/* RunIntel — shared.css
   Design tokens: dark running-log aesthetic
   Ink black + paper white + cadence red + data green
*/

@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

:root {
  /* Palette */
  --ink:       #0c0f14;
  --ink-2:     #141820;
  --ink-3:     #1e2530;
  --border:    #2a3340;
  --muted:     #4a5568;
  --paper:     #f0ede8;
  --paper-2:   #d4d0ca;
  --red:       #e03d2f;
  --red-dim:   #7a1f18;
  --green:     #3dba6f;
  --green-dim: #1a4d30;
  --amber:     #e09b2f;
  --blue:      #3d8be0;

  /* Type */
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;

  /* Radii */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
}

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

html { font-size: 15px; }

body {
  font-family: var(--font-sans);
  background: var(--ink);
  color: var(--paper);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── App shell ─────────────────────────────────────────────────────────────── */
.app-shell {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────────────────────────────────── */
.sidebar {
  background: var(--ink-2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo .wordmark {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--paper);
}

.sidebar-logo .wordmark span { color: var(--red); }

.sidebar-logo .tagline {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--muted);
  margin-top: 3px;
  letter-spacing: 0.03em;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.nav-section-label {
  font-size: 0.65rem;
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 16px 20px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--paper-2);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 400;
  transition: background 0.12s, color 0.12s;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: var(--ink-3);
  color: var(--paper);
}

.nav-item.active {
  background: var(--ink-3);
  color: var(--paper);
  border-left-color: var(--red);
  font-weight: 500;
}

.nav-item .icon { font-size: 1rem; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
}

.sidebar-footer .user-email {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Main content ──────────────────────────────────────────────────────────── */
.main {
  overflow-y: auto;
  min-height: 100vh;
}

.page-header {
  padding: 28px 32px 0;
  border-bottom: 1px solid var(--border);
  padding-bottom: 20px;
  margin-bottom: 28px;
}

.page-title {
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--paper);
}

.page-subtitle {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

.page-body { padding: 0 32px 40px; }

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--ink-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 20px;
}

.card-title {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

/* ── KPI grid ──────────────────────────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--ink-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px 18px;
}

.kpi-label {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 1.7rem;
  font-weight: 600;
  letter-spacing: -0.5px;
  line-height: 1;
  color: var(--paper);
}

.kpi-value.red   { color: var(--red); }
.kpi-value.green { color: var(--green); }
.kpi-value.amber { color: var(--amber); }

.kpi-sub {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 4px;
}

/* ── Section grids ─────────────────────────────────────────────────────────── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.three-col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ── Chart bars (pure CSS) ─────────────────────────────────────────────────── */
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 120px;
  padding-top: 8px;
}

.bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  height: 100%;
  justify-content: flex-end;
}

.bar {
  width: 100%;
  background: var(--ink-3);
  border-radius: 3px 3px 0 0;
  transition: background 0.2s;
  min-height: 3px;
  position: relative;
}

.bar.current { background: var(--red); }
.bar.good    { background: var(--green); }

.bar-label {
  font-size: 0.6rem;
  font-family: var(--font-mono);
  color: var(--muted);
  white-space: nowrap;
}

.bar-value {
  font-size: 0.62rem;
  font-family: var(--font-mono);
  color: var(--paper-2);
}

/* ── ACWR pill ─────────────────────────────────────────────────────────────── */
.acwr-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
}
.acwr-pill.green  { background: var(--green-dim); color: var(--green); }
.acwr-pill.yellow { background: #4d3a10; color: var(--amber); }
.acwr-pill.red    { background: var(--red-dim); color: #ff6b6b; }
.acwr-pill.blue   { background: #1a2d4d; color: var(--blue); }
.acwr-pill.gray   { background: var(--ink-3); color: var(--muted); }

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--r-sm);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s, transform 0.1s;
  text-decoration: none;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { opacity: 0.88; }

.btn-ghost {
  background: transparent;
  color: var(--paper-2);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--ink-3); color: var(--paper); }

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-full { width: 100%; }

/* ── Form elements ─────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.form-input, .form-select {
  width: 100%;
  background: var(--ink-3);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  padding: 10px 14px;
  transition: border-color 0.15s;
  outline: none;
  appearance: none;
}

.form-input:focus, .form-select:focus {
  border-color: var(--red);
}

.form-input::placeholder { color: var(--muted); }

.form-hint {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 5px;
}

/* ── Alerts ────────────────────────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  margin-bottom: 16px;
}
.alert-error  { background: var(--red-dim); color: #ff9090; border: 1px solid #5a1a15; }
.alert-success{ background: var(--green-dim); color: #7de0a0; border: 1px solid #1a5a30; }
.alert-info   { background: #1a2d4d; color: #90b8e0; border: 1px solid #1a3a60; }

