/* ===== Variables ===== */
:root {
  --pink-50: #fff7fa;
  --pink-100: #ffe9f1;
  --pink-200: #ffd0e2;
  --pink-300: #ffadc9;
  --pink-400: #ff85ad;
  --pink-500: #ff5f93;
  --pink-600: #e84878;
  --gray-50: #fafafa;
  --gray-100: #f4f4f5;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --green-100: #d1fae5;
  --green-500: #10b981;
  --green-600: #059669;
  --red-100: #fee2e2;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(255, 95, 147, 0.15);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  background: var(--gray-50);
  color: var(--gray-900);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ===== Login Screen ===== */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--pink-50) 0%, var(--white) 100%);
}
.login-box {
  background: var(--white);
  padding: 48px 40px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  width: 360px;
  text-align: center;
}
.login-logo { font-size: 24px; margin-bottom: 8px; color: var(--pink-600); }
.login-sub { color: var(--gray-500); margin-bottom: 24px; font-size: 13px; }
.login-box input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  outline: none;
  transition: border 0.2s;
}
.login-box input:focus { border-color: var(--pink-400); }
.login-box button {
  width: 100%;
  padding: 12px;
  background: var(--pink-500);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.login-box button:hover { background: var(--pink-600); }
.login-error { color: #dc2626; margin-top: 12px; font-size: 12px; min-height: 16px; }

/* ===== App Layout ===== */
.app {
  display: flex;
  min-height: 100vh;
}

/* ===== Sidebar ===== */
.sidebar {
  width: 220px;
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  padding: 24px 16px;
  flex-shrink: 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 24px;
  border-bottom: 1px solid var(--gray-100);
}
.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--pink-400), var(--pink-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.logo-text { font-size: 13px; font-weight: 700; line-height: 1.2; color: var(--gray-900); }
.menu { padding-top: 16px; }
.menu-label { font-size: 11px; color: var(--gray-500); padding: 0 8px 8px; font-weight: 500; }
.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--gray-700);
  text-decoration: none;
  margin-bottom: 2px;
  cursor: pointer;
  transition: all 0.15s;
  font-size: 13px;
}
.menu-item:hover { background: var(--pink-50); color: var(--pink-600); }
.menu-item.active { background: var(--pink-100); color: var(--pink-600); font-weight: 600; }
.menu-item .icon { font-size: 16px; }

/* ===== Main Area ===== */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--gray-50);
  overflow: auto;
}
.topbar {
  padding: 16px 32px;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
}
.account-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gray-50);
  padding: 6px 12px 6px 6px;
  border-radius: 24px;
  border: 1px solid var(--gray-200);
}
.account-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pink-400), var(--pink-500));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
}
.account-switcher select {
  border: none;
  background: transparent;
  font-size: 13px;
  cursor: pointer;
  outline: none;
  font-weight: 500;
}
.btn-add-account {
  background: none;
  border: 1px solid var(--gray-300);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--gray-500);
  font-size: 14px;
}
.btn-add-account:hover { background: var(--pink-50); border-color: var(--pink-400); color: var(--pink-500); }

/* ===== Page Content ===== */
.page-content { padding: 32px; }
.page { display: none; }
.page.active { display: block; }
.page-title { font-size: 22px; font-weight: 700; margin-bottom: 24px; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-header .page-title { margin-bottom: 0; }

/* ===== Stats Grid ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--white);
  padding: 20px 24px;
  border-radius: 12px;
  border: 1px solid var(--gray-200);
}
.stat-label { font-size: 12px; color: var(--gray-500); margin-bottom: 6px; }
.stat-value { font-size: 32px; font-weight: 700; color: var(--gray-900); line-height: 1.2; }
.stat-value-sm { font-size: 16px; font-weight: 600; color: var(--gray-900); }
.stat-sub { font-size: 11px; color: var(--gray-500); }

/* ===== Panel ===== */
.panel {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  border: 1px solid var(--gray-200);
  margin-bottom: 16px;
}
.panel-title { font-size: 14px; font-weight: 600; margin-bottom: 16px; color: var(--gray-700); }
.coming-soon {
  color: var(--gray-500);
  text-align: center;
  padding: 40px 0;
  font-size: 14px;
}

/* ===== Category Distribution ===== */
.category-dist { display: flex; flex-direction: column; gap: 10px; }
.cat-row { display: flex; align-items: center; gap: 12px; font-size: 12px; }
.cat-name { width: 140px; color: var(--gray-700); font-weight: 500; }
.cat-bar-container { flex: 1; height: 18px; background: var(--gray-100); border-radius: 9px; overflow: hidden; }
.cat-bar { height: 100%; background: linear-gradient(90deg, var(--pink-300), var(--pink-500)); border-radius: 9px; transition: width 0.4s; }
.cat-count { width: 80px; text-align: right; color: var(--gray-500); font-size: 11px; }

/* ===== Recent Posts ===== */
.recent-posts { display: flex; flex-direction: column; gap: 8px; }
.recent-post {
  padding: 12px 16px;
  background: var(--gray-50);
  border-radius: 8px;
  font-size: 13px;
  color: var(--gray-700);
  border-left: 3px solid var(--pink-300);
}
.recent-post-meta { font-size: 11px; color: var(--gray-500); margin-top: 6px; }

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.filter-label {
  font-size: 11px;
  color: var(--gray-500);
  font-weight: 500;
  min-width: 80px;
}
.filter-chip {
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  cursor: pointer;
  font-size: 11px;
  color: var(--gray-700);
  transition: all 0.15s;
}
.filter-chip:hover { background: var(--pink-50); }
.filter-chip.active {
  background: var(--pink-500);
  color: white;
  border-color: var(--pink-500);
}

