/* PacePup — Dog Walk Interval Training Planner */
:root {
  --clr-bg: #FDF8F0;
  --clr-surface: #FFFFFF;
  --clr-surface-alt: #F5E6C8;
  --clr-primary: #2A7C6F;
  --clr-primary-dark: #1B5E54;
  --clr-primary-light: #E8F4F1;
  --clr-accent: #D4832A;
  --clr-accent-light: #FFF3E0;
  --clr-text: #2C2C2C;
  --clr-text-muted: #6B6B6B;
  --clr-text-light: #9A9A9A;
  --clr-border: #DDD5C3;
  --clr-error: #C0392B;
  --clr-success: #27AE60;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --max-width: 1160px;
  --transition: 0.2s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--clr-primary); text-decoration: none; }
a:hover, a:focus-visible { color: var(--clr-primary-dark); text-decoration: underline; }

img, svg { display: block; max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 20px;
  background: var(--clr-primary);
  color: #fff;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
}
.skip-link:focus { top: 10px; color: #fff; text-decoration: none; }

/* Header */
.site-header {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--clr-text);
}
.logo:hover, .logo:focus-visible { text-decoration: none; color: var(--clr-text); }

.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--clr-primary-dark);
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
}

.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a[aria-current="page"] {
  color: var(--clr-primary);
  border-bottom-color: var(--clr-primary);
  text-decoration: none;
}

/* Main layout */
main {
  flex: 1;
  padding: 40px 0 60px;
}

.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 900px) {
  .main-grid {
    grid-template-columns: 1fr;
  }
}

/* Sections */
section {
  margin-bottom: 48px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.section-subtitle {
  color: var(--clr-text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* Profile form */
.profile-section {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--clr-border);
}

.profile-form { display: flex; flex-direction: column; gap: 16px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 520px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

input[type="text"],
input[type="number"],
select,
textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 10px 14px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  background: var(--clr-bg);
  color: var(--clr-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(42, 124, 111, 0.15);
}

select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6B6B' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

textarea { resize: vertical; }

.preset-fieldset {
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.preset-fieldset legend {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  padding: 0 6px;
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.preset-btn {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 14px;
  border: 1.5px solid var(--clr-primary);
  border-radius: 20px;
  background: var(--clr-primary-light);
  color: var(--clr-primary-dark);
  cursor: pointer;
  transition: all var(--transition);
}

.preset-btn:hover, .preset-btn:focus-visible {
  background: var(--clr-primary);
  color: #fff;
}

.form-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.btn {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-primary {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--clr-primary-dark);
  border-color: var(--clr-primary-dark);
  color: #fff;
  text-decoration: none;
}

.btn-secondary {
  background: var(--clr-surface-alt);
  color: var(--clr-text);
  border-color: var(--clr-border);
}
.btn-secondary:hover, .btn-secondary:focus-visible {
  background: var(--clr-border);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--clr-text-muted);
  border-color: transparent;
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  color: var(--clr-text);
  background: var(--clr-primary-light);
  text-decoration: none;
}

.btn-sm { font-size: 0.85rem; padding: 7px 14px; }

.form-error {
  background: #FDECEA;
  color: var(--clr-error);
  border: 1.5px solid #F5C6C0;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Plan section */
.plan-section {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--clr-border);
  position: sticky;
  top: 80px;
}

@media (max-width: 900px) {
  .plan-section { position: static; }
}

.plan-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--clr-text-muted);
}

.plan-empty svg { margin: 0 auto 16px; }

.plan-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.plan-dog-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-primary-dark);
  display: block;
}

.plan-summary {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
}

.plan-actions { display: flex; gap: 8px; }

/* Week tabs */
.week-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--clr-border);
}

.week-tab {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 18px;
  border: none;
  background: transparent;
  color: var(--clr-text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.week-tab:hover { color: var(--clr-primary); background: var(--clr-primary-light); }
.week-tab.active {
  color: var(--clr-primary-dark);
  border-bottom-color: var(--clr-primary);
  background: var(--clr-primary-light);
}

.week-panel { display: none; }
.week-panel.active { display: block; }

/* Walk cards */
.walk-day {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.walk-day-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--clr-primary-light);
  cursor: pointer;
  user-select: none;
}

.walk-day-header h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--clr-primary-dark);
}

.walk-day-header .day-total {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  font-weight: 500;
}

.walk-day-body {
  padding: 16px;
  display: none;
}

.walk-day-body.open { display: block; }

.walk-segment {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--clr-border);
}

.walk-segment:last-child { border-bottom: none; }

.segment-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 4px;
}

.segment-dot.warm { background: var(--clr-accent); }
.segment-dot.brisk { background: var(--clr-primary); }
.segment-dot.moderate { background: #7FB069; }
.segment-dot.rest { background: var(--clr-text-light); }
.segment-dot.cool { background: #5B9BD5; }

.segment-info { flex: 1; }

.segment-type {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--clr-text-muted);
}

.segment-duration {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text);
}

.segment-cue {
  font-size: 0.82rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
}

.walk-day-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border);
}

.log-walk-btn {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1.5px solid var(--clr-success);
  background: transparent;
  color: var(--clr-success);
  cursor: pointer;
  transition: all var(--transition);
}

.log-walk-btn:hover, .log-walk-btn:focus-visible {
  background: var(--clr-success);
  color: #fff;
}

.log-walk-btn.logged {
  background: var(--clr-success);
  color: #fff;
  border-color: var(--clr-success);
}

.log-walk-btn.logged::after {
  content: " ✓";
}

.plan-footer-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--clr-border);
  flex-wrap: wrap;
  gap: 10px;
}

.week-label {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  font-weight: 500;
}

/* Content sections */
.content-section {
  grid-column: 1 / -1;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.content-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.content-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: 8px;
}

.content-card p {
  font-size: 0.93rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}

/* Mistakes */
.mistakes-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.mistake-item {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-left: 4px solid var(--clr-accent);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.mistake-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-accent);
  margin-bottom: 8px;
}

.mistake-item p {
  font-size: 0.93rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}

/* Scenario */
.scenario-box {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  margin-top: 20px;
}

.scenario-box p {
  font-size: 0.93rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: 12px;
}

.scenario-box p:last-child { margin-bottom: 0; }

/* FAQ */
.faq-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}

.faq-item dt {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--clr-text);
}

.faq-item dd {
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}

/* Footer */
.site-footer {
  background: var(--clr-primary-dark);
  color: rgba(255,255,255,0.8);
  padding: 32px 0;
  margin-top: auto;
  font-size: 0.88rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  text-align: center;
}

.footer-brand { font-weight: 700; color: #fff; font-size: 1rem; }
.footer-meta a { color: rgba(255,255,255,0.7); text-decoration: underline; }
.footer-meta a:hover { color: #fff; }

.footer-nav {
  display: flex;
  gap: 20px;
  margin-top: 4px;
}

.footer-nav a {
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}
.footer-nav a:hover { color: #fff; text-decoration: underline; }

/* Print styles */
@media print {
  .site-header, .site-footer, .profile-section, .plan-actions, .plan-footer-actions, .week-tabs, .log-walk-btn, .skip-link {
    display: none !important;
  }
  body { background: #fff; color: #000; }
  .plan-section { box-shadow: none; border: none; padding: 0; position: static; }
  .walk-day-body { display: block !important; }
  .walk-day { break-inside: avoid; }
  main { padding: 0; }
  .container { max-width: 100%; padding: 0; }
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--clr-primary-dark);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Focus visible */
*:focus-visible {
  outline: 2px solid var(--clr-primary);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}