/* ============================================================
   ui.css
   Floating/overlay UI components:
   Toast, In-app Modal, Edit Sheet, Advisor Chat,
   Share Card, Gold Gate, PWA Install Banner,
   Notification Prompt, and responsive media queries.
   ============================================================ */

/* ── TOAST ───────────────────────────────────────────────────── */
/* Short floating message that auto-dismisses */
.toast {
  position: absolute;
  bottom: 85px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--contrast-strong-bg);
  color: var(--contrast-strong-text);
  border: 1px solid var(--contrast-strong-border);
  padding: 9px 18px;
  border-radius: 99px;
  font-family: var(--font-m);
  font-size: 0.76rem;
  font-weight: 700;
  white-space: nowrap;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: all 0.22s ease;
}
.toast.success { background: #007a30; }
.toast.error   { background: var(--red-text); }
.toast.show    { opacity: 1; transform: translateX(-50%) translateY(0); }


/* ── IN-APP CONFIRM / MODAL ──────────────────────────────────── */
/* Full-screen dimmed overlay with centred dialog box */
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal-box {
  width: 100%;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  animation: modalPop 0.2s ease;
}
.daily-loop-modal {
  max-width: 560px;
}
.daily-loop-modal .modal-body {
  padding-top: 10px;
}
.fluency-modal {
  max-width: 620px;
}
.fluency-modal .modal-body {
  padding-top: 10px;
}
@keyframes modalPop { from { transform: scale(0.96); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-header { position: relative; padding: 18px 18px 0; text-align: center; }
.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg2);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.modal-close:hover {
  background: var(--bg3);
  color: var(--text);
  border-color: var(--border2);
}
.modal-close svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
}
.modal-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  border: 1px solid var(--border);
  background: var(--bg2);
}
.modal-icon svg { width: 18px; height: 18px; fill: none; stroke-width: 1.8; }
.modal-icon.gold     { background: var(--gold-dim); border-color: var(--gold-dim); }
.modal-icon.gold svg { stroke: var(--gold-text); }
.modal-icon.platinum { background: var(--bg2); border-color: var(--plat-border); }
.modal-icon.platinum svg { stroke: var(--plat-text); }
.modal-icon.danger     { background: var(--red-dim); border-color: var(--red-dim); }
.modal-icon.danger svg { stroke: var(--red-text); }
.modal-icon.neutral     { background: var(--bg2); }
.modal-icon.neutral svg { stroke: var(--muted); }
.modal-title { font-family: var(--font-d); font-size: 1rem; font-weight: 600; letter-spacing: -0.018em; margin-bottom: 6px; color: var(--text); }
.modal-body  { padding: 8px 18px 16px; font-size: 0.83rem; color: var(--muted); line-height: 1.55; text-align: center; }
.modal-price { font-family: var(--font-num); font-size: 1.3rem; font-weight: 500; color: var(--text); margin: 8px 0 4px; display: block; font-variant-numeric: tabular-nums; }
.modal-price-sub { font-size: 0.72rem; color: var(--muted); }
.modal-actions { display: flex; flex-direction: column; gap: 8px; padding: 0 18px 20px; }
.modal-cancel {
  background: transparent;
  border: none;
  font-family: var(--font-b);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background 0.12s, color 0.12s;
}
.modal-cancel:hover { background: var(--bg2); color: var(--text); }

.first-win-modal {
  max-width: 380px;
}
.first-win-card,
.first-win-success {
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}
.first-win-kicker {
  font-family: var(--font-m);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.first-win-question {
  font-family: var(--font-d);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.014em;
  line-height: 1.35;
  color: var(--text);
}
.first-win-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.first-win-option {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-b);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
.first-win-option:hover:not(.selected) {
  background: var(--bg3);
  border-color: var(--border2);
}
.first-win-option.selected {
  background: var(--green-dim);
  border-color: var(--green);
}
.first-win-option-check {
  width: 20px;
  height: 20px;
  border-radius: 999px;
  border: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.12s, border-color 0.12s;
}
.first-win-option-check svg {
  width: 10px;
  height: 10px;
  stroke: transparent;
  fill: none;
}
.first-win-option.selected .first-win-option-check {
  border-color: var(--green);
  background: var(--green);
}
.first-win-option.selected .first-win-option-check svg {
  stroke: #ffffff;
}
.first-win-feedback {
  min-height: 20px;
  font-size: 0.76rem;
  color: transparent;
  transition: color 0.12s;
}
.first-win-feedback.show {
  color: var(--gold-text);
}
.first-win-submit {
  margin-top: 2px;
}
.first-win-success {
  align-items: center;
  text-align: center;
  gap: 12px;
}
.first-win-success-badge {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--green-dim);
  border: 1px solid var(--green-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: popIn 0.32s ease;
}
.first-win-success-badge svg {
  width: 22px;
  height: 22px;
  stroke: var(--green-text);
  fill: none;
}
.first-win-success-copy {
  font-size: 0.86rem;
  color: var(--text);
}
.first-win-rewards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.first-win-reward-pill {
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: var(--green-dim);
  border: 1px solid var(--green-dim);
  color: var(--green-text);
  font-family: var(--font-m);
  font-size: 0.7rem;
  font-weight: 600;
}

