:root {
  --bg: #fbf5ea;
  --card: rgba(255, 252, 246, 0.88);
  --card-border: rgba(49, 70, 57, 0.12);
  --text: #1f2d27;
  --muted: #51645a;
  --primary: #155e63;
  --primary-strong: #0f4549;
  --secondary: #d65d31;
  --success: #1f7a57;
  --warning: #9f3a18;
  --shadow: 0 20px 60px rgba(28, 46, 38, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(214, 93, 49, 0.22), transparent 28%),
    radial-gradient(circle at left center, rgba(21, 94, 99, 0.14), transparent 32%),
    linear-gradient(180deg, #fff8f0 0%, var(--bg) 58%, #f8efe3 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(21, 94, 99, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 94, 99, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  opacity: 0.8;
}

button,
input,
select,
a {
  font: inherit;
}

.page-shell {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.gate {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 25, 21, 0.55);
  backdrop-filter: blur(16px);
}

.gate-card {
  width: min(100%, 420px);
  padding: 24px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(244, 199, 138, 0.82), transparent 38%),
    linear-gradient(145deg, rgba(255, 252, 246, 0.95), rgba(255, 248, 239, 0.92));
  border: 1px solid rgba(49, 70, 57, 0.12);
  box-shadow: var(--shadow);
}

.gate-copy,
.gate-message,
.hero__detail,
.form-note,
.status,
.window-meta,
.subgroup-meta,
.error-item,
.field span,
.person-row input::placeholder,
.field-note,
.auth-meta {
  color: var(--muted);
}

.gate-form,
.planner-form,
.people-list,
.result-stack,
.errors-list,
.auth-shell {
  display: grid;
  gap: 14px;
}

.gate-message {
  min-height: 1.25rem;
  margin: 0;
  font-size: 0.94rem;
}

.hero {
  display: grid;
  gap: 18px;
  margin-bottom: 20px;
}

.hero__copy,
.hero__panel,
.card {
  padding: 24px;
  backdrop-filter: blur(16px);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero__panel {
  display: grid;
  gap: 14px;
  background:
    radial-gradient(circle at top right, rgba(244, 199, 138, 0.78), transparent 36%),
    linear-gradient(135deg, rgba(21, 94, 99, 0.08), rgba(214, 93, 49, 0.08)),
    var(--card);
}

.eyebrow,
.section-kicker,
.hero__pill,
.timezone-label {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Fraunces", serif;
  line-height: 0.98;
}

h1 {
  margin-top: 12px;
  font-size: clamp(2.8rem, 8vw, 5.4rem);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
}

h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.layout {
  display: grid;
  gap: 20px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.person-row {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(49, 70, 57, 0.08);
}

.field {
  display: grid;
  gap: 6px;
  font-size: 0.95rem;
}

.field input,
.field select {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(31, 45, 39, 0.14);
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
}

.field input:focus,
.field select:focus {
  outline: 2px solid rgba(21, 94, 99, 0.2);
  border-color: rgba(21, 94, 99, 0.4);
}

.settings-grid,
.summary-grid,
.results-grid {
  display: grid;
  gap: 14px;
}

.field-note {
  margin: 0;
  font-size: 0.92rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.button,
.icon-button,
.chip {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    color 180ms ease;
}

.button:hover,
.icon-button:hover,
.chip:hover {
  transform: translateY(-1px);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  font-weight: 700;
  text-decoration: none;
}

.button--primary {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
}

.button--secondary {
  color: var(--primary-strong);
  background: rgba(21, 94, 99, 0.12);
}

.button--ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.7);
}

.icon-button {
  width: 44px;
  height: 44px;
  align-self: end;
  background: rgba(214, 93, 49, 0.12);
  color: var(--warning);
  font-size: 1.5rem;
}

.auth-card,
.summary-card,
.window-card,
.subgroup-card,
.error-item {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(49, 70, 57, 0.1);
}

.inline-link {
  color: var(--primary-strong);
  font-weight: 700;
}

.selection-panel {
  display: grid;
  gap: 16px;
  margin-bottom: 18px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  padding: 10px 14px;
  background: rgba(21, 94, 99, 0.08);
  color: var(--primary-strong);
}

.chip.is-active {
  background: linear-gradient(135deg, var(--secondary), #f08f62);
  color: white;
}

.summary-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.summary-card strong,
.window-title,
.subgroup-title {
  display: block;
  margin-bottom: 4px;
  font-size: 1.1rem;
}

.results-column {
  min-width: 0;
}

.window-card {
  position: relative;
  overflow: hidden;
}

.window-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--secondary), var(--primary));
}

.window-card,
.subgroup-card {
  padding-left: 20px;
}

.subgroup-card button {
  margin-top: 10px;
}

.status {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(244, 199, 138, 0.25);
  border: 1px dashed rgba(49, 70, 57, 0.18);
  margin-bottom: 18px;
}

.status.is-loading {
  background: rgba(21, 94, 99, 0.1);
}

.status.is-success {
  background: rgba(31, 122, 87, 0.12);
  color: var(--success);
}

.status.is-error {
  background: rgba(214, 93, 49, 0.12);
  color: var(--warning);
}

.hidden {
  display: none !important;
}

@media (min-width: 720px) {
  .page-shell {
    padding: 32px 24px 56px;
  }

  .hero {
    grid-template-columns: 2fr 1fr;
    align-items: stretch;
  }

  .layout {
    grid-template-columns: minmax(340px, 420px) 1fr;
  }

  .person-row {
    grid-template-columns: minmax(120px, 180px) minmax(220px, 1fr) auto;
    align-items: end;
  }

  .settings-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}