@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg-body: #f8fafc;
    --bg-surface: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    
    --status-applied-bg: #e0e7ff; --status-applied-text: #3730a3;
    --status-oa-bg: #fae8ff;      --status-oa-text: #86198f;
    --status-interview-bg:#fef3c7;--status-interview-text:#b45309;
    --status-offer-bg: #d1fae5;   --status-offer-text: #065f46;
    --status-rejected-bg: #fee2e2;--status-rejected-text: #991b1b;
    --status-ghosted-bg: #f1f5f9; --status-ghosted-text: #475569;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.08), 0 2px 4px -2px rgb(0 0 0 / 0.04);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.05);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-weight: 600; color: var(--text-main); letter-spacing: -0.025em; }
a { color: var(--primary); text-decoration: none; cursor: pointer; transition: color 0.2s; }
a:hover { color: var(--primary-hover); }

.view { display: none; }
.view.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

.container { max-width: 1280px; margin: 0 auto; padding: 2.5rem 1.5rem; }
.grid-layout { display: grid; grid-template-columns: 3fr 1fr; gap: 1.5rem; margin-top: 1.5rem; }
@media (max-width: 1024px) { .grid-layout { grid-template-columns: 1fr; } }

.card { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-md); box-shadow: var(--shadow-md); padding: 1.5rem; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.375rem; padding: 0.625rem 1.25rem; border-radius: var(--radius-sm); font-weight: 500; font-size: 0.875rem; cursor: pointer; border: 1px solid transparent; transition: all 0.2s; box-shadow: var(--shadow-sm); }
.btn-primary { background-color: var(--primary); color: white; }
.btn-primary:hover { background-color: var(--primary-hover); box-shadow: var(--shadow-md); }
.btn-danger { background-color: white; color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background-color: var(--danger-hover); color: white; }
.btn-outline { background-color: white; border-color: var(--border-color); color: var(--text-main); }
.btn-outline:hover { background-color: var(--bg-body); border-color: #cbd5e1; }
.btn-icon { background: transparent; border: none; color: var(--text-muted); padding: 0.4rem; border-radius: var(--radius-sm); cursor: pointer; transition: all 0.2s; box-shadow: none; display: inline-flex; align-items: center; justify-content: center; }
.btn-icon:hover { background: var(--bg-body); color: var(--text-main); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; margin-bottom: 0.375rem; font-weight: 500; font-size: 0.875rem; color: var(--text-main); }
.form-control { width: 100%; padding: 0.625rem 0.875rem; border: 1px solid var(--border-color); border-radius: var(--radius-sm); font-size: 0.875rem; font-family: inherit; transition: all 0.2s; background-color: var(--bg-surface); box-shadow: var(--shadow-sm); }
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1); }
.form-control::placeholder { color: #94a3b8; }
textarea.form-control { resize: vertical; min-height: 80px; }

.auth-wrapper { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.auth-card { width: 100%; max-width: 420px; padding: 2.5rem; }
.auth-header { text-align: center; margin-bottom: 2rem; }
.auth-header h1 { font-size: 1.75rem; margin-bottom: 0.5rem; color: var(--primary); }

.navbar { background: var(--bg-surface); border-bottom: 1px solid var(--border-color); padding: 0 2.5rem; display: flex; justify-content: space-between; align-items: center; height: 64px; position: sticky; top: 0; z-index: 10; box-shadow: var(--shadow-sm); }
.navbar-brand { font-size: 1.25rem; font-weight: 700; color: var(--primary); display: flex; align-items: center; gap: 0.5rem; }

.summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1.25rem; }
.stat-card { padding: 1.25rem; border-top: 4px solid transparent; }
.stat-card:nth-child(1) { border-top-color: var(--text-muted); }
.stat-card:nth-child(2) { border-top-color: var(--primary); }
.stat-card:nth-child(3) { border-top-color: #a21caf; }
.stat-card:nth-child(4) { border-top-color: #d97706; }
.stat-card:nth-child(5) { border-top-color: #059669; }
.stat-value { font-size: 2rem; font-weight: 700; color: var(--text-main); margin-bottom: 0.25rem; line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

.table-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
.table-responsive { overflow-x: auto; margin: 0 -1.5rem -1.5rem -1.5rem; border-top: 1px solid var(--border-color); }
.data-table { width: 100%; border-collapse: collapse; min-width: 800px; }
.data-table th, .data-table td { padding: 1rem 1.5rem; text-align: left; border-bottom: 1px solid var(--border-color); font-size: 0.875rem; white-space: nowrap; }
.data-table th { background: #f8fafc; color: var(--text-muted); font-weight: 600; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.05em; }
.data-table tbody tr { transition: background-color 0.2s; }
.data-table tbody tr:hover { background-color: #f8fafc; }
.data-table tbody tr:last-child td { border-bottom: none; }
.actions-cell { display: flex; gap: 0.5rem; }

