);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.input-group-text {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-right: none;
    color: #64748b;
    padding: 0.75rem 1rem;
}

.input-group .form-control {
    border-left: none;
}

.input-group:focus-within .input-group-text {
    border-color: #14b8a6;
}

.input-group:focus-within .form-control {
    border-color: #14b8a6;
}

/* ============================================
   TABLES - Modern Design
   ============================================ */
.table {
    margin: 0;
}

.table thead th {
    background: #f8fafc;
    color: #475569;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 1.25rem;
    border-bottom: 2px solid #e2e8f0;
    border-top: none;
}

.table tbody td {
    padding: 1rem 1.25rem;
    vertical-align: middle;
    border-bottom: 1px solid #f1f5f9;
    color: #334155;
}

.table tbody tr {
    transition: background 0.2s ease;
}

.table tbody tr:hover {
    background: #f8fafc;
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================
   BADGES & STATUS
   ============================================ */
.badge {
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    letter-spacing: 0.025em;
}

.badge.bg-primary { background: #0d9488 !important; }
.badge.bg-success { background: #059669 !important; }
.badge.bg-warning { background: #d97706 !important; color: #ffffff !important; }
.badge.bg-danger { background: #dc2626 !important; }
.badge.bg-info { background: #2563eb !important; }
.badge.bg-secondary { background: #64748b !important; }

/* Status Badges with Dot */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.status-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-badge.pending {
    background: #fef3c7;
    color: #92400e;
}
.status-badge.pending::before { background: #f59e0b; }

.status-badge.slot-selected {
    background: #dbeafe;
    color: #1e40af;
}
.status-badge.slot-selected::before { background: #3b82f6; }

.status-badge.interviewed {
    background: #ccfbf1;
    color: #115e59;
}
.status-badge.interviewed::before { background: #14b8a6; }

.status-badge.selected {
    background: #d1fae5;
    color: #065f46;
}
.status-badge.selected::before { background: #059669; }

.status-badge.rejected {
    background: #fee2e2;
    color: #991b1b;
}
.status-badge.rejected::before { background: #dc2626; }

/* ============================================
   ALERTS
   ============================================ */
.alert {
    border: none;
    border-radius: 12px;
    padding: 1rem 1.25rem;
    font-weight: 500;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert i {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
}

.alert-danger {
    background: #fee2e2;
    color: #991b1b;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
}

/* ============================================
   QUICK ACTIONS
   ============================================ */
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.quick-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.25rem;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    color: #475569;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    text-decoration: none;
}

.quick-action-btn:hover {
    border-color: #14b8a6;
    color: #0d9488;
    background: #f0fdfa;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(20, 184, 166, 0.15);
}

.quick-action-btn i {
    font-size: 1.125rem;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.12) 0%, transparent 70%);
    border-radius: 50%;
}

.login-page::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.login-card {
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
    padding: 3rem;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.login-card .logo {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #2dd4bf 0%, #0d9488 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(13, 148, 136, 0.35);
}

.login-card h2 {
    text-align: center;
    color: #0f172a;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.login-card .subtitle {
    text-align: center;
    color: #64748b;
    margin-bottom: 2rem;
}

/* ============================================
   SLOT CARDS
   ============================================ */
.slot-card {
    background: #ffffff;
    border-radius: 14px;
    border: 2px solid #e2e8f0;
    padding: 1.25rem;
    transition: all 0.3s ease;
}

.slot-card:hover {
    border-color: #14b8a6;
    box-shadow: 0 10px 30px rgba(20, 184, 166, 0.15);
}

.slot-card.booked {
    border-color: #059669;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

.slot-card.full {
    opacity: 0.6;
    background: #f8fafc;
}

.slot-card .slot-date {
    font-weight: 700;
    font-size: 1rem;
    color: #0f172a;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.slot-card .slot-date i {
    color: #0d9488;
}

.slot-card .slot-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #64748b;
    font-size: 0.9375rem;
}

.slot-card .slot-spots {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #f1f5f9;
}

