/* ═══════════════════════════════════════════════════
   Unit 6 — Tools Hub
   ═══════════════════════════════════════════════════ */

:root {
  color-scheme: light;
  --bg: #fafaf8;
  --bg-elevated: #f4f4f0;
  --surface: #efefeb;
  --line: #e0e0da;
  --line-strong: #c8c8c0;
  --text: #111110;
  --text-muted: #444440;
  --text-soft: #888882;
  --accent: #222220;
  --accent-hover: #444440;
  --accent-light: rgba(34, 34, 32, 0.06);
  --negative: #c4503a;

  --font-body: "Manrope", sans-serif;
  --font-display: "Space Grotesk", sans-serif;
  --font-accent: "Fraunces", serif;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input {
  font-family: inherit;
  font-size: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}

/* ── Login ── */

#login-screen {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.login-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: var(--space-2xl) var(--space-xl);
  max-width: 380px;
  width: 100%;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.login-logo img {
  height: 32px;
  width: auto;
}

.login-title {
  font-family: var(--font-accent);
  font-weight: 400;
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: var(--space-lg);
  color: var(--text);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.login-input {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  font-size: 0.95rem;
  width: 100%;
}

.login-input:focus {
  outline: none;
  border-color: var(--text);
}

.login-btn {
  padding: 12px 18px;
  background: var(--text);
  color: #fff;
  border-radius: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  transition: opacity 0.15s;
}
.login-btn:hover:not(:disabled) {
  opacity: 0.9;
}
.login-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.login-error {
  font-size: 0.85rem;
  color: var(--negative);
  text-align: center;
  min-height: 1.2em;
}

/* ── App shell ── */

#app {
  padding: var(--space-2xl) var(--space-md);
  max-width: 1080px;
  margin: 0 auto;
}

header.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2xl);
  gap: var(--space-md);
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.brand img {
  height: 28px;
}
.brand-title {
  font-family: var(--font-accent);
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--text);
}

.signout {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
}
.signout:hover {
  background: var(--accent-light);
}

h1.page-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  margin-bottom: var(--space-sm);
}
.page-sub {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: var(--space-xl);
}

/* ── Cards ── */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.tool-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: var(--space-lg);
  transition:
    transform 0.15s var(--ease-out),
    border-color 0.15s,
    box-shadow 0.15s;
  min-height: 180px;
}
.tool-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.tool-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: var(--space-md);
  color: var(--text);
  background: var(--bg);
}
.tool-card-icon svg {
  width: 22px;
  height: 22px;
}

.tool-card-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 4px;
}

.tool-card-tagline {
  font-size: 0.86rem;
  color: var(--text-muted);
  flex: 1;
  margin-bottom: var(--space-md);
}

.tool-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: var(--space-sm);
}
.tool-card-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  background: var(--accent-light);
  border-radius: 999px;
  color: var(--text-muted);
}

.tool-card-open {
  align-self: flex-start;
  padding: 8px 14px;
  background: var(--text);
  color: #fff;
  border-radius: 6px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: opacity 0.15s;
}
.tool-card-open:hover {
  opacity: 0.9;
}

.empty-state {
  padding: var(--space-3xl);
  text-align: center;
  color: var(--text-muted);
}

/* ── CF Pages list view ── */

.brand-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.breadcrumb {
  display: inline-block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
  padding: 4px 0;
  transition: color 0.15s;
}
.breadcrumb:hover {
  color: var(--text);
}

/* Page head with stats */
.cf-page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.cf-stats {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.cf-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 8px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  min-width: 76px;
}
.cf-stat-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  line-height: 1.2;
}
.cf-stat-label {
  font-size: 0.7rem;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
  white-space: nowrap;
}
.cf-stat-bad .cf-stat-num {
  color: var(--negative);
}

/* Toolbar */
.cf-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.cf-search {
  position: relative;
  flex: 1;
  min-width: 240px;
}
.cf-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-soft);
  pointer-events: none;
}
.cf-filter {
  width: 100%;
  padding: 11px 14px 11px 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  font-size: 0.92rem;
  color: var(--text);
  transition:
    border-color 0.15s,
    box-shadow 0.15s;
}
.cf-filter::placeholder {
  color: var(--text-soft);
}
.cf-filter:focus {
  outline: none;
  border-color: var(--text);
  box-shadow: 0 0 0 3px rgba(34, 34, 32, 0.06);
}

.cf-toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.cf-count {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.cf-refresh {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    color 0.15s,
    border-color 0.15s,
    transform 0.4s;
}
.cf-refresh svg {
  width: 16px;
  height: 16px;
}
.cf-refresh:hover {
  color: var(--text);
  border-color: var(--line-strong);
}
.cf-refresh.spinning svg {
  animation: cf-spin 0.7s linear infinite;
}

/* Table */
.cf-table-wrap {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}
.cf-table-scroll {
  overflow-x: auto;
}

.cf-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.cf-table th,
.cf-table td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.cf-table th {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-soft);
  background: var(--bg-elevated);
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}
.cf-table tbody tr {
  transition: background 0.1s;
}
.cf-table tbody tr:last-child td {
  border-bottom: none;
}
.cf-table tbody tr:hover {
  background: var(--accent-light);
}

/* Project col */
.cf-name {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text);
  font-size: 0.95rem;
}
.cf-name-sub {
  font-size: 0.74rem;
  color: var(--text-soft);
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

/* URL col — make link obvious + big click target */
.cf-url {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 7px;
  background: var(--accent-light);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition:
    background 0.12s,
    border-color 0.12s,
    color 0.12s;
  max-width: 100%;
  overflow: hidden;
}
.cf-url span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 280px;
}
.cf-url svg {
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.12s;
}
.cf-url:hover {
  background: #fff;
  border-color: var(--text);
  color: var(--text);
}
.cf-url:hover svg {
  opacity: 1;
}

.cf-muted {
  color: var(--text-muted);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.cf-tag {
  display: inline-block;
  font-size: 0.66rem;
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 6px;
  background: var(--accent-light);
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  vertical-align: middle;
}
.cf-tag-custom {
  background: rgba(34, 34, 32, 0.1);
  color: var(--text);
}

.cf-status {
  display: inline-block;
  font-size: 0.72rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--text-muted);
  text-transform: lowercase;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.cf-status-success {
  background: rgba(40, 130, 80, 0.1);
  color: #1f6a40;
}
.cf-status-failure,
.cf-status-failed {
  background: rgba(196, 80, 58, 0.12);
  color: var(--negative);
}
.cf-status-active,
.cf-status-building,
.cf-status-deploying {
  background: rgba(60, 110, 200, 0.12);
  color: #2a5fb0;
}

/* States */
.cf-state {
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.92rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}
.cf-state-error {
  color: var(--negative);
}
.cf-spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--line);
  border-top-color: var(--text);
  border-radius: 50%;
  animation: cf-spin 0.7s linear infinite;
}
@keyframes cf-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 700px) {
  .cf-page-head {
    align-items: flex-start;
  }
  .cf-stats {
    width: 100%;
  }
  .cf-stat {
    flex: 1;
    min-width: 0;
    padding: 8px 10px;
  }
  .cf-table th,
  .cf-table td {
    padding: 10px 12px;
    font-size: 0.84rem;
  }
  .cf-url span {
    max-width: 160px;
  }
  .cf-name-sub {
    display: none;
  }
}

/* ── Footer ── */

footer.app-footer {
  margin-top: var(--space-3xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--text-soft);
  text-align: center;
}

@media (max-width: 600px) {
  #app {
    padding: var(--space-xl) var(--space-md);
  }
  h1.page-title {
    font-size: 1.3rem;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
}