@font-face {
  font-family: "Satoshi";
  src: url("/fonts/Satoshi-Variable.ttf") format("truetype-variations"),
       url("/fonts/Satoshi-Variable.ttf") format("truetype");
  font-weight: 300 900;
  font-stretch: 75% 125%;
  font-display: swap;
}

:root {
  --bg: #EAE6DC;
  --panel: #DFD9C9;
  --ink: #1E1F1B;
  --ink-soft: #55564C;
  --accent: #24534E;
  --accent-hover: #1B3E3A;
  --accent-ink: #F2EFE6;
  --clay: #8A5A2B;
  --line: #C7BFA9;
  --error: #8C2F1B;
  --radius: 2px;

  --sec-bg: #1E1F1B;
  --sec-text: #EAE6DC;
}

[data-theme="dark"] {
  --bg: #141414;
  --panel: #1F1F1F;
  --ink: #EAEAEA;
  --ink-soft: #9E9E9E;
  --accent: #499389;
  --accent-hover: #3A7A71;
  --accent-ink: #FFFFFF;
  --clay: #C28E5B;
  --line: #333333;
  --error: #D65A5A;
  --sec-bg: #EAEAEA;
  --sec-text: #141414;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Satoshi", system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.5;
  font-size: 17px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--clay);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--accent);
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 20px;
}

.site-header .mark {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.site-header nav a {
  color: var(--ink-soft);
  margin-left: 24px;
  text-decoration: none;
  font-size: 15px;
}

.site-header nav a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.theme-toggle {
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  margin-left: 20px;
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--ink);
  border-color: var(--ink-soft);
}

.theme-toggle svg {
  width: 16px;
  height: 16px;
  display: block;
}

[data-theme="light"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: none; }

.ad-slot {
  border: 1px dashed var(--line);
  color: var(--ink-soft);
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: 32px 0;
  overflow: hidden;
}

.ad-slot span {
  letter-spacing: 0.02em;
}

.ad-leaderboard {
  min-height: 90px;
}

.ad-rectangle {
  min-height: 250px;
  flex: 1;
  margin: 0;
}


.ad-row {
  display: flex;
  gap: 12px;
  margin: 32px 0;
}

.ad-row .ad-slot {
  margin: 0;
}
.ad-footer {
  min-height: 60px;
}

.hero {
  padding: 64px 0 40px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}

.hero h1 {
  font-size: 42px;
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0 0 18px;
  max-width: 15ch;
}

.hero p.lede {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 42ch;
  margin: 0 0 12px;
}

.hero .stat {
  font-size: 14px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  padding-top: 12px;
  margin-top: 24px;
  display: inline-block;
}

.form-locked-notice {
  font-size: 13px;
  color: var(--error);
  font-weight: 700;
  margin-bottom: 10px;
}

.tool {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 20px;
  border-radius: var(--radius);
}

.tool label {
  display: block;
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.tool-row {
  display: flex;
  border: 1px solid var(--ink);
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
}

.tool-row input[type="url"] {
  flex: 1;
  border: none;
  background: transparent;
  padding: 13px 14px;
  font-size: 16px;
  font-family: inherit;
  color: var(--ink);
  min-width: 0;
  outline: none;
}

.tool-row input[type="url"]:focus {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.tool-row input[type="url"]:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.tool-row button {
  border: none;
  border-left: 1px solid var(--ink);
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0 20px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}

.tool-row button:hover:not(:disabled) {
  background: var(--accent-hover);
}

.tool-row button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.expiry-row {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}

.expiry-row label {
  margin-bottom: 0;
  white-space: nowrap;
}

.expiry-input {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  font-family: inherit;
  font-size: 13px;
  padding: 7px 10px;
  outline: none;
}

.expiry-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

.expiry-input:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.error-msg {
  margin-top: 12px;
  font-size: 14px;
  color: var(--error);
}

.result {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: none;
}

.result.open {
  display: block;
}

.result .short-link {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.result .short-link a {
  font-size: 17px;
  font-weight: 500;
}

.result .copy-btn {
  border: 1px solid var(--ink);
  background: transparent;
  padding: 6px 12px;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  color: var(--ink);
  border-radius: var(--radius);
}

