/* public/css/main.css */

/* ─── DESIGN TOKENS ─────────────────────────────────────────────────────────── */
:root {
  --ink:          #0d1117;
  --ink-soft:     #3d4451;
  --ink-muted:    #6e7891;
  --paper:        #f7f5f0;
  --paper-warm:   #ede9e0;
  --paper-card:   #ffffff;
  --accent:       #c84b2f;
  --accent-hover: #b03d24;
  --accent-light: #f5e8e4;
  --green:        #2a6b4a;
  --green-light:  #e4f0ea;
  --gold:         #d4933a;
  --gold-light:   #fdf3e3;
  --blue:         #2c5282;
  --blue-light:   #e6eef7;
  --border:       #e2ddd5;
  --shadow-sm:    0 1px 3px rgba(13,17,23,.08), 0 1px 2px rgba(13,17,23,.06);
  --shadow-md:    0 4px 12px rgba(13,17,23,.10), 0 2px 6px rgba(13,17,23,.06);
  --shadow-lg:    0 12px 32px rgba(13,17,23,.12), 0 4px 12px rgba(13,17,23,.08);
  --radius:       10px;
  --radius-lg:    16px;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --transition:   .2s cubic-bezier(.4,0,.2,1);
  --sidebar-w:    260px;
}

/* ─── RESET ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--paper); color: var(--ink);
       line-height: 1.6; min-height: 100vh; font-size: 15px;}
a    { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }
ul { list-style: none; }

/* ─── LAYOUT ─────────────────────────────────────────────────────────────────── */
.app-shell   { display: flex; min-height: 100vh; }
.main-wrap   { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }

/* ─── SIDEBAR ────────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w); position: fixed; inset: 0 auto 0 0;
  background: var(--ink); display: flex; flex-direction: column; z-index: 100;
  transition: transform var(--transition);
}
.sidebar-logo  { padding: 28px 24px 20px; border-bottom: 1px solid rgba(255,255,255,.08); }
.logo-name     { font-family: var(--font-display); color:#fff; font-size: 22px; letter-spacing:-.3px; }
.logo-sub      { color: rgba(255,255,255,.4); font-size: 11px; text-transform: uppercase; letter-spacing: 1.2px; margin-top: 4px; }
.logo-year     { display:inline-block; background:var(--accent); color:#fff; font-size:10px;
                 font-weight:700; letter-spacing:1px; text-transform:uppercase;
                 padding:2px 8px; border-radius:20px; margin-top:8px; }
.sidebar-nav   { flex:1; padding:20px 0; overflow-y:auto; }
.nav-section   { color:rgba(255,255,255,.3); font-size:10px; font-weight:600;
                 text-transform:uppercase; letter-spacing:1.5px; padding:14px 24px 6px; }
.nav-item      { display:flex; align-items:center; gap:12px; padding:10px 24px;
                 color:rgba(255,255,255,.6); font-size:14px; transition:all var(--transition);
                 border-left:3px solid transparent; cursor:pointer; }
.nav-item:hover  { color:#fff; background:rgba(255,255,255,.05); }
.nav-item.active { color:#fff; background:rgba(200,75,47,.15); border-left-color:var(--accent); font-weight:500; }
.nav-icon        { width:18px; height:18px; flex-shrink:0; opacity:.75; }
.nav-item.active .nav-icon { opacity:1; }
.nav-badge       { margin-left:auto; background:var(--accent); color:#fff; font-size:10px;
                   font-weight:700; min-width:20px; height:20px; border-radius:10px;
                   display:flex; align-items:center; justify-content:center; padding:0 5px; }
.sidebar-footer  { padding:16px 24px; border-top:1px solid rgba(255,255,255,.08); }
.sidebar-user    { display:flex; align-items:center; gap:10px; }
.s-avatar        { width:34px; height:34px; border-radius:50%; display:flex; align-items:center;
                   justify-content:center; color:#fff; font-size:13px; font-weight:700; flex-shrink:0; }
.s-name  { color:#fff; font-size:13px; font-weight:500; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.s-role  { color:rgba(255,255,255,.4); font-size:11px; }

