:root {
  --ink: #1c1915;
  --muted: #6b6258;
  --paper: #f3eee4;
  --paper-deep: #e7dfd0;
  --card: #fffdf8;
  --leaf: #2f5d3f;
  --leaf-dark: #1f3f2b;
  --gold: #b0892e;
  --warn: #8a3b1d;
  --warn-bg: #f8e6dc;
  --line: rgba(31, 63, 43, 0.12);
  --shadow: 0 18px 50px rgba(31, 41, 28, 0.12);
  --radius: 22px;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --serif: "Noto Serif TC", "Songti TC", serif;
}

html {
  font-size: 16px;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  background: var(--paper);
  position: relative;
}

.app-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(176, 137, 46, 0.16), transparent 55%),
    radial-gradient(900px 420px at 100% 0%, rgba(47, 93, 63, 0.14), transparent 50%),
    linear-gradient(180deg, #f7f2e8 0%, #efe7d8 100%);
}

.site-header {
  padding: calc(18px + env(safe-area-inset-top)) 20px 8px;
}

.site-header__inner {
  max-width: 440px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand__mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--leaf-dark);
  color: #f6efdf;
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand__name {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
}

.brand__tag {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-main {
  padding: 8px 20px 32px;
}

.site-main__inner {
  max-width: 440px;
  margin: 0 auto;
}

.site-footer {
  padding: 8px 20px calc(24px + env(safe-area-inset-bottom));
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px 26px;
  box-shadow: var(--shadow);
}

.panel--hero,
.panel--success {
  text-align: center;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.lead-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.hero-note,
.notice,
.hint-text {
  margin-top: 22px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.hero-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  text-align: left;
  background: rgba(47, 93, 63, 0.07);
  border-radius: 14px;
  padding: 14px 16px;
}

.hero-note__dot {
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--leaf);
  flex: none;
}

.notice {
  padding: 12px 14px;
  border-radius: 14px;
  margin-bottom: 8px;
}

.notice--warn {
  background: var(--warn-bg);
  color: var(--warn);
}

.profile-form {
  margin-top: 22px;
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-weight: 500;
  font-size: 0.92rem;
}

.field__input,
.field input[type="text"],
.field input[type="email"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 12px 14px;
  font-size: 1rem;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field__input:focus,
.field input:focus {
  border-color: var(--leaf);
  box-shadow: 0 0 0 4px rgba(47, 93, 63, 0.12);
}

.field__error,
.field-validation-error {
  color: var(--warn);
  font-size: 0.82rem;
}

.input-validation-error {
  border-color: var(--warn) !important;
}

.btn-submit {
  margin-top: 6px;
  width: 100%;
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  background: linear-gradient(180deg, var(--leaf) 0%, var(--leaf-dark) 100%);
  color: #f7f2e8;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: 0 10px 24px rgba(31, 63, 43, 0.22);
}

.btn-submit:hover,
.btn-submit:focus-visible {
  filter: brightness(1.05);
}

.success-mark {
  color: var(--leaf);
  margin: 0 auto 12px;
}

.summary-list {
  margin: 22px 0 0;
  padding: 16px 18px;
  background: rgba(47, 93, 63, 0.06);
  border-radius: 16px;
  text-align: left;
}

.summary-list > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
}

.summary-list > div + div {
  border-top: 1px solid var(--line);
}

.summary-list dt {
  color: var(--muted);
  font-weight: 500;
}

.summary-list dd {
  margin: 0;
  font-weight: 700;
}

.hint-text {
  margin-bottom: 0;
}

.meta-id {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.85rem;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.1rem #fff, 0 0 0 0.25rem rgba(47, 93, 63, 0.35);
}