/* The hidden attribute must always win, even over display:flex on the class */
[hidden] { display: none !important; }

:root {
  /* Telegram theme vars with sensible light fallbacks for plain-browser dev */
  --bg: var(--tg-theme-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #16181c);
  --hint: var(--tg-theme-hint-color, #8a8f98);
  --link: var(--tg-theme-link-color, #2b7cff);
  --button: var(--tg-theme-button-color, #2b7cff);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --secondary-bg: var(--tg-theme-secondary-bg-color, #f1f3f5);
  --section-bg: var(--tg-theme-section-bg-color, var(--bg));
  --danger: #e5484d;

  --radius: 12px;
  --row-min: 48px;
  --gap: 10px;

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--secondary-bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  font-size: 16px;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
}

#app {
  min-height: 100vh;
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
  display: flex;
  flex-direction: column;
}

/* ---------- Topbar (sticky header + form as one unit) ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
}

/* ---------- Header ---------- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  padding: calc(10px + var(--safe-top)) 14px 10px;
  background: var(--bg);
}

.title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.icon-btn {
  appearance: none;
  border: none;
  background: var(--secondary-bg);
  color: var(--text);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:active { transform: scale(0.92); }
.icon-btn.spinning { animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Form ---------- */
.form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg);
  border-bottom: 1px solid color-mix(in srgb, var(--hint) 18%, transparent);
}
.form.editing {
  background: color-mix(in srgb, var(--button) 12%, var(--bg));
}

.input {
  flex: 1 1 100%;
  min-width: 0;
  height: 44px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--hint) 35%, transparent);
  border-radius: var(--radius);
  background: var(--section-bg);
  color: var(--text);
  font-size: 16px; /* >=16px avoids iOS zoom-on-focus */
}
.input::placeholder { color: var(--hint); }
.input:focus {
  outline: none;
  border-color: var(--button);
}
.input-store { flex: 1 1 100%; }

.form-actions {
  flex: 1 1 100%;
  display: flex;
  gap: 8px;
}

.btn {
  appearance: none;
  border: none;
  height: 44px;
  padding: 0 16px;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: default; transform: none; }

.btn-primary {
  flex: 1 1 auto;
  background: var(--button);
  color: var(--button-text);
}
.btn-ghost {
  background: var(--secondary-bg);
  color: var(--text);
}
.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid color-mix(in srgb, var(--danger) 55%, transparent);
}

/* ---------- Banner ---------- */
.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  margin: 10px 14px 0;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--danger) 15%, var(--bg));
  color: var(--text);
  font-size: 14px;
}
.banner-btn {
  appearance: none;
  border: none;
  background: var(--danger);
  color: #fff;
  padding: 7px 12px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

/* ---------- List ---------- */
.list {
  flex: 1 1 auto;
  padding: 8px 14px 12px;
}

.group { margin-top: 14px; }
.group:first-child { margin-top: 6px; }

.group-header {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--hint);
  padding: 4px 2px 8px;
}
.group-header.storeless {
  text-transform: none;
  letter-spacing: 0;
  font-style: italic;
  font-weight: 600;
}

.group-body {
  background: var(--section-bg);
  border-radius: var(--radius);
  overflow: hidden;
}

/* ---------- Row ---------- */
.row {
  display: flex;
  align-items: stretch;
  min-height: var(--row-min);
  border-bottom: 1px solid color-mix(in srgb, var(--hint) 15%, transparent);
}
.row:last-child { border-bottom: none; }

.row-check {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text);
  padding: 0;
}
.row-check .box {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 2px solid color-mix(in srgb, var(--hint) 60%, transparent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 1;
}
.row.done .row-check .box {
  background: var(--button);
  border-color: var(--button);
  color: var(--button-text);
}

.row-text {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  min-width: 0;
  padding: 10px 14px 10px 2px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text);
  font-size: 16px;
  text-align: left;
  word-break: break-word;
}
.row.done .row-text {
  color: var(--hint);
  text-decoration: line-through;
}
.row.editing-row {
  background: color-mix(in srgb, var(--button) 14%, transparent);
}

/* ---------- Empty state ---------- */
.empty {
  text-align: center;
  color: var(--hint);
  padding: 48px 20px;
  font-size: 17px;
}

/* ---------- Footer ---------- */
.footer {
  position: sticky;
  bottom: 0;
  z-index: 10;
  padding: 10px 14px calc(10px + var(--safe-bottom));
  background: var(--bg);
  border-top: 1px solid color-mix(in srgb, var(--hint) 18%, transparent);
}
.btn-sweep {
  width: 100%;
  background: var(--secondary-bg);
  color: var(--danger);
  font-weight: 700;
}
.btn-sweep:not(:disabled) {
  background: color-mix(in srgb, var(--danger) 14%, var(--bg));
}

/* ---------- Acceso denegado ---------- */
.denied {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
  color: var(--text);
}
.denied-box { text-align: center; max-width: 320px; }
.denied-emoji { font-size: 44px; }
.denied-box h1 { font-size: 22px; margin: 12px 0 6px; }
.denied-box p { color: var(--hint); margin: 0; }

/* Wider screens: form fields sit on one row */
@media (min-width: 480px) {
  .input-name { flex: 1 1 55%; }
  .input-store { flex: 1 1 35%; }
}