/* ─── TOPBAR ─────────────────────────────────────────────────────────────────── */
.topbar { background:var(--paper-card); border-bottom:1px solid var(--border); height:64px;
          padding:0 32px; display:flex; align-items:center; justify-content:space-between;
          position:sticky; top:0; z-index:50; box-shadow:var(--shadow-sm); }
.topbar-title  { font-family:var(--font-display); font-size:20px; letter-spacing:-.3px; }
.topbar-right  { display:flex; align-items:center; gap:10px; }

/* ─── PAGE CONTENT ───────────────────────────────────────────────────────────── */
.page-content { padding:32px; flex:1; }
.page { display:none; }
.page.active { display:block; }

/* ─── BUTTONS ────────────────────────────────────────────────────────────────── */
.btn { display:inline-flex; align-items:center; gap:7px; padding:8px 16px;
       border-radius:var(--radius); font-size:13.5px; font-weight:500;
       transition:all var(--transition); white-space:nowrap; cursor:pointer; }
.btn-primary   { background:var(--accent); color:#fff; }
.btn-primary:hover { background:var(--accent-hover); box-shadow:var(--shadow-sm); }
.btn-secondary { background:var(--paper); color:var(--ink-soft); border:1.5px solid var(--border); }
.btn-secondary:hover { background:var(--paper-warm); }
.btn-ghost     { background:transparent; color:var(--ink-soft); }
.btn-ghost:hover { background:var(--paper-warm); color:var(--ink); }
.btn-danger    { background:#fee2e2; color:#b91c1c; }
.btn-danger:hover { background:#fecaca; }
.btn-success   { background:var(--green-light); color:var(--green); }
.btn-sm   { padding:5px 12px; font-size:12.5px; }
.btn-icon { padding:7px; }
.btn:disabled { opacity:.5; cursor:not-allowed; }

/* ─── CARDS ──────────────────────────────────────────────────────────────────── */
.card { background:var(--paper-card); border-radius:var(--radius-lg); border:1px solid var(--border); box-shadow:var(--shadow-sm); overflow:hidden; }
.card-header { padding:18px 24px 14px; border-bottom:1px solid var(--border);
               display:flex; align-items:center; justify-content:space-between; }
.card-title  { font-family:var(--font-display); font-size:17px; letter-spacing:-.2px; }
.card-body   { padding:24px; }

/* ─── STATS GRID ─────────────────────────────────────────────────────────────── */
.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-bottom:28px; }
.stat-card  { background:var(--paper-card); border-radius:var(--radius-lg); padding:24px;
              box-shadow:var(--shadow-sm); border:1px solid var(--border); position:relative;
              overflow:hidden; transition:box-shadow var(--transition); }
.stat-card:hover { box-shadow:var(--shadow-md); }
.stat-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; background:var(--c,var(--accent)); }
.stat-icon   { width:40px; height:40px; border-radius:10px; display:flex; align-items:center;
               justify-content:center; margin-bottom:16px; font-size:20px; }
.stat-value  { font-family:var(--font-display); font-size:38px; line-height:1;
               letter-spacing:-1px; margin-bottom:6px; }
.stat-label  { color:var(--ink-muted); font-size:13px; font-weight:500; }
.stat-sub    { font-size:12px; color:var(--ink-muted); margin-top:6px; }

/* ─── DASHBOARD GRIDS ────────────────────────────────────────────────────────── */
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-bottom:24px; }
.grid-2-1 { display:grid; grid-template-columns:2fr 1fr; gap:24px; margin-bottom:24px; }

/* ─── PROGRESS ───────────────────────────────────────────────────────────────── */
.progress-bar  { height:6px; background:var(--paper-warm); border-radius:3px; overflow:hidden; margin-top:8px; }
.progress-fill { height:100%; border-radius:3px; background:var(--accent); transition:width .6s ease; }

/* ─── BADGES ─────────────────────────────────────────────────────────────────── */
.badge { display:inline-flex; align-items:center; padding:3px 10px; border-radius:20px;
         font-size:11.5px; font-weight:600; text-transform:uppercase; letter-spacing:.4px; }
.badge-planned   { background:var(--blue-light);  color:var(--blue); }
.badge-ongoing   { background:var(--gold-light);  color:#92610a; }
.badge-completed { background:var(--green-light); color:var(--green); }
.badge-delayed   { background:#fee2e2; color:#b91c1c; }
.badge-cancelled { background:var(--paper-warm);  color:var(--ink-muted); }
.badge-high      { background:#fee2e2; color:#b91c1c; }
.badge-medium    { background:var(--gold-light);  color:#92610a; }
.badge-low       { background:var(--green-light); color:var(--green); }
.badge-admin     { background:var(--accent-light); color:var(--accent); }
.badge-staff     { background:var(--blue-light);   color:var(--blue); }

