:root {
  --paper: #FBFAF6;
  --ink: #1E2A44;
  --ink-deep: #141D31;
  --yamabuki: #F5B517;
  --yamabuki-deep: #D99A00;
  --yamabuki-text: #8F6400;
  --line: #E5E1D8;
  --white: #FFFFFF;
  --preview-warm: #C96F3B;
  --preview-calm: #3E4E3A;
  --preview-fresh: #2E6E8E;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 500;
  line-height: 1.65;
}

a { color: inherit; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid var(--yamabuki-deep);
  outline-offset: 3px;
}

.page-wrap {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.app-header {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

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

.brand-mark,
.eyebrow,
.panel-kicker,
.browser-address,
.time-label,
.live-label,
.app-footer {
  font-family: "IBM Plex Mono", monospace;
}

.brand-mark {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .08em;
}

.brand-name {
  font-size: 12px;
  font-weight: 700;
}

.header-points {
  display: flex;
  gap: 8px;
}

.header-points span {
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  font-size: 10px;
  font-weight: 700;
}

.app-main {
  padding-block: 42px 38px;
}

.app-intro {
  max-width: 900px;
  margin-bottom: 28px;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 10px;
  color: var(--yamabuki-text);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .11em;
}

.app-intro h1 {
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(34px, 4.5vw, 52px);
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: 1.2;
}

.app-intro h1 span {
  text-decoration: underline;
  text-decoration-color: var(--yamabuki);
  text-decoration-skip-ink: none;
  text-decoration-thickness: 10px;
  text-underline-offset: -1px;
}

.intro-lead {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
}

.app-workspace {
  display: grid;
  grid-template-columns: minmax(340px, .78fr) minmax(480px, 1.22fr);
  align-items: start;
  gap: 20px;
}

.input-panel,
.preview-panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  box-shadow: 0 2px 0 var(--line);
}

.input-panel {
  padding: 24px;
}

.preview-panel {
  position: sticky;
  top: 14px;
  padding: 24px;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.panel-heading h2 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -.025em;
}

.panel-kicker { margin-bottom: 4px; }

.time-label,
.live-label {
  flex: 0 0 auto;
  font-size: 9px;
}

.time-label {
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--yamabuki);
  color: var(--ink-deep);
  font-weight: 500;
}

.live-label {
  display: flex;
  align-items: center;
  gap: 6px;
}

.live-label i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3E4E3A;
  box-shadow: 0 0 0 3px #E9F0E8;
}

.quick-form { min-width: 0; }

.form-group,
.optional-field {
  margin: 0 0 19px;
  padding: 0;
  border: 0;
}

.form-group legend,
.optional-field > label,
.optional-field > .field-label,
.optional-field > legend {
  display: block;
  width: 100%;
  margin-bottom: 8px;
  color: var(--ink-deep);
  font-size: 13px;
  font-weight: 900;
}

.form-group legend span {
  display: inline-grid;
  width: 22px;
  height: 22px;
  place-items: center;
  margin-right: 7px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--yamabuki-text);
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px;
}

.optional-field small {
  margin-left: 5px;
  color: var(--ink);
  font-size: 10px;
  font-weight: 500;
  opacity: .65;
}

input[type="text"],
input[type="tel"],
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
  padding: 11px 12px;
  font-size: 13px;
}

input[type="text"],
input[type="tel"] {
  min-height: 44px;
}

textarea {
  min-height: 78px;
  resize: vertical;
  line-height: 1.6;
}

input::placeholder,
textarea::placeholder {
  color: var(--ink);
  opacity: .55;
}

input[type="text"]:focus,
input[type="tel"]:focus,
textarea:focus {
  border-color: var(--ink);
  outline: 3px solid var(--yamabuki);
  outline-offset: 1px;
  background: var(--white);
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.choice {
  position: relative;
  cursor: pointer;
}

.choice input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.choice span {
  display: block;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--paper);
  font-size: 11px;
}

.choice input:checked + span {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--white);
}

.choice input:focus-visible + span {
  outline: 3px solid var(--yamabuki-deep);
  outline-offset: 2px;
}

.extra-options {
  margin: 4px 0 20px;
  border-block: 1px solid var(--line);
}

.extra-options summary {
  padding: 12px 0;
  color: var(--ink);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.extra-options summary:focus-visible {
  outline-offset: 2px;
}

.extra-options-body {
  padding: 6px 0 3px;
}

.mood-field { border: 0; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  border: 1px solid var(--yamabuki);
  border-radius: 6px;
  background: var(--yamabuki);
  color: var(--ink-deep);
  font-weight: 900;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s ease, transform .2s ease;
}