/* ============================================
   INTERVIEW CONFIRMED CARD
   ============================================ */
.interview-confirmed-card {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: #ffffff;
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(5, 150, 105, 0.35);
}

.interview-confirmed-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.interview-confirmed-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.interview-confirmed-card h4 {
    color: #ffffff;
    margin-bottom: 1.25rem;
    font-size: 1.25rem;
}

.interview-confirmed-card .detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.625rem;
    font-size: 0.9375rem;
}

.interview-confirmed-card .detail-item i {
    width: 20px;
    opacity: 0.9;
}

/* ============================================
   ANNOUNCEMENT CARDS
   ============================================ */
.announcement-card {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: none;
    border-left: 4px solid #d97706;
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
}

.announcement-card h6 {
    color: #92400e;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.announcement-card p {
    color: #78350f;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
}

.announcement-card small {
    color: #a16207;
    font-size: 0.8125rem;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.page-header h1 i {
    color: #0d9488;
}

.breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
}

.breadcrumb-item {
    font-size: 0.875rem;
}

.breadcrumb-item a {
    color: #64748b;
}

.breadcrumb-item a:hover {
    color: #0d9488;
}

.breadcrumb-item.active {
    color: #334155;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #cbd5e1;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
}

.empty-state i {
    font-size: 4rem;
    color: #cbd5e1;
    margin-bottom: 1rem;
}

.empty-state h5 {
    color: #475569;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: #64748b;
    margin-bottom: 1.5rem;
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   FILE UPLOAD
   ============================================ */
.file-upload-area {
    border: 2px dashed #cbd5e1;
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: #f8fafc;
}

.file-upload-area:hover {
    border-color: #14b8a6;
    background: #f0fdfa;
}

.file-upload-area.dragover {
    border-color: #14b8a6;
    background: #ccfbf1;
}

.file-upload-area i {
    font-size: 3rem;
    color: #94a3b8;
    margin-bottom: 1rem;
}

.file-upload-area h5 {
    color: #334155;
    margin-bottom: 0.5rem;
}

.file-upload-area p {
    color: #64748b;
    font-size: 0.875rem;
    margin: 0;
}

/* ============================================
   PROGRESS BAR
   ============================================ */
.progress {
    height: 8px;
    border-radius: 999px;
    background: #e2e8f0;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(90deg, #2dd4bf, #0d9488);
    border-radius: 999px;
}

.progress-bar.bg-danger {
    background: linear-gradient(90deg, #f87171, #dc2626);
}

.progress-bar.bg-success {
    background: linear-gradient(90deg, #34d399, #059669);
}

/* ============================================
   LIST GROUP
   ============================================ */
.list-group-item {
    border: none;
    border-bottom: 1px solid #f1f5f9;
    padding: 1rem 1.25rem;
    transition: background 0.2s ease;
}

.list-group-item:last-child {
    border-bottom: none;
}

.list-group-item:hover {
    background: #f8fafc;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem 0;
    margin-top: auto;
    text-align: center;
}

.site-footer p {
    margin: 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.site-footer a {
    color: #2dd4bf;
    font-weight: 500;
}

.site-footer a:hover {
    color: #5eead4;
}

footer {
    background: #ffffff;
    border-top: 1px solid #e2e8f0;
    padding: 1.5rem 0;
    margin-top: auto;
}

footer p {
    margin: 0;
    color: #64748b;
    font-size: 0.875rem;
}

footer a {
    color: #0d9488;
    font-weight: 500;
}

footer a:hover {
    color: #0f766e;
}

/* ============================================
   MODAL
   ============================================ */
.modal-content {
    border: none;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

.modal-header {
    border-bottom: 1px solid #f1f5f9;
    padding: 1.25rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #f1f5f9;
    padding: 1rem 1.5rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    animation: fadeIn 0.3s ease;
}

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

.slide-in {
    animation: slideIn 0.4s ease;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    h1 { font-size: 1.5rem; }
    