.refresher-modal {
  text-align: left;
}
.refresher-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  font-family: var(--font-m);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted2);
}
.refresher-momentum {
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--gold-dim);
  border: 1px solid var(--gold-dim);
  color: var(--gold-text);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: none;
}
.refresher-track {
  height: 4px;
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--bg3);
  margin-bottom: 16px;
}
.refresher-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: var(--green);
  transition: width 0.2s ease;
}
.refresher-question {
  font-family: var(--font-d);
  font-size: 0.96rem;
  font-weight: 600;
  letter-spacing: -0.014em;
  line-height: 1.45;
  color: var(--text);
  margin-bottom: 14px;
}
.refresher-choices {
  display: grid;
  gap: 7px;
}
.refresher-choice {
  width: 100%;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
}
.refresher-choice:hover {
  border-color: var(--border2);
}
.refresher-choice.correct {
  border-color: var(--green);
  background: var(--green-dim);
}
.refresher-choice.incorrect {
  border-color: var(--red);
  background: var(--red-dim);
}
.refresher-choice-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-right: 10px;
  border-radius: 4px;
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 600;
}
.refresher-choice.correct .refresher-choice-letter {
  background: var(--green);
  border-color: var(--green);
  color: #ffffff;
}
.refresher-choice.incorrect .refresher-choice-letter {
  background: var(--red);
  border-color: var(--red);
  color: #ffffff;
}
.refresher-feedback {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.55;
}
.refresher-feedback.correct {
  background: var(--green-dim);
  border-color: var(--green-dim);
  color: var(--text);
}
.refresher-feedback.incorrect {
  background: var(--red-dim);
  border-color: var(--red-dim);
  color: var(--text);
}
.refresher-feedback-label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.refresher-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 14px;
}
.refresher-summary-stat {
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
  text-align: left;
}
.refresher-summary-value {
  display: block;
  font-family: var(--font-num);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.refresher-summary-label {
  display: block;
  margin-top: 3px;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.streak-modal-shell {
  text-align: center;
}
.streak-modal-number {
  font-family: var(--font-num);
  font-size: 2.6rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.streak-modal-bolt {
  width: 40px;
  height: 40px;
  margin: 12px auto 10px;
  display: block;
}
.streak-modal-bolt svg {
  width: 100%;
  height: 100%;
  stroke: var(--gold-text);
  fill: var(--gold-dim);
  stroke-width: 1.6;
}
.streak-modal-line {
  font-family: var(--font-d);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.014em;
  color: var(--text);
}
.streak-modal-support {
  margin-top: 10px;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--muted);
}


/* ── EDIT BOTTOM SHEET ───────────────────────────────────────── */
/* Slides up from the bottom for inline profile editing */
.edit-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 50;
}
.edit-overlay.open { display: flex; }
.edit-sheet {
  width: 100%;
  background: var(--surface);
  border-radius: 14px 14px 0 0;
  padding: 18px 16px 28px;
  border: 1px solid var(--border);
  border-bottom: none;
  animation: slideUp 0.2s ease;
}
@keyframes slideUp { from { transform: translateY(40px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.edit-sheet-title {
  font-family: var(--font-d);
  font-size: 0.96rem;
  font-weight: 600;
  letter-spacing: -0.014em;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
}
.edit-close {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg2);
  border: 1px solid var(--border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.edit-close svg { width: 13px; height: 13px; stroke: var(--muted); fill: none; stroke-width: 2.5; }
.edit-fields { display: flex; flex-direction: column; gap: 11px; margin-bottom: 16px; }

