/* ============================================================
   Zi-Project Tracker — design responsive mobile-first
   ============================================================ */

:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --surface-2: #f1efe9;
  --text: #1a1a17;
  --text-muted: #5f5e5a;
  --text-dim: #888780;
  --border: rgba(0,0,0,0.08);
  --border-strong: rgba(0,0,0,0.18);
  --accent: #534ab7;
  --accent-bg: #eeedfe;
  --success: #0f6e56;
  --success-bg: #e1f5ee;
  --danger: #a32d2d;
  --danger-bg: #fcebeb;
  --warning: #854f0b;
  --warning-bg: #faeeda;
  --radius: 8px;
  --radius-lg: 12px;
}

* { box-sizing: border-box; }

html, body { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, sans-serif;
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   Topbar avec hamburger mobile
   ============================================================ */
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 12px 24px;
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; position: relative;
}
.brand {
  font-weight: 600;
  color: var(--text);
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.brand-logo {
  height: 24px;
  width: 24px;
  object-fit: contain;
  display: block;
}

.topbar nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.topbar nav a {
  color: var(--text-muted);
  font-size: 14px;
  padding: 6px 0;
}
.topbar nav a:hover { color: var(--text); text-decoration: none; }

.user-chip {
  font-size: 13px; color: var(--text-muted);
  padding: 4px 10px; background: var(--surface-2); border-radius: 999px;
  white-space: nowrap;
}
.inline { display: inline; }
.btn-link {
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 14px; padding: 6px 0;
}
.btn-link:hover { color: var(--danger); }

/* Hamburger : caché sur desktop */
.nav-toggle { display: none; }

/* ============================================================
   Layout
   ============================================================ */
.container {
  max-width: 1200px; margin: 32px auto; padding: 0 24px;
}
.page-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 24px; gap: 16px; flex-wrap: wrap;
}
.page-head > div:first-child { flex: 1 1 250px; min-width: 0; }
.page-head h1 { margin: 0; font-size: 22px; font-weight: 500; word-break: break-word; }
.page-head .sub { color: var(--text-muted); font-size: 14px; margin-top: 4px; }

.footer {
  max-width: 1200px; margin: 60px auto 24px; padding: 16px 24px;
  border-top: 1px solid var(--border); display: flex; justify-content: space-between;
  font-size: 12px; color: var(--text-muted); flex-wrap: wrap; gap: 8px;
}
.footer a { color: var(--text-muted); }
.muted { color: var(--text-dim); }

/* ============================================================
   Cards & sections
   ============================================================ */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 18px 20px; margin-bottom: 16px;
}
.card h2 { margin: 0 0 12px; font-size: 16px; font-weight: 500; }
.card h3 { margin: 0 0 8px; font-size: 14px; font-weight: 500; }

.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px; margin: 14px 0 24px;
}
.stat {
  background: var(--surface-2); border-radius: var(--radius);
  padding: 12px 14px;
}
.stat .num { font-size: 20px; font-weight: 500; line-height: 1.2; }
.stat .lbl { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ============================================================
   Forms
   ============================================================ */
.form-row { margin-bottom: 14px; }
.form-row label {
  display: block; font-size: 13px; color: var(--text-muted);
  margin-bottom: 4px; font-weight: 500;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="password"],
.form-row input[type="number"],
.form-row input[type="date"],
.form-row select,
.form-row textarea {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  font-size: 16px; /* ≥16px évite le zoom auto sur iOS */
  font-family: inherit; background: var(--surface);
  color: var(--text);
}
.form-row textarea { min-height: 80px; resize: vertical; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent);
}
.form-help { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

/* ============================================================
   Boutons - touch targets confortables
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  min-height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  transition: all .15s;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #3c3489; color: #fff; }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #791f1f; color: #fff; }
.btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.btn-sm { padding: 6px 12px; font-size: 12px; min-height: 32px; }

.btn-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ============================================================
   Alerts
   ============================================================ */
.alert {
  padding: 12px 14px; border-radius: var(--radius); margin-bottom: 16px;
  font-size: 14px;
}
.alert-error { background: var(--danger-bg); color: var(--danger); }
.alert-ok { background: var(--success-bg); color: var(--success); }
.alert-info { background: var(--accent-bg); color: var(--accent); }
.alert-warning { background: var(--warning-bg); color: var(--warning); }

