/* ============================================================
 *  admin.css —— 管理后台 & 个人中心样式（admin.html / profile.html）
 *  莱茵生命（Rhine Lab）风格：纯白 + 暖灰 / #FFD700 唯一强调 / 直角
 *  无阴影 / 无渐变 / 无毛玻璃 / 无圆角>4px / 无霓虹
 * ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

/* 关闭深空动态背景（视觉纯白，保留 JS/游戏逻辑不动） */
#dyson-bg { display: none !important; }

body {
  color: var(--rhine-body, #3c3a37);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 30px 12px;
}

/* ============ 管理后台 admin.html ============ */
.admin-container {
  width: 100%;
  max-width: 860px;
  background: var(--rhine-panel, #faf8f6);
  border: 1px solid var(--rhine-line, #e5e1dc);
  border-left: 3px solid var(--rhine-accent, #ffd700);
  border-radius: 2px;
  padding: 30px 26px;
  position: relative;
  overflow: hidden;
  box-shadow: none !important;
}
.admin-container::before, .admin-container::after { content: none; }

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--rhine-accent, #ffd700);
  padding-bottom: 16px;
  margin-bottom: 20px;
}
.admin-title {
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rhine-ink, #1a1a1a);
  text-shadow: none;
}

.back-link {
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--rhine-ink, #1a1a1a);
  text-decoration: none;
  border: 1px solid var(--rhine-ink, #1a1a1a);
  border-radius: 0;
  padding: 7px 16px;
  transition: background .15s ease, color .15s ease;
  display: inline-block;
  box-shadow: none !important;
}
.back-link:hover {
  background: var(--rhine-accent, #ffd700);
  border-color: var(--rhine-accent, #ffd700);
  color: var(--rhine-accent-ink, #000);
}

.error-message {
  color: var(--rhine-ink, #1a1a1a);
  background: var(--rhine-panel2, #f3f0ec);
  border: 1px solid var(--rhine-accent, #ffd700);
  border-left: 3px solid var(--rhine-accent, #ffd700);
  border-radius: 2px;
  padding: 14px;
  font-size: 0.9rem;
  margin: 20px 0;
  box-shadow: none !important;
}
.loading-message {
  color: var(--rhine-mute, #8a857e);
  font-size: 0.9rem;
  padding: 20px 0;
  text-align: center;
  letter-spacing: 0.08em;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}
.admin-table th {
  background: transparent;
  color: var(--rhine-ink, #1a1a1a);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.72rem;
  text-align: left;
  padding: 10px 12px;
  border-bottom: 2px solid var(--rhine-accent, #ffd700);
}
.admin-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--rhine-line, #e5e1dc);
  font-size: 0.9rem;
  color: var(--rhine-body, #3c3a37);
}
.admin-table tr:hover td {
  background: var(--rhine-panel2, #f3f0ec);
}

.record-input {
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-line-strong, #c9c4bc);
  border-radius: 0;
  color: var(--rhine-ink, #1a1a1a);
  padding: 5px 8px;
  width: 80px;
  font-family: inherit;
  text-align: center;
}
.record-input:focus {
  border-color: var(--rhine-accent, #ffd700);
  outline: none;
}

.btn-small {
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-ink, #1a1a1a);
  border-radius: 0;
  color: var(--rhine-ink, #1a1a1a);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  padding: 5px 14px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  box-shadow: none !important;
}
.btn-small:hover {
  background: var(--rhine-accent, #ffd700);
  border-color: var(--rhine-accent, #ffd700);
  color: var(--rhine-accent-ink, #000);
}

/* ============ 个人中心 profile.html ============ */
.profile-page {
  width: 100%;
  max-width: 560px;
  background: var(--rhine-panel, #faf8f6);
  border: 1px solid var(--rhine-line, #e5e1dc);
  border-left: 3px solid var(--rhine-accent, #ffd700);
  border-radius: 2px;
  padding: 30px 26px;
  position: relative;
  overflow: hidden;
  box-shadow: none !important;
}
.profile-page::before, .profile-page::after { content: none; }

.profile-header {
  text-align: center;
  padding: 10px 0 24px;
  border-bottom: 2px solid var(--rhine-accent, #ffd700);
  margin-bottom: 20px;
}
.profile-avatar {
  font-size: 4rem;
  margin-bottom: 10px;
}
.profile-mark {
  display: block;
  margin-top: 4px;
}
.profile-username {
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--rhine-ink, #1a1a1a);
  text-shadow: none;
}

