@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ============================================================
   CSS Variables
   ============================================================ */
:root {
  --color-primary: #2196F3;
  --color-primary-light: rgba(33, 150, 243, 0.15);
  --color-primary-dark: #1565C0;
  --color-bg: #0f1117;
  --color-surface: #1a1d27;
  --color-text: #e8eaed;
  --color-text-secondary: #9aa0a6;
  --color-border: #2d3140;

  /* Status: planned */
  --color-planned: #f59e0b;
  --color-planned-bg: rgba(245, 158, 11, 0.12);

  /* Status: in_progress */
  --color-in-progress: #3b82f6;
  --color-in-progress-bg: rgba(59, 130, 246, 0.12);

  /* Status: done */
  --color-done: #10b981;
  --color-done-bg: rgba(16, 185, 129, 0.12);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5), 0 4px 8px rgba(0, 0, 0, 0.4);
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Login Page
   ============================================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--color-bg);
}

.login-container {
  width: 100%;
  max-width: 400px;
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.login-logo {
  height: 72px;
  display: block;
  margin-bottom: 24px;
}

.login-card h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.login-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
}

/* ============================================================
   Tabs
   ============================================================ */
.tabs {
  display: flex;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  margin-bottom: 24px;
}

.tab {
  flex: 1;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}

.tab:hover {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.05);
}

.tab.active {
  background: var(--color-surface);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

/* ============================================================
   Login Forms
   ============================================================ */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-form label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  display: block;
  margin-bottom: 6px;
}

.login-form input[type="email"],
.login-form input[type="password"],
.login-form input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-form input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.login-message {
  font-size: 13px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  display: none;
}

.login-message.error {
  display: block;
  color: #f87171;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.login-message.success {
  display: block;
  color: #34d399;
  background: var(--color-done-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-sans);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-bg);
  border-color: var(--color-text-secondary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* ============================================================
   Topbar
   ============================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.topbar-logo {
  height: 24px;
  display: block;
  flex-shrink: 0;
}

.topbar-title {
  flex: 1;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
}

.topbar-domain {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 400;
}

.topbar-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.progress-bar {
  width: 120px;
  height: 6px;
  background: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--color-done);
  border-radius: 999px;
  transition: width 0.4s ease;
}

/* ============================================================
   Status Badges
   ============================================================ */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-sans);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border: none;
  background: var(--color-border);
  color: var(--color-text-secondary);
  cursor: default;
}

.status-badge[data-status="planned"] {
  background: var(--color-planned-bg);
  color: var(--color-planned);
}

.status-badge[data-status="in_progress"] {
  background: var(--color-in-progress-bg);
  color: var(--color-in-progress);
}

.status-badge[data-status="done"] {
  background: var(--color-done-bg);
  color: var(--color-done);
}

.status-badge.editable {
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.status-badge.editable:hover {
  opacity: 0.8;
}

/* ============================================================
   Status Dropdown
   ============================================================ */
.status-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  z-index: 200;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 160px;
  overflow: hidden;
  display: none;
}

.status-dropdown.open {
  display: block;
}

.status-option {
  display: block;
  width: 100%;
  padding: 10px 14px;
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--color-text);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.1s ease;
}

.status-option:hover {
  background: var(--color-bg);
}

/* ============================================================
   Report Items
   ============================================================ */
.report-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 12px;
  background: var(--color-surface);
  transition: box-shadow 0.15s ease;
}

.report-item:hover {
  box-shadow: var(--shadow-md);
}

.item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.item-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
}

.comment-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.comment-toggle:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ============================================================
   Comments Panel
   ============================================================ */
.comments-panel {
  display: none;
  border-top: 1px solid var(--color-border);
  margin-top: 14px;
  padding-top: 14px;
}

.comments-panel.open {
  display: block;
}

.comment {
  display: flex;
  gap: 12px;
  padding: 10px 0;
}

.comment + .comment {
  border-top: 1px solid var(--color-border);
}

.comment-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.comment-body {
  flex: 1;
  min-width: 0;
}

.comment-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
  font-size: 12px;
  color: var(--color-text-secondary);
}

.comment-role {
  display: inline-block;
  padding: 2px 8px;
  font-size: 10px;
  font-weight: 600;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 999px;
}

.comment-text {
  font-size: 13px;
  color: var(--color-text);
  line-height: 1.6;
}

/* ============================================================
   Comment Input
   ============================================================ */
.comment-input-row {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  margin-top: 12px;
}

.comment-input {
  flex: 1;
  padding: 9px 13px;
  font-size: 13px;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  resize: none;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.comment-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* ============================================================
   Dashboard
   ============================================================ */
.dashboard-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 32px 24px;
}

.dashboard-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.dashboard-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
}

.dashboard-user {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* ============================================================
   Filter Tabs
   ============================================================ */
.filter-tabs {
  display: flex;
  width: fit-content;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  margin-bottom: 24px;
}

.filter-tabs .tab {
  flex: none;
}

/* ============================================================
   Report Cards
   ============================================================ */
.report-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.report-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  cursor: pointer;
  text-decoration: none;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.report-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.report-card-type {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.report-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  line-height: 1.4;
}

.report-card-domain {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 14px;
}

.report-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--color-text-secondary);
}

/* ============================================================
   General Comments
   ============================================================ */
.general-comments {
  margin-top: 32px;
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
}

.general-comments h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 20px;
}

/* ============================================================
   Admin Panel
   ============================================================ */
.admin-panel {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

.admin-panel h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
}

.admin-panel table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.admin-panel th {
  text-align: left;
  padding: 10px 12px;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-panel td {
  padding: 10px 12px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.admin-panel tr:hover td {
  background: var(--color-bg);
}

/* ============================================================
   Priority Badges
   ============================================================ */
.priority-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-right: 8px;
}

.priority-critical {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.priority-high {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.priority-normal {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
}

.priority-low {
  background: rgba(156, 163, 175, 0.15);
  color: #9ca3af;
}

/* ============================================================
   Library Description
   ============================================================ */
.desc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  margin-top: 8px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--color-primary);
  background: var(--color-primary-light);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.desc-toggle:hover {
  border-color: var(--color-primary);
}

.item-description {
  display: none;
  margin-top: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.item-description.open {
  display: block;
}

.item-desc-text {
  margin-bottom: 12px;
}

.item-action {
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text);
}

.item-action strong {
  color: var(--color-primary);
}

.item-spreadsheet {
  margin-top: 8px;
}

.item-spreadsheet a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-primary);
  text-decoration: none;
  padding: 4px 10px;
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
  transition: opacity 0.15s;
}

.item-spreadsheet a:hover {
  opacity: 0.8;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 640px) {
  .topbar {
    padding: 10px 16px;
    gap: 10px;
  }

  .topbar-progress {
    display: none;
  }

  .report-grid {
    grid-template-columns: 1fr;
  }

  .login-card {
    padding: 28px 20px;
  }

  .dashboard-container {
    padding: 20px 16px;
  }
}