:root {
  color-scheme: light dark;
  font-family: "Segoe UI", "Noto Sans TC", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  line-height: 1.6;
  font-size: 16px;
  background-color: var(--background, #f5e6d3);
  color: var(--text, #1f2933);

  --background: #f5e6d3;
  --card: #4b5563;
  --card-border: rgba(31, 41, 55, 0.3);
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --text: #f9fafb;
  --text-muted: #d1d5db;
  --danger: #dc2626;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #f5e6d3;
    --card: #4b5563;
    --card-border: rgba(31, 41, 55, 0.3);
    --accent: #60a5fa;
    --accent-hover: #3b82f6;
    --text: #f9fafb;
    --text-muted: #d1d5db;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: #f5e6d3;
  background-image: url('1200px-本能寺之变.jpg');
  background-size: 100% auto;
  background-position: center top;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--text);
}

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

main.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.page__header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

.page__header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.page__title-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page__logo {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 8px;
}

.page__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.page__header h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.5rem);
}

.btn-add-guide {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  border: 2px solid var(--accent);
  background-color: transparent;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.btn-add-guide:hover,
.btn-add-guide:focus-visible {
  background-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

.btn-copy-template {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  border: 2px solid var(--text-muted);
  background-color: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.btn-copy-template:hover,
.btn-copy-template:focus-visible {
  border-color: var(--text);
  color: var(--text);
  transform: translateY(-2px);
}

.btn-copy-template--success {
  border-color: #16a34a;
  color: #16a34a;
}

.btn-discord {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  border: 2px solid #5865f2;
  background-color: transparent;
  color: #5865f2;
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.btn-discord:hover,
.btn-discord:focus-visible {
  background-color: #5865f2;
  color: #fff;
  transform: translateY(-2px);
}

.search-and-filters {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
}

.role-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.role-filter {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background-color: var(--card);
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.role-filter:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.role-filter--active {
  border-color: var(--accent);
  background-color: var(--accent);
  color: #fff;
}

.search {
  width: min(480px, 100%);
  margin: 0 auto;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background-color: var(--card);
  color: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow);
}

.search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

.status {
  margin: 0 auto;
  max-width: 540px;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background-color: var(--card);
  text-align: center;
  color: var(--text-muted);
  box-shadow: var(--shadow);
}

.status--error {
  border-color: rgba(220, 38, 38, 0.35);
  color: var(--danger);
}

.character-list {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.character-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-radius: 20px;
  padding: 1.25rem 1.5rem;
  background-color: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  min-height: 80px;
}

.character-card:hover,
.character-card:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.2);
}

.character-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  flex: 1;
}

.character-card__name {
  font-size: 1.2rem;
  font-weight: 600;
  word-break: break-word;
  flex: 1;
  min-height: 1.2rem;
}

.character-card__actions {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 0.5rem;
  flex-shrink: 0;
  min-width: 120px;
}

.character-card__link {
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  background-color: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.character-card__link:hover,
.character-card__link:focus-visible {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}

.character-card__video {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background-color: rgba(37, 99, 235, 0.12);
  color: var(--accent);
  font-size: 1.1rem;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.character-card__video:hover,
.character-card__video:focus-visible {
  background-color: rgba(37, 99, 235, 0.24);
  transform: translateY(-2px);
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-muted);
  padding: 3rem 1rem;
}

.empty-state strong {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  color: var(--text);
}

/* Guide page */
.guide-page {
  max-width: 860px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5rem;
  font-size: 1.05rem;
}

.guide-page h1 {
  font-size: clamp(2rem, 2.5vw, 2.4rem);
  margin-bottom: 1rem;
}

.guide-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.breadcrumb {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.breadcrumb a {
  color: var(--accent);
}

.guide-content {
  padding: 2rem;
  border-radius: 20px;
  background-color: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
}

.guide-content h2,
.guide-content h3,
.guide-content h4 {
  margin-top: 1.5em;
  margin-bottom: 0.75em;
}

.guide-content pre {
  overflow: auto;
  padding: 1rem;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.85);
  color: #f8fafc;
}

.guide-content code {
  background-color: rgba(37, 99, 235, 0.12);
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
}

.guide-error {
  padding: 2rem;
  text-align: center;
  border-radius: 16px;
  border: 1px solid rgba(220, 38, 38, 0.25);
  background: rgba(254, 226, 226, 0.35);
  color: var(--danger);
  box-shadow: var(--shadow);
}

.guide-loading {
  text-align: center;
  color: var(--text-muted);
  padding: 4rem 1rem;
}

/* Character Stats Chart */
.character-stats {
  margin: 0.5rem 0;
  padding: 0.375rem;
  background-color: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.character-stats h3 {
  margin-top: 0;
  margin-bottom: 0.3125rem;
  font-size: 0.75rem;
  color: var(--text);
}

.stats-list {
  display: flex;
  flex-direction: column;
  gap: 0.1875rem;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.1875rem 0;
  border-bottom: 1px solid var(--card-border);
}

.stat-item:last-child {
  border-bottom: none;
}

.stat-name {
  min-width: 3rem;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text);
}

.stat-bar {
  flex: 1;
  height: 0.3125rem;
  background-color: rgba(37, 99, 235, 0.1);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.stat-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  border-radius: 999px;
  transition: width 0.3s ease;
}

.stat-fill--high {
  background: linear-gradient(90deg, #ef4444, #dc2626);
}

.stat-level {
  min-width: 1.5rem;
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: right;
}

@media (max-width: 640px) {
  main.page {
    padding: 2.5rem 1rem 4rem;
  }

  .character-card {
    padding: 1.25rem;
  }
}