@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;600;700;800&display=swap');

/* ─── Tokens ─────────────────────────────────────────────────────────────── */
:root {
  /* Tema Claro Original (Acolhedor, Limpo, Equilibrado) */
  --ink: #182326;
  --paper: #f4f0e8;
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-solid: #ffffff;
  --option-bg: rgba(255, 255, 255, 0.70);
  --option-hover: #ffffff;
  --option-checked: #dcebe5;
  --coral: #ef684a;
  --coral-dark: #d95336;
  --coral-glow: rgba(239, 104, 74, 0.25);
  --teal: #176b67;
  --teal-dark: #0f4e4b;
  --purple: #7c3aed;
  --orange: #d97706;
  --btn-primary-text: #ffffff;
  --btn-teal-text: #ffffff;
  --btn-orange-text: #ffffff;
  --btn-add-bg: var(--teal);
  --btn-add-border: var(--teal);
  --btn-add-color: #ffffff;
  --btn-add-hover-bg: var(--teal-dark);
  --btn-catalog-bg: var(--teal);
  --btn-catalog-border: var(--teal);
  --btn-catalog-color: #ffffff;
  --btn-catalog-hover-bg: var(--teal-dark);
  --line: #d8d0c3;
  --line-focus: #176b67;
  --muted: #69716c;
  --success: #1d7a4e;
  --error: #a33b2b;
  --modal-bg: rgba(10, 18, 20, 0.65);
  --bg-gradient: radial-gradient(circle at 80% 5%, #f9cf9d 0 12%, transparent 38%), linear-gradient(135deg, #f4f0e8, #e7efeb);
  --kbd-bg: rgba(24, 35, 38, 0.06);
  --kbd-border: rgba(24, 35, 38, 0.16);
  --kbd-color: var(--ink);
  --input-bg: #ffffff;
  --input-border: #d8d0c3;
  --focus-ring: rgba(23, 107, 103, 0.18);
  --shadow-card: 0 4px 16px rgba(24, 35, 38, 0.06);
}

[data-theme="dark"] {
  /* Tema Dracula Noturno com Roxo Claro (#9767f1) */
  --ink: #f8f8f2;                      /* Dracula Foreground */
  --paper: #21222c;                    /* Dracula Darker */
  --card-bg: rgba(40, 42, 54, 0.88);   /* Dracula Background translúcido */
  --card-solid: #282a36;               /* Dracula Background puro */
  --option-bg: rgba(68, 71, 90, 0.45); /* Dracula Current Line suave */
  --option-hover: rgba(68, 71, 90, 0.85);
  --option-checked: rgba(151, 103, 241, 0.25); /* Roxo Claro Glow */
  --coral: #9767f1;                    /* Roxo Claro vibrante (#9767f1) */
  --coral-dark: #aa80f9;               /* Roxo Claro hover */
  --coral-glow: rgba(151, 103, 241, 0.35);
  --teal: #8be9fd;                     /* Dracula Cyan vibrante */
  --teal-dark: #50fa7b;                /* Dracula Green */
  --purple: #bd93f9;                   /* Dracula Purple */
  --orange: #ffb86c;                   /* Dracula Orange */
  --btn-primary-text: #ffffff;         /* Alto contraste, nítido sobre #9767f1 */
  --btn-teal-text: #21222c;            /* Alto contraste sobre Dracula Cyan */
  --btn-orange-text: #21222c;          /* Alto contraste sobre Dracula Orange */
  --btn-add-bg: rgba(139, 233, 253, 0.12);
  --btn-add-border: rgba(139, 233, 253, 0.40);
  --btn-add-color: var(--teal);
  --btn-add-hover-bg: rgba(139, 233, 253, 0.24);
  --btn-catalog-bg: rgba(151, 103, 241, 0.14);
  --btn-catalog-border: rgba(151, 103, 241, 0.45);
  --btn-catalog-color: #f8f8f2;
  --btn-catalog-hover-bg: rgba(151, 103, 241, 0.26);
  --line: #44475a;                     /* Dracula Selection */
  --line-focus: #9767f1;               /* Roxo Claro foco */
  --muted: #9faad1;                    /* Dracula Comment clareado para contraste WCAG */
  --success: #50fa7b;                  /* Dracula Green */
  --error: #ff5555;                    /* Dracula Red */
  --modal-bg: rgba(18, 19, 26, 0.85);
  --bg-gradient: radial-gradient(circle at 85% 6%, rgba(151, 103, 241, 0.18) 0 16%, transparent 45%), radial-gradient(circle at 15% 94%, rgba(139, 233, 253, 0.09) 0 22%, transparent 50%), linear-gradient(145deg, #1e1f29 0%, #282a36 100%);
  --kbd-bg: rgba(68, 71, 90, 0.85);
  --kbd-border: #6272a4;
  --kbd-color: #f8f8f2;
  --input-bg: #21222c;
  --input-border: #44475a;
  --focus-ring: rgba(151, 103, 241, 0.35);
  --shadow-card: 0 6px 20px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

/* ─── Acessibilidade: Navegação Aprimorada por Teclado e Foco Visível (WCAG 2.1) ─ */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--teal) !important;
  outline-offset: 2px !important;
  box-shadow: 0 0 0 3px var(--focus-ring) !important;
}

.option:has(input:focus-visible) {
  border-color: var(--teal) !important;
  box-shadow: 0 0 0 3px var(--focus-ring) !important;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg-gradient);
  font-family: Manrope, sans-serif;
  min-height: 100vh;
  transition: background .3s ease, color .2s ease;
}

/* ─── Shell / Layout ─────────────────────────────────────────────────────── */
.shell { max-width: 980px; margin: auto; padding: 58px 24px 90px; }

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero { border-bottom: 1px solid var(--line); padding-bottom: 32px; }

.hero-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.hero-brand-icon {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
  box-shadow: 0 2px 8px rgba(151, 103, 241, 0.25);
}

.hero-brand .eyebrow {
  margin: 0;
}

.eyebrow {
  color: var(--coral);
  font: 500 12px 'DM Mono', monospace;
  text-transform: uppercase;
  margin: 0 0 16px;
}

.hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 4px;
}

.quiz-picker {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  flex: 1;
  min-width: 240px;
  max-width: 440px;
  box-sizing: border-box;
}

.quiz-picker-label {
  color: var(--muted);
  font: 700 11px 'DM Mono', monospace;
  text-transform: uppercase;
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.custom-select-wrap {
  position: relative;
  flex: 1;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.custom-select-trigger {
  width: 100%;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  background: var(--input-bg);
  border: 1px solid var(--line);
  color: var(--ink);
  font: 600 14px Manrope, sans-serif;
  border-radius: 4px;
  cursor: pointer;
  text-align: left;
  box-sizing: border-box;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.custom-select-trigger:hover,
.custom-select-trigger:focus-visible {
  border-color: var(--teal);
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.custom-select-trigger[aria-expanded="true"] {
  border-color: var(--teal);
}

