:root {
  --ink: #1E2226;
  --ink-soft: #565D63;
  --paper: #F4F3EF;
  --card: #FFFFFF;
  --line: #E4E2DB;
  --accent: #D9480F;       /* safety-orange, primary action */
  --accent-ink: #FFFFFF;
  --danger: #B3261E;
  --danger-bg: #FBEAE8;
  --ok: #1E6B4E;
  --ok-bg: #E7F3ED;
  --muted-bg: #ECEAE4;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(30,34,38,0.06), 0 2px 8px rgba(30,34,38,0.05);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

h1 { font-size: 1.35rem; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 1.05rem; margin: 0 0 2px; }
h3 { font-size: 0.95rem; }
p { margin: 0 0 4px; line-height: 1.4; }

.muted { color: var(--ink-soft); font-size: 0.92rem; }
.muted.small, .small { font-size: 0.82rem; }

a { color: inherit; text-decoration: none; }

/* ---------- layout ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--ink);
  color: #fff;
  padding: 14px 16px;
}
.brand {
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #fff;
}
.brand-mark { color: var(--accent); }
.topbar-user { display: flex; align-items: center; gap: 12px; font-size: 0.85rem; }
.user-role {
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  font-size: 0.75rem;
}
.logout-link { color: rgba(255,255,255,0.75); }

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 16px 88px;
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.back-link {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  background: var(--card);
  border-top: 1px solid var(--line);
  padding: 8px 8px calc(8px + env(safe-area-inset-bottom));
  z-index: 10;
}
.bottom-nav a {
  flex: 1;
  text-align: center;
  padding: 8px 4px;
  font-size: 0.78rem;
  color: var(--ink-soft);
  font-weight: 600;
}

/* ---------- cards ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.card-list { display: flex; flex-direction: column; gap: 10px; }

.project-card, .visit-card, .user-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
}
.user-inactive { opacity: 0.55; }

.issue-card {
  display: flex;
  align-items: stretch;
  gap: 12px;
  padding: 10px;
  border-left: 4px solid var(--danger);
}
.issue-card.status-resolved { border-left-color: var(--ok); }
.issue-thumb {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  border-radius: 8px;
  object-fit: cover;
  background: var(--muted-bg);
}
.issue-thumb-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--ink-soft);
  text-align: center;
}
.issue-card-body { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; }
.issue-number { font-weight: 700; font-size: 0.78rem; color: var(--accent); }
.issue-desc { font-size: 0.92rem; margin: 2px 0; }

.empty-state {
  text-align: center;
  padding: 40px 16px;
  color: var(--ink-soft);
}

.detail-card { margin-bottom: 12px; }
.detail-label {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin: 14px 0 4px;
}
.detail-label:first-child { margin-top: 0; }
.detail-photo {
  width: 100%;
  border-radius: 8px;
  margin: 8px 0;
  display: block;
}
.status-resolved { border-color: var(--ok); background: var(--ok-bg); }

/* ---------- badges ---------- */

.badge {
  flex-shrink: 0;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-muted { background: var(--muted-bg); color: var(--ink-soft); }

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:active { background: #B93C0B; }
.btn-outline { background: transparent; border: 1.5px solid var(--line); color: var(--ink); }
.btn-block { width: 100%; margin-bottom: 14px; }
.btn-sm { min-height: 38px; padding: 8px 14px; font-size: 0.85rem; }

/* ---------- forms ---------- */

.form-card { display: flex; flex-direction: column; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 0.88rem; font-weight: 600; }
.field span, .field legend { color: var(--ink-soft); font-weight: 600; }
.field legend { padding: 0; }
input[type="text"], input[type="password"], input[type="date"], textarea, select {
  font-family: inherit;
  font-size: 1rem;
  padding: 12px;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  width: 100%;
}
textarea { resize: vertical; }
input[type="file"] {
  font-size: 0.9rem;
  padding: 10px;
  border: 1.5px dashed var(--line);
  border-radius: 8px;
  background: #fff;
}
.field-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  margin: 4px 0;
}
.field-check input { width: 18px; height: 18px; }
fieldset.field { border: none; padding: 0; margin: 0; }

/* ---------- login ---------- */

.login-screen { text-align: center; padding-top: 40px; }
.login-mark { font-size: 2.2rem; color: var(--accent); }
.login-title { margin-bottom: 2px; }
.login-sub { color: var(--ink-soft); margin-bottom: 24px; }
.login-card { text-align: left; }

/* ---------- flash messages ---------- */

.flash-stack { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.flash { padding: 12px 14px; border-radius: 8px; font-size: 0.9rem; }
.flash-error { background: var(--danger-bg); color: var(--danger); }
.flash-success { background: var(--ok-bg); color: var(--ok); }

@media (min-width: 640px) {
  .btn-block { width: auto; }
}