/* ============================================
   Visual Feedback Tool — Design System
   Base CSS
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;700&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

/* --- Design Tokens --- */
:root {
  --color-bg:       #FFFFFF;
  --color-black:    #000000;
  --color-red:      #E63946;
  --color-red-dark: #C0303B;

  --color-gray-50:  #F8F8F8;
  --color-gray-100: #F0F0F0;
  --color-gray-200: #E0E0E0;
  --color-gray-400: #AAAAAA;
  --color-gray-600: #666666;
  --color-gray-800: #303030;

  --font-main: 'Plus Jakarta Sans', 'Montserrat', 'Noto Sans JP', sans-serif;
  --font-mono: 'Courier New', Courier, monospace;

  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  40px;
  --space-2xl: 64px;

  --radius-sm: 4px;
  --radius-md: 8px;

  --border: 1.5px solid var(--color-black);
  --border-light: 1px solid var(--color-gray-200);

  --transition: 150ms ease;
  --max-width: 1280px;

  /* Bottom sheet */
  --sheet-peek: 64px;
  --sheet-height: 55vh;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-black);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overscroll-behavior: none;
}

img, video {
  max-width: 100%;
  display: block;
}

button, input, textarea, select {
  font-family: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ============================================
   Typography
   ============================================ */
h1 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

p {
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* ============================================
   Layout
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

/* ============================================
   Site Header
   ============================================ */
.site-header {
  height: 56px;
  border-bottom: var(--border);
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.04em;
  color: var(--color-black);
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

.logo__dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-red);
  border-radius: 50%;
  margin-bottom: 2px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1.5px solid transparent;
  white-space: nowrap;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  /* touch */
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  min-height: 44px;   /* WCAG touch target */
  min-width: 44px;
}

.btn-primary {
  background: var(--color-black);
  color: var(--color-bg);
  border-color: var(--color-black);
}
.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-red);
  border-color: var(--color-red);
  outline: none;
}
.btn-primary:active {
  background: var(--color-red-dark);
  border-color: var(--color-red-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}
.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--color-black);
  color: var(--color-bg);
  outline: none;
}
.btn-outline:active {
  background: var(--color-gray-800);
  border-color: var(--color-gray-800);
  color: var(--color-bg);
}

.btn-danger {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}
.btn-danger:hover,
.btn-danger:focus-visible {
  background: var(--color-red-dark);
  border-color: var(--color-red-dark);
  outline: none;
}

.btn-ghost {
  background: transparent;
  color: var(--color-gray-600);
  border-color: transparent;
}
.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--color-gray-100);
  color: var(--color-black);
  outline: none;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8125rem;
  min-height: 36px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  min-height: 52px;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

/* Icon inside button */
.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ============================================
   Form Elements
   ============================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-gray-600);
}

.form-control {
  font-size: 0.9375rem;
  padding: 10px 12px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-black);
  transition: border-color var(--transition);
  width: 100%;
  min-height: 44px;
  appearance: none;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-black);
}
.form-control::placeholder {
  color: var(--color-gray-400);
}

textarea.form-control {
  resize: vertical;
  min-height: 96px;
  line-height: 1.6;
}

/* ============================================
   Badge / Tag
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 2px;
  border: 1px solid currentColor;
  line-height: 1.4;
}
.badge-red   { color: var(--color-red); }
.badge-black { color: var(--color-black); }
.badge-gray  { color: var(--color-gray-600); border-color: var(--color-gray-400); }

/* ============================================
   INDEX PAGE — Upload Screen
   ============================================ */
.upload-section {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
}

.upload-card {
  width: 100%;
  max-width: 560px;
}

.upload-card__eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-red);
  margin-bottom: var(--space-sm);
}

.upload-card__title {
  margin-bottom: var(--space-sm);
}

.upload-card__desc {
  font-size: 0.9375rem;
  margin-bottom: var(--space-xl);
}

/* Drop Zone */
.upload-zone {
  border: 2px dashed var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: border-color var(--transition), background var(--transition);
}
.upload-zone:hover,
.upload-zone.is-dragover {
  border-color: var(--color-black);
  background: var(--color-gray-50);
}
.upload-zone.has-file {
  border-style: solid;
  border-color: var(--color-black);
  padding: var(--space-lg);
}