.posts-count {
  margin-bottom: 12px;
  font-size: 12px;
  color: var(--gray-500);
}

/* ===== Posts List ===== */
.posts-list { display: flex; flex-direction: column; gap: 8px; }
.post-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  padding: 16px;
  transition: all 0.15s;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.post-card:hover { border-color: var(--pink-300); box-shadow: var(--shadow-sm); }
.post-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}
.post-status-dot.stocked { background: var(--pink-400); }
.post-status-dot.posted { background: var(--green-500); }
.post-status-dot.draft { background: var(--gray-300); }
.post-body {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}
.post-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray-900);
  white-space: pre-wrap;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.post-meta {
  margin-top: 8px;
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--gray-500);
  align-items: center;
  flex-wrap: wrap;
}
.post-category {
  padding: 2px 8px;
  background: var(--pink-50);
  color: var(--pink-600);
  border-radius: 10px;
  font-size: 10px;
  font-weight: 500;
}

/* インラインフィードバックボタン */
.post-feedback-inline {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-shrink: 0;
}
.btn-feedback-inline {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--gray-200);
  background: var(--white);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-feedback-inline:hover { background: var(--pink-50); border-color: var(--pink-300); }
.btn-feedback-inline.active-good {
  background: var(--green-100);
  border-color: var(--green-500);
}
.btn-feedback-inline.active-bad {
  background: var(--red-100);
  border-color: var(--red-500);
}
.feedback-comment-icon {
  font-size: 11px;
  color: var(--pink-500);
  margin-left: 4px;
  cursor: help;
}

.empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--gray-500);
  font-size: 13px;
}

/* ===== Buttons ===== */
.btn {
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s;
}
.btn-primary { background: var(--pink-500); color: white; }
.btn-primary:hover { background: var(--pink-600); }
.btn-secondary { background: var(--gray-100); color: var(--gray-700); }
.btn-secondary:hover { background: var(--gray-200); }
.btn-danger { background: var(--red-100); color: var(--red-600); }
.btn-danger:hover { background: #fecaca; }
.btn-post {
  background: linear-gradient(135deg, var(--pink-500), var(--pink-600));
  color: white;
  font-weight: 600;
}
.btn-post:hover { box-shadow: var(--shadow-lg); }

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}
.modal-box {
  background: var(--white);
  border-radius: 16px;
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-sm { max-width: 400px; }
.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.modal-header h3 { font-size: 16px; flex: 1; }
.modal-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--gray-500);
}
.btn-nav {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  cursor: pointer;
  font-size: 11px;
  color: var(--gray-700);
}
.btn-nav:hover { background: var(--pink-50); border-color: var(--pink-300); }
.btn-nav:disabled { opacity: 0.4; cursor: not-allowed; }
.modal-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--gray-500);
  width: 32px;
  height: 32px;
  border-radius: 6px;
}
.modal-close:hover { background: var(--gray-100); }
.modal-body {
  padding: 24px;
  overflow-y: auto;
}
.modal-body label {
  display: block;
  font-size: 12px;
  color: var(--gray-700);
  margin-bottom: 6px;
  margin-top: 14px;
  font-weight: 500;
}
.modal-body label:first-child { margin-top: 0; }
.modal-body input,
.modal-body textarea,
.modal-body select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  font-family: inherit;
}
.modal-body input:focus,
.modal-body textarea:focus,
.modal-body select:focus { border-color: var(--pink-400); }
.modal-body textarea { resize: vertical; line-height: 1.7; }
.char-count { font-size: 11px; color: var(--gray-500); margin-top: 4px; text-align: right; }

/* フィードバックセクション */
.feedback-section {
  margin-top: 20px;
  padding: 16px;
  background: var(--pink-50);
  border-radius: 10px;
  border: 1px solid var(--pink-100);
}
.feedback-section > label:first-child {
  margin-top: 0;
  color: var(--pink-600);
  font-weight: 600;
  font-size: 13px;
}
.feedback-buttons {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.btn-feedback {
  padding: 10px 18px;
  border: 2px solid var(--gray-200);
  background: var(--white);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-feedback:hover { transform: translateY(-1px); }
.btn-good.active { background: var(--green-100); border-color: var(--green-500); color: var(--green-600); }
.btn-bad.active { background: var(--red-100); border-color: var(--red-500); color: var(--red-600); }
.btn-clear {
  font-size: 11px;
  padding: 8px 12px;
  color: var(--gray-500);
  border-color: var(--gray-200);
}
.feedback-comment { margin-top: 12px; }

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--gray-100);
  display: flex;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.modal-footer-right { display: flex; gap: 8px; flex-wrap: wrap; }

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gray-900);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 13px;
  box-shadow: var(--shadow-md);
  z-index: 200;
  animation: slideUp 0.3s ease;
}
.toast.success { background: var(--green-500); }
.toast.error { background: var(--red-500); }
@keyframes slideUp { from { transform: translate(-50%, 20px); opacity: 0; } to { transform: translate(-50%, 0); opacity: 1; } }

/* ===== Form Row ===== */
.form-row {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: 13px;
}
.form-row:last-of-type { border-bottom: none; }
.form-row label {
  min-width: 140px;
  color: var(--gray-500);
  font-size: 12px;
  font-weight: 500;
}
.form-row span { color: var(--gray-900); font-family: ui-monospace, monospace; font-size: 12px; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .sidebar { width: 60px; padding: 16px 8px; }
  .sidebar .logo-text, .sidebar .menu-label, .sidebar .menu-item span:not(.icon) { display: none; }
  .menu-item { justify-content: center; padding: 10px; }
  .page-content { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .filter-label { width: 100%; }
}