.info-card {
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-line, #e5e1dc);
  border-left: 3px solid var(--rhine-accent, #ffd700);
  border-radius: 2px;
  padding: 8px 16px;
  margin-bottom: 14px;
  box-shadow: none !important;
}
.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--rhine-line, #e5e1dc);
}
.info-row:last-child { border-bottom: none; }
.info-label {
  color: var(--rhine-mute, #8a857e);
  font-size: 0.9rem;
}
.info-value {
  color: var(--rhine-accent, #ffd700);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-size: 1rem;
  font-weight: 800;
  text-shadow: none;
}

.admin-zone {
  margin: 16px 0;
  text-align: center;
}
.btn-admin {
  display: inline-block;
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-ink, #1a1a1a);
  border-radius: 0;
  color: var(--rhine-ink, #1a1a1a);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9rem;
  padding: 9px 22px;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  box-shadow: none !important;
}
.btn-admin:hover {
  background: var(--rhine-accent, #ffd700);
  border-color: var(--rhine-accent, #ffd700);
  color: var(--rhine-accent-ink, #000);
}

.password-section {
  margin-top: 18px;
}
.btn-toggle-pw {
  width: 100%;
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-line-strong, #c9c4bc);
  border-radius: 0;
  color: var(--rhine-ink, #1a1a1a);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  padding: 10px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  box-shadow: none !important;
}
.btn-toggle-pw:hover {
  background: var(--rhine-accent, #ffd700);
  border-color: var(--rhine-accent, #ffd700);
  color: var(--rhine-accent-ink, #000);
}

.pw-form {
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-line, #e5e1dc);
  border-left: 3px solid var(--rhine-accent, #ffd700);
  border-radius: 2px;
  padding: 16px;
  margin-top: 10px;
  box-shadow: none !important;
}
.pw-form input {
  width: 100%;
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-line-strong, #c9c4bc);
  border-radius: 0;
  color: var(--rhine-ink, #1a1a1a);
  padding: 9px;
  font-family: inherit;
  margin-bottom: 8px;
  font-size: 0.85rem;
}
.pw-form input:focus {
  border-color: var(--rhine-accent, #ffd700);
  outline: none;
}
.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}
.btn-save {
  flex: 1;
  background: var(--rhine-ink, #1a1a1a);
  border: 1px solid var(--rhine-ink, #1a1a1a);
  border-radius: 0;
  color: #ffffff;
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 9px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  box-shadow: none !important;
}
.btn-save:hover {
  background: var(--rhine-accent, #ffd700);
  border-color: var(--rhine-accent, #ffd700);
  color: var(--rhine-accent-ink, #000);
}
.btn-cancel {
  flex: 1;
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-line-strong, #c9c4bc);
  border-radius: 0;
  color: var(--rhine-mute, #8a857e);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 9px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  box-shadow: none !important;
}
.btn-cancel:hover {
  border-color: var(--rhine-ink, #1a1a1a);
  color: var(--rhine-ink, #1a1a1a);
}

.danger-zone {
  margin-top: 20px;
  border-top: 1px solid var(--rhine-line, #e5e1dc);
  padding-top: 18px;
  text-align: center;
}
.btn-delete {
  background: var(--rhine-bg, #ffffff);
  border: 1px solid var(--rhine-ink, #1a1a1a);
  border-radius: 0;
  color: var(--rhine-ink, #1a1a1a);
  font-family: var(--rhine-title-font, 'Oswald', 'Arial Narrow', Arial, sans-serif);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  padding: 10px 24px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  box-shadow: none !important;
}
.btn-delete:hover {
  background: var(--rhine-accent, #ffd700);
  border-color: var(--rhine-accent, #ffd700);
  color: var(--rhine-accent-ink, #000);
}

/* ============ 响应式 ============ */
@media (max-width: 600px) {
  body { padding: 12px; }
  .admin-container, .profile-page { padding: 20px 16px; }
  .admin-header { flex-direction: column; gap: 12px; }
  .admin-table th, .admin-table td { padding: 8px; font-size: 0.8rem; }
}