.custom-select-value {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.custom-select-arrow {
  color: var(--muted);
  font-size: 11px;
  transition: transform .2s ease;
  flex-shrink: 0;
}

.custom-select-trigger[aria-expanded="true"] .custom-select-arrow {
  transform: rotate(180deg);
  color: var(--teal);
}

.custom-select-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  background: var(--card-solid);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  z-index: 100;
  max-height: 280px;
  overflow-y: auto;
  overflow-x: hidden;
}

.custom-select-group {
  border-bottom: 1px solid var(--line);
}
.custom-select-group:last-child {
  border-bottom: none;
}

.custom-select-group-header {
  padding: 8px 12px 4px;
  font: 700 11px 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.5px;
  background: var(--kbd-bg);
}

.custom-select-option {
  padding: 10px 14px;
  font: 600 13.5px Manrope, sans-serif;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  transition: background .15s ease, color .15s ease;
}

.custom-select-option:hover {
  background: rgba(23, 107, 103, 0.12);
  color: var(--teal);
}

.custom-select-option.is-selected {
  background: rgba(23, 107, 103, 0.18);
  color: var(--teal);
  font-weight: 700;
}

.custom-select-option-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.custom-select-option-check {
  font-size: 13px;
  color: var(--teal);
  font-weight: 800;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.modal-form-row--spacing {
  margin-top: 16px;
}

select {
  border: 1px solid var(--line);
  background: var(--input-bg);
  color: var(--ink);
  font: 600 14px Manrope, sans-serif;
  padding: 10px 34px 10px 12px;
  border-radius: 4px;
  transition: border-color .15s ease;
  max-width: 100%;
  box-sizing: border-box;
}
select:focus {
  border-color: var(--teal);
  outline: none;
}
select option,
select optgroup {
  background: var(--card-solid);
  color: var(--ink);
  max-width: 100%;
}

/* ─── Add Quiz Button ────────────────────────────────────────────────────── */
.btn-add-quiz {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--btn-add-bg);
  border: 1px solid var(--btn-add-border);
  color: var(--btn-add-color);
  font: 700 13px Manrope, sans-serif;
  cursor: pointer;
  border-radius: 4px;
  transition: all .2s ease;
}
.btn-add-quiz:hover {
  background: var(--btn-add-hover-bg);
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-1px);
}
.btn-add-quiz:active { transform: translateY(0); }
.btn-add-icon { font-size: 17px; line-height: 1; }

/* ─── Headings ───────────────────────────────────────────────────────────── */
h1 {
  font-size: clamp(48px, 8vw, 90px);
  line-height: .92;
  margin: 20px 0;
  letter-spacing: 0;
}
h1 em { color: var(--teal); font-style: normal; }

.intro { max-width: 540px; color: var(--muted); line-height: 1.6; }

/* ─── Status / Timer ─────────────────────────────────────────────────────── */
.status {
  display: flex;
  justify-content: space-between;
  font: 500 12px 'DM Mono', monospace;
  margin-top: 35px;
  text-transform: uppercase;
}

#timer {
  position: fixed;
  top: 16px; right: 20px;
  z-index: 10;
  color: var(--teal);
  background: var(--card-solid);
  border: 1px solid var(--line);
  min-width: 76px;
  padding: 10px 14px;
  text-align: center;
  box-shadow: var(--shadow-card);
  font-variant-numeric: tabular-nums;
  border-radius: 4px;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, transform .15s ease, box-shadow .15s ease;
}
#timer:hover {
  border-color: var(--teal);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}
#timer.running { color: var(--coral); border-color: var(--coral); }
#timer.expired { color: var(--error); border-color: var(--error); }

/* ─── Timer Config (seletor de tempo customizado) ─────────────────────────── */
.timer-wrap {
  /* Apenas um agrupador semântico no .status; o timer real é fixed */
  display: contents;
}

.timer-config {
  position: fixed;
  top: 56px;   /* logo abaixo do #timer (16px + ~40px de altura) */
  right: 20px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--card-solid);
  border: 1px solid var(--line);
  border-top: none;
  border-radius: 0 0 4px 4px;
  padding: 4px 8px 5px;
  box-shadow: var(--shadow-card);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
  transform: translateY(-4px);
}

.timer-config--visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.timer-config-label {
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
  line-height: 1;
  -webkit-user-select: none;
  user-select: none;
  transition: color .15s;
}
.timer-config-label:hover {
  color: var(--teal);
}

.timer-preset-select {
  border: none;
  background: var(--card-solid);
  color: var(--teal);
  font: 700 11px 'DM Mono', monospace;
  padding: 2px 18px 2px 2px;
  cursor: pointer;
  -webkit-appearance: auto;
  appearance: auto;
  outline: none;
}
.timer-preset-select option {
  background: var(--card-solid);
  color: var(--ink);
}

.timer-preset-select:focus {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: 2px;
}

.progress-track { background: var(--line); height: 6px; margin-top: 10px; border-radius: 3px; overflow: hidden; }
#progressBar { background: var(--coral); height: 100%; transition: width .3s ease; width: 0; }

/* ─── Start Button ───────────────────────────────────────────────────────── */
.hero-actions { margin-top: 22px; display: flex; align-items: center; gap: 12px; }
.start-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  border-radius: 2px;
  transition: transform .15s ease, opacity .2s ease, background-color .2s ease;
}
.start-btn:hover { opacity: .92; transform: translateY(-1px); }
.start-btn:active { transform: translateY(0); }
.start-btn span { font-size: 14px; margin-left: 6px; }
.start-btn.hidden { display: none; }

/* ─── Quiz / Questions ───────────────────────────────────────────────────── */
.quiz { display: grid; gap: 18px; margin-top: 28px; }

.question {
  background: var(--card-bg);
  border: 1px solid var(--line);
  padding: 24px;
  transition: background .2s ease, border-color .2s ease;
}

.question-head { display: flex; gap: 16px; }
.number { color: var(--coral); font: 500 14px 'DM Mono', monospace; }
h2 { font-size: 18px; line-height: 1.45; margin: 0; }
.section { color: var(--teal); font: 500 11px 'DM Mono', monospace; text-transform: uppercase; margin: 0 0 12px 34px; }
.context { color: var(--muted); line-height: 1.55; margin: 0 0 18px 34px; max-width: 760px; }

.options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
  margin: 20px 0 0 34px;
}

.option {
  border: 1px solid var(--line);
  padding: 13px 15px;
  cursor: pointer;
  display: flex;
  gap: 10px;
  align-items: center;
  line-height: 1.4;
  background: var(--option-bg);
  transition: border-color .15s ease, background .15s ease, transform .1s ease;
  border-radius: 4px;
}
.option:hover { border-color: var(--teal); }
input { accent-color: var(--coral); margin-top: 0; }
.option:has(input:checked) { background: var(--option-checked); border-color: var(--teal); }
.option.option--hotkey-pulse {
  animation: optionPulse .3s ease;
}