.badge { display: inline-flex; align-items: center; padding: 0.25rem 0.75rem; border-radius: 9999px; font-size: 0.75rem; font-weight: 600; text-transform: capitalize; letter-spacing: 0.025em; }
.badge.applied { background: var(--status-applied-bg); color: var(--status-applied-text); }
.badge.oa { background: var(--status-oa-bg); color: var(--status-oa-text); }
.badge.interview { background: var(--status-interview-bg); color: var(--status-interview-text); }
.badge.offer { background: var(--status-offer-bg); color: var(--status-offer-text); }
.badge.rejected { background: var(--status-rejected-bg); color: var(--status-rejected-text); }
.badge.ghosted { background: var(--status-ghosted-bg); color: var(--status-ghosted-text); }

.reminder-list { display: flex; flex-direction: column; gap: 0.875rem; margin-top: 1.25rem; }
.reminder-item { padding: 1rem; border: 1px solid var(--border-color); border-radius: var(--radius-sm); border-left: 4px solid var(--primary); background: var(--bg-surface); transition: transform 0.2s, box-shadow 0.2s; }
.reminder-item:hover { transform: translateX(2px); box-shadow: var(--shadow-sm); }
.reminder-item.urgent { border-left-color: var(--danger); background: #fef2f2; border-color: #fecaca; }
.reminder-company { font-weight: 600; font-size: 0.875rem; margin-bottom: 0.375rem; display: flex; justify-content: space-between; align-items: center; }
.reminder-date { font-size: 0.75rem; color: var(--text-muted); display: flex; align-items: center; gap: 0.375rem; }
.reminder-urgent-badge { background: var(--danger); color: white; padding: 0.15rem 0.4rem; border-radius: 4px; font-size: 0.65rem; font-weight: 700; text-transform: uppercase; }

.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(15, 23, 42, 0.4); backdrop-filter: blur(4px); z-index: 50; align-items: center; justify-content: center; padding: 1rem; }
.modal-overlay.active { display: flex; animation: fadeIn 0.2s ease; }
.modal-content { background: var(--bg-surface); width: 100%; max-width: 520px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); max-height: 90vh; overflow-y: auto; }
.modal-header { padding: 1.5rem; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }
.modal-header h2 { font-size: 1.25rem; margin: 0; }
.modal-body { padding: 1.5rem; }
.modal-footer { padding: 1.25rem 1.5rem; border-top: 1px solid var(--border-color); display: flex; justify-content: flex-end; gap: 0.75rem; background: #f8fafc; border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
.close-btn { background: var(--bg-body); border: none; width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; cursor: pointer; color: var(--text-muted); transition: all 0.2s; }
.close-btn:hover { background: #e2e8f0; color: var(--text-main); }

#toast-container { position: fixed; bottom: 2rem; right: 2rem; z-index: 100; display: flex; flex-direction: column; gap: 0.75rem; }
.toast { padding: 1rem 1.25rem; border-radius: var(--radius-sm); color: white; box-shadow: var(--shadow-lg); font-size: 0.875rem; font-weight: 500; opacity: 0; transform: translateY(100%); animation: slideUp 0.3s forwards; min-width: 280px; display: flex; align-items: center; gap: 0.5rem; }
.toast.success { background-color: #10b981; }
.toast.error { background-color: var(--danger); }
.toast.fade-out { animation: fadeOut 0.3s forwards; }
@keyframes slideUp { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeOut { to { opacity: 0; transform: translateY(10px); } }

.pagination-container { display: flex; justify-content: space-between; align-items: center; padding: 1.25rem 1.5rem; border-top: 1px solid var(--border-color); background: var(--bg-surface); margin: 0 -1.5rem -1.5rem -1.5rem; border-radius: 0 0 var(--radius-md) var(--radius-md); }
.pagination-info { font-size: 0.875rem; color: var(--text-muted); }
.pagination-controls { display: flex; gap: 0.375rem; }
.page-btn { padding: 0.375rem 0.75rem; border: 1px solid var(--border-color); background: white; border-radius: var(--radius-sm); cursor: pointer; color: var(--text-main); font-size: 0.875rem; font-weight: 500; transition: all 0.2s; box-shadow: var(--shadow-sm); }
.page-btn:hover:not(:disabled) { background: #f1f5f9; border-color: #cbd5e1; }
.page-btn.active { background: var(--primary); color: white; border-color: var(--primary); box-shadow: var(--shadow-md); }
.page-btn:disabled { opacity: 0.5; cursor: not-allowed; box-shadow: none; }

/* Utilities */
.text-center { text-align: center; }
.mt-4 { margin-top: 1rem; }
.mb-2 { margin-bottom: 0.5rem; }
.text-muted { color: var(--text-muted); }
.empty-state { text-align: center; padding: 4rem 1rem; color: var(--text-muted); display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.flex-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }