/* ==========================================================================
   Study Reader — Minimalist, Distraction-Free Study Viewer
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Common metrics */
  --header-height: 56px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: 'Newsreader', Georgia, Cambria, 'Times New Roman', Times, serif;
  --font-mono: 'JetBrains Mono', Consolas, 'SF Mono', Menlo, Monaco, monospace;

  /* Reader column widths */
  --width-compact: 680px;
  --width-comfortable: 860px;
  --width-wide: 1140px;
  --current-max-width: var(--width-comfortable);

  /* Dynamic font scaling */
  --reader-scale: 1;
}

/* Dark Theme (Default) */
:root[data-theme="dark"] {
  --bg-app: #0e1117;
  --bg-surface: #161b22;
  --bg-surface-elevated: #1f242c;
  --bg-subtle: #21262d;
  --bg-card: rgba(22, 27, 34, 0.75);

  --text-main: #e6edf3;
  --text-muted: #8b949e;
  --text-dim: #6e7681;
  --text-heading: #f0f6fc;

  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --accent-subtle: rgba(56, 139, 253, 0.15);
  --accent-border: rgba(56, 139, 253, 0.35);

  --border-color: #30363d;
  --border-subtle: #21262d;

  --code-bg: #161b22;
  --code-border: #30363d;
  --code-text: #f0883e;

  --blockquote-bg: rgba(22, 27, 34, 0.6);
  --blockquote-border: #58a6ff;

  --table-border: #30363d;
  --table-header-bg: #161b22;
  --table-stripe-bg: rgba(255, 255, 255, 0.02);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.65);

  --dropzone-bg: rgba(22, 27, 34, 0.5);
  --dropzone-border: #30363d;
  --dropzone-border-hover: #58a6ff;
}

/* Light Theme */
:root[data-theme="light"] {
  --bg-app: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f1f5f9;
  --bg-subtle: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.9);

  --text-main: #334155;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --text-heading: #0f172a;

  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-subtle: rgba(37, 99, 235, 0.08);
  --accent-border: rgba(37, 99, 235, 0.25);

  --border-color: #e2e8f0;
  --border-subtle: #f1f5f9;

  --code-bg: #f1f5f9;
  --code-border: #e2e8f0;
  --code-text: #0969da;

  --blockquote-bg: #f8fafc;
  --blockquote-border: #2563eb;

  --table-border: #e2e8f0;
  --table-header-bg: #f8fafc;
  --table-stripe-bg: rgba(0, 0, 0, 0.015);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);

  --dropzone-bg: rgba(255, 255, 255, 0.7);
  --dropzone-border: #cbd5e1;
  --dropzone-border-hover: #2563eb;
}

/* Width modes */
:root[data-width="compact"] {
  --current-max-width: var(--width-compact);
}
:root[data-width="comfortable"] {
  --current-max-width: var(--width-comfortable);
}
:root[data-width="wide"] {
  --current-max-width: var(--width-wide);
}

/* Base resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.2s ease, color 0.2s ease;
  overflow-x: hidden;
}

[hidden] {
  display: none !important;
}

/* --- Sticky Top Header --- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  gap: 1rem;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-heading);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.brand-icon {
  color: var(--accent);
  flex-shrink: 0;
}

.file-badge-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.file-separator {
  color: var(--text-dim);
  font-weight: 400;
}

.file-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background-color: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* --- Buttons and Controls --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--border-color);
  color: var(--text-heading);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background-color: var(--bg-surface);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.15s ease;
}

.icon-btn:hover {
  background-color: var(--bg-subtle);
  color: var(--text-heading);
  border-color: var(--text-dim);
}

.control-group {
  display: inline-flex;
  align-items: center;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}

.font-size-group .icon-btn {
  border: none;
  background: transparent;
  width: 28px;
  height: 28px;
}

.font-size-group .icon-btn:hover {
  background-color: var(--bg-subtle);
}

.size-indicator {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  min-width: 44px;
  text-align: center;
  user-select: none;
}

.seg-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 500;
  padding: 0.25rem 0.55rem;
  border-radius: calc(var(--radius-sm) - 2px);
  cursor: pointer;
  transition: all 0.15s ease;
}

.seg-btn:hover {
  color: var(--text-heading);
}

.seg-btn.active {
  background-color: var(--bg-subtle);
  color: var(--text-heading);
  font-weight: 600;
}

/* --- Read Aloud Header Controls --- */
.read-aloud-group {
  gap: 3px;
}

.btn-read-aloud {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.25rem 0.55rem;
  border-radius: calc(var(--radius-sm) - 2px);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.15s ease;
}

.btn-read-aloud:hover {
  background-color: var(--bg-subtle);
  color: var(--text-heading);
}

.btn-read-aloud.speaking {
  background-color: var(--accent);
  color: #ffffff;
}