@keyframes optionPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}

/* ─── Actions / Buttons ──────────────────────────────────────────────────── */
.actions { display: flex; gap: 12px; margin: 32px 0; }

button {
  border: 0;
  cursor: pointer;
  font: 700 14px Manrope, sans-serif;
  padding: 15px 20px;
}
.primary { background: var(--coral); color: var(--btn-primary-text); border-radius: 4px; transition: background .2s ease, transform .15s ease; }
.primary:hover { background: var(--coral-dark); transform: translateY(-1px); }
.primary:active { transform: translateY(0); }
.primary span { font-size: 20px; margin-left: 16px; }
.secondary { background: transparent; border: 1px solid var(--line); color: var(--ink); border-radius: 4px; transition: all .2s ease; }
.secondary:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-1px); }
.secondary:active { transform: translateY(0); }

/* ─── Result ─────────────────────────────────────────────────────────────── */
.result {
  background: var(--card-bg);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 30px;
  border-radius: 6px;
  box-shadow: var(--shadow-card);
}
.result h2 { font-size: 28px; color: var(--teal); }
.result p { line-height: 1.6; }
.review { border-top: 1px solid var(--line); padding: 14px 0; }
.review strong { display: block; margin-bottom: 5px; color: var(--ink); }
.wrong { color: var(--error); font-weight: 600; }
.right { color: var(--success); font-weight: 600; }

/* ─── Empty State ────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  color: var(--muted);
  font: 500 15px 'DM Mono', monospace;
  padding: 60px 24px;
  border: 2px dashed var(--line);
  margin-top: 28px;
}

/* ─── Modal Overlay ──────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--modal-bg);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn .2s ease;
}
.modal-overlay[hidden] { display: none; }

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal {
  background: var(--card-solid);
  border: 1px solid var(--line);
  box-shadow: 0 24px 64px rgba(0, 0, 0, .45);
  padding: 36px 40px 32px;
  max-width: 520px;
  width: 100%;
  position: relative;
  animation: slideUp .25s ease;
  border-radius: 6px;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 16px; right: 18px;
  background: none;
  border: 0;
  font-size: 22px;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color .15s;
}
.modal-close:hover { color: var(--ink); }

.modal-title {
  font-size: 22px;
  margin: 0 0 6px;
}

.modal-subtitle {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  margin: 0 0 20px;
}

/* ─── Modal Tabs ─────────────────────────────────────────────────────────── */
.modal-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 2px solid var(--line);
  margin-bottom: 20px;
}

.modal-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font: 700 13px 'DM Mono', monospace;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.3px;
  border-radius: 4px 4px 0 0;
}

.modal-tab-btn:hover {
  color: var(--ink);
  background: rgba(23, 107, 103, 0.08);
}

.modal-tab-btn.active {
  color: var(--teal);
  border-bottom-color: var(--teal);
  background: rgba(23, 107, 103, 0.12);
}

.modal-panel {
  display: block;
}

.modal-panel[hidden] {
  display: none !important;
}

.modal-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.modal-form-group label {
  font: 700 12px 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--ink);
  letter-spacing: 0.5px;
}

.modal-form-group .required {
  color: var(--coral);
}

.modal-form-group input,
.modal-form-group select,
.modal-form-group textarea {
  width: 100%;
  padding: 11px 14px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  font: 500 14px Manrope, sans-serif;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}

.modal-form-group input:focus,
.modal-form-group select:focus,
.modal-form-group textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.modal-form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.modal-form-row .form-group {
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modal-form-row .form-group label {
  font: 700 12px 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--ink);
  letter-spacing: 0.5px;
}

.modal-form-row .form-group select {
  width: 100%;
  padding: 11px 14px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  font: 500 14px Manrope, sans-serif;
  color: var(--ink);
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.modal-form-row .form-group select:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.flex-1 {
  flex: 1;
}

/* ─── Drop Zone ──────────────────────────────────────────────────────────── */
.drop-zone {
  border: 2px dashed var(--line);
  background: var(--card-bg);
  padding: 36px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease;
  border-radius: 4px;
  outline: none;
}
.drop-zone:hover,
.drop-zone:focus,
.drop-zone--active {
  border-color: var(--teal);
  background: rgba(23,107,103,.08);
}
.drop-zone--error { border-color: var(--error); }

.drop-zone-icon { font-size: 36px; line-height: 1; margin-bottom: 10px; }
.drop-zone-label { font: 700 15px Manrope, sans-serif; margin: 0 0 4px; }
.drop-zone-hint  { color: var(--muted); font-size: 13px; margin: 0 0 8px; }
.drop-zone-types { font: 500 11px 'DM Mono', monospace; color: var(--muted); text-transform: uppercase; margin: 0; }

/* ─── File Preview ───────────────────────────────────────────────────────── */
.file-preview {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--kbd-bg);
  border: 1px solid var(--teal);
  padding: 12px 16px;
  margin-top: 14px;
  border-radius: 4px;
}
.file-preview[hidden] { display: none; }
.file-preview-icon { font-size: 20px; }
.file-preview-name { flex: 1; font: 600 13px Manrope, sans-serif; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-preview-remove {
  background: none;
  border: 0;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 2px 6px;
  line-height: 1;
  transition: color .15s;
}
.file-preview-remove:hover { color: var(--error); }

/* ─── Upload Status ──────────────────────────────────────────────────────── */
.upload-status {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
  padding: 14px 16px;
  background: var(--kbd-bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  font: 500 13px Manrope, sans-serif;
  color: var(--teal);
}
.upload-status[hidden] { display: none; }

.upload-spinner {
  width: 18px; height: 18px;
  border: 2.5px solid rgba(23,107,103,.3);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Upload Error / Success ─────────────────────────────────────────────── */
.upload-error {
  margin-top: 12px;
  padding: 12px 16px;
  background: rgba(255, 85, 85, 0.12);
  border: 1px solid rgba(255, 85, 85, 0.35);
  color: var(--error);
  font-size: 13px;
  line-height: 1.5;
  border-radius: 4px;
}
.upload-error[hidden] { display: none; }

.upload-success {
  margin-top: 12px;
  padding: 12px 16px;
  background: rgba(80, 250, 123, 0.12);
  border: 1px solid rgba(80, 250, 123, 0.35);
  color: var(--success);
  font: 600 13px Manrope, sans-serif;
  border-radius: 4px;
}
.upload-success[hidden] { display: none; }

/* ─── Modal Actions ──────────────────────────────────────────────────────── */
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}
.modal-actions button { padding: 12px 22px; }
.modal-actions .primary:disabled {
  opacity: .45;
  cursor: not-allowed;
  transform: none !important;
}

/* ─── Auth Controls & User Profile Badge ─────────────────────────────────── */
.hero-top-buttons {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.auth-controls {
  display: flex;
  align-items: center;
}