/* ============================================================
   Tables (scrollables sur mobile)
   ============================================================ */
.tbl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tbl {
  width: 100%; border-collapse: collapse; font-size: 14px;
  min-width: 100%;
}
.tbl th {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border-strong);
  font-weight: 500; color: var(--text-muted); font-size: 13px;
  background: var(--surface-2); white-space: nowrap;
}
.tbl td {
  padding: 10px 12px; border-bottom: 1px solid var(--border);
}
.tbl tr:last-child td { border-bottom: none; }
.tbl tr:hover { background: var(--surface-2); }

/* ============================================================
   Badges
   ============================================================ */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 500; line-height: 1.6;
}
.badge-todo { background: var(--surface-2); color: var(--text-muted); }
.badge-in_progress { background: var(--accent-bg); color: var(--accent); }
.badge-review { background: var(--warning-bg); color: var(--warning); }
.badge-done { background: var(--success-bg); color: var(--success); }
.badge-admin { background: var(--accent-bg); color: var(--accent); }
.badge-dev { background: var(--surface-2); color: var(--text-muted); }

/* ============================================================
   Project list
   ============================================================ */
.project-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.project-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 18px;
  transition: transform .12s, border-color .12s;
  display: block;
}
.project-card:hover {
  border-color: var(--accent); transform: translateY(-1px); text-decoration: none;
}
.project-card h3 { margin: 0 0 4px; font-size: 16px; color: var(--text); }
.project-card .client { color: var(--text-muted); font-size: 13px; margin-bottom: 10px; }
.project-card .meta {
  display: flex; gap: 14px; font-size: 12px; color: var(--text-dim);
  padding-top: 10px; border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

/* ============================================================
   EPIC / sub / US tree
   ============================================================ */
.epic-block {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); margin-bottom: 14px;
  overflow: hidden;
}
.epic-head {
  background: var(--surface-2); padding: 14px 16px;
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--border);
  gap: 12px; flex-wrap: wrap;
}
.epic-head > div:first-child { flex: 1 1 200px; min-width: 0; word-break: break-word; }
.epic-head .code { font-family: ui-monospace, monospace; font-size: 12px; color: var(--text-muted); }
.epic-head .name { font-weight: 500; margin-left: 8px; }
.epic-head .meta {
  font-size: 12px; color: var(--text-muted);
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
}

.subepic-block { padding: 14px 16px; border-bottom: 1px solid var(--border); }
.subepic-block:last-child { border-bottom: none; }
.subepic-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 10px; gap: 10px; flex-wrap: wrap;
}
.subepic-head > div:first-child { flex: 1 1 200px; min-width: 0; }
.subepic-head .code { font-family: ui-monospace, monospace; font-size: 12px; color: var(--text-muted); }
.subepic-head .name { font-weight: 500; margin-left: 6px; font-size: 14px; }
.subepic-head .meta {
  font-size: 12px; color: var(--text-dim);
  display: flex; gap: 6px; align-items: center; flex-wrap: wrap;
}

/* US row : flex avec wrap, marche partout */
.us-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px 8px;
  border-bottom: 1px dashed var(--border);
  font-size: 13px;
}
.us-row:last-child { border-bottom: none; }

.us-main {
  flex: 1 1 220px;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.us-code {
  font-family: ui-monospace, monospace; font-size: 12px;
  color: var(--text-muted); flex-shrink: 0;
}
.us-title-link {
  color: var(--text); font-weight: 500;
  word-break: break-word;
}
.us-side {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-family: ui-monospace, monospace; font-size: 12px; color: var(--text-dim);
}
.us-side .us-amount {
  color: var(--text-muted);
}
.us-actions { display: flex; gap: 6px; }

/* ============================================================
   Auth screens
   ============================================================ */
.auth-box {
  max-width: 420px; margin: 60px auto; padding: 32px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.auth-box h1 { margin: 0 0 8px; font-size: 22px; font-weight: 500; }
.auth-box .sub { color: var(--text-muted); font-size: 14px; margin-bottom: 24px; }
.auth-box .btn { width: 100%; }
.auth-box .alt { margin-top: 16px; text-align: center; font-size: 13px; color: var(--text-muted); }

.consent {
  background: var(--surface-2); padding: 12px; border-radius: var(--radius);
  font-size: 12px; color: var(--text-muted); margin: 14px 0;
}
.consent label { display: flex; gap: 8px; align-items: flex-start; cursor: pointer; }