.btn-read-aloud.speaking .pause-icon {
  display: block !important;
}

.btn-read-aloud.speaking .play-icon {
  display: none !important;
}

.btn-read-aloud.paused {
  background-color: var(--accent-subtle);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.stop-btn {
  border: none;
  background: transparent;
  width: 28px;
  height: 28px;
  border-radius: calc(var(--radius-sm) - 2px);
  color: var(--text-muted);
}

.stop-btn:hover:not(:disabled) {
  background-color: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.stop-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.speed-select-wrap {
  display: inline-flex;
  align-items: center;
}

.speed-select {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: calc(var(--radius-sm) - 2px);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  padding: 0.15rem 0.3rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.speed-select:hover,
.speed-select:focus {
  border-color: var(--accent);
  color: var(--text-heading);
}

.voice-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.12rem 0.4rem;
  background-color: var(--bg-subtle);
  color: var(--text-dim);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  white-space: nowrap;
  user-select: none;
  transition: all 0.2s ease;
}

.voice-badge.aria-active {
  color: var(--accent);
  border-color: var(--accent-border);
  background-color: var(--accent-subtle);
}

/* Subtle Spoken Content Highlighting */
.speech-highlight {
  background-color: var(--accent-subtle) !important;
  border-left: 3px solid var(--accent) !important;
  padding-left: 0.65rem !important;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease, border-left 0.2s ease, padding-left 0.2s ease;
}

/* Theme Toggle specifics */
.theme-toggle-btn {
  color: var(--text-muted);
}

:root[data-theme="dark"] .sun-icon {
  display: block;
}
:root[data-theme="dark"] .moon-icon {
  display: none;
}

:root[data-theme="light"] .sun-icon {
  display: none;
}
:root[data-theme="light"] .moon-icon {
  display: block;
}

/* --- Toast Banner --- */
.toast-banner {
  max-width: var(--current-max-width);
  margin: 1rem auto 0 auto;
  padding: 0.75rem 1.25rem;
  background-color: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #f87171;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  box-shadow: var(--shadow-sm);
  animation: slideDown 0.2s ease-out;
}

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

.toast-close {
  background: none;
  border: none;
  color: inherit;
  font-size: 1.25rem;
  cursor: pointer;
  line-height: 1;
  padding: 0 0.25rem;
  opacity: 0.8;
}

.toast-close:hover {
  opacity: 1;
}

/* --- Main Layout Container --- */
.main-container {
  flex: 1;
  width: 100%;
  padding: 1.5rem 1.25rem 4rem 1.25rem;
  display: flex;
  flex-direction: column;
}

/* --- Empty State View --- */
.empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.drop-card {
  background-color: var(--dropzone-bg);
  border: 2px dashed var(--dropzone-border);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  text-align: center;
  max-width: 580px;
  width: 100%;
  box-shadow: var(--shadow-md);
  transition: all 0.2s ease;
}

.drop-card.drag-active {
  border-color: var(--accent);
  background-color: var(--accent-subtle);
  transform: scale(1.01);
}

.empty-illustration {
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: inline-flex;
  justify-content: center;
  align-items: center;
}

.empty-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.empty-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 2rem;
}

.empty-actions {
  margin-bottom: 1.75rem;
}

.empty-actions .btn-primary {
  font-size: 1rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.drop-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 2.25rem;
}

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

.badge-row {
  display: flex;
  gap: 0.4rem;
}

.file-type-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
}

.features-list {
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.feature-icon {
  color: var(--accent);
  font-size: 0.75rem;
  margin-top: 0.15rem;
}

/* --- Document Reader Container --- */
.reader-container {
  width: 100%;
  max-width: var(--current-max-width);
  margin: 0 auto;
  transition: max-width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.reader-meta {
  padding: 0.5rem 0 1.5rem 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.meta-tag {
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.meta-separator {
  color: var(--text-dim);
}

/* --- Reader Typography & Content Area --- */
.reader-content {
  font-size: calc(1rem * var(--reader-scale));
  line-height: 1.75;
  color: var(--text-main);
  word-break: break-word;
}

/* Headings */
.reader-content h1,
.reader-content h2,
.reader-content h3,
.reader-content h4,
.reader-content h5,
.reader-content h6 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 2.25em;
  margin-bottom: 0.75em;
  letter-spacing: -0.02em;
}

.reader-content h1:first-child,
.reader-content > :first-child {
  margin-top: 0 !important;
}

.reader-content h1 {
  font-size: 2.2em;
  padding-bottom: 0.4em;
  border-bottom: 1px solid var(--border-color);
}

.reader-content h2 {
  font-size: 1.6em;
  padding-bottom: 0.3em;
  border-bottom: 1px solid var(--border-subtle);
}

.reader-content h3 {
  font-size: 1.3em;
}

.reader-content h4 {
  font-size: 1.1em;
}

.reader-content h5,
.reader-content h6 {
  font-size: 0.95em;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Paragraphs & Text Elements */
.reader-content p {
  margin-bottom: 1.35em;
}