/* Hidden file input overlaid on zone */
.upload-zone__input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.upload-zone__icon {
  width: 44px;
  height: 44px;
  margin: 0 auto var(--space-md);
  color: var(--color-gray-400);
}
.upload-zone.is-dragover .upload-zone__icon {
  color: var(--color-black);
}

.upload-zone__primary {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 4px;
}

.upload-zone__secondary {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
}

/* Image preview inside zone */
.upload-zone__preview {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}
.upload-zone__preview.is-visible {
  display: flex;
}
.upload-zone__preview img {
  max-height: 180px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-200);
}
.upload-zone__preview-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gray-600);
}

.upload-actions {
  margin-top: var(--space-lg);
  display: flex;
  gap: var(--space-sm);
}

/* ============================================
   EDIT PAGE
   ============================================ */

/* Main layout: toolbar / canvas area / sidebar */
.edit-page {
  height: calc(100vh - 56px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Toolbar */
.edit-toolbar {
  flex-shrink: 0;
  height: 52px;
  border-bottom: var(--border-light);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0 var(--space-md);
  background: var(--color-bg);
}

.edit-toolbar__sep {
  width: 1px;
  height: 20px;
  background: var(--color-gray-200);
  flex-shrink: 0;
}

.toolbar-hint {
  font-size: 0.75rem;
  color: var(--color-gray-400);
  margin-left: auto;
  display: none;
}
@media (min-width: 769px) {
  .toolbar-hint { display: block; }
}

/* Body: canvas + sidebar */
.edit-body {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* Canvas area */
.edit-canvas-area {
  flex: 1;
  overflow: auto;
  position: relative;
  /* ★ flex でキャンバスを水平中央に配置 */
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: var(--space-xl) var(--space-lg);
  /* Dot pattern */
  background-color: var(--color-gray-50);
  background-image: radial-gradient(circle, #C8C8C8 1px, transparent 1px);
  background-size: 22px 22px;
}

.canvas-wrapper {
  /* inline-block → block に変更（flex child として正しくサイズを取るため） */
  display: block;
  position: relative;
  flex-shrink: 0;
  /* Drop shadow */
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.12);
}

/* Sidebar (Desktop) */
.edit-sidebar {
  width: 300px;
  flex-shrink: 0;
  border-left: var(--border-light);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-bg);
}

.edit-sidebar__header {
  flex-shrink: 0;
  padding: var(--space-md);
  border-bottom: var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.edit-sidebar__label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-gray-600);
}

.edit-sidebar__count {
  font-size: 0.8125rem;
  font-weight: 700;
}

.comment-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  overscroll-behavior: contain;
}

/* Single comment item */
.comment-item {
  padding: var(--space-md) var(--space-sm);
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-gray-100);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  position: relative;
}
.comment-item:hover {
  border-color: var(--color-gray-400);
}
.comment-item.is-active {
  border-color: var(--color-black);
  background: var(--color-black);
  color: var(--color-bg);
}

.comment-item__num {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-red);
  margin-bottom: 4px;
}
.comment-item.is-active .comment-item__num {
  color: #FF9AA0;
}

.comment-item__text {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-black);
}
.comment-item.is-active .comment-item__text {
  color: var(--color-gray-200);
}

.comment-item__delete {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--color-gray-400);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
  opacity: 0;
}
.comment-item:hover .comment-item__delete,
.comment-item.is-active .comment-item__delete {
  opacity: 1;
}
.comment-item__delete:hover {
  background: var(--color-red);
  color: white;
}
.comment-item.is-active .comment-item__delete:hover {
  background: rgba(255,255,255,0.2);
  color: white;
}

.edit-sidebar__footer {
  flex-shrink: 0;
  padding: var(--space-md);
  border-top: var(--border-light);
}

