/*
 * Doggy Time Collar - app styles. Tokens first, then layout, then components.
 * The tokens are the sibling apps' (../kidplay-dev/DESIGN.md): use them, never raw colors.
 */

:root {
  --font-sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-2: #f1f3f6;
  --surface-hover: #f4f6f9;
  --border: #e3e6eb;
  --border-strong: #cfd4dc;
  --text: #1c2129;
  --text-2: #4b5563;
  --text-3: #8a93a0;

  --accent: #206bc4;
  --accent-hover: #1a5aa6;
  --accent-soft: #e8f0fb;
  --success: #10b981;
  --success-text: #047857;
  --success-soft: #e6f7f0;
  --warning: #e8702a;
  --warning-text: #b4501a;
  --warning-soft: #fdf0e7;
  --danger: #dc3a3a;
  --danger-text: #b42323;
  --danger-soft: #fdecec;

  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111317;
    --surface: #181b20;
    --surface-2: #1f232a;
    --surface-hover: #22262e;
    --border: #2a2f37;
    --border-strong: #3a404a;
    --text: #e7e9ed;
    --text-2: #aab1bc;
    --text-3: #747d8a;
    --accent: #5b9ae6;
    --accent-hover: #7aaeee;
    --accent-soft: #1c2a3d;
    --success-text: #34d399;
    --success-soft: #13291f;
    --warning-text: #f59e5b;
    --warning-soft: #33231a;
    --danger-text: #f17a7a;
    --danger-soft: #341b1b;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    color-scheme: dark;
  }
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 var(--font-sans);
}

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

h1, h2 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 22px; line-height: 1.3; display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
h2 { font-size: 15px; }

code, .mono { font-family: var(--font-mono); font-size: 12.5px; }
.muted { color: var(--text-3); }
.nowrap { white-space: nowrap; }
.inline-form { display: inline; margin: 0; }

/* Layout */

.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  height: 52px;
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.brand { color: var(--text); font-weight: 600; white-space: nowrap; }
.brand:hover { color: var(--text); text-decoration: none; }

.nav { display: flex; gap: var(--space-1); }

.nav-link {
  color: var(--text-2);
  padding: 6px 10px;
  border-radius: var(--radius);
}
.nav-link:hover { background: var(--surface-hover); color: var(--text); text-decoration: none; }
.nav-link.active { background: var(--accent-soft); color: var(--accent); }

.topbar-user { margin-left: auto; display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.topbar-email { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-4) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.subtitle { margin: var(--space-1) 0 0; color: var(--text-2); }
.page-actions { display: flex; gap: var(--space-2); flex-shrink: 0; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

/* Cards and sections */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  min-width: 0;
}

.card > h2 { margin-bottom: var(--space-3); }
.table-card { padding: 0; overflow-x: auto; }
.table-card > .section-header { padding: var(--space-4) var(--space-4) var(--space-2); }

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.table-card > .section-header { margin-bottom: 0; }
.count { font-size: 13px; }

.empty { text-align: center; padding: var(--space-6) var(--space-4); }
.empty p { margin: 0 0 var(--space-1); }
.table-card > .empty { padding: var(--space-4); text-align: left; margin: 0; }

.props {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: var(--space-2) var(--space-4);
  margin: 0;
}
.props dt { color: var(--text-3); }
.props dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }

/* Tables */

.table { width: 100%; border-collapse: collapse; }

.table th {
  text-align: left;
  font-weight: 500;
  font-size: 12px;
  color: var(--text-3);
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table td {
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--surface-hover); }
.table .num { text-align: right; white-space: nowrap; }
.table .actions { text-align: right; white-space: nowrap; }
.table .actions a + a { margin-left: var(--space-3); }
.card:not(.table-card) .table th:first-child, .card:not(.table-card) .table td:first-child { padding-left: 0; }
.card:not(.table-card) .table th:last-child, .card:not(.table-card) .table td:last-child { padding-right: 0; }
.table-compact td, .table-compact th { padding-top: 6px; padding-bottom: 6px; }
.table-scroll { overflow-x: auto; }

.row-link { font-weight: 500; }

/* Pills */

.pill {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  line-height: 18px;
  background: var(--surface-2);
  color: var(--text-2);
  white-space: nowrap;
  vertical-align: middle;
}
h1 .pill { font-size: 12px; }
.pill-success { background: var(--success-soft); color: var(--success-text); }
.pill-warning { background: var(--warning-soft); color: var(--warning-text); }
.pill-danger { background: var(--danger-soft); color: var(--danger-text); }
.pill-accent { background: var(--accent-soft); color: var(--accent); }