.btn-auth-login {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--card-bg);
  color: var(--ink);
  border: 1px solid var(--line);
  font: 600 13px Manrope, sans-serif;
  cursor: pointer;
  border-radius: 4px;
  transition: all .2s ease;
}
.btn-auth-login:hover {
  background: var(--card-solid);
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-1px);
}
.btn-auth-icon { font-size: 15px; }

.user-profile-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 20px;
  font: 600 13px Manrope, sans-serif;
}
.user-role-badge {
  font: 700 10px 'DM Mono', monospace;
  padding: 2px 8px;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.role-admin {
  background: var(--coral-glow);
  color: var(--coral);
}
.role-student {
  background: rgba(23, 107, 103, 0.18);
  color: var(--teal);
}
.role-guest {
  background: rgba(100, 116, 139, 0.18);
  color: var(--muted);
}
.user-name {
  color: var(--ink);
  font-weight: 700;
}
.btn-auth-logout {
  background: transparent;
  border: 0;
  color: var(--muted);
  font: 600 12px Manrope, sans-serif;
  cursor: pointer;
  padding: 2px 4px;
  text-decoration: underline;
  transition: color .2s;
}
.btn-auth-logout:hover {
  color: var(--error);
}

/* ─── Auth Form (Login Modal) ────────────────────────────────────────────── */
.modal-login {
  max-width: 440px;
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 10px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font: 700 12px 'DM Mono', monospace;
  color: var(--muted);
  text-transform: uppercase;
}
.form-group input {
  padding: 12px 14px;
  border: 1px solid var(--input-border);
  border-radius: 4px;
  font: 500 14px Manrope, sans-serif;
  background: var(--input-bg);
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.form-group input:focus {
  outline: 0;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

/* ─── Dedicated Login Page ────────────────────────────────────────────────── */
.login-body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-gradient);
  color: var(--ink);
  padding: 24px;
}

.login-wrapper {
  width: 100%;
  max-width: 480px;
  margin: auto;
}

.login-card {
  background: var(--card-bg);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 42px 36px 36px;
  box-shadow: var(--shadow-card);
}

.login-header {
  margin-bottom: 24px;
}

.login-brand {
  display: flex;
  margin-bottom: 18px;
}

.login-brand-icon {
  width: 52px;
  height: 52px;
  border-radius: 13px;
  box-shadow: 0 8px 24px rgba(151, 103, 241, 0.25);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease;
}

.login-brand-icon:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 12px 28px rgba(151, 103, 241, 0.35);
}

.login-title {
  font-size: clamp(28px, 4vw, 36px);
  line-height: 1.1;
  margin: 12px 0 10px;
  letter-spacing: -0.5px;
}

.login-title em {
  color: var(--teal);
  font-style: normal;
}

.login-subtitle {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
}

.login-tabs {
  display: flex;
  border-bottom: 2px solid var(--line);
  margin-bottom: 24px;
  gap: 16px;
}

.tab-btn {
  display: inline-block;
  text-decoration: none;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  padding: 10px 4px;
  font: 700 13px 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.5px;
}

.tab-btn:hover {
  color: var(--ink);
}

.tab-btn.active {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

@keyframes authFadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-form-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  animation: authFadeIn 0.18s ease-out;
}

[hidden],
.auth-form-card[hidden] {
  display: none !important;
}

.form-feedback {
  padding: 12px 14px;
  font-size: 13px;
  border-radius: 2px;
  line-height: 1.4;
}

.feedback-error {
  background: rgba(255, 85, 85, 0.12);
  color: var(--error);
  border: 1px solid rgba(255, 85, 85, 0.35);
}

.feedback-success {
  background: rgba(80, 250, 123, 0.12);
  color: var(--success);
  border: 1px solid rgba(80, 250, 123, 0.35);
}

.auth-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 15px;
  font-size: 15px;
  margin-top: 6px;
  transition: transform 0.15s ease, opacity 0.2s ease;
}

.auth-submit-btn:hover {
  opacity: 0.94;
  transform: translateY(-1px);
}

.auth-submit-btn:active {
  transform: translateY(0);
}

.btn-arrow {
  font-size: 18px;
  transition: transform 0.2s ease;
}

.auth-submit-btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn-loading {
  opacity: 0.75;
  cursor: wait;
}

.login-footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.login-footer-hint {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  line-height: 1.4;
}

.auth-link {
  color: var(--coral);
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.2s ease, text-decoration 0.2s ease;
}

.auth-link:hover {
  text-decoration: underline;
  opacity: 0.9;
}

/* ─── Result Modal ─────────────────────────────────────────────────────────── */
.modal--results {
  max-width: 680px;
  width: 100%;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  padding: 32px 36px 24px;
  box-sizing: border-box;
}

.results-header {
  text-align: center;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 16px;
}

.results-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 999px;
  font: 700 12px 'DM Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  background: rgba(23, 107, 103, 0.15);
  color: var(--teal);
}

.results-badge.excellent {
  background: rgba(80, 250, 123, 0.18);
  color: var(--success);
}

.results-badge.good {
  background: rgba(139, 233, 253, 0.18);
  color: var(--teal);
}

.results-badge.practice {
  background: var(--coral-glow);
  color: var(--coral);
}

.results-title {
  font-size: 24px;
  margin: 0 0 6px;
}

.results-score-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin: 6px 0;
}

.results-score {
  font: 800 32px 'DM Mono', monospace;
  color: var(--ink);
}

.results-percent {
  font: 700 18px 'DM Mono', monospace;
  color: var(--teal);
}

.results-summary-text {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

/* ─── Scrollable Questions List ─────────────────────────────────────────── */
.results-list {
  overflow-y: auto;
  max-height: calc(88vh - 240px);
  padding-right: 8px;
  margin-right: -4px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 18px;
}

.results-list::-webkit-scrollbar {
  width: 6px;
}

.results-list::-webkit-scrollbar-thumb {
  background: rgba(10, 18, 20, 0.2);
  border-radius: 4px;
}

.result-card {
  background: var(--card-solid);
  border: 1px solid var(--line);
  border-left: 4px solid var(--muted);
  padding: 16px 18px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.result-card:hover {
  box-shadow: var(--shadow-card);
}

.result-card.is-correct {
  border-left-color: var(--success);
  background: var(--card-solid);
}

.result-card.is-wrong {
  border-left-color: var(--error);
  background: var(--card-solid);
}

.result-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-card-tag {
  font: 700 12px 'DM Mono', monospace;
  padding: 3px 8px;
  border-radius: 3px;
}

.result-card.is-correct .result-card-tag {
  background: rgba(80, 250, 123, 0.18);
  color: var(--success);
}

.result-card.is-wrong .result-card-tag {
  background: rgba(255, 85, 85, 0.18);
  color: var(--error);
}

