/* ==========================================================================
   This or That — styles
   Mobile-first, responsive, dark-mode aware.
   ========================================================================== */

:root {
  --bg: #f4f6fb;
  --bg-grad-1: #eef2ff;
  --bg-grad-2: #f7f0ff;
  --card-bg: #ffffff;
  --text: #1b1f2a;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --opt1: #6366f1;
  --opt2: #ec4899;
  --success: #10b981;
  --danger: #ef4444;
  --shadow: 0 10px 40px rgba(31, 41, 55, 0.12);
  --radius: 18px;
}

:root[data-theme="dark"],
html.dark {
  --bg: #0f1117;
  --bg-grad-1: #141826;
  --bg-grad-2: #1a1426;
  --card-bg: #1a1d29;
  --text: #f3f4f6;
  --text-muted: #9ca3af;
  --border: #2a2f3d;
  --primary: #818cf8;
  --primary-hover: #a5b4fc;
  --opt1: #818cf8;
  --opt2: #f472b6;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg-grad-1), var(--bg-grad-2));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: background 0.4s ease, color 0.3s ease;
}

/* --- Top bar ------------------------------------------------------------ */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  z-index: 20;
}
.brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1rem;
  color: var(--text);
  text-decoration: none;
  opacity: 0.85;
}
.icon-btn {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform 0.15s ease;
}
.icon-btn:hover {
  transform: translateY(-2px);
}

/* --- Card --------------------------------------------------------------- */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 36px 30px;
  width: 100%;
  max-width: 480px;
  text-align: center;
  animation: pop-in 0.4s cubic-bezier(0.18, 0.89, 0.32, 1.28);
}
@keyframes pop-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.question {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 6px;
}
.subtitle {
  color: var(--text-muted);
  margin: 0 0 26px;
  font-size: 0.95rem;
}

/* --- Choice buttons ----------------------------------------------------- */
.choices {
  display: grid;
  gap: 14px;
}
.choice-btn {
  position: relative;
  border: 2px solid var(--border);
  background: transparent;
  color: var(--text);
  border-radius: 14px;
  padding: 22px 18px;
  font-size: 1.15rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.2s ease,
    background 0.2s ease, box-shadow 0.2s ease;
}
.choice-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.choice-btn:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}
.choice-btn[data-choice="1"].selected {
  border-color: var(--opt1);
  background: color-mix(in srgb, var(--opt1) 12%, transparent);
}
.choice-btn[data-choice="2"].selected {
  border-color: var(--opt2);
  background: color-mix(in srgb, var(--opt2) 12%, transparent);
}
.choice-btn.selected::after {
  content: "✓";
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 0.9rem;
  color: var(--primary);
}

/* --- Primary action ----------------------------------------------------- */
.btn {
  border: none;
  border-radius: 12px;
  padding: 15px 20px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.2s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  width: 100%;
  margin-top: 22px;
}
.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  transform: translateY(-2px);
}
.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

/* --- Results ------------------------------------------------------------ */
.results {
  text-align: left;
  margin-top: 6px;
}
.result-row {
  margin-bottom: 20px;
}
.result-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
  font-weight: 700;
}
.result-head .pct {
  font-variant-numeric: tabular-nums;
}
.result-label.winner::after {
  content: " 🏆";
}
.bar-track {
  height: 14px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  transition: width 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
.result-row[data-choice="1"] .bar-fill {
  background: linear-gradient(90deg, var(--opt1), #8b8ffb);
}
.result-row[data-choice="2"] .bar-fill {
  background: linear-gradient(90deg, var(--opt2), #f9a8d4);
}
.result-row.mine .result-label::before {
  content: "You · ";
  color: var(--text-muted);
  font-weight: 600;
}
.total-votes {
  text-align: center;
  margin-top: 8px;
  color: var(--text-muted);
  font-weight: 600;
}
.total-votes strong {
  color: var(--text);
}

.voted-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: color-mix(in srgb, var(--success) 15%, transparent);
  color: var(--success);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.share-row {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.share-row .btn {
  flex: 1;
}

/* --- Loading spinner ---------------------------------------------------- */
.spinner {
  width: 42px;
  height: 42px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 30px auto;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.hidden {
  display: none !important;
}

/* --- Success check animation ------------------------------------------- */
.success-check {
  width: 72px;
  height: 72px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 2rem;
  animation: check-pop 0.5s cubic-bezier(0.18, 0.89, 0.32, 1.28);
}
@keyframes check-pop {
  0% {
    transform: scale(0);
  }
  70% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}

/* --- Toasts ------------------------------------------------------------- */
.toast-wrap {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 60;
  width: min(92vw, 380px);
}
.toast {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 13px 16px;
  box-shadow: var(--shadow);
  font-size: 0.92rem;
  animation: toast-in 0.3s ease;
}
.toast.success {
  border-left-color: var(--success);
}
.toast.error {
  border-left-color: var(--danger);
}
@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Modal (confirmation) ---------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
  animation: fade-in 0.2s ease;
}
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.modal {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 380px;
  width: 100%;
  box-shadow: var(--shadow);
  text-align: center;
}
.modal h3 {
  margin: 0 0 8px;
}
.modal p {
  color: var(--text-muted);
  margin: 0 0 22px;
}
.modal-actions {
  display: flex;
  gap: 12px;
}
.modal-actions .btn {
  flex: 1;
}