/* ============================================================
   Artifacts
   ============================================================ */
.artifact {
  background: var(--surface-2); border-radius: var(--radius);
  padding: 10px 12px; margin: 6px 0; border-left: 3px solid var(--accent);
}
.artifact .head { display: flex; gap: 8px; align-items: baseline; margin-bottom: 4px; flex-wrap: wrap; }
.artifact .name { font-family: ui-monospace, monospace; font-weight: 500; word-break: break-all; }
.artifact .type { font-size: 11px; color: var(--text-muted); text-transform: uppercase; }
.artifact .scope {
  font-size: 11px; padding: 1px 6px; background: var(--surface);
  border-radius: 4px; color: var(--text-muted);
}
.artifact .desc { font-size: 13px; color: var(--text-muted); margin-top: 4px; word-break: break-word; }
.artifact pre {
  background: var(--surface); padding: 6px 10px; border-radius: 4px;
  font-size: 12px; margin: 4px 0; overflow-x: auto;
  white-space: pre-wrap; word-break: break-word;
}

/* ============================================================
   Log work form
   ============================================================ */
.dynamic-list {
  background: var(--surface-2); padding: 12px; border-radius: var(--radius);
}
.dynamic-list .item {
  background: var(--surface); padding: 10px; border-radius: var(--radius);
  margin-bottom: 8px; border: 1px solid var(--border);
}
.dynamic-list .item .row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

/* ============================================================
   Misc
   ============================================================ */
.tag-row { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.spacer-sm { height: 8px; }
.spacer { height: 16px; }
.col-actions { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.text-right { text-align: right; }
.muted-sm { font-size: 12px; color: var(--text-muted); }

/* details/summary plus tactile */
details > summary {
  padding: 6px 0;
  min-height: 32px;
  display: flex;
  align-items: center;
}

/* ============================================================
   Mobile (< 720px)
   ============================================================ */
@media (max-width: 720px) {
  .container { margin: 16px auto; padding: 0 16px; }

  /* Topbar : hamburger */
  .topbar-inner { padding: 10px 16px; }
  .nav-toggle {
    display: flex;
    align-items: center; justify-content: center;
    width: 44px; height: 44px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    cursor: pointer;
    background: var(--surface);
    color: var(--text);
    font-size: 20px;
    user-select: none;
  }
  .nav-toggle:hover { background: var(--surface-2); }
  .topbar nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 12px 16px;
    gap: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }
  #nav-toggle:checked ~ nav { display: flex; }
  .topbar nav a,
  .topbar nav .btn-link {
    padding: 12px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--border);
    width: 100%;
  }
  .topbar nav .btn-link { text-align: left; color: var(--danger); }
  .topbar nav form { width: 100%; }
  .user-chip {
    background: transparent;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    font-size: 14px;
    border-radius: 0;
  }

  /* Page head : titre puis boutons en pleine largeur */
  .page-head { gap: 12px; }
  .page-head h1 { font-size: 19px; }
  .page-head .btn-row { width: 100%; }

  /* Form fields plein largeur */
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .dynamic-list .item .row { grid-template-columns: 1fr; }

  /* Stats : 2 colonnes au lieu de auto-fit */
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat { padding: 10px 12px; }
  .stat .num { font-size: 17px; }

  /* Cards plus serrées */
  .card { padding: 14px 16px; }

  /* EPIC head : empile titre / actions */
  .epic-head { padding: 12px 14px; }
  .epic-head .meta { width: 100%; justify-content: flex-start; }
  .subepic-block { padding: 12px 14px; }
  .subepic-head .meta { width: 100%; }

  /* US row : empile en mode card */
  .us-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 12px 8px;
  }
  .us-side { justify-content: space-between; width: 100%; }

  /* Tables : police plus petite + scroll */
  .tbl { font-size: 13px; }
  .tbl th, .tbl td { padding: 8px 10px; }

  /* Project list cards : 1 colonne */
  .project-grid { grid-template-columns: 1fr; }

  /* Auth box : moins de padding */
  .auth-box { margin: 24px 12px; padding: 22px; }

  /* Boutons dans .btn-row : prennent 1/2 ou 1/3 du width pour bien remplir */
  .page-head .btn-row .btn { flex: 1 1 auto; }
}

/* ============================================================
   Très petit (< 380px) — vieux iPhone SE etc.
   ============================================================ */
@media (max-width: 380px) {
  .stats-grid { grid-template-columns: 1fr; }
  .stat .num { font-size: 18px; }
  .topbar-inner { padding: 8px 12px; }
  .container { padding: 0 12px; }
  .card { padding: 12px 14px; }
}