.result-card-qnumber {
  font: 600 12px 'DM Mono', monospace;
  color: var(--muted);
}

.result-card-question {
  font: 600 14px Manrope, sans-serif;
  color: var(--ink);
  line-height: 1.45;
  margin: 0;
}

.result-card-answers {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--kbd-bg);
  padding: 8px 12px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.result-user-answer {
  color: var(--muted);
}

.result-user-answer strong {
  color: var(--ink);
}

.result-card.is-wrong .result-user-answer strong {
  color: var(--error);
}

.result-correct-answer {
  color: var(--success);
  font-weight: 600;
}

.result-card-explanation {
  background: rgba(23, 107, 103, 0.08);
  border-left: 3px solid var(--teal);
  padding: 8px 12px;
  border-radius: 0 4px 4px 0;
  font-size: 13px;
  color: var(--ink);
  line-height: 1.5;
}

.result-card-explanation strong {
  color: var(--teal);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 2px;
}

.results-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.btn-redo span {
  font-size: 18px;
  margin-right: 6px;
  margin-left: 0;
}

/* ─── Botões de Treino de Erros e Mutação IA ───────────────────────────── */
.btn-mistakes {
  background: var(--orange);
  color: var(--btn-orange-text);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  font: 700 13px Manrope, sans-serif;
  padding: 10px 18px;
  border-radius: 4px;
  cursor: pointer;
  transition: all .2s ease;
}
.btn-mistakes:hover {
  filter: brightness(0.92);
  transform: translateY(-1px);
}
.btn-mistakes:active {
  transform: translateY(0);
}

.btn-remix {
  background: linear-gradient(135deg, #bd93f9, #ff79c6);
  color: #21222c;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  font: 800 13px Manrope, sans-serif;
  padding: 10px 18px;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(189, 147, 249, 0.35);
  transition: all .2s ease;
}
.btn-remix:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(189, 147, 249, 0.5);
}
.btn-remix:active {
  transform: translateY(0);
}

/* ─── Botão e Modal Explicativo: Por que o Quiz Study? ──────────────────── */
.btn-about {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--card-bg);
  color: var(--teal);
  border: 1px solid var(--line);
  font: 700 13px Manrope, sans-serif;
  cursor: pointer;
  border-radius: 4px;
  transition: all .2s ease;
}
.btn-about:hover {
  background: var(--card-solid);
  border-color: var(--teal);
  transform: translateY(-1px);
}
.btn-about:active {
  transform: translateY(0);
}

.modal--about {
  max-width: 820px;
  max-height: 88vh;
  overflow-y: auto;
}

.about-modal-actions {
  margin-top: 1.5rem;
}

.btn-close-about {
  width: 100%;
}

.about-header {
  margin-bottom: 24px;
  text-align: center;
}

.about-badge {
  display: inline-block;
  font: 700 11px 'DM Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: var(--coral-glow);
  color: var(--coral);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.about-title {
  font-size: clamp(22px, 3.5vw, 28px);
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 6px;
}

.about-tagline {
  font-style: italic;
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}

.about-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.pillar-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  padding: 18px;
  border-radius: 6px;
  box-shadow: var(--shadow-card);
}

.pillar-icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.pillar-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--teal);
  margin: 0 0 6px;
}

.pillar-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

.about-comparison {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 18px;
}

.comparison-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 12px;
}

.comparison-table-wrap {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.comparison-table th,
.comparison-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.comparison-table th {
  background: var(--kbd-bg);
  font: 700 12px 'DM Mono', monospace;
  color: var(--ink);
  text-transform: uppercase;
}

.comparison-table .highlight-col {
  background: rgba(23, 107, 103, 0.12);
  color: var(--ink);
  border-left: 2px solid var(--teal);
  border-right: 2px solid var(--teal);
}

.comparison-table tr:hover td {
  background: var(--kbd-bg);
}

.comparison-table tr:hover td.highlight-col {
  background: rgba(23, 107, 103, 0.2);
}

/* ─── Botão Explorar Simulados (Catálogo) ───────────────────────────────── */
.btn-catalog {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--btn-catalog-bg);
  border: 1px solid var(--btn-catalog-border);
  color: var(--btn-catalog-color);
  font: 700 13px Manrope, sans-serif;
  cursor: pointer;
  border-radius: 4px;
  transition: all .2s ease;
}
.btn-catalog:hover {
  background: var(--btn-catalog-hover-bg);
  border-color: var(--coral);
  color: var(--coral);
  transform: translateY(-1px);
}
.btn-catalog:active {
  transform: translateY(0);
}

/* ─── Exam Toolbar (Alternador de Modo e Submissão Rápida) ───────────────── */
.exam-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}

.view-mode-toggle {
  display: inline-flex;
  background: var(--kbd-bg);
  border: 1px solid var(--line);
  padding: 4px;
  border-radius: 6px;
  gap: 4px;
}

.toggle-btn {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 6px 14px;
  font: 700 12px 'DM Mono', monospace;
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s ease;
}

.toggle-btn:hover {
  color: var(--ink);
}

.toggle-btn.active {
  background: var(--card-solid);
  color: var(--teal);
  box-shadow: var(--shadow-card);
}

.btn-quick-submit {
  font-size: 13px;
  padding: 8px 18px;
  background: var(--coral);
  color: var(--btn-primary-text);
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-quick-submit:hover {
  background: var(--coral-dark);
  transform: translateY(-1px);
}

/* ─── Paleta de Questões (Question Palette) ────────────────────────────── */
.question-palette {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  padding: 12px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.palette-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: var(--card-solid);
  color: var(--muted);
  font: 700 13px 'DM Mono', monospace;
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s ease;
}

.palette-btn:hover {
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-1px);
}

.palette-btn.active {
  border: 2px solid var(--coral);
  color: var(--coral);
  font-weight: 800;
  transform: scale(1.08);
  box-shadow: 0 2px 8px var(--coral-glow);
}

.palette-btn.answered {
  background: rgba(23, 107, 103, 0.15);
  border-color: var(--teal);
  color: var(--teal);
  font-weight: 700;
}

.palette-btn.answered.active {
  border-color: var(--coral);
  box-shadow: 0 0 0 2px var(--coral-glow);
}

/* ─── Modo Foco (1 questão por vez) ─────────────────────────────────────── */
.quiz--focus .question:not(.question--active) {
  display: none !important;
}

.quiz--focus .question.question--active {
  display: block;
  animation: fadeInFocus .2s ease;
}

@keyframes fadeInFocus {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.focus-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  padding: 14px 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow-card);
}

.focus-indicator {
  font: 700 13px 'DM Mono', monospace;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-btn {
  min-width: 130px;
  padding: 10px 18px;
}

/* ─── Modal de Confirmação: Finalizar Simulado ──────────────────────────── */
.modal--confirm-submit {
  max-width: 440px;
  width: 100%;
  text-align: center;
  padding: 44px 40px 36px;
  animation: confirmPop 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes confirmPop {
  from { opacity: 0; transform: scale(0.88) translateY(12px); }
  to   { opacity: 1; transform: scale(1)   translateY(0);     }
}

