:root {
  --bg: #f5efe4;
  --paper: #fffdf9;
  --ink: #25211d;
  --muted: #6d665f;
  --line: #e6ddd0;
  --accent: #d9472b;
  --accent-soft: #ffe5d9;
  --accent-strong: #922d1a;
  --green: #2f8f59;
  --green-soft: #e7f7ee;
  --amber: #d48b16;
  --amber-soft: #fff4da;
  --shadow: 0 20px 60px rgba(76, 51, 33, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Yu Gothic", "Hiragino Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(217, 71, 43, 0.18), transparent 28%),
    linear-gradient(180deg, #fcf7ef 0%, var(--bg) 100%);
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.hero-side {
  display: grid;
  gap: 12px;
  justify-items: end;
}

.hero-copy {
  max-width: 760px;
}

.brand-link {
  display: inline-block;
  color: inherit;
  text-decoration: none;
}

.brand-link:hover .eyebrow,
.brand-link:hover h1 {
  color: var(--accent-strong);
}

.eyebrow {
  margin: 0 0 12px;
  letter-spacing: 0.18em;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-strong);
}

h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.02;
}

.lead {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted);
}

.topnav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.topnav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 96px;
  padding: 12px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.topnav a:hover,
.footer-links a:hover,
.auth-link:hover {
  opacity: 0.92;
}

.auth-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.auth-user {
  display: grid;
  gap: 2px;
}

.auth-user strong {
  font-size: 14px;
}

.auth-user span,
.auth-note {
  font-size: 12px;
  color: var(--muted);
}

.auth-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
  padding: 10px 14px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #f16434 100%);
}

.panel {
  display: block;
}

.panel + .panel {
  margin-top: 20px;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 20px;
}

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

.auth-panel {
  padding: 24px;
  align-self: start;
}

.form-card,
.result-card,
.card {
  padding: 24px;
}

.section-head h2 {
  margin: 0;
  font-size: 28px;
}

.section-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.field {
  display: block;
  margin-top: 18px;
}

.field span {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}

textarea,
input[type="file"],
input[type="email"],
input[type="text"],
select {
  width: 100%;
}

textarea,
input[type="email"],
input[type="text"],
select {
  resize: vertical;
  min-height: 120px;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px 16px;
  font: inherit;
  background: #fff;
}

input[type="email"],
input[type="text"],
select {
  min-height: auto;
}

input[type="file"] {
  padding: 14px;
  border: 1px dashed #cfb7a1;
  border-radius: 18px;
  background: #fff8f3;
}

small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

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

.primary {
  width: 100%;
  margin-top: 22px;
  border: 0;
  border-radius: 18px;
  padding: 16px 18px;
  font: inherit;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #f16434 100%);
  cursor: pointer;
}

.primary:disabled {
  opacity: 0.6;
  cursor: wait;
}

.auth-login-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.secondary {
  width: 100%;
  margin-top: 10px;
  border: 1px solid #d8c4af;
  border-radius: 14px;
  padding: 11px 14px;
  font: inherit;
  font-weight: 700;
  color: var(--accent-strong);
  background: #fff7f0;
  cursor: pointer;
}

.secondary:disabled {
  opacity: 0.7;
  cursor: wait;
}

.secondary.link-button {
  display: inline-flex;
  justify-content: center;
  text-decoration: none;
}

.message {
  margin-top: 18px;
  border-radius: 18px;
  padding: 14px 16px;
  line-height: 1.6;
}

.message.error {
  background: #fff1ef;
  color: #7e2517;
  border: 1px solid #f0c4be;
}

.message.info {
  background: #f7f1e8;
  color: #5f554a;
  border: 1px solid #e6ddd0;
}

.check-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  line-height: 1.6;
}

.inline-form {
  margin-top: 12px;
}

.trap-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.placeholder {
  display: grid;
  place-items: center;
  min-height: 420px;
  border-radius: 22px;
  background: linear-gradient(180deg, #fff9f4 0%, #fff 100%);
  color: var(--muted);
  text-align: center;
}

.score-ring {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 18px;
  padding: 22px 24px;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--accent-soft), #fff7f0);
}

.score-ring strong {
  font-size: 52px;
  line-height: 1;
  color: var(--accent-strong);
}

.score-ring span {
  font-size: 18px;
  font-weight: 700;
}

.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  background: #f2ece5;
  color: #5f554a;
  font-size: 13px;
  font-weight: 700;
}

.tag.ok {
  background: var(--green-soft);
  color: var(--green);
}

.tag.warn {
  background: var(--amber-soft);
  color: var(--amber);
}

.stack {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.result-block {
  padding: 18px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--line);
}

.result-block.accent {
  background: linear-gradient(135deg, #fff6db, #fffdf5);
}

.result-block h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.result-block p,
.result-block li {
  line-height: 1.7;
}

.result-block p {
  margin: 0 0 10px;
}

.result-block p:last-child {
  margin-bottom: 0;
}

.result-block ul {
  margin: 0;
  padding-left: 18px;
}

.history-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.history-item {
  padding: 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, #fff 0%, #fffbf7 100%);
  border: 1px solid var(--line);
}

.history-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.history-top p {
  margin: 8px 0 0;
  color: var(--muted);
}

.mini-score {
  min-width: 92px;
  padding: 10px 14px;
  border-radius: 16px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  text-align: center;
  font-weight: 800;
}

.legal-strip .card {
  padding: 24px;
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.legal-stack {
  margin-top: 22px;
}

.danger-block {
  border-color: #f0c4be;
  background: #fff9f8;
}

.danger {
  color: #8b2a1c;
  border-color: #f0c4be;
  background: #fff1ef;
}

.site-footer {
  margin-top: 24px;
  padding: 22px 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.site-footer p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links a {
  color: var(--accent-strong);
  font-weight: 700;
  text-decoration: none;
}

@media (max-width: 900px) {
  .hero,
  .grid,
  .legal-grid,
  .upload-row,
  .history-top {
    grid-template-columns: 1fr;
    display: grid;
  }

  .topnav {
    margin-top: 8px;
  }

  .hero-side {
    justify-items: start;
  }

  .auth-chip {
    width: 100%;
    flex-wrap: wrap;
  }
}


/* ─── Support / FAQ ─────────────────────────── */
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 0.75rem 0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item summary {
  cursor: pointer;
  font-weight: bold;
  color: var(--ink);
  padding: 0.25rem 0;
  list-style: none;
}

.faq-item summary::before {
  content: "▶ ";
  font-size: 0.75em;
  color: var(--accent);
  transition: transform 0.2s;
}

.faq-item[open] summary::before {
  content: "▼ ";
}

.faq-item p {
  margin: 0.5rem 0 0.25rem 1.25rem;
  color: var(--muted);
  line-height: 1.7;
}

.support-note {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.support-agreement {
  margin: 1rem 0;
  padding: 0.75rem 1rem;
  background: var(--amber-soft);
  border-radius: 6px;
}

.support-agreement small {
  color: var(--muted);
}

.required-mark {
  color: var(--accent);
  font-style: normal;
}

.field small {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.url-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.url-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(120px, 0.8fr) auto;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.url-path {
  font-family: Consolas, "Courier New", monospace;
  font-weight: 700;
}

.url-label {
  color: var(--muted);
}

.url-state {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 76px;
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 700;
}

.url-state.is-visible {
  background: var(--green-soft);
  color: var(--green);
}

.url-state.is-hidden {
  background: #f2ece5;
  color: var(--muted);
}

@media (max-width: 720px) {
  .url-row {
    grid-template-columns: 1fr;
  }
}