.battery-low { color: var(--danger-text); font-weight: 500; }

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  height: 32px;
  padding: 0 var(--space-3);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-hover); color: var(--text); text-decoration: none; }
.btn:focus-visible, .input:focus-visible, .select:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-hover); }
.btn-danger { color: var(--danger-text); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); color: var(--danger-text); }
.btn-sm { height: 28px; padding: 0 10px; font-size: 13px; }
.btn-block { width: 100%; }

/* Forms */

.form-card { display: flex; flex-direction: column; gap: var(--space-4); }
.form-section { margin-top: var(--space-2); }
.form-actions { display: flex; gap: var(--space-2); }

.field { display: flex; flex-direction: column; gap: var(--space-1); min-width: 0; }
.field label { font-weight: 500; }
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-4); }
.hint { margin: 0; color: var(--text-3); font-size: 12.5px; }

.input, .select {
  height: 34px;
  width: 100%;
  padding: 0 var(--space-3);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}
.input[readonly] { background: var(--surface-2); color: var(--text-2); }
.input-sm { height: 28px; font-size: 13px; padding: 0 var(--space-2); }

.select {
  appearance: none;
  padding-right: 30px;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-3) 50%),
                    linear-gradient(135deg, var(--text-3) 50%, transparent 50%);
  background-position: calc(100% - 15px) 50%, calc(100% - 10px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}

.input-group { display: flex; gap: var(--space-2); }
.input-group .input { width: 110px; }

.filters { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }
.filters .select { width: auto; height: 28px; font-size: 13px; }
.filters .input { width: 130px; }

/* Feedback */

.flash {
  margin: 0;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  border: 1px solid transparent;
}
.flash-notice { background: var(--success-soft); color: var(--success-text); }
.flash-alert { background: var(--danger-soft); color: var(--danger-text); }

.banner {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--warning-soft);
  color: var(--warning-text);
}

.error-text { color: var(--danger-text); font-size: 12.5px; margin-top: 2px; }

.danger-zone { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.danger-zone p { margin: var(--space-1) 0 0; }

/* Collar page */

.map-card { padding: 0; overflow: hidden; }
.map { height: 360px; width: 100%; }
.map[hidden] { display: none; }
.map-empty { margin: 0; padding: var(--space-5) var(--space-4); }
.map-empty[hidden] { display: none; }
.map-track { stroke: var(--accent); stroke-opacity: 0.6; fill: none; }
.map-point { stroke: var(--surface); stroke-width: 1.5; fill: var(--accent); fill-opacity: 0.85; }
.map-point-offline { fill: var(--text-3); }
.map-point-unfixed { fill: var(--warning); }
.map-point-latest { fill: var(--success); stroke-width: 2; }

.command-buttons { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.command-forms {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
  margin: var(--space-4) 0;
}
.command-form { display: flex; flex-direction: column; gap: var(--space-1); }
.command-form label { font-size: 13px; color: var(--text-2); }

/* Packet log */

.packets td { font-size: 13px; }
.packets .direction { color: var(--text-3); text-align: center; }
.packets .row-out { background: var(--surface-2); }
.hex { word-break: break-all; color: var(--text-2); }
.hex-frame { color: var(--text-3); }
.hex-length { color: var(--text-3); }
.hex-type { color: var(--accent); font-weight: 600; }
.pager { display: flex; justify-content: center; }

/* Sign-in */

.login-body { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login { width: 100%; max-width: 360px; padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }
.login-card { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-5); }
.login-card p { margin: 0; }
.login-card form { margin: 0; }

/* Phones */

@media (max-width: 760px) {
  .topbar-inner { gap: var(--space-3); }
  .topbar-email { display: none; }
  .page { padding-top: var(--space-4); }
  .page-header { flex-direction: column; }
  .grid-2 { grid-template-columns: minmax(0, 1fr); }
  .map { height: 280px; }
  .danger-zone { flex-direction: column; align-items: flex-start; }

  /* Each packet as a card: time, direction, collar, and type, then the bytes and the decoded fields. */
  .packets thead { display: none; }
  .packets, .packets tbody { display: block; }
  .packets tr {
    display: grid;
    grid-template-columns: auto auto minmax(0, 1fr) auto;
    align-items: center;
    column-gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border);
  }
  .packets tbody tr:last-child { border-bottom: 0; }
  .packets td { display: block; padding: 0; border: 0; }
  .packets .cell-collar { overflow: hidden; text-overflow: ellipsis; }
  .packets .cell-bytes, .packets .cell-decoded { grid-column: 1 / -1; margin-top: var(--space-1); }
}