    .navbar {
        padding: 0.75rem 1rem !important;
    }
    
    .welcome-banner {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .welcome-banner h2 {
        font-size: 1.25rem;
    }
    
    .stat-card {
        padding: 1.25rem;
    }
    
    .stat-card .stat-value {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem;
        margin: 1rem;
    }
    
    .quick-action-btn {
        width: 100%;
        justify-content: center;
    }
    
    /* Better table on mobile */
    .table-responsive {
        border-radius: 12px;
    }
    
    .table thead th {
        font-size: 0.7rem;
        padding: 0.75rem;
    }
    
    .table tbody td {
        padding: 0.75rem;
        font-size: 0.875rem;
    }
    
    /* Stack buttons on mobile */
    .page-header .d-flex.gap-2 {
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
    }
    
    .page-header .d-flex.gap-2 .btn {
        width: 100%;
    }
    
    /* Better cards on mobile */
    .card {
        border-radius: 12px;
    }
    
    .card-header {
        padding: 1rem;
    }
    
    /* Better slot cards on mobile */
    .slot-card {
        padding: 1rem;
    }
    
    /* Interview confirmed card mobile */
    .interview-confirmed-card {
        padding: 1.5rem;
    }
    
    /* Adjust stats grid */
    .row .col-lg-3,
    .row .col-md-6 {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    main {
        padding: 1rem 0;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .page-header h1 {
        font-size: 1.25rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .btn-sm {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }
    
    /* Hide some columns on very small screens */
    .table .hide-mobile {
        display: none;
    }
    
    /* Full width action buttons in table */
    .table .btn-group {
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-primary { color: #0d9488 !important; }
.text-success { color: #059669 !important; }
.text-warning { color: #d97706 !important; }
.text-danger { color: #dc2626 !important; }
.text-info { color: #2563eb !important; }
.text-muted { color: #64748b !important; }

.bg-primary { background-color: #0d9488 !important; }
.bg-success { background-color: #059669 !important; }
.bg-warning { background-color: #d97706 !important; }
.bg-danger { background-color: #dc2626 !important; }
.bg-info { background-color: #2563eb !important; }

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-top-color: #0d9488;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Button Loading State */
.btn.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.85;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 8px;
}

/* Form Validation Styles */
.form-control.is-invalid,
.form-select.is-invalid {
    border-color: #dc2626;
    background-image: none;
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
    border-color: #dc2626;
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12);
}

.form-control.is-valid,
.form-select.is-valid {
    border-color: #059669;
    background-image: none;
}

.form-control.is-valid:focus,
.form-select.is-valid:focus {
    border-color: #059669;
    box-shadow: 0 0 0 4px rgba(5, 150, 105, 0.12);
}

.invalid-feedback {
    color: #dc2626;
    font-size: 0.8125rem;
    margin-top: 0.375rem;
}

/* Password Toggle Button */
.password-toggle {
    cursor: pointer;
    border-left: none !important;
    background: #f8fafc !important;
}

.password-toggle:hover {
    background: #f1f5f9 !important;
    color: #0d9488 !important;
}

/* Tooltip Styles */
.tooltip-inner {
    background: #0f172a;
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
}

/* Focus Visible for Accessibility */
:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* Smooth transitions */
* {
    scroll-behavior: smooth;
}

/* Better selection color */
::selection {
    background: rgba(20, 184, 166, 0.2);
    color: #0f172a;
}

/* Print Styles */
@media print {
    .navbar, .site-footer, .btn, .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #e2e8f0;
    }
}

/* ============================================
   ERROR PAGES
   ============================================ */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #ffffff;
    text-align: center;
    padding: 2rem;
}

.error-page h1 {
    font-size: 8rem;
    font-weight: 800;
    color: #2dd4bf;
    line-height: 1;
    margin-bottom: 1rem;
}

.error-page h2 {
    color: #ffffff;
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.error-page p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 400px;
    margin: 0 auto 2rem;
}