/* ── Tables ────────────────────────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--paper-2);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--ink-3); }

/* ── Loading ───────────────────────────────────────────────────────────────── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--red);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-state {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 32px 0;
}

/* ── Empty state ───────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--muted);
}
.empty-state .empty-icon { font-size: 2rem; margin-bottom: 12px; }
.empty-state .empty-title { font-size: 1rem; color: var(--paper-2); margin-bottom: 6px; }
.empty-state .empty-sub { font-size: 0.85rem; }

/* ── Mono data ─────────────────────────────────────────────────────────────── */
.mono { font-family: var(--font-mono); }
.text-red   { color: var(--red); }
.text-green { color: var(--green); }
.text-amber { color: var(--amber); }
.text-muted { color: var(--muted); }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .two-col, .three-col { grid-template-columns: 1fr; }
  .page-body { padding: 0 16px 80px; }
  .page-header { padding: 20px 16px 16px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Mobile nav & drawer ───────────────────────────────────────────────────── */
.mobile-nav { display: none; }
.mobile-drawer {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 280px;
  background: var(--ink-2);
  z-index: 400;
  transform: translateX(-100%);
  transition: transform 0.25s ease;
  display: flex; flex-direction: column;
  overflow-y: auto;
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 300;
}
.mobile-overlay.open { display: block; }

@media (max-width: 768px) {
  .page-body { padding: 0 16px 24px; }

  .mobile-nav {
    display: flex !important;
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 52px;
    background: var(--ink-2);
    border-bottom: 1px solid var(--border);
    z-index: 200;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
  }
  .main { padding-top: 52px; }
  .hamburger-btn {
    background: none; border: none;
    color: var(--paper-1); font-size: 1.4rem;
    cursor: pointer; padding: 4px 8px;
    line-height: 1;
  }
  .mobile-wordmark {
    font-size: 1rem; font-weight: 700;
    letter-spacing: -0.5px; color: var(--paper-1);
  }
  .mobile-wordmark span { color: var(--red); }

  /* Overlay */
  .mobile-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 300;
  }
  .mobile-overlay.open { display: block; }

  /* Drawer */
  .mobile-drawer {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 280px;
    background: var(--ink-2);
    z-index: 400;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    display: flex; flex-direction: column;
    overflow-y: auto;
  }
  .mobile-drawer.open { transform: translateX(0); }
  .mobile-overlay { display: none; }
  .mobile-overlay.open { display: block; }

  .drawer-header {
    display: flex; align-items: center;
    justify-content: space-between;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
  }
  .drawer-header .wordmark {
    font-size: 1.2rem; font-weight: 700;
    letter-spacing: -0.5px; color: var(--paper-1);
  }
  .drawer-header .wordmark span { color: var(--red); }
  .drawer-close {
    background: none; border: none;
    color: var(--muted); font-size: 1.1rem;
    cursor: pointer; padding: 4px;
  }
  .drawer-nav { flex: 1; padding: 12px 0; }
  .drawer-nav .nav-item {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 20px;
    color: var(--paper-2); text-decoration: none;
    font-size: 0.92rem;
    border-left: 3px solid transparent;
    transition: all 0.15s;
  }
  .drawer-nav .nav-item:hover { background: var(--ink-3); }
  .drawer-nav .nav-item.active {
    color: var(--red); border-left-color: var(--red);
    background: var(--ink-3);
  }
  .drawer-nav .nav-icon { font-size: 1.1rem; width: 24px; text-align: center; }
  .drawer-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
  }
  .drawer-footer .user-email {
    font-size: 0.78rem; color: var(--muted); margin-bottom: 10px;
  }
}



/* ── Mobile table fixes ─────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .data-table { font-size: 0.78rem; }
  .data-table th, .data-table td { padding: 8px 6px; white-space: nowrap; }
  .card { overflow-x: auto; }
  .page-header { padding-top: 68px; }
}

@media (max-width: 768px) {
  .preset-chips { gap: 6px; }
  .date-row { flex-wrap: wrap; gap: 8px; }
  .date-row .btn { width: 100%; }
}

@media (max-width: 768px) {
  .date-inputs { flex-wrap: wrap; }
  .date-inputs input { flex: 1; min-width: 130px; }
  .date-inputs .btn { width: 100%; }
}