.confirm-submit-icon {
  font-size: 48px;
  line-height: 1;
  margin-bottom: 14px;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.12));
}

.confirm-submit-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 10px;
}

.confirm-submit-msg {
  font-size: 15px;
  color: var(--muted);
  margin: 0 0 10px;
  line-height: 1.5;
}

.confirm-submit-msg strong {
  color: var(--ink);
  font-weight: 700;
}

.confirm-submit-warning {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: rgba(255, 184, 108, 0.15);
  border: 1px solid rgba(255, 184, 108, 0.35);
  border-radius: 6px;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--orange);
  line-height: 1.45;
  margin: 0 0 20px;
  text-align: left;
}

.confirm-submit-warning strong {
  font-weight: 700;
}

.confirm-submit-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 24px;
}

.confirm-submit-actions .secondary {
  flex: 1;
  min-width: 140px;
}

.btn-confirm-finish {
  flex: 1;
  min-width: 180px;
  background: var(--teal);
  color: var(--btn-teal-text);
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(23, 107, 103, 0.3);
  transition: all .2s ease;
}

.btn-confirm-finish:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(23, 107, 103, 0.4);
}

.confirm-submit-actions button:focus-visible {
  outline: 2px solid var(--teal) !important;
  outline-offset: 3px !important;
  box-shadow: 0 0 0 4px var(--focus-ring) !important;
  transform: translateY(-1px);
}

.btn-confirm-finish:active {
  transform: translateY(0);
}

/* ─── Modal Catálogo de Simulados ───────────────────────────────────────── */
.modal--catalog {
  max-width: 900px;
  max-height: 88vh;
  overflow-y: auto;
}

.catalog-header {
  margin-bottom: 20px;
}

.catalog-badge {
  display: inline-block;
  font: 700 11px 'DM Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(23, 107, 103, 0.12);
  color: var(--teal);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.catalog-title {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 6px;
}

.catalog-subtitle {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 16px;
}

.catalog-search-wrap {
  position: relative;
  margin-bottom: 16px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  color: var(--muted);
  pointer-events: none;
}

.catalog-search-input {
  width: 100%;
  padding: 12px 14px 12px 42px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--ink);
  font: 600 14px Manrope, sans-serif;
  border-radius: 6px;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.catalog-search-input:focus {
  border-color: var(--teal);
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.catalog-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.catalog-tab-btn {
  border: 1px solid var(--line);
  background: var(--card-solid);
  color: var(--muted);
  padding: 6px 14px;
  font: 700 12px Manrope, sans-serif;
  border-radius: 999px;
  cursor: pointer;
  transition: all .15s ease;
}

.catalog-tab-btn:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.catalog-tab-btn.active {
  background: var(--teal);
  color: var(--btn-teal-text);
  border-color: var(--teal);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.catalog-card {
  background: var(--card-solid);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  cursor: pointer;
  transition: all .2s ease;
  box-shadow: var(--shadow-card);
}

.catalog-card:hover {
  transform: translateY(-2px);
  border-color: var(--teal);
  box-shadow: 0 6px 18px rgba(24, 35, 38, 0.15);
}

.catalog-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.catalog-card-title {
  font: 700 15px Manrope, sans-serif;
  color: var(--ink);
  margin: 0;
  line-height: 1.35;
}

.catalog-card-badge {
  font: 700 11px 'DM Mono', monospace;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--kbd-bg);
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}

.catalog-card-badge.ai {
  background: rgba(189, 147, 249, 0.18);
  color: var(--purple);
  border: 1px solid rgba(189, 147, 249, 0.35);
}

.catalog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 500 12px 'DM Mono', monospace;
  color: var(--muted);
}

.catalog-card-btn {
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
}

.catalog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 32px 16px;
  color: var(--muted);
  font-size: 14px;
}

/* ─── Botão de Alternância de Tema ───────────────────────────────────────── */
.btn-theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  background: var(--card-bg);
  color: var(--ink);
  border: 1px solid var(--line);
  font: 600 13px Manrope, sans-serif;
  cursor: pointer;
  border-radius: 4px;
  transition: all .2s ease;
}
.btn-theme-toggle:hover {
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-1px);
}
.theme-icon { font-size: 15px; line-height: 1; }
.theme-label { font-size: 12px; }

/* ─── Badges de Atalhos de Teclado (Hotkeys) ─────────────────────────────── */
.option-kbd {
  margin-left: auto;
  font: 700 11px 'DM Mono', monospace;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--kbd-bg);
  border: 1px solid var(--kbd-border);
  color: var(--muted);
  line-height: 1.3;
  opacity: 0.8;
  transition: all .15s ease;
  -webkit-user-select: none;
  user-select: none;
}
.option:hover .option-kbd,
.option:has(input:checked) .option-kbd {
  color: var(--teal);
  border-color: var(--teal);
  opacity: 1;
}

.shortcuts-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
  padding: 8px 14px;
  background: var(--kbd-bg);
  border: 1px dashed var(--line);
  border-radius: 6px;
  line-height: 1.4;
}
.shortcuts-hint strong {
  color: var(--ink);
  font-family: 'DM Mono', monospace;
  font-weight: 600;
}

/* ─── Feedback Pedagógico & Estatísticas Avançadas ───────────────────────── */
.results-stats-container {
  margin-bottom: 24px;
}

.stats-overview-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 20px 22px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}
.stats-overview-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--teal);
}
.stats-overview-card.tier-excellent::before { background: var(--success); }
.stats-overview-card.tier-good::before { background: var(--teal); }
.stats-overview-card.tier-average::before { background: var(--orange); }
.stats-overview-card.tier-attention::before { background: var(--error); }

.stats-tier-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}
.stats-tier-tag {
  font: 700 15px Manrope, sans-serif;
  color: var(--ink);
}
.stats-rhythm-badge {
  font: 500 12px 'DM Mono', monospace;
  color: var(--muted);
  background: var(--kbd-bg);
  padding: 4px 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
}
.stats-encouragement {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.5;
  margin: 0 0 16px;
}
.stats-pills-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 10px;
}
.stats-pill {
  padding: 10px 12px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--card-solid);
  border: 1px solid var(--line);
}
.stats-pill .pill-number {
  font: 700 19px 'DM Mono', monospace;
  color: var(--ink);
  line-height: 1.2;
}
.stats-pill .pill-label {
  font: 600 11px Manrope, sans-serif;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 2px;
}
.pill-correct .pill-number { color: var(--success); }
.pill-wrong .pill-number { color: var(--error); }
.pill-time .pill-number { color: var(--teal); }

