/* ── Gnoke DataForge — layout.css ───────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}

/* ── Demo Banner ─────────────────────────────────────────────────── */
#demo-banner {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px;
  background: var(--amber-lt);
  border-bottom: 1px solid var(--amber);
  font-size: 0.83rem; color: var(--amber-text);
  font-weight: 500; flex-wrap: wrap;
}
#demo-banner button.dismiss {
  background: transparent; color: var(--amber-text);
  border: none; margin-left: auto;
  font-size: 1rem; padding: 2px 6px; cursor: pointer;
  line-height: 1; border-radius: 4px;
  transition: background 0.15s;
}
#demo-banner button.dismiss:hover { background: rgba(194,114,42,0.15); }

/* ── Top Bar ─────────────────────────────────────────────────────── */
#topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 0 14px; height: 52px;
  background: var(--topbar-bg);
  color: var(--topbar-txt);
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.22);
  transition: background var(--transition);
}

/* Brand */
#brand {
  display: flex; align-items: baseline; gap: 6px;
  user-select: none; text-decoration: none;
}
#brand-gnoke {
  font-family: var(--font-mono);
  font-size: 0.68rem; letter-spacing: 0.24em;
  text-transform: uppercase; color: var(--amber);
}
#brand-app {
  font-family: var(--font-serif);
  font-size: 1.25rem; font-weight: 700;
  color: var(--topbar-txt); letter-spacing: -0.02em;
}

/* Filename pill */
#filename-display {
  font-family: var(--font-mono);
  font-size: 0.72rem; color: var(--muted);
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 3px 10px;
  max-width: 160px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* Hamburger */
#hamburger {
  display: none;
  align-items: center; justify-content: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.07);
  color: var(--topbar-txt);
  font-size: 17px; cursor: pointer; flex-shrink: 0;
  transition: border-color var(--transition), background var(--transition);
}
#hamburger:hover { border-color: var(--amber); background: rgba(194,114,42,0.15); }

/* Right cluster */
#topbar-right {
  margin-left: auto;
  display: flex; align-items: center; gap: 8px;
}

/* Status chip */
#status-chip {
  font-family: var(--font-mono);
  font-size: 0.62rem; padding: 3px 9px;
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  color: var(--accent2);
  border: 1px solid var(--accent2);
  opacity: 0; transition: opacity 0.3s;
  white-space: nowrap;
}
#status-chip.show { opacity: 1; }

/* ── Pages ───────────────────────────────────────────────────────── */
.pages { flex: 1; display: flex; flex-direction: column; }

.page { display: none; flex: 1; flex-direction: column; }
.page.active { display: flex; animation: fadeUp 0.25s ease forwards; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Table page fills all remaining space */
#table-page { overflow: hidden; }

/* About / content pages scroll */
.page-content {
  padding: 24px 28px;
  max-width: 1100px; margin: 0 auto; width: 100%;
  overflow-y: auto;
}

/* ── Page Header ─────────────────────────────────────────────────── */
.page-header {
  display: flex; align-items: flex-start;
  justify-content: space-between;
  gap: 14px; margin-bottom: 24px; flex-wrap: wrap;
}
.page-header h1 {
  font-family: var(--font-serif);
  font-size: 1.6rem; font-weight: 700;
  color: var(--text); line-height: 1.1;
}
.page-header .sub {
  font-size: 0.78rem; color: var(--muted); margin-top: 4px;
  font-family: var(--font-mono); letter-spacing: 0.04em;
}

/* ── About Grid ──────────────────────────────────────────────────── */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
}

/* ── Form Cards ──────────────────────────────────────────────────── */
.form-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
  transition: background var(--transition), border-color var(--transition);
}
.card-title {
  font-family: var(--font-serif);
  font-size: 1.05rem; font-weight: 600; color: var(--text);
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.hint {
  font-size: 0.82rem; color: var(--muted); line-height: 1.7;
}
.hint strong { color: var(--text); }
.data-btns { display: flex; flex-wrap: wrap; gap: 10px; }

/* About tech table */
.about-table { width: 100%; border-collapse: collapse; }
.about-table tr td {
  padding: 7px 0; font-size: 0.8rem;
  border-bottom: 1px solid var(--border);
}
.about-table tr:last-child td { border-bottom: none; }
.about-table tr td:first-child {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--muted); width: 40%; padding-right: 12px;
}

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 9px 18px;
  background: var(--amber); color: #fff; border: none;
  border-radius: var(--radius); font-family: var(--font-sans);
  font-size: 0.875rem; font-weight: 600; cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: var(--amber-dk); }
.btn-primary:active { transform: scale(0.98); }

.btn-outline {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 9px 18px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border2); border-radius: var(--radius);
  font-family: var(--font-sans); font-size: 0.875rem;
  font-weight: 500; cursor: pointer; white-space: nowrap;
  transition: background 0.15s, border-color 0.15s;
}
.btn-outline:hover { background: var(--surface2); border-color: var(--text2); }

/* ── Table wrapper ───────────────────────────────────────────────── */
#table-wrapper {
  flex: 1; overflow: auto; padding: 20px;
}

/* ── Toast ───────────────────────────────────────────────────────── */
#toast {
  position: fixed; bottom: 22px; left: 50%;
  transform: translateX(-50%) translateY(14px);
  background: var(--text); color: var(--bg);
  padding: 9px 22px; border-radius: 24px;
  font-size: 0.85rem; font-weight: 500;
  box-shadow: var(--shadow-lg); opacity: 0;
  pointer-events: none; white-space: nowrap; z-index: 9999;
  transition: opacity 0.22s, transform 0.22s;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.ok   { background: var(--green); color: #fff; }
#toast.err  { background: var(--red);   color: #fff; }

/* ── PWA safe area ───────────────────────────────────────────────── */
@media (display-mode: standalone) {
  #topbar { padding-top: env(safe-area-inset-top); }
}