.result .copy-btn:hover {
  background: var(--ink);
  color: var(--bg);
}

.result .copy-btn.copied {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.result .target {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-soft);
  word-break: break-all;
}

.result-qr {
  margin-top: 12px;
}

.result-qr img {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

section.block {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

section.block h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 24px;
  letter-spacing: -0.01em;
}

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

.step {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
}

.step .num {
  font-size: 15px;
  font-weight: 700;
  color: var(--clay);
}

.step h3 {
  font-size: 16px;
  font-weight: 500;
  margin: 0 0 4px;
}

.step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  max-width: 60ch;
}

.list-plain {
  list-style: none;
  margin: 0;
  padding: 0;
}

.list-plain li {
  padding: 16px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 220px) 1fr;
  gap: 24px;
}

.list-plain li:last-child {
  border-bottom: 1px solid var(--line);
}

.list-plain h3 {
  font-size: 15px;
  font-weight: 500;
  margin: 0;
}

.list-plain p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 48px;
  margin-top: auto;
}

.site-footer .foot-nav {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  font-size: 14px;
}

.site-footer .foot-nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-footer .foot-nav a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.site-footer .fine-print {
  font-size: 13px;
  color: var(--ink-soft);
}

.legal h1 {
  font-size: 32px;
  font-weight: 700;
  margin: 48px 0 8px;
  letter-spacing: -0.01em;
}

.legal .updated {
  color: var(--ink-soft);
  font-size: 14px;
  margin-bottom: 32px;
}

.legal h2 {
  font-size: 19px;
  font-weight: 500;
  margin: 32px 0 10px;
}

.legal p, .legal li {
  color: var(--ink-soft);
  font-size: 15.5px;
  max-width: 68ch;
  margin-bottom: 8px;
}

.legal ul {
  padding-left: 20px;
  margin-bottom: 12px;
}

.legal a {
  color: var(--clay);
}

.not-found {
  padding: 96px 0;
  text-align: left;
}

.not-found h1 {
  font-size: 64px;
  margin: 0 0 12px;
  font-weight: 700;
}

.security-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--sec-bg);
  color: var(--sec-text);
  border-top: 1px solid rgba(0,0,0,0.2);
  padding: 14px 24px;
}

.sec-box {
  max-width: 920px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.sec-box p {
  flex: 1;
  font-size: 14px;
  line-height: 1.55;
  min-width: 200px;
  margin: 0;
}

.sec-box a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.btn-sec-ok {
  background: var(--sec-text);
  color: var(--sec-bg);
  border: none;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 20px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-sec-ok:hover {
  opacity: 0.85;
}

@media (max-width: 760px) {
  
  
  .wrap {
    padding: 0 16px;
  }

  .site-header .wrap {
    flex-direction: column;
    gap: 16px;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .site-header nav {
    width: 100%;
    justify-content: center;
  }

  .site-header nav a:first-child {
    margin-left: 0;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 32px;
    gap: 32px;
  }

  .hero h1 {
    font-size: 32px;
    max-width: none;
    text-align: center;
  }

  .hero p.lede {
    text-align: center;
    margin: 0 auto 12px;
  }
  
  .hero .stat {
    display: block;
    text-align: center;
    margin: 24px auto 0;
  }

  .ad-row {
    flex-direction: column;
    gap: 16px;
  }

  .list-plain li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .expiry-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .expiry-row label {
    text-align: left;
  }

  .result .short-link {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .result .short-link a {
    text-align: center;
    word-break: break-all;
  }

  .sec-box {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .btn-sec-ok {
    width: 100%;
  }

  .ad-rectangle {
    min-height: 250px;
    flex: 1;
    margin: 0;
  }
  
  .tool-row {
    flex-direction: column;
  }
  
  .tool-row input[type="url"] {
    padding: 16px;
    text-align: center;
  }
  
  .tool-row button {
    border-left: none;
    border-top: 1px solid var(--ink);
    padding: 14px;
    width: 100%;
  }
  
  .site-footer .foot-nav {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .site-footer .fine-print {
    text-align: center;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}