.button:hover {
  border-color: var(--yamabuki-deep);
  background: var(--yamabuki-deep);
  transform: translateY(-1px);
}

.button:disabled {
  opacity: .65;
  cursor: wait;
  transform: none;
}

.primary-action {
  width: 100%;
  min-height: 54px;
  padding: 12px 18px;
  font-size: 14px;
}

.secondary-action {
  min-height: 38px;
  padding: 8px 12px;
  border-color: var(--ink);
  background: var(--white);
  color: var(--ink);
  font-size: 11px;
}

.secondary-action:hover {
  border-color: var(--ink);
  background: var(--line);
}

.privacy-note {
  margin: 9px 0 0;
  font-size: 9px;
  text-align: center;
  opacity: .7;
}

.manual-contact-link {
  display: block;
  margin-top: 16px;
  font-size: 10px;
  text-align: center;
  text-underline-offset: 3px;
}

.mini-browser {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.browser-topbar {
  height: 34px;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.window-dot {
  width: 7px;
  height: 7px;
  border: 1px solid var(--ink);
  border-radius: 50%;
}

.browser-address {
  flex: 1;
  margin-left: 7px;
  overflow: hidden;
  font-size: 9px;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-browser { --preview-accent: var(--preview-warm); }

.sample-site {
  min-height: 435px;
  padding: 24px clamp(22px, 4vw, 36px) 0;
  color: var(--preview-accent);
}

.sample-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.sample-shop-name {
  color: var(--ink-deep);
  font-size: 14px;
  font-weight: 900;
}

.sample-menu {
  display: grid;
  gap: 3px;
  width: 19px;
}

.sample-menu i {
  display: block;
  height: 2px;
  background: var(--ink);
}

.sample-hero {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 18px;
  align-items: end;
  padding-block: 24px 20px;
}

.sample-hero-copy {
  display: grid;
  gap: 5px;
}

.sample-kicker,
.sample-block-label {
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px;
}

.sample-hero h3 {
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(20px, 2.6vw, 29px);
  font-weight: 900;
  letter-spacing: -.04em;
  line-height: 1.3;
  text-wrap: balance;
}

.sample-photo {
  min-height: 135px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.sample-photo::before {
  content: "";
  display: block;
  width: 100%;
  min-height: 134px;
  background: var(--line);
  clip-path: polygon(0 100%, 32% 47%, 47% 67%, 69% 27%, 100% 100%);
}

.sample-photo.has-photo {
  border-color: var(--ink-deep);
}

.sample-photo.has-photo::before {
  display: none;
}

.sample-description {
  margin: 0 0 18px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 11px;
  line-height: 1.75;
}

.sample-type-block {
  display: grid;
  gap: 3px;
  min-height: 80px;
  margin-bottom: 18px;
  padding: 13px;
  border-left: 4px solid var(--preview-accent);
  background: var(--paper);
  color: var(--ink);
}

.sample-type-block strong {
  color: var(--ink-deep);
  font-size: 15px;
  font-weight: 900;
}

.sample-type-block span:last-child { font-size: 10px; }

.sample-button {
  width: max-content;
  margin-top: 2px;
  padding: 6px 12px;
  border: 0;
  border-radius: 3px;
  background: var(--preview-accent);
  color: var(--white);
  font-size: 10px;
}

.sample-footer {
  display: grid;
  gap: 3px;
  padding-block: 13px;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 8px;
}

.made-with-badge {
  margin-inline: clamp(-36px, -4vw, -22px);
  padding: 7px 20px;
  border-top: 1px solid var(--line);
  background: var(--paper);
  font-family: "IBM Plex Mono", monospace;
  font-size: 8px;
}

.made-with-badge a {
  color: var(--ink);
  text-underline-offset: 2px;
}

.generation-result {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.generation-result h2 {
  margin: 0 0 14px;
  color: var(--ink-deep);
  font-size: 21px;
  font-weight: 900;
}

.generation-panel {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
}

.generation-panel p {
  margin: 0;
  font-size: 11px;
}

.generation-loading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.loading-mark {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  border: 3px solid var(--line);
  border-top-color: var(--yamabuki-deep);
  border-radius: 50%;
  animation: loading-spin .8s linear infinite;
}

@keyframes loading-spin { to { transform: rotate(360deg); } }

.generated-link-row {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 12px;
}

.generated-link {
  min-width: 0;
  overflow: hidden;
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.generated-link-row .button { flex: 0 0 auto; }

.copy-status {
  min-height: 1.4em;
  margin: 7px 0 0 !important;
  color: var(--yamabuki-text);
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px !important;
}