/* ─── TABLE ──────────────────────────────────────────────────────────────────── */
.table-wrap  { overflow-x:auto; }
table        { width:100%; border-collapse:collapse; font-size:13.5px; }
thead th     { padding:10px 14px; text-align:left; font-size:11px; font-weight:700;
               text-transform:uppercase; letter-spacing:.8px; color:var(--ink-muted);
               border-bottom:2px solid var(--border); background:var(--paper); white-space:nowrap; }
tbody tr     { border-bottom:1px solid var(--border); transition:background var(--transition); }
tbody tr:hover { background:#faf9f7; }
tbody td     { padding:12px 14px; vertical-align:middle; }
.td-main     { font-weight:500; }
.td-sub      { font-size:12px; color:var(--ink-muted); margin-top:2px; }
.truncate    { max-width:180px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }

/* ─── FILTER BAR ─────────────────────────────────────────────────────────────── */
.filter-bar { display:flex; align-items:center; gap:10px; margin-bottom:20px; flex-wrap:wrap; }
.filter-bar input[type=text],
.filter-bar select { height:38px; padding:0 14px; border:1.5px solid var(--border);
                     border-radius:var(--radius); font-size:13.5px; color:var(--ink);
                     background:var(--paper-card); outline:none; transition:border-color var(--transition); }
.filter-bar input[type=text]:focus,
.filter-bar select:focus { border-color:var(--accent); }
.filter-bar input[type=text] { min-width:200px; }
.spacer { flex:1; }

/* ─── FORMS ──────────────────────────────────────────────────────────────────── */
.form-grid    { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-grid-3  { display:grid; grid-template-columns:1fr 1fr 1fr; gap:18px; }
.form-group   { display:flex; flex-direction:column; gap:6px; }
.form-group.full { grid-column:1/-1; }
.form-label   { font-size:12.5px; font-weight:600; color:var(--ink-soft);
                text-transform:uppercase; letter-spacing:.5px; }
.required     { color:var(--accent); margin-left:2px; }
.form-control { padding:10px 14px; border:1.5px solid var(--border); border-radius:var(--radius);
                font-size:14px; color:var(--ink); background:var(--paper-card); outline:none; width:100%;
                transition:border-color var(--transition), box-shadow var(--transition); }
.form-control:focus { border-color:var(--accent); box-shadow:0 0 0 3px rgba(200,75,47,.10); }
textarea.form-control { resize:vertical; min-height:90px; line-height:1.5; }
.form-hint    { font-size:12px; color:var(--ink-muted); }

/* ─── MODAL ──────────────────────────────────────────────────────────────────── */
.modal-overlay { position:fixed; inset:0; background:rgba(13,17,23,.55);
                 backdrop-filter:blur(4px); z-index:200; display:flex;
                 align-items:center; justify-content:center; padding:20px;
                 opacity:0; pointer-events:none; transition:opacity var(--transition); }
.modal-overlay.open { opacity:1; pointer-events:auto; }
.modal { background:var(--paper-card); border-radius:var(--radius-lg); width:100%; max-width:760px;
         max-height:90vh; overflow-y:auto; box-shadow:var(--shadow-lg);
         transform:translateY(16px) scale(.98); transition:transform var(--transition); }
.modal-overlay.open .modal { transform:translateY(0) scale(1); }
.modal.sm { max-width:480px; }
.modal-header { padding:24px 28px 16px; border-bottom:1px solid var(--border);
                display:flex; align-items:flex-start; justify-content:space-between;
                position:sticky; top:0; background:var(--paper-card); z-index:1; }
.modal-title  { font-family:var(--font-display); font-size:22px; letter-spacing:-.3px; }
.modal-sub    { font-size:13px; color:var(--ink-muted); margin-top:3px; }
.modal-close  { width:32px; height:32px; border-radius:8px; background:var(--paper);
                color:var(--ink-soft); display:flex; align-items:center; justify-content:center;
                transition:all var(--transition); flex-shrink:0; }
.modal-close:hover { background:var(--paper-warm); }
.modal-body   { padding:28px; }
.modal-footer { padding:18px 28px; border-top:1px solid var(--border); background:var(--paper);
                display:flex; align-items:center; justify-content:flex-end; gap:10px; }