/* --- Developer tools (inside admin) ------------------------------------ */
.dev-btn {
  text-align: left;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 11px;
  cursor: pointer;
  color: var(--text);
  font-size: 0.85rem;
  transition: background 0.15s ease;
}
.dev-btn:hover {
  background: color-mix(in srgb, var(--primary) 10%, transparent);
}
.dev-info {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
  word-break: break-all;
  background: color-mix(in srgb, var(--text) 5%, transparent);
  border-radius: 8px;
  padding: 8px;
  line-height: 1.5;
}

/* --- Admin -------------------------------------------------------------- */
.admin-wrap {
  width: 100%;
  max-width: 620px;
}
.admin-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  margin-bottom: 20px;
  text-align: left;
}
.admin-card h2 {
  margin-top: 0;
}
.field {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-weight: 600;
  font-size: 0.9rem;
}
.field input {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
}
.field input:focus {
  outline: none;
  border-color: var(--primary);
}
.stat {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
}
.row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.banner {
  padding: 12px 16px;
  border-radius: 10px;
  margin-bottom: 16px;
  font-weight: 600;
}
.banner.success {
  background: color-mix(in srgb, var(--success) 15%, transparent);
  color: var(--success);
}
.banner.error {
  background: color-mix(in srgb, var(--danger) 15%, transparent);
  color: var(--danger);
}
.link-muted {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

@media (max-width: 520px) {
  .card {
    padding: 28px 20px;
  }
  .question {
    font-size: 1.35rem;
  }
  .dev-panel {
    width: calc(100vw - 40px);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

/* ==========================================================================
   Voting option cards with images
   ========================================================================== */
.choices.has-images {
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.choices.has-images .choice-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 14px;
}
.choice-media {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  background: color-mix(in srgb, var(--text) 6%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.choice-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.choice-btn:hover .choice-media img {
  transform: scale(1.06);
}
.choice-text {
  font-size: 1.1rem;
  font-weight: 700;
}
.choice-btn.selected {
  transform: translateY(-3px) scale(1.02);
  animation: select-pulse 0.4s ease;
}
@keyframes select-pulse {
  0% {
    transform: translateY(0) scale(0.99);
  }
  60% {
    transform: translateY(-4px) scale(1.04);
  }
  100% {
    transform: translateY(-3px) scale(1.02);
  }
}
.result-thumb {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  object-fit: cover;
  vertical-align: middle;
  margin-right: 8px;
}

@media (max-width: 480px) {
  .choices.has-images {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Admin dashboard
   ========================================================================== */
.admin-body {
  align-items: flex-start;
  padding-top: 76px;
}
.admin-title {
  width: 100%;
  max-width: 720px;
  margin: 0 auto 18px;
  font-size: 1.8rem;
  letter-spacing: -0.03em;
}
.admin-wrap {
  width: 100%;
  max-width: 720px;
}
.env-badge {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.env-badge.dev {
  background: color-mix(in srgb, var(--primary) 18%, transparent);
  color: var(--primary);
}
.env-badge.prod {
  background: color-mix(in srgb, var(--success) 18%, transparent);
  color: var(--success);
}
.env-inline {
  font-weight: 700;
  color: var(--text);
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 16px;
  align-items: center;
}
.stat-box {
  background: color-mix(in srgb, var(--text) 4%, transparent);
  border-radius: 12px;
  padding: 16px;
}
.opt-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
}

/* Option editing */
.option-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 8px;
}
.option-edit {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  margin: 0;
}
.option-edit legend {
  font-weight: 800;
  padding: 0 6px;
}
.img-preview {
  width: 100%;
  aspect-ratio: 16 / 10;
  border: 1px dashed var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 12px;
  background: color-mix(in srgb, var(--text) 4%, transparent);
}
.img-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.img-placeholder {
  color: var(--text-muted);
  font-size: 0.85rem;
}
.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
}
input[type="file"] {
  font-size: 0.85rem;
  color: var(--text);
}

/* Developer tools */
.dev-tools {
  border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--border));
}
.dev-mode-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.badge-muted {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--text) 8%, transparent);
  padding: 5px 10px;
  border-radius: 999px;
}
.dev-tools-body.disabled {
  opacity: 0.45;
  pointer-events: none;
  filter: grayscale(0.4);
}
.dev-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 10px 0 6px;
}
.dev-subhead {
  font-size: 0.95rem;
  margin: 18px 0 6px;
}
.dev-btn.danger {
  border-color: color-mix(in srgb, var(--danger) 40%, var(--border));
  color: var(--danger);
}
.dev-btn.danger:hover {
  background: color-mix(in srgb, var(--danger) 10%, transparent);
}

/* Toggle switch */
.switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 30px;
  flex: none;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.switch-slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 999px;
  transition: background 0.2s ease;
  cursor: pointer;
}
.switch-slider::before {
  content: "";
  position: absolute;
  height: 22px;
  width: 22px;
  left: 4px;
  top: 4px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s ease;
}
.switch input:checked + .switch-slider {
  background: var(--success);
}
.switch input:checked + .switch-slider::before {
  transform: translateX(22px);
}

@media (max-width: 560px) {
  .overview-grid,
  .option-grid,
  .dev-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Post-vote message + admin settings controls
   ========================================================================== */
.post-vote-message {
  margin: 14px auto 4px;
  padding: 14px 16px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
  color: var(--text);
  font-weight: 600;
  line-height: 1.5;
  white-space: pre-wrap;
  animation: toast-in 0.4s ease;
}

.field textarea {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
}
.field textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}