/* Empty state in sidebar */
.comment-empty {
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}
.comment-empty__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px dashed var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  margin-bottom: var(--space-xs);
}
.comment-empty__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 4px;
}
.comment-empty__text {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
  line-height: 1.7;
}

/* ============================================
   MOBILE BOTTOM SHEET  (edit page)
   ============================================ */

/* On mobile, sidebar becomes a bottom sheet */
@media (max-width: 768px) {
  .edit-body {
    flex-direction: column;
    position: relative;
    overflow: visible;
  }

  .edit-canvas-area {
    /* ボトムシートの peek 分だけ下にパディング */
    padding: var(--space-md) var(--space-md) calc(var(--sheet-peek) + 16px);
    justify-content: flex-start;
    min-height: 60vh;
  }

  .canvas-wrapper {
    /* モバイルでは全幅に広がるよう幅100%を指定 */
    width: 100%;
  }
  .canvas-wrapper canvas {
    width: 100% !important;
    height: auto !important;
  }

  /* Bottom sheet */
  .edit-sidebar {
    width: 100%;
    border-left: none;
    border-top: var(--border);

    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 50;

    height: var(--sheet-height);
    transform: translateY(calc(var(--sheet-height) - var(--sheet-peek)));
    transition: transform 300ms cubic-bezier(0.32, 0.72, 0, 1);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.10);
  }

  .edit-sidebar.is-open {
    transform: translateY(0);
  }

  /* Sheet handle / drag indicator */
  .sheet-handle {
    flex-shrink: 0;
    height: var(--sheet-peek);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    cursor: pointer;
    border-bottom: var(--border-light);
    -webkit-tap-highlight-color: transparent;
  }

  .sheet-handle__bar {
    width: 36px;
    height: 4px;
    background: var(--color-gray-200);
    border-radius: 2px;
  }

  .sheet-handle__summary {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-600);
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }

  .sheet-handle__count {
    font-weight: 700;
    color: var(--color-black);
  }

  .edit-sidebar__footer {
    padding: var(--space-sm) var(--space-md);
    padding-bottom: calc(var(--space-sm) + env(safe-area-inset-bottom));
  }
}

/* Desktop: hide sheet handle */
@media (min-width: 769px) {
  .sheet-handle {
    display: none;
  }
}

/* ============================================
   Modal — Comment Input
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 150ms ease;
}
.modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--color-bg);
  border: var(--border);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 440px;
  padding: var(--space-xl);
  transform: translateY(12px) scale(0.98);
  transition: transform 150ms ease;
}
.modal-overlay.is-open .modal {
  transform: translateY(0) scale(1);
}

.modal__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  gap: var(--space-sm);
}

.modal__title {
  font-size: 1rem;
  font-weight: 700;
}

.modal__close {
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-gray-600);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition);
}
.modal__close:hover {
  background: var(--color-gray-100);
  color: var(--color-black);
}

.modal__actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  justify-content: flex-end;
}

/* Mobile: full-width modal buttons */
@media (max-width: 480px) {
  .modal {
    padding: var(--space-lg);
  }
  .modal__actions {
    flex-direction: column-reverse;
  }
  .modal__actions .btn {
    width: 100%;
  }
}

/* ============================================
   VIEW PAGE
   ============================================ */
.view-page {
  height: calc(100vh - 56px);
  display: flex;
  overflow: hidden;
}

/* Canvas area */
.view-canvas-area {
  flex: 1;
  overflow: auto;
  background-color: var(--color-gray-50);
  background-image: radial-gradient(circle, #CCCCCC 1px, transparent 1px);
  background-size: 22px 22px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: var(--space-xl);
}

.view-canvas-wrapper {
  position: relative;
  display: inline-block;
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.10);
}

/* Annotation box overlay on view canvas */
.annotation-box {
  position: absolute;
  border: 2px solid var(--color-red);
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--transition);
}
.annotation-box:hover {
  background: rgba(230, 57, 70, 0.08);
}
.annotation-box.is-highlighted {
  background: rgba(230, 57, 70, 0.12);
  border-width: 2.5px;
}