.sections-breakdown-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 18px 20px;
  margin-bottom: 20px;
}
.sections-breakdown-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 14px;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}
.sections-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.section-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.section-item-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}
.section-name {
  font-weight: 600;
  color: var(--ink);
  max-width: 70%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.section-score {
  font-family: 'DM Mono', monospace;
  font-size: 12px;
  color: var(--muted);
}
.section-progress-track {
  width: 100%;
  height: 7px;
  background: var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.section-progress-fill {
  height: 100%;
  border-radius: 10px;
  transition: width .5s cubic-bezier(0.4, 0, 0.2, 1);
}
.section-progress-fill.bar-high { background: var(--success); }
.section-progress-fill.bar-mid  { background: var(--orange); }
.section-progress-fill.bar-low  { background: var(--error); }

/* ─── Modal Genérico de Notificação (Substituto de alert()) ──────────────── */
.modal--notice {
  max-width: 440px;
  width: 100%;
  text-align: center;
  padding: 38px 32px 30px;
  animation: confirmPop 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.notice-icon {
  font-size: 44px;
  line-height: 1;
  margin-bottom: 12px;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.15));
}
.notice-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 10px;
}
.notice-msg {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}
.modal-actions--notice {
  justify-content: center;
  margin-top: 22px;
}
.btn-notice-close {
  min-width: 140px;
}

/* ─── Modal de Configuração de Tempo (Substituto de prompt()) ─────────────── */
.modal--timer {
  max-width: 460px;
  width: 100%;
  padding: 32px 34px 28px;
}
.timer-modal-header {
  text-align: center;
  margin-bottom: 20px;
}
.timer-modal-icon {
  font-size: 36px;
  display: block;
  margin-bottom: 8px;
}
.timer-modal-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 6px;
}
.timer-modal-subtitle {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.45;
  margin: 0;
}
.timer-presets-label {
  font: 700 11px 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}
.timer-presets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}
.timer-chip {
  padding: 9px 6px;
  background: var(--card-solid);
  border: 1px solid var(--line);
  color: var(--ink);
  font: 600 13px 'DM Mono', monospace;
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  transition: all .15s ease;
}
.timer-chip:hover {
  border-color: var(--coral);
  color: var(--coral);
  transform: translateY(-1px);
}
.timer-chip.active {
  background: var(--coral-glow);
  border-color: var(--coral);
  color: var(--coral);
  font-weight: 800;
  box-shadow: 0 2px 8px var(--coral-glow);
}
.timer-custom-form {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.timer-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.timer-input-wrap input {
  padding-right: 50px;
  font-size: 15px;
  font-weight: 600;
}
.timer-input-suffix {
  position: absolute;
  right: 14px;
  font: 700 12px 'DM Mono', monospace;
  color: var(--muted);
  pointer-events: none;
}

.modal-actions--timer {
  margin-top: 18px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   ─── OTIMIZAÇÕES MOBILE & DESIGN RESPONSIVO (Smartphones & Tablets) ─────────
   ═══════════════════════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
  /* Previne zoom automático indesejado no iOS ao focar campos */
  input[type="text"],
  input[type="password"],
  input[type="email"],
  input[type="number"],
  select {
    font-size: 16px !important;
  }

  /* ── Shell & Base ── */
  .shell {
    padding: 16px 14px 60px;
    max-width: 100%;
    overflow-x: hidden;
  }

  /* ── Top Bar & Timer Fixo Seguro ── */
  #timer {
    top: 12px;
    right: 12px;
    padding: 6px 10px;
    min-width: 62px;
    font-size: 13px;
    z-index: 95;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.22);
  }

  .timer-config {
    top: 48px;
    right: 12px;
    z-index: 95;
  }

  .hero-brand {
    padding-right: 78px; /* Abre espaço seguro para não colidir com o timer fixo */
    margin-bottom: 12px;
  }

  /* ── Hero & Botões de Ação ── */
  .hero {
    padding-bottom: 20px;
  }

  .hero-top {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-top: 8px;
  }

  .quiz-picker {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 100%;
    gap: 6px;
    font-size: 11px;
  }

  .custom-select-wrap {
    width: 100%;
    max-width: 100%;
  }

  .custom-select-trigger {
    width: 100%;
    max-width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    font-size: 14px;
  }

  .custom-select-dropdown {
    width: 100%;
    max-width: 100%;
    left: 0;
    right: 0;
  }

  .hero-top-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    width: 100%;
  }

  .btn-theme-toggle,
  .btn-catalog,
  .btn-about,
  .btn-add-quiz {
    padding: 9px 8px;
    font-size: 12px;
    justify-content: center;
    text-align: center;
    border-radius: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .auth-controls {
    grid-column: 1 / -1;
    width: 100%;
  }

  .user-profile-badge {
    width: 100%;
    justify-content: space-between;
    box-sizing: border-box;
    padding: 8px 12px;
  }

  .btn-auth-login {
    width: 100%;
    justify-content: center;
    padding: 11px;
  }

  /* ── Tipografia do Header ── */
  h1 {
    font-size: clamp(28px, 8.5vw, 42px);
    line-height: 1.06;
    margin: 14px 0 12px;
    letter-spacing: -0.5px;
    word-break: break-word;
  }

  .intro {
    font-size: 13.5px;
    line-height: 1.5;
    margin-bottom: 14px;
  }

  .hero-actions {
    margin-top: 14px;
  }

  .start-btn {
    width: 100%;
    padding: 14px 18px;
    font-size: 15px;
  }

  /* ── Status e Barra de Progresso ── */
  .status {
    margin-top: 20px;
    font-size: 11px;
    align-items: center;
  }

  /* ── Toolbar de Modos de Exame (Foco / Lista) ── */
  .exam-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-top: 16px;
    padding-top: 14px;
  }

  .view-mode-toggle {
    display: flex;
    width: 100%;
  }

  .toggle-btn {
    flex: 1;
    text-align: center;
    padding: 9px 6px;
    font-size: 12px;
  }

  .btn-quick-submit {
    width: 100%;
    justify-content: center;
    padding: 13px;
    font-size: 14px;
  }

  /* ── Paleta de Navegação Rápida entre Questões ── */
  .question-palette {
    gap: 6px;
    padding: 8px;
    justify-content: center;
    max-height: 140px;
    overflow-y: auto;
  }

  .palette-btn {
    width: 34px;
    height: 34px;
    font-size: 12px;
    border-radius: 4px;
  }

  /* ── Card da Questão e Alternativas ── */
  .quiz {
    gap: 14px;
    margin-top: 20px;
  }

  .question {
    padding: 16px 14px;
    border-radius: 8px;
  }

  .question-head {
    gap: 10px;
    align-items: flex-start;
  }

  .number {
    font-size: 14px;
    min-width: 24px;
  }

  h2 {
    font-size: 15.5px;
    line-height: 1.45;
  }

  .section {
    margin: 0 0 8px 0;
    font-size: 10.5px;
  }

  .context {
    margin: 0 0 12px 0;
    font-size: 13px;
    line-height: 1.5;
    max-width: 100%;
  }

