/* ui/frontend/style.css */
:root {
  --bg:           #0d1117;
  --surface:      #161b22;
  --surface2:     #1f2733;
  --border:       #2a3444;
  --text:         #e0e6ed;
  --text-muted:   #7a8fa6;
  --accent:       #2eb8ad;
  --accent-hover: #25a096;
  --danger:       #e05252;
  --success:      #3abf7a;
  --radius:       6px;
  --shadow:       0 2px 10px rgba(0,0,0,.45);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ── Login ── */
.login-screen {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2.25rem 2rem; width: 320px;
  box-shadow: var(--shadow); text-align: center;
}
.login-logo {
  width: 110px; height: auto; margin-bottom: 1.5rem;
  filter: brightness(0) invert(1) opacity(0.9);
}
.login-card h1 {
  font-size: .75rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 1.5rem; font-weight: 500;
}
.login-card input {
  width: 100%; padding: .6rem .8rem; margin-bottom: .75rem;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 14px;
  text-align: left;
}
.login-card input:focus { outline: none; border-color: var(--accent); }

/* ── Navbar ── */
.navbar {
  display: flex; align-items: center; gap: .75rem;
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: .5rem 1rem; position: sticky; top: 0; z-index: 100;
}
.brand {
  display: flex; align-items: center; gap: .6rem;
  font-weight: 600; font-size: .85rem; margin-right: auto;
  letter-spacing: .04em; text-transform: uppercase; color: var(--text);
}
.brand-logo {
  height: 28px; width: auto;
  filter: brightness(0) invert(1) opacity(0.85);
}
.hamburger {
  display: none; background: none; border: none; color: var(--text);
  font-size: 1.2rem; cursor: pointer; padding: .3rem;
}
.nav-tabs { display: flex; gap: .3rem; }
.tab-btn {
  background: none; border: 1px solid transparent; border-radius: var(--radius);
  color: var(--text-muted); cursor: pointer; padding: .35rem .85rem; font-size: 13px;
  transition: color .15s, border-color .15s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { border-color: var(--accent); color: var(--accent); }

/* ── Layout ── */
.tab-content { display: none; padding: 1rem; max-width: 900px; margin: 0 auto; }
.tab-content.active { display: block; }

/* ── Cards ── */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem; margin-bottom: .85rem;
  box-shadow: var(--shadow);
}
.card h3 {
  font-size: .75rem; text-transform: uppercase; letter-spacing: .07em;
  color: var(--text-muted); margin-bottom: .75rem;
}

/* ── Timer card ── */
.timer-card { display: flex; align-items: center; justify-content: space-between; }
.timer-info { display: flex; flex-direction: column; gap: .2rem; }
.timer-work-item { font-weight: 600; }
.timer-elapsed { font-size: 1.6rem; font-variant-numeric: tabular-nums; font-weight: 700; color: var(--accent); }

/* ── Work item list ── */
#work-item-search {
  width: 100%; padding: .5rem .75rem; margin-bottom: .5rem;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 14px;
}
#work-item-search:focus { outline: none; border-color: var(--accent); }
.work-item-list { list-style: none; }
.work-item-list li {
  display: flex; align-items: center; justify-content: space-between;
  padding: .45rem .25rem; border-bottom: 1px solid var(--border);
}
.work-item-list li:last-child { border-bottom: none; }
.wi-name { flex: 1; }
.wi-badge {
  font-size: 11px; padding: 2px 7px; border-radius: 99px;
  margin-right: .5rem; text-transform: uppercase; letter-spacing: .04em; font-weight: 500;
}
.wi-badge.billable   { background: rgba(46,184,173,.12); color: var(--accent); }
.wi-badge.non_billable { background: rgba(122,143,166,.1); color: var(--text-muted); }

/* ── Summary chips ── */
.summary-row { display: flex; gap: 1rem; }
.summary-card { flex: 1; }
.summary-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .07em; color: var(--text-muted); }
.summary-chips { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .5rem; }
.chip {
  font-size: 13px; padding: .2rem .6rem; background: var(--surface2);
  border-radius: 99px; border: 1px solid var(--border);
}

/* ── Presence strip ── */
.presence-strip { display: flex; flex-wrap: wrap; gap: .5rem; }
.presence-item {
  display: flex; flex-direction: column; font-size: 13px;
  background: var(--surface2); border-radius: var(--radius);
  padding: .4rem .7rem; border: 1px solid var(--border);
}
.presence-user { font-weight: 600; }
.presence-wi { color: var(--text-muted); font-size: 12px; }