/* Number badge on annotation box */
.annotation-num {
  position: absolute;
  top: -12px;
  left: -1px;
  width: 22px;
  height: 22px;
  border-radius: 50% 50% 50% 0;
  background: var(--color-red);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

/* View Sidebar */
.view-sidebar {
  width: 320px;
  flex-shrink: 0;
  border-left: var(--border-light);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-bg);
}

.view-sidebar__header {
  flex-shrink: 0;
  padding: var(--space-md) var(--space-lg);
  border-bottom: var(--border-light);
}

.view-sidebar__title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  margin-bottom: var(--space-xs);
}

.view-sidebar__filename {
  font-size: 0.9375rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.view-comment-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  overscroll-behavior: contain;
}

.view-comment-item {
  padding: var(--space-md) var(--space-sm);
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-gray-100);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.view-comment-item:hover {
  border-color: var(--color-gray-400);
}
.view-comment-item.is-active {
  border-color: var(--color-black);
  background: var(--color-black);
  color: var(--color-bg);
}

.view-comment-item__num {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-red);
  margin-bottom: 4px;
}
.view-comment-item.is-active .view-comment-item__num {
  color: #FF9AA0;
}
.view-comment-item__text {
  font-size: 0.875rem;
  line-height: 1.55;
}
.view-comment-item.is-active .view-comment-item__text {
  color: var(--color-gray-200);
}

.view-sidebar__footer {
  flex-shrink: 0;
  padding: var(--space-md) var(--space-lg);
  border-top: var(--border-light);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* Share box */
.share-box {
  background: var(--color-gray-50);
  border: var(--border-light);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.share-box__label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  margin-bottom: var(--space-sm);
}

.share-box__row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.share-box__url {
  flex: 1;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--color-gray-800);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

/* Mobile view: sidebar becomes bottom sheet */
@media (max-width: 768px) {
  .view-page {
    flex-direction: column;
    height: auto;
    min-height: calc(100vh - 56px);
  }

  .view-canvas-area {
    min-height: 55vw;
    padding: var(--space-md);
  }

  .view-sidebar {
    width: 100%;
    border-left: none;
    border-top: var(--border-light);
    height: auto;
    max-height: none;
    overflow: visible;
  }

  .view-comment-list {
    max-height: 50vh;
  }
}

/* ============================================
   SAVE COMPLETE PAGE
   ============================================ */
.complete-section {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
}

.complete-card {
  width: 100%;
  max-width: 480px;
  text-align: center;
}

.complete-card__icon {
  width: 56px;
  height: 56px;
  border: var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.complete-card__title {
  margin-bottom: var(--space-sm);
}

.complete-card__desc {
  font-size: 0.9375rem;
  margin-bottom: var(--space-xl);
}

.complete-card__share {
  background: var(--color-gray-50);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: left;
  margin-bottom: var(--space-xl);
}

.complete-card__url {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  word-break: break-all;
  line-height: 1.6;
  color: var(--color-black);
  margin-bottom: var(--space-md);
}

.complete-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* ============================================
   Toast Notification
   ============================================ */
.toast-container {
  position: fixed;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  background: var(--color-black);
  color: var(--color-bg);
  padding: 10px var(--space-lg);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 200ms ease, transform 200ms ease;
}
.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.toast--error {
  background: var(--color-red);
}
.toast--success {
  background: var(--color-black);
}

/* ============================================
   Loading Overlay
   ============================================ */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.loading-overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 2.5px solid var(--color-gray-200);
  border-top-color: var(--color-black);
  border-radius: 50%;
  animation: spin 600ms linear infinite;
}
.loading-overlay__text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-600);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

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

.hidden { display: none !important; }

.text-center { text-align: center; }
.text-red    { color: var(--color-red); }
.text-gray   { color: var(--color-gray-600); }
.text-sm     { font-size: 0.875rem; }
.text-xs     { font-size: 0.75rem; }
.fw-bold     { font-weight: 700; }

.mt-sm  { margin-top: var(--space-sm); }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mb-md  { margin-bottom: var(--space-md); }

.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.flex-1 { flex: 1; }