  /* Alternativas em coluna única no mobile para legibilidade total */
  .options {
    display: flex !important;
    flex-direction: column !important;
    gap: 9px !important;
    margin: 14px 0 0 0 !important;
    width: 100% !important;
  }

  .option {
    padding: 13px 14px;
    min-height: 48px;
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.4;
    gap: 12px;
    width: 100%;
    box-sizing: border-box;
    align-items: flex-start;
  }

  .option input[type="radio"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    flex-shrink: 0;
  }

  .option span:not(.option-kbd) {
    flex: 1;
    word-break: break-word;
  }

  /* Oculta atalhos de teclado desktop em tela sensível ao toque */
  .option-kbd {
    display: none !important;
  }

  .shortcuts-hint {
    display: none !important;
  }

  /* ── Navegação Modo Foco ── */
  .focus-navigation {
    padding: 10px 12px;
    gap: 8px;
    border-radius: 8px;
  }

  .nav-btn {
    min-width: unset;
    flex: 1;
    padding: 12px 8px;
    font-size: 13px;
    text-align: center;
    border-radius: 6px;
  }

  .focus-indicator {
    font-size: 11px;
    white-space: nowrap;
    text-align: center;
  }

  /* ── Ações Finais do Quiz ── */
  .actions {
    flex-direction: column;
    gap: 10px;
    margin: 22px 0;
    width: 100%;
  }

  .actions button {
    width: 100%;
    justify-content: center;
    padding: 14px;
    font-size: 15px;
    border-radius: 6px;
  }

  /* ── Modais Gerais Responsivos ── */
  .modal-overlay {
    padding: 10px;
    align-items: flex-end; /* Desliza suavemente no mobile como bottom-sheet */
  }

  @media (min-width: 520px) {
    .modal-overlay {
      align-items: center;
    }
  }

  .modal {
    padding: 22px 16px 18px;
    border-radius: 12px 12px 8px 8px;
    max-height: 92vh;
    max-width: 100%;
    width: 100%;
    overflow-y: auto;
    box-sizing: border-box;
  }

  .modal-close {
    top: 10px;
    right: 10px;
    padding: 6px 10px;
    font-size: 26px;
  }

  .modal-title {
    font-size: 19px;
    padding-right: 32px;
    line-height: 1.25;
  }

  .modal-subtitle {
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 14px;
  }

  /* Abas do Modal */
  .modal-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 14px;
    overflow-x: auto;
    width: 100%;
  }

  .modal-tab-btn {
    flex: 1;
    padding: 9px 6px;
    font-size: 12px;
    justify-content: center;
    text-align: center;
    white-space: nowrap;
  }

  /* Linhas e Campos do Formulário */
  .modal-form-row {
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
  }

  .modal-actions {
    flex-direction: column-reverse;
    gap: 8px;
    width: 100%;
    margin-top: 16px;
  }

  .modal-actions button {
    width: 100%;
    padding: 13px;
    font-size: 14px;
    text-align: center;
    justify-content: center;
    border-radius: 6px;
  }

  .drop-zone {
    padding: 22px 12px;
    border-radius: 6px;
  }

  .drop-zone-icon {
    font-size: 28px;
    margin-bottom: 6px;
  }

  .drop-zone-label {
    font-size: 14px;
  }

  .drop-zone-hint {
    font-size: 12px;
  }

  .drop-zone-types {
    font-size: 10px;
  }

  /* ── Modal de Resultado ── */
  .modal--results {
    padding: 20px 14px 16px;
  }

  .results-header {
    margin-bottom: 14px;
  }

  .results-title {
    font-size: 20px;
  }

  .results-score-wrap {
    gap: 8px;
    margin: 8px 0;
  }

  .results-score {
    font-size: 26px;
  }

  .results-percent {
    font-size: 15px;
  }

  .results-list {
    max-height: calc(88vh - 280px);
    gap: 10px;
    padding-right: 4px;
  }

  .result-card {
    padding: 12px 14px;
    gap: 6px;
    border-radius: 6px;
  }

  .result-card-question {
    font-size: 13.5px;
  }

  .result-card-answers {
    font-size: 12.5px;
    padding: 6px 10px;
  }

  .result-card-explanation {
    font-size: 12.5px;
    padding: 6px 10px;
  }

  .stats-overview-card {
    padding: 14px 12px;
    margin-bottom: 14px;
  }

  .stats-tier-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .stats-pills-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .stats-pill {
    padding: 8px 6px;
  }

  .stats-pill .pill-number {
    font-size: 16px;
  }

  .stats-pill .pill-label {
    font-size: 10px;
  }

  .sections-breakdown-card {
    padding: 14px 12px;
    margin-bottom: 14px;
  }

  .results-footer {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }

  .results-footer button,
  .btn-redo,
  .btn-mistakes,
  .btn-remix {
    width: 100%;
    justify-content: center;
    padding: 12px;
    font-size: 13px;
    border-radius: 6px;
  }

  /* ── Modal de Catálogo ── */
  .modal--catalog {
    padding: 20px 14px 16px;
  }

  .catalog-title {
    font-size: 20px;
  }

  .catalog-tabs {
    gap: 6px;
    margin-bottom: 12px;
  }

  .catalog-tab-btn {
    padding: 5px 10px;
    font-size: 11px;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .catalog-card {
    padding: 14px;
    gap: 10px;
  }

  /* ── Modal Sobre ── */
  .modal--about {
    padding: 20px 14px 16px;
  }

  .about-pillars {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 7px 8px;
    font-size: 11.5px;
  }

  /* ── Modal de Confirmação ── */
  .modal--confirm-submit {
    padding: 24px 16px 20px;
  }

  .confirm-submit-actions {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }

  .confirm-submit-actions button,
  .confirm-submit-actions .secondary,
  .btn-confirm-finish {
    width: 100%;
    min-width: unset;
    border-radius: 6px;
  }

  /* ── Modal de Timer Customizado ── */
  .modal--timer {
    padding: 24px 16px 20px;
  }

  .timer-presets-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .timer-chip {
    padding: 8px 4px;
    font-size: 12px;
  }

  /* ── Telas de Autenticação (Login / Cadastro) ── */
  .login-body {
    padding: 16px 12px;
  }

  .login-card {
    padding: 24px 18px 20px;
    border-radius: 8px;
  }

  .login-title {
    font-size: 24px;
  }

  .login-brand-icon {
    width: 44px;
    height: 44px;
  }
}

/* ─── Telas Ultra Pequenas (Smartphones Compactos <= 380px) ───────────────── */
@media (max-width: 380px) {
  .hero-top-buttons {
    grid-template-columns: 1fr;
  }

  .timer-presets-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-pills-row {
    grid-template-columns: 1fr;
  }

  .results-score-wrap {
    flex-direction: column;
    align-items: center;
  }
}