/* ── Entries list ── */
.entries-list { display: flex; flex-direction: column; gap: .35rem; margin-bottom: .75rem; }
.entry-row {
  display: flex; align-items: center; gap: .5rem; padding: .4rem .5rem;
  background: var(--surface2); border-radius: var(--radius);
  border: 1px solid var(--border);
}
.entry-time { font-size: 12px; color: var(--text-muted); white-space: nowrap; }
.entry-wi { flex: 1; font-size: 14px; }
.entry-note {
  font-size: 13px; background: none; border: none;
  border-bottom: 1px dashed var(--border); color: var(--text); padding: 1px 3px;
  min-width: 80px;
}
.entry-note:focus { outline: none; border-bottom-color: var(--accent); }
.entry-duration { font-size: 13px; color: var(--text-muted); white-space: nowrap; }
.entry-active-badge { font-size: 11px; color: var(--accent); font-weight: 600; }

/* ── Buttons ── */
.btn {
  padding: .4rem .95rem; border-radius: var(--radius); border: none;
  cursor: pointer; font-size: 14px; font-weight: 500; transition: background .15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #c84040; }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-ghost { background: none; color: var(--text-muted); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text); }
.btn-sm { padding: .22rem .55rem; font-size: 12px; }
.btn-play { background: none; border: none; cursor: pointer; color: var(--accent); font-size: 1.15rem; padding: 0 .3rem; }
.btn-play:hover { color: var(--accent-hover); }
.btn-delete { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: .9rem; padding: 0 .3rem; }
.btn-delete:hover { color: var(--danger); }

/* ── Admin ── */
.admin-sub-tabs { display: flex; gap: .35rem; margin-bottom: 1rem; flex-wrap: wrap; }
.sub-tab-btn {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text-muted); cursor: pointer;
  padding: .3rem .75rem; font-size: 13px; transition: color .15s, border-color .15s;
}
.sub-tab-btn.active { border-color: var(--accent); color: var(--accent); }
.admin-section { }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: .75rem; }
.section-header h3 { margin-bottom: 0; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left; padding: .45rem .5rem; color: var(--text-muted); font-weight: 500;
  border-bottom: 1px solid var(--border); font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
}
td { padding: .45rem .5rem; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface2); }

/* ── Modals ── */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.65);
  display: flex; align-items: center; justify-content: center; z-index: 200;
}
.modal-content {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem; width: 360px;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: .75rem;
}
.modal-content h3 { font-size: 1rem; font-weight: 600; }
.modal-content input, .modal-content select {
  width: 100%; padding: .5rem .75rem;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 14px;
}
.modal-content input:focus, .modal-content select:focus {
  outline: none; border-color: var(--accent);
}
.modal-actions { display: flex; gap: .5rem; justify-content: flex-end; }
.password-display {
  display: block; padding: .6rem; background: var(--surface2);
  border-radius: var(--radius); font-family: monospace; font-size: .95rem;
  word-break: break-all; user-select: all;
  border: 1px solid var(--accent); color: var(--accent);
}
.checkbox-label { display: flex; align-items: center; gap: .5rem; cursor: pointer; font-size: 14px; }
.form-options { display: flex; flex-direction: column; gap: .4rem; padding: .1rem 0; }

/* ── Misc ── */
.error { color: var(--danger); font-size: 13px; }
.empty-state { color: var(--text-muted); font-size: 14px; padding: .5rem 0; }

/* ── Delete confirmation ── */
.delete-warning { font-size: 13px; color: var(--text-muted); line-height: 1.5; }
.delete-confirm-label { font-size: 13px; }
.delete-confirm-label strong { color: var(--text); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .hamburger { display: block; }
  .nav-tabs {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; background: var(--surface);
    border-bottom: 1px solid var(--border); padding: .5rem;
  }
  .nav-tabs.open { display: flex; }
  .navbar { position: relative; flex-wrap: wrap; }
  .summary-row { flex-direction: column; }
  .modal-content { width: calc(100vw - 2rem); }
  .tab-content { padding: .75rem; }
  .timer-elapsed { font-size: 1.2rem; }
  .brand-logo { height: 22px; }
}