/* Restaurant Scout — Phase 8.1 app shell styles
   Earthy-green farm-to-table aesthetic, mobile-first */

:root {
  --green-dark:   #2d5a3d;
  --green:        #4a7c59;
  --green-mid:    #5e9470;
  --green-light:  #e8f0eb;
  --green-sage:   #c4d9c9;
  --bg:           #faf9f6;
  --card-bg:      #ffffff;
  --text:         #1a2e22;
  --text-muted:   #5a7a64;
  --amber:        #8b6914;
  --amber-light:  #fdf3dc;
  --border:       #dde8e0;
  --radius:       14px;
  --shadow:       0 2px 12px rgba(45,90,61,.10);
}

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

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom);
}

/* ---- Nav bar ---- */
.app-nav {
  background: var(--green-dark);
  color: #fff;
  padding: 14px 20px;
  padding-top: calc(14px + env(safe-area-inset-top));
  display: flex;
  align-items: center;
  gap: 12px;
}
.app-nav .brand {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.3px;
  color: #fff;
  text-decoration: none;
  flex: 1;
}
.app-nav .brand span { font-weight: 300; opacity: .7; }

/* ---- Harve brand bar (Phase 8.7.4) ---- */
.brandbar {
  display: flex;
  justify-content: flex-start;
  align-items: flex-end;
  padding: calc(16px + env(safe-area-inset-top)) 16px 10px;
}
.harve-logo {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--green-dark);
  line-height: 1;
}
.harve-fork { width: 22px; height: 25px; margin-bottom: 1px; }
.harve-word {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1;
}
/* inline nav variant (loading / add pages, on the green nav) */
.brand-harve {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex: 1;
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.02em;
  text-decoration: none;
}
.brand-harve .fork-sm { width: 15px; height: 18px; }

.nav-back {
  color: #fff;
  text-decoration: none;
  font-size: 17px;
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: .9;
}

/* ---- Home: hero area ---- */
.hero {
  padding: 28px 20px 8px;
}
.hero-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 4px;
}
.hero-sub {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* ---- Form elements ---- */
.form-group {
  margin-bottom: 16px;
}
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 7px;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 16px;
  font-family: inherit;
  background: var(--card-bg);
  color: var(--text);
  outline: none;
  transition: border-color .15s;
  -webkit-appearance: none;
  appearance: none;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(74,124,89,.12);
}
.form-textarea { resize: vertical; min-height: 80px; }

/* ---- Buttons ---- */
.btn {
  display: block;
  width: 100%;
  padding: 16px;
  border: none;
  border-radius: var(--radius);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { opacity: .85; transform: scale(.98); }

.btn-primary   { background: var(--green);      color: #fff; }
.btn-secondary { background: var(--green-light); color: var(--green-dark); }
.btn-amber     { background: var(--amber);       color: #fff; }

.btn-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.btn-row .btn { flex: 1; }

/* ---- Cards (home: recent results) ---- */
.section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  padding: 0 20px;
  margin: 24px 0 12px;
}
.card-list {
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.result-card {
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-decoration: none;
  color: var(--text);
  display: block;
  box-shadow: var(--shadow);
}
.result-card:active { opacity: .8; }
.result-card .rc-city {
  font-size: 15px;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.result-card .rc-meta {
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- Form page layout ---- */
.page {
  padding: 20px 20px 100px;
}

/* ---- Occasion pills ---- */
.occasion-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.occasion-pills input[type="radio"] { display: none; }
.occasion-pills label {
  padding: 9px 16px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  background: var(--card-bg);
  color: var(--text-muted);
  transition: all .15s;
  -webkit-tap-highlight-color: transparent;
}
.occasion-pills input[type="radio"]:checked + label {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
  font-weight: 600;
}

/* ---- Toggle ---- */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.toggle-row .toggle-text { flex: 1; margin-right: 12px; }
.toggle-row .toggle-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.toggle-row .toggle-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}
.toggle {
  position: relative;
  width: 51px;
  height: 31px;
  flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: #ccc;
  border-radius: 31px;
  cursor: pointer;
  transition: .2s;
}
.toggle-slider::before {
  content: "";
  position: absolute;
  width: 23px;
  height: 23px;
  left: 4px;
  top: 4px;
  background: #fff;
  border-radius: 50%;
  transition: .2s;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.toggle input:checked + .toggle-slider { background: var(--green); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }

/* ---- Error notice ---- */
.notice-error {
  background: #fdecea;
  color: #c0392b;
  border: 1px solid #f5c6cb;
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  margin-bottom: 16px;
}
.notice-amber {
  background: var(--amber-light);
  color: var(--amber);
  border: 1px solid #e6d49e;
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  margin-bottom: 16px;
}

/* ---- Success / Added page ---- */
.success-icon {
  width: 64px;
  height: 64px;
  background: var(--green-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 20px;
}
.success-title {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 6px;
}
.success-sub {
  text-align: center;
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.gem-summary {
  background: var(--green-light);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 24px;
}
.gem-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 4px;
}
.gem-detail {
  font-size: 14px;
  color: var(--text-muted);
}

/* ---- Loading page ---- */
.loading-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100dvh - 60px);
  padding: 32px 24px;
  text-align: center;
}
.spinner {
  width: 52px;
  height: 52px;
  border: 4px solid var(--green-light);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin-bottom: 28px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 8px;
}
.loading-address {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 20px;
  max-width: 280px;
}
.loading-notice {
  background: var(--amber-light);
  color: var(--amber);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 14px;
  max-width: 320px;
  margin-bottom: 20px;
}
.loading-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
}
.loading-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-sage);
  animation: dot .8s infinite alternate;
}
.loading-dots span:nth-child(2) { animation-delay: .2s; }
.loading-dots span:nth-child(3) { animation-delay: .4s; }
@keyframes dot { to { background: var(--green); transform: scale(1.3); } }

/* ---- Divider ---- */
.divider {
  height: 1px;
  background: var(--border);
  margin: 20px 0;
}

/* ---- Hint text ---- */
.hint-text {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ---- Responsive: wider screens show centered container ---- */
@media (min-width: 480px) {
  .page, .hero { max-width: 480px; margin: 0 auto; }
  .card-list   { max-width: 480px; margin: 0 auto; }
  .section-title { max-width: 480px; margin: 24px auto 12px; }
  .loading-page  { max-width: 480px; margin: 0 auto; }
}

/* ---- Dark mode (Phase 8.4 Task F -- ratified) ----
   Variable override: the whole shell follows. Earthy-green dark palette;
   badge/notice semantics stay distinguishable. */
@media (prefers-color-scheme: dark) {
  :root {
    --green-dark:   #1c3a28;
    --green:        #4a7c59;
    --green-mid:    #5e9470;
    --green-light:  #223529;
    --green-sage:   #2e4636;
    --bg:           #131a15;
    --card-bg:      #1b241d;
    --text:         #dde7dc;
    --text-muted:   #8aa78f;
    --amber:        #d9b066;
    --amber-light:  #2a2415;
    --border:       #2c3b30;
    --shadow:       0 2px 12px rgba(0,0,0,.4);
  }
  .form-input, .form-textarea {
    background: var(--card-bg);
    color: var(--text);
  }
  .notice-error {
    background: #3a1f1c;
    color: #e8a59c;
    border-color: #5e342f;
  }
  /* Harve logo: lift to a soft sage so it reads on the dark background */
  .harve-logo { color: #9fd0a4; }
}