.reader-content strong,
.reader-content b {
  font-weight: 600;
  color: var(--text-heading);
}

.reader-content em,
.reader-content i {
  font-style: italic;
}

.reader-content mark {
  background-color: rgba(234, 179, 8, 0.2);
  color: var(--text-heading);
  padding: 0.1em 0.3em;
  border-radius: 3px;
}

.reader-content del,
.reader-content s {
  text-decoration: line-through;
  color: var(--text-dim);
}

.reader-content hr {
  height: 1px;
  background-color: var(--border-color);
  border: none;
  margin: 2.5em 0;
}

/* Lists */
.reader-content ul,
.reader-content ol {
  margin-top: 0;
  margin-bottom: 1.4em;
  padding-left: 1.75em;
}

.reader-content li {
  margin-bottom: 0.45em;
  line-height: 1.7;
}

.reader-content li > ul,
.reader-content li > ol {
  margin-top: 0.35em;
  margin-bottom: 0.35em;
}

.reader-content dl {
  margin-bottom: 1.4em;
}

.reader-content dt {
  font-weight: 600;
  color: var(--text-heading);
  margin-top: 1em;
}

.reader-content dd {
  padding-left: 1.25em;
  margin-bottom: 0.5em;
  color: var(--text-muted);
}

/* Blockquotes */
.reader-content blockquote {
  margin: 1.6em 0;
  padding: 0.85em 1.25em;
  background-color: var(--blockquote-bg);
  border-left: 4px solid var(--blockquote-border);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-style: italic;
}

.reader-content blockquote p:last-child {
  margin-bottom: 0;
}

/* Links */
.reader-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

.reader-content a:hover {
  color: var(--accent-hover);
}

/* Code & Preformatted Text */
.reader-content code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background-color: var(--code-bg);
  border: 1px solid var(--code-border);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  color: var(--code-text);
  word-break: break-word;
}

.reader-content pre {
  background-color: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius-md);
  padding: 1.1em 1.3em;
  margin: 1.6em 0;
  overflow-x: auto;
  line-height: 1.5;
  box-shadow: var(--shadow-sm);
}

.reader-content pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 0.88em;
  color: var(--text-main);
  word-break: normal;
  white-space: pre;
}

/* Tables */
.reader-content .table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin: 1.75em 0;
  border: 1px solid var(--table-border);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  box-shadow: var(--shadow-sm);
}

.reader-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
  text-align: left;
}

.reader-content th,
.reader-content td {
  padding: 0.75em 1em;
  border-bottom: 1px solid var(--table-border);
  border-right: 1px solid var(--table-border);
}

.reader-content th:last-child,
.reader-content td:last-child {
  border-right: none;
}

.reader-content tr:last-child td {
  border-bottom: none;
}

.reader-content th {
  background-color: var(--table-header-bg);
  color: var(--text-heading);
  font-weight: 600;
}

.reader-content tr:nth-child(even) td {
  background-color: var(--table-stripe-bg);
}

/* Images */
.reader-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  display: block;
  margin: 1.75em auto;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.reader-content figure {
  margin: 2em 0;
  text-align: center;
}

.reader-content figcaption {
  font-size: 0.82em;
  color: var(--text-dim);
  margin-top: 0.6em;
}

/* Details / Summary */
.reader-content details {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.8em 1.1em;
  margin: 1.4em 0;
}

.reader-content summary {
  font-weight: 600;
  color: var(--text-heading);
  cursor: pointer;
  outline: none;
  user-select: none;
}

.reader-content details[open] summary {
  margin-bottom: 0.8em;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.5em;
}

/* --- Drag & Drop Fullscreen Overlay --- */
.drag-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(14, 17, 23, 0.85);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.15s ease-out;
}

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

.drag-overlay-box {
  background-color: var(--bg-surface);
  border: 2px dashed var(--accent);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  text-align: center;
  color: var(--text-heading);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.drag-overlay-box svg {
  color: var(--accent);
}

.drag-overlay-box p {
  font-size: 1.25rem;
  font-weight: 600;
}

.drag-overlay-box span {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* --- Floating Back to Top Button --- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 90;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.back-to-top:hover {
  background-color: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
  .app-header {
    padding: 0 0.85rem;
  }

  .brand-name {
    display: none;
  }

  .file-badge {
    max-width: 140px;
  }

  .width-group {
    display: none;
  }

  .btn-text {
    display: none;
  }

  .btn {
    padding: 0.4rem 0.55rem;
  }

  .drop-card {
    padding: 2rem 1.25rem;
  }

  .empty-title {
    font-size: 1.4rem;
  }

  .empty-subtitle {
    font-size: 0.95rem;
  }

  .back-to-top {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 38px;
    height: 38px;
  }
}