.generated-preview-wrap { margin-top: 20px; }

.generated-preview-label {
  margin: 0 0 7px !important;
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px !important;
}

#generated-preview {
  display: block;
  width: 100%;
  height: 430px;
  border: 1px solid var(--line);
  background: var(--white);
}

.expiry-notice {
  margin: 14px 0 0 !important;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 11px !important;
  line-height: 1.7;
}

.expiry-notice a {
  color: var(--yamabuki-text);
  text-underline-offset: 3px;
}

.generation-error {
  border-color: var(--yamabuki);
  background: #FFF9E8;
}

.generation-error .button { margin-top: 13px; }
.generation-success { border-color: #6A8A6D; background: #F3F8F3; }

.app-footer {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  font-size: 9px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 860px) {
  .page-wrap { width: min(100% - 32px, 680px); }
  .app-main { padding-top: 30px; }
  .app-intro { margin-bottom: 24px; }
  .app-workspace { grid-template-columns: 1fr; }
  .preview-panel { position: static; }
}

@media (max-width: 560px) {
  .app-header { min-height: 61px; }
  .brand { gap: 6px; }
  .brand-mark,
  .brand-name { font-size: 9px; }
  .header-points span { padding: 3px 7px; font-size: 8px; }
  .app-main { padding-block: 24px 28px; }
  .app-intro h1 { font-size: clamp(31px, 9.2vw, 42px); }
  .intro-lead { font-size: 12px; }
  .input-panel,
  .preview-panel { padding: 18px; }
  .panel-heading h2 { font-size: 20px; }
  .choice span { padding: 8px 9px; font-size: 10px; }
  .sample-site { min-height: 0; padding-inline: 17px; }
  .sample-hero { grid-template-columns: 1fr; gap: 12px; }
  .sample-photo { order: -1; min-height: 105px; }
  .sample-photo::before { min-height: 104px; }
  .sample-hero h3 { font-size: 23px; }
  .made-with-badge { margin-inline: -17px; }
  .generated-link-row { align-items: stretch; flex-direction: column; }
  .generated-link { white-space: normal; overflow-wrap: anywhere; }
  #generated-preview { height: 400px; }
  .app-footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 2px; padding-block: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* FAQ (AEO): 体験版90日・無料の理由への典型質問に一次回答する */
.faq { margin: 48px auto 8px; max-width: 760px; }
.faq h2 { font-size: 20px; margin: 0 0 14px; }
.faq dl { margin: 0; background: var(--surface, #fff); border-radius: 14px; padding: 6px 20px; box-shadow: 0 6px 22px rgb(0 0 0 / 5%); }
.faq dt { font-weight: 700; padding: 14px 0 4px; }
.faq dd { margin: 0 0 12px; color: var(--muted, #5a6b7c); border-bottom: 1px solid rgb(0 0 0 / 6%); padding-bottom: 12px; }
.faq dd:last-child { border-bottom: none; }
.faq a { color: var(--yamabuki-text, #8f6400); font-weight: 700; }

/* 「連絡先と写真」の枠に添える一言。任意であることと、入れると何が良くなるかを先に伝える。 */
.group-note {
  margin: 0 0 14px;
  color: var(--ink);
  opacity: .72;
  font-size: 13px;
  line-height: 1.7;
}

.form-group .optional-field + .optional-field {
  margin-top: 14px;
}

/* 写真の選択ボタン。ブラウザ標準の英語ボタンを隠し、日本語のボタンに置き換えている。 */
.file-picker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.file-button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--ink-deep);
  border-radius: 10px;
  background: var(--white);
  color: var(--ink-deep);
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.file-button:hover {
  background: var(--ink-deep);
  color: var(--white);
}

/* キーボード操作でも、隠したinputにフォーカスが当たったことが分かるようにする。 */
#photo:focus-visible + .file-picker .file-button {
  outline: 3px solid var(--yamabuki);
  outline-offset: 2px;
}

.file-name {
  flex: 1;
  min-width: 0;
  color: var(--ink);
  opacity: .7;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.photo-status {
  margin: 10px 0 0;
  color: var(--ink);
  opacity: .72;
  font-size: 12px;
  line-height: 1.7;
}

/* Googleアカウントでの確認欄。クライアントIDが未設定のあいだは丸ごと隠れている。 */
.signin-area {
  margin: 0 0 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
}

.signin-note {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.7;
}

.signin-status {
  margin: 10px 0 0;
  color: var(--ink);
  opacity: .78;
  font-size: 12px;
  line-height: 1.7;
}

.signin-area[data-state="signed-in"] {
  border-color: var(--ink-deep);
}