/* ── Settings sheet rows ─────────────────────────────────────── */
.settings-card { margin-bottom: 12px; overflow: hidden; }
.settings-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  padding: 13px 14px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  font-family: var(--font-b);
  transition: background 0.12s;
}
.settings-card .settings-row:last-child { border-bottom: none; }
.settings-row:hover { background: var(--bg2); }
.settings-row:active { background: var(--bg3); }
.settings-row:focus-visible {
  outline: 2px solid rgba(0,184,74,0.32);
  outline-offset: -2px;
}
.settings-row-icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}
.settings-row-icon svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.7; }
.settings-row-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.settings-row-label { font-size: 0.86rem; font-weight: 600; color: var(--text); }
.settings-row-val { font-size: 0.72rem; color: var(--muted); }
.settings-row-action {
  flex-shrink: 0;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-sub);
}
.settings-row-action-danger { color: var(--red-text); }
.settings-row-chev { flex-shrink: 0; color: var(--muted); display: flex; }
.settings-row-chev svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }
.settings-signout { width: 100%; margin-top: 4px; }


/* ── ADVISOR CHAT (platinum feature) ────────────────────────── */
.advisor-section { margin-top: 6px; }
.advisor-header  { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.advisor-avatar  {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--contrast-strong-bg);
  border: 1px solid var(--contrast-strong-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.advisor-avatar svg { width: 18px; height: 18px; stroke: var(--contrast-strong-text); fill: none; stroke-width: 1.7; }
.advisor-online {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--green);
  border: 2px solid var(--surface);
}
.advisor-info { flex: 1; }
.advisor-name { font-family: var(--font-d); font-size: 0.9rem; font-weight: 600; letter-spacing: -0.014em; color: var(--text); }
.advisor-role { font-size: 0.72rem; color: var(--muted); font-family: var(--font-m); }
.advisor-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--green-dim);
  color: var(--green-text);
  border: 1px solid var(--green-dim);
  font-family: var(--font-m);
  font-size: 0.62rem;
  font-weight: 600;
}
.advisor-badge svg { width: 8px; height: 8px; fill: var(--green); stroke: none; }

/* Chat window */
.chat-window { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 10px; }
.chat-messages {
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 160px;
  max-height: 340px;
  overflow-y: auto;
  scroll-behavior: smooth;
}
.chat-msg         { display: flex; flex-direction: column; gap: 3px; max-width: 88%; }
.chat-msg.user    { align-self: flex-end; align-items: flex-end; }
.chat-msg.advisor { align-self: flex-start; align-items: flex-start; }
.chat-bubble      { padding: 9px 13px; border-radius: 14px; font-size: 0.84rem; line-height: 1.55; word-break: break-word; }
.chat-msg.advisor .chat-bubble { background: var(--surface); border: 1px solid var(--border); color: var(--text); border-radius: 4px 14px 14px 14px; }
.chat-msg.user    .chat-bubble { background: var(--contrast-strong-bg); color: var(--contrast-strong-text); border-radius: 14px 14px 4px 14px; border: 1px solid var(--contrast-strong-border); }
.chat-msg.advisor .chat-bubble.loading { display: flex; align-items: center; gap: 4px; padding: 11px 14px; min-width: 48px; }

/* Typing indicator dots */
.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted2);
  display: inline-block;
  animation: typingBounce 1.2s ease infinite;
}
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30%           { transform: translateY(-5px); }
}
.chat-time { font-family: var(--font-m); font-size: 0.6rem; color: var(--muted2); padding: 0 3px; }

.chat-input-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.chat-input {
  flex: 1;
  padding: 9px 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.86rem;
  color: var(--text);
  outline: none;
  resize: none;
  max-height: 100px;
  min-height: 36px;
  line-height: 1.45;
  transition: border-color 0.12s;
  overflow-y: auto;
}
.chat-input:focus       { border-color: var(--border2); }
.chat-input::placeholder{ color: var(--muted2); }
.chat-send {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--contrast-strong-bg);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.12s;
}
.chat-send:hover    { background: var(--contrast-strong-bg-hover); }
.chat-send:disabled { opacity: 0.4; cursor: not-allowed; }
.chat-send svg      { width: 15px; height: 15px; stroke: var(--contrast-strong-text); fill: none; stroke-width: 2.2; }

.chat-suggestions { display: flex; gap: 6px; flex-wrap: wrap; padding: 0 12px 10px; }
.chat-suggest {
  padding: 5px 10px;
  border-radius: 99px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.13s;
  white-space: nowrap;
  font-family: var(--font-b);
}
.chat-suggest:hover { border-color: var(--border2); color: var(--text); background: var(--bg3); }