/* ============================================
   ACTIVITY LOG
   ============================================ */
.activity-item {
    display: flex;
    gap: 1rem;
    padding: 0.875rem 0;
    border-bottom: 1px solid #f1f5f9;
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.activity-icon.login { background: #dbeafe; color: #2563eb; }
.activity-icon.upload { background: #ccfbf1; color: #0d9488; }
.activity-icon.slot { background: #fef3c7; color: #d97706; }
.activity-icon.status { background: #d1fae5; color: #059669; }

.activity-content {
    flex: 1;
}

.activity-content strong {
    color: #0f172a;
}

.activity-content small {
    color: #94a3b8;
    font-size: 0.75rem;
}

/* ============================================
   CANDIDATE PROFILE CARD
   ============================================ */
.profile-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2dd4bf 0%, #0d9488 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #ffffff;
    margin: 0 auto 1rem;
    font-weight: 700;
}

.profile-card h4 {
    color: #0f172a;
    margin-bottom: 0.25rem;
}

.profile-card .email {
    color: #64748b;
    font-size: 0.875rem;
}

/* ============================================
   DATA CARDS FOR ADMIN
   ============================================ */
.data-card {
    background: #ffffff;
    border-radius: 14px;
    padding: 1.5rem;
    border: 1px solid #f1f5f9;
    transition: all 0.3s ease;
}

.data-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.data-card .icon-box {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.data-card .icon-box.teal { background: #ccfbf1; color: #0d9488; }
.data-card .icon-box.blue { background: #dbeafe; color: #2563eb; }
.data-card .icon-box.amber { background: #fef3c7; color: #d97706; }
.data-card .icon-box.green { background: #d1fae5; color: #059669; }
.data-card .icon-box.red { background: #fee2e2; color: #dc2626; }

/* ============================================
   ENHANCED HOVER EFFECTS
   ============================================ */
.card-clickable {
    cursor: pointer;
    transition: all 0.3s ease;
}

.card-clickable:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

/* Button Glow Effect */
.btn-primary:focus,
.btn-success:focus {
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.25);
}

/* Better Input Focus Animation */
.form-control:focus,
.form-select:focus {
    transform: translateY(-1px);
}

/* Smooth Card Transitions */
.slot-card,
.announcement-card,
.stat-card {
    will-change: transform;
}

/* Enhanced Badge Styles */
.badge {
    text-transform: capitalize;
}

/* Pulse Animation for Important Elements */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.pulse-animation {
    animation: pulse 2s ease-in-out infinite;
}

/* Better Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

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

/* Enhanced Table Row Hover */
.table-hover tbody tr:hover {
    background: linear-gradient(90deg, #f8fafc 0%, #f0fdfa 100%);
}

/* Better Form Group Spacing */
.form-group {
    margin-bottom: 1.25rem;
}

/* Input Icon Styling */
.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper .form-control {
    padding-left: 2.75rem;
}

.input-icon-wrapper .input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    pointer-events: none;
}

/* Floating Label Effect */
.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: #0d9488;
}

/* Success Checkmark Animation */
@keyframes checkmark {
    0% { stroke-dashoffset: 100; }
    100% { stroke-dashoffset: 0; }
}

.checkmark-animated {
    animation: checkmark 0.5s ease-out forwards;
}

/* Better Responsive Breakpoints */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* Glass Morphism Effect */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #0d9488, #14b8a6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Better Focus States for Accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* Custom Checkbox Styling */
.form-check-input:checked {
    background-color: #0d9488;
    border-color: #0d9488;
}

.form-check-input:focus {
    border-color: #14b8a6;
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.12);
}

/* Time Slots Grid for Better Display */
.slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

/* Interview Countdown */
.countdown-timer {
    font-family: 'Plus Jakarta Sans', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
}

.countdown-timer .countdown-unit {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem 1rem;
    background: #f1f5f9;
    border-radius: 8px;
    margin: 0 0.25rem;
}

.countdown-timer .countdown-label {
    font-size: 0.625rem;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}