/* ─── TABS ───────────────────────────────────────────────────────────────────── */
.tabs      { display:flex; gap:2px; border-bottom:2px solid var(--border); margin-bottom:24px; }
.tab-btn   { padding:10px 18px; font-size:14px; font-weight:500; color:var(--ink-muted);
             border-bottom:2px solid transparent; margin-bottom:-2px;
             transition:all var(--transition); cursor:pointer; }
.tab-btn:hover  { color:var(--ink); }
.tab-btn.active { color:var(--accent); border-bottom-color:var(--accent); font-weight:600; }
.tab-panel      { display:none; }
.tab-panel.active { display:block; }

/* ─── AUTH PAGE ──────────────────────────────────────────────────────────────── */
#page-auth { display:flex; min-height:100vh; }
.auth-aside { width:420px; flex-shrink:0; background:var(--ink); display:flex;
              flex-direction:column; padding:48px 48px; }
.auth-logo  { font-family:var(--font-display); color:var(--accent); font-size:32px; margin-bottom:8px; }
.auth-tagline { color:rgba(255,255,255,.4); font-size:13px; }
.auth-features { margin-top:auto; }
.auth-feature  { display:flex; align-items:flex-start; gap:12px; color:rgba(255,255,255,.7);
                 font-size:14px; line-height:1.5; margin-bottom:20px; }
.auth-feature-dot { width:8px; height:8px; border-radius:50%; background:var(--accent);
                    flex-shrink:0; margin-top:6px; }
.auth-main   { flex:1; display:flex; align-items:center; justify-content:center; padding:40px; }
.auth-card   { width:100%; max-width:400px; }
.auth-card h2 { font-family:var(--font-display); font-size:28px; margin-bottom:6px; }
.auth-card p  { color:var(--ink-muted); font-size:14px; margin-bottom:28px; }

/* ─── PROFILE / STAFF CARDS ──────────────────────────────────────────────────── */
.staff-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(220px,1fr)); gap:20px; }
.staff-card { background:var(--paper-card); border-radius:var(--radius-lg);
              border:1px solid var(--border); padding:24px 20px; text-align:center;
              box-shadow:var(--shadow-sm); transition:box-shadow var(--transition); }
.staff-card:hover { box-shadow:var(--shadow-md); }
.s-card-avatar { width:60px; height:60px; border-radius:50%; display:flex; align-items:center;
                 justify-content:center; color:#fff; font-size:22px; font-family:var(--font-display);
                 font-weight:700; margin:0 auto 14px; }
.s-card-name   { font-weight:600; font-size:15px; margin-bottom:4px; }
.s-card-role   { font-size:12.5px; color:var(--ink-muted); margin-bottom:14px; }
.s-card-stats  { display:flex; justify-content:space-around; padding-top:14px;
                 border-top:1px solid var(--border); }
.s-stat-val    { font-family:var(--font-display); font-size:24px; }
.s-stat-lbl    { font-size:11px; color:var(--ink-muted); }

/* ─── CALENDAR ───────────────────────────────────────────────────────────────── */
.cal-nav   { display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; }
.cal-month { font-family:var(--font-display); font-size:22px; }
.cal-grid  { display:grid; grid-template-columns:repeat(7,1fr); gap:3px; }
.cal-head  { text-align:center; font-size:11px; font-weight:700; text-transform:uppercase;
             letter-spacing:.5px; color:var(--ink-muted); padding:8px 0; }
.cal-day   { min-height:80px; border-radius:8px; padding:6px 8px; background:var(--paper);
             transition:background var(--transition); cursor:pointer; }
.cal-day:hover { background:var(--paper-warm); }
.cal-day.dim   { opacity:.3; }
.cal-day.today { background:var(--accent-light); }
.cal-day.today .cal-dn { color:var(--accent); font-weight:700; }
.cal-dn    { font-size:12.5px; font-weight:500; color:var(--ink-soft); margin-bottom:4px; }
.cal-evt   { font-size:10px; padding:2px 5px; border-radius:3px; color:#fff;
             white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
             margin-bottom:2px; font-weight:500; }