/* ── SHARE CARD ──────────────────────────────────────────────── */
.share-card-wrap { margin: 0 0 12px; }
.btn-share {
  width: 100%;
  background: var(--bg2);
  color: var(--text);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-family: var(--font-b);
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.btn-share:hover  { background: var(--bg3); }
.share-preview    { border-radius: var(--radius-sm); overflow: hidden; margin-bottom: 8px; display: none; border: 1px solid var(--border); }
.share-preview img{ width: 100%; display: block; }
.share-actions    { display: flex; gap: 6px; margin-bottom: 8px; }
.share-action-btn {
  flex: 1;
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg2);
  font-family: var(--font-b);
  font-size: 0.76rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--text);
  transition: background 0.12s, border-color 0.12s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.share-action-btn:hover { background: var(--bg3); }
.share-action-btn svg   { width: 13px; height: 13px; stroke: currentColor; fill: none; stroke-width: 2; }


/* ── GOLD GATE OVERLAY ───────────────────────────────────────── */
/* Shown over locked lesson content */
.gate-overlay {
  position: absolute;
  inset: 0;
  background: rgba(11,13,16,0.92);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
  z-index: 5;
}
.gate-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--gold-dim);
  border: 1px solid var(--gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}
.gate-icon svg { width: 18px; height: 18px; stroke: var(--gold-text); fill: none; stroke-width: 1.8; }
.gate-title    { font-family: var(--font-d); font-size: 0.94rem; font-weight: 600; letter-spacing: -0.014em; margin-bottom: 5px; color: var(--text); }
.gate-sub      { font-size: 0.78rem; color: var(--muted); line-height: 1.5; margin-bottom: 14px; }


/* ── PWA INSTALL BANNER ──────────────────────────────────────── */
/* Slides up above the nav bar prompting the user to install */
.install-banner {
  position: absolute;
  bottom: 72px;
  left: 12px;
  right: 12px;
  background: var(--contrast-strong-bg);
  color: var(--contrast-strong-text);
  border: 1px solid var(--contrast-strong-border);
  border-radius: var(--radius);
  padding: 12px;
  display: none;
  align-items: center;
  gap: 11px;
  z-index: 50;
  animation: slideUp 0.22s ease;
}
.install-banner.show { display: flex; }
.install-banner-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}
.install-banner-icon svg { width: 16px; height: 16px; stroke: #ffffff; fill: none; stroke-width: 1.8; }
.install-banner-info  { flex: 1; min-width: 0; }
.install-banner-title { font-family: var(--font-d); font-size: 0.84rem; font-weight: 600; letter-spacing: -0.014em; margin-bottom: 1px; }
.install-banner-sub   { font-size: 0.7rem; color: rgba(255,255,255,0.6); font-family: var(--font-m); }
.install-banner-btn   {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.76rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}
.install-banner-btn:hover { background: var(--text); }
.install-banner-close {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: rgba(255,255,255,0.4);
  cursor: pointer;
  font-size: 1.1rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* ── NOTIFICATION PROMPT ─────────────────────────────────────── */
/* Appears once on the home screen to request streak reminders */
.notif-prompt {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  margin-bottom: 10px;
  display: none;
  align-items: center;
  gap: 11px;
}
.notif-prompt.show { display: flex; }
.notif-prompt-icon {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: var(--bg3);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.notif-prompt-icon svg   { width: 14px; height: 14px; stroke: var(--muted); fill: none; stroke-width: 1.8; }
.notif-prompt-info       { flex: 1; min-width: 0; }
.notif-prompt-title      { font-size: 0.82rem; font-weight: 600; margin-bottom: 1px; color: var(--text); }
.notif-prompt-sub        { font-size: 0.7rem; color: var(--muted); font-family: var(--font-m); }
.notif-prompt-btn        {
  background: var(--contrast-strong-bg);
  color: var(--contrast-strong-text);
  border: none;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.74rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}
.notif-prompt-dismiss {
  border: none;
  background: transparent;
  color: var(--muted2);
  cursor: pointer;
  font-size: 1rem;
  padding: 4px;
  flex-shrink: 0;
}


/* ── RESPONSIVE: MOBILE FULL-SCREEN ─────────────────────────── */
/* On narrow screens the app fills the full viewport */
@media (max-width: 520px) {
  body { padding: 0; }
  .app {
    max-width: 100%;
    min-height: 100vh;
    height: 100vh;
    border-radius: 0;
    box-shadow: none;
  }
}