:root {
  --primary: #2f4a3c;
  --primary-dark: #203228;
  --accent: #c4a35a;
  --bg: #eef2ee;
  --surface: #ffffff;
  --text: #1c1f1c;
  --muted: #5c655c;
  --border: #d9e0d8;
  --danger: #a1433a;
  --danger-bg: #f7e8e6;
  --ok: #3e7a4c;
  --ok-bg: #e4efe6;
  --radius: 14px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(196, 163, 90, 0.22), transparent 55%),
    radial-gradient(ellipse 70% 45% at 100% 0%, rgba(47, 74, 60, 0.12), transparent 50%),
    var(--bg);
  line-height: 1.55;
  min-height: 100vh;
}

a {
  color: var(--primary);
}

a:hover {
  color: var(--primary-dark);
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
  font-weight: 600;
  color: var(--muted);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--primary);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 10px 30px rgba(32, 50, 40, 0.06);
}

h1 {
  margin: 0 0 8px;
  font-size: 1.75rem;
  line-height: 1.2;
  color: var(--primary-dark);
}

.lead {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 1.02rem;
}

h2 {
  margin: 28px 0 10px;
  font-size: 1.15rem;
  color: var(--primary);
}

p,
li {
  color: var(--text);
}

ul {
  padding-left: 1.2rem;
}

.meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 20px;
}

.footer {
  margin-top: 28px;
  font-size: 0.85rem;
  color: var(--muted);
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin: 14px 0 6px;
}

input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font: inherit;
  background: #fafcfb;
}

input:focus {
  outline: 2px solid rgba(47, 74, 60, 0.35);
  border-color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
  padding: 12px 18px;
  border: none;
  border-radius: 10px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover:not(:disabled) {
  background: #86362f;
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.oauth-row {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  margin-bottom: 4px;
}

.oauth-btn-wrap {
  display: flex;
  justify-content: center;
  min-height: 44px;
}

.oauth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0 8px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.oauth-divider::before,
.oauth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.btn-apple {
  background: #000;
  color: #fff;
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  align-self: center;
}

.btn-apple:hover:not(:disabled) {
  background: #222;
}

.auth-method {
  display: block;
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}

.alert {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 0.95rem;
}

.alert-error {
  background: var(--danger-bg);
  color: var(--danger);
}

.alert-ok {
  background: var(--ok-bg);
  color: var(--ok);
}

.alert-info {
  background: #eef2ee;
  color: var(--muted);
  border: 1px solid var(--border);
}

.user-box {
  margin-top: 8px;
  padding: 14px 16px;
  border-radius: 10px;
  background: #f4f7f4;
  border: 1px solid var(--border);
}

.user-box strong {
  display: block;
  margin-bottom: 4px;
}

.hidden {
  display: none !important;
}

.warn-list {
  margin: 12px 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.home-hero {
  margin-bottom: 20px;
}

.home-section {
  margin-bottom: 20px;
}

.home-section h2 {
  margin-top: 0;
}

.feature-list,
.steps-list {
  margin: 0;
  padding-left: 1.2rem;
}

.feature-list li + li,
.steps-list li + li {
  margin-top: 8px;
}

.page-grid {
  display: grid;
  gap: 12px;
}

.page-link {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  background: #fafcfb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.page-link:hover {
  border-color: rgba(47, 74, 60, 0.35);
  box-shadow: 0 4px 14px rgba(32, 50, 40, 0.06);
}

.page-link strong {
  display: block;
  margin-bottom: 4px;
  color: var(--primary-dark);
}

.page-link span {
  display: block;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.45;
}

.home-footer {
  text-align: center;
}

.support-contact {
  margin-bottom: 8px;
}

.faq-section {
  margin-top: 8px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fafcfb;
  margin-top: 10px;
  overflow: hidden;
}

.faq-item[open] {
  background: var(--surface);
}

.faq-item summary {
  padding: 14px 16px;
  font-weight: 700;
  color: var(--primary-dark);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 36px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--accent);
  font-weight: 700;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin: 0;
  padding: 0 16px 14px;
  color: var(--muted);
  font-size: 0.96rem;
}

@media (max-width: 520px) {
  .card {
    padding: 22px 16px;
  }

  h1 {
    font-size: 1.45rem;
  }

  .nav-links {
    font-size: 0.88rem;
    gap: 10px;
  }
}