/* ─── ACTIVITY FEED ──────────────────────────────────────────────────────────── */
.feed-item { display:flex; align-items:flex-start; gap:12px; padding:12px 0;
             border-bottom:1px solid var(--border); }
.feed-item:last-child { border-bottom:none; }
.feed-dot  { width:8px; height:8px; border-radius:50%; flex-shrink:0; margin-top:6px; }
.feed-info { flex:1; }
.feed-title { font-size:13.5px; font-weight:500; }
.feed-meta  { font-size:12px; color:var(--ink-muted); margin-top:2px; }

/* ─── TOAST ──────────────────────────────────────────────────────────────────── */
#toast-root { position:fixed; bottom:24px; right:24px; z-index:9999;
              display:flex; flex-direction:column; gap:10px; pointer-events:none; }
.toast { background:var(--ink); color:#fff; padding:12px 18px; border-radius:var(--radius);
         font-size:13.5px; font-weight:500; box-shadow:var(--shadow-lg);
         display:flex; align-items:center; gap:10px; min-width:240px;
         pointer-events:auto; animation:tIn .3s ease; border-left:4px solid var(--accent); }
.toast.success { border-left-color:var(--green); }
.toast.error   { border-left-color:#b91c1c; }
@keyframes tIn  { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:none} }
@keyframes tOut { to{opacity:0;transform:translateY(10px)} }

/* ─── EMPTY STATE ────────────────────────────────────────────────────────────── */
.empty { text-align:center; padding:60px 20px; color:var(--ink-muted); }
.empty-icon  { font-size:48px; margin-bottom:16px; opacity:.5; }
.empty-title { font-family:var(--font-display); font-size:22px; color:var(--ink-soft); margin-bottom:8px; }
.empty p     { font-size:14px; max-width:320px; margin:0 auto 20px; }

/* ─── MISC UTILS ─────────────────────────────────────────────────────────────── */
.section-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:20px; }
.section-title  { font-family:var(--font-display); font-size:22px; letter-spacing:-.3px; }
.divider { height:1px; background:var(--border); margin:20px 0; }
.chip    { display:inline-flex; align-items:center; padding:3px 10px; border-radius:20px;
           background:var(--paper-warm); color:var(--ink-soft); font-size:12px; font-weight:500; }
.text-muted { color:var(--ink-muted); font-size:13px; }
.mt-4 { margin-top:16px; }
.mt-6 { margin-top:24px; }
.mb-4 { margin-bottom:16px; }
.flex        { display:flex; }
.flex-center { display:flex; align-items:center; }
.gap-2 { gap:8px; }
.gap-3 { gap:12px; }
.ml-auto { margin-left:auto; }
.fw-600 { font-weight:600; }
.color-swatch { width:32px; height:32px; border-radius:50%; cursor:pointer;
                border:3px solid transparent; transition:all var(--transition); }
.color-swatch.selected, .color-swatch:hover { border-color:var(--ink); transform:scale(1.1); }

/* ─── RESPONSIVE ─────────────────────────────────────────────────────────────── */
.mobile-menu-btn { display:none; position:fixed; top:16px; left:16px; z-index:500;
                   background:var(--ink); color:#fff; width:40px; height:40px;
                   border-radius:10px; align-items:center; justify-content:center; }
@media (max-width:1100px) { .stats-grid { grid-template-columns:repeat(2,1fr); } }
@media (max-width:900px)  { .grid-2, .grid-2-1 { grid-template-columns:1fr; } }
@media (max-width:768px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:translateX(0); }
  .main-wrap { margin-left:0; }
  .mobile-menu-btn { display:flex; }
  .stats-grid { grid-template-columns:1fr 1fr; }
  .form-grid, .form-grid-3 { grid-template-columns:1fr; }
  .page-content { padding:20px 16px; }
  .topbar { padding:0 16px 0 64px; }
  .auth-aside { display:none; }
  #page-auth { display:block; }
  .auth-main { padding:40px 20px; }
}
@media print {
  .sidebar, .topbar, .filter-bar, .btn, .modal-overlay { display:none !important; }
  .main-wrap { margin-left:0; }
}