/* Sirony Connect — brand palette taken from the logo: orange and white on
   black. System fonts only, so no webfont request ever leaves the device. */
:root {
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;

  --bg: #ffffff;
  --surface: #ffffff;
  --surface-2: #f4f4f6;
  --text: #14141a;
  --text-dim: #5c5c6b;
  --border: #e4e4ec;
  --accent: #d9500b;
  --accent-ink: #ffffff;
  --ok: #0f7b4f;
  --ok-bg: #dcf5e8;
  --warn: #8a5a00;
  --warn-bg: #fdf0d5;
  --err: #a41c30;
  --err-bg: #fbe0e4;
  --radius: 14px;
  --tap: 44px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #111114;
    --surface-2: #1b1b20;
    --text: #f2f2f5;
    --text-dim: #9a9aa8;
    --border: #2a2a32;
    --accent: #ef6316;
    --accent-ink: #000000;
    --ok: #6ee7b7;
    --ok-bg: #10352a;
    --warn: #fcd34d;
    --warn-bg: #3a2f0d;
    --err: #fca5b5;
    --err-bg: #3d1420;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* Display rules below would otherwise beat the `hidden` attribute. */
[hidden] { display: none !important; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);
}

h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.25; }

.muted { color: var(--text-dim); }
.small { font-size: 0.85rem; }

/* ---------------------------------------------------------------- chrome -- */

.banner {
  background: var(--warn-bg);
  color: var(--warn);
  text-align: center;
  padding: 0.55rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.15rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { display: flex; align-items: center; gap: 0.55rem; text-decoration: none; color: inherit; }
.brand-mark { border-radius: 8px; display: block; }
.brand-name { font-weight: 700; letter-spacing: -0.01em; }
.brand-accent { color: var(--accent); }

.container {
  flex: 1;
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 1.25rem 1.15rem 6rem;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.tabbar {
  position: sticky;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}

.tabbar a {
  text-align: center;
  padding: 0.8rem 0.25rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dim);
  text-decoration: none;
  min-height: var(--tap);
}

.tabbar a[aria-current="page"] {
  color: var(--accent);
  box-shadow: inset 0 2px 0 var(--accent);
}

/* ------------------------------------------------------------- controls -- */

.btn {
  font: inherit;
  font-weight: 600;
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  min-height: var(--tap);
  border: 1px solid transparent;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-sm { padding: 0.4rem 0.8rem; min-height: 0; font-size: 0.85rem; }
.btn-danger { background: transparent; color: var(--err); border-color: var(--err); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible,
textarea:focus-visible, .chip:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.row { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.row-end { justify-content: flex-end; }

label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 0.3rem; }

input[type="email"], input[type="password"], input[type="date"], input[type="text"],
input[type="number"], select, textarea {
  font: inherit;
  width: 100%;
  padding: 0.65rem 0.75rem;
  min-height: var(--tap);
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

textarea { min-height: 6rem; resize: vertical; }
.field { margin-bottom: 0.9rem; }
.hint { font-size: 0.8rem; color: var(--text-dim); margin-top: 0.25rem; }

/* Multi-select chips for connection modes and interests. */
.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }

.chip {
  font: inherit;
  font-size: 0.85rem;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
}

.chip[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.switch { display: flex; align-items: flex-start; gap: 0.75rem; padding: 0.6rem 0; }
.switch input { width: 1.15rem; height: 1.15rem; margin-top: 0.25rem; flex: none; accent-color: var(--accent); }
.switch .switch-body { flex: 1; }
.switch .switch-label { font-weight: 600; font-size: 0.94rem; }

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

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.05rem 1.15rem;
}

.card h2 { margin: 0 0 0.6rem; font-size: 1.02rem; }
.card h3 { margin: 0 0 0.35rem; font-size: 1.15rem; }
.card > p { margin: 0 0 0.6rem; color: var(--text-dim); font-size: 0.93rem; }
.card > p:last-child { margin-bottom: 0; }

.card-accent { border-left: 3px solid var(--accent); }

.pill {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-dim);
  white-space: nowrap;
}

.pill-ok { background: var(--ok-bg); color: var(--ok); }
.pill-warn { background: var(--warn-bg); color: var(--warn); }
.pill-accent { background: var(--accent); color: var(--accent-ink); }

.stack { display: grid; gap: 0.75rem; }
.divider { height: 1px; background: var(--border); margin: 0.9rem 0; }

.empty { text-align: center; padding: 2.5rem 1rem; color: var(--text-dim); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 5rem;
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 0.7rem 1.1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 50;
  max-width: 90vw;
}

.error-text { color: var(--err); font-size: 0.88rem; margin: 0.5rem 0 0; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ------------------------------------------------------------------ chat -- */

.bubble {
  background: var(--surface-2);
  border-radius: 14px;
  padding: 0.6rem 0.85rem;
  max-width: 85%;
  align-self: flex-start;
  display: grid;
  gap: 0.2rem;
}

.bubble-mine {
  background: var(--accent);
  color: var(--accent-ink);
  margin-left: auto;
}

.bubble-time { font-size: 0.7rem; opacity: 0.7; }

.stack { display: flex; flex-direction: column; gap: 0.5rem; }