/* TimelyAI LP — tokens follow docs/ui-design.md */
:root {
  --bg: #eef2f7;
  --track: #e3e9f1;
  --text: #2f3a4a;
  --text-sub: #556275;
  --border-input: #7e8ca1;
  --focus: #1f4e8c;
  --line: #cbd4e0;
  --shadow-dark: rgba(163, 177, 198, 0.6);
  --shadow-light: rgba(255, 255, 255, 0.9);
  --raised-lg: 10px 10px 22px var(--shadow-dark), -10px -10px 22px var(--shadow-light);
  --raised-md: 6px 6px 14px var(--shadow-dark), -6px -6px 14px var(--shadow-light);
  --raised-sm: 3px 3px 8px var(--shadow-dark), -3px -3px 8px var(--shadow-light);
  --inset-md: inset 5px 5px 10px var(--shadow-dark), inset -5px -5px 10px var(--shadow-light);
  --inset-sm: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
  --blue: #2f5fd0;
  --blue-2: #4a7be6;
  --violet: #5e3fc8;
  --violet-2: #7a5bdd;
  --mint: #157a56;
  --mint-2: #1a8c63;
  --orange: #a65508;
  --orange-2: #b8620c;
  --coral: #b8352c;
  --cyan: #0e7c8e;
  --cyan-2: #138fa3;
  --pink: #b83278;
  --p-work-bg: #d6e6fa;
  --p-work: #1f4e8c;
  --p-ok-bg: #d3f0e4;
  --p-ok: #17624a;
  --p-short-bg: #fad9d4;
  --p-short: #9b3326;
  --p-caution-bg: #fce5cf;
  --p-caution: #824510;
  --p-ai-bg: #e6e0f8;
  --p-ai: #4a3a94;
  --p-set-bg: #fbf0cc;
  --p-set: #6e5200;
  --radius-card: 24px;
  --maxw: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  font-size: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "BIZ UDPGothic", "Noto Sans JP", system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  font-variant-numeric: tabular-nums;
  -webkit-text-size-adjust: 100%;
}
img,
svg {
  max-width: 100%;
}
a {
  color: var(--blue);
  text-underline-offset: 3px;
}
a:hover {
  color: #244ba6;
}
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}
h1,
h2,
h3 {
  line-height: 1.4;
  margin: 0;
  font-weight: 700;
}
p {
  margin: 0;
}

.skip {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  background: var(--text);
  color: #fff;
  padding: 10px 16px;
  border-radius: 10px;
  text-decoration: none;
}
.skip:focus {
  top: 12px;
  color: #fff;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 640px) {
  .wrap {
    padding: 0 16px;
  }
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(238, 242, 247, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid rgba(203, 212, 224, 0.7);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 72px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.3rem;
}
.brand:hover {
  color: var(--text);
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--blue), var(--violet-2));
  box-shadow: 0 6px 16px rgba(47, 95, 208, 0.35);
}
.brand small {
  font-size: 0.8rem;
  color: var(--text-sub);
  font-weight: 400;
  margin-left: 2px;
}
.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav a {
  color: var(--text);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 0.95rem;
}
.nav a:hover {
  background: var(--track);
  color: var(--text);
}
.header-cta {
  display: flex;
  gap: 12px;
}
@media (max-width: 960px) {
  .nav {
    display: none;
  }
  .header-cta {
    margin-left: auto;
  }
}
@media (max-width: 520px) {
  .header-cta .btn-plain {
    display: none;
  }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  border: 0;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background-color 0.15s ease;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(90deg, var(--blue), var(--blue-2));
  box-shadow:
    var(--raised-md),
    0 6px 16px rgba(47, 95, 208, 0.35);
}
.btn-primary:hover {
  color: #fff;
  transform: translateY(-1px);
}
.btn-primary:active {
  background: linear-gradient(90deg, #264fb0, #3e6bd0);
  box-shadow: var(--inset-sm);
  transform: none;
}
.btn-plain {
  color: var(--text);
  background: var(--bg);
  box-shadow: var(--raised-md);
  border: 1px solid var(--border-input);
}
.btn-plain:hover {
  color: var(--text);
  background: #f3f6fa;
}
.btn-plain:active {
  box-shadow: var(--inset-sm);
  background: var(--track);
}
.btn-lg {
  min-height: 56px;
  padding: 0 32px;
  font-size: 1.06rem;
}
@media (prefers-reduced-motion: reduce) {
  .btn {
    transition: none;
  }
}

/* ---------- hero ---------- */
.hero {
  padding: 72px 0 88px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--p-work-bg);
  color: var(--p-work);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 6px 14px;
  border-radius: 999px;
}
.hero h1 {
  font-size: clamp(1.9rem, 3.6vw, 2.75rem);
  margin: 20px 0 20px;
  letter-spacing: 0.01em;
  word-break: auto-phrase;
}
.hero h1 .nw {
  white-space: nowrap;
}
.hero h1 .accent {
  background: linear-gradient(90deg, var(--blue), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lead {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 34em;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}
.hero-note {
  margin-top: 16px;
  color: var(--text-sub);
  font-size: 0.9rem;
}
@media (max-width: 900px) {
  .hero {
    padding: 40px 0 64px;
  }
  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* mock visual */
.mock {
  background: var(--bg);
  border-radius: var(--radius-card);
  box-shadow: var(--raised-lg);
  padding: 24px;
  position: relative;
}
.mock-label {
  position: absolute;
  top: -14px;
  right: 20px;
  background: var(--text);
  color: #fff;
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 999px;
}
.mock-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.mock-head h2 {
  font-size: 1.05rem;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.chip-ai {
  background: var(--p-ai-bg);
  color: var(--p-ai);
}
.chip-ok {
  background: var(--p-ok-bg);
  color: var(--p-ok);
}
.chip-short {
  background: var(--p-short-bg);
  color: var(--p-short);
}
.chip-caution {
  background: var(--p-caution-bg);
  color: var(--p-caution);
}
.mock-body {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 20px;
  align-items: center;
}
.donut {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  box-shadow: var(--raised-md);
  display: grid;
  place-items: center;
  position: relative;
}
.donut svg {
  position: absolute;
  inset: 12px;
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  transform: rotate(-90deg);
}
.donut-center {
  text-align: center;
  position: relative;
}
.donut-center strong {
  display: block;
  font-size: 1.9rem;
  line-height: 1.1;
}
.donut-center span {
  font-size: 0.8rem;
  color: var(--text-sub);
}
.mini-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.mini-table th,
.mini-table td {
  padding: 6px 6px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}
.mini-table th {
  background: var(--track);
  font-weight: 700;
}
.mini-table td.cell-ai {
  background: var(--p-ai-bg);
  color: var(--p-ai);
}
.mini-table td.cell-open {
  background: var(--p-caution-bg);
  color: var(--p-caution);
  font-weight: 700;
}
.mini-table .sat {
  color: #2a5db0;
}
.mini-table .sun {
  color: var(--coral);
}
.mock-reason {
  margin-top: 16px;
  background: var(--track);
  box-shadow: var(--inset-sm);
  border-radius: 16px;
  padding: 12px 16px;
  font-size: 0.9rem;
}
.mock-reason b {
  color: var(--p-ai);
}
@media (max-width: 520px) {
  .mock {
    padding: 18px 14px;
  }
  .mock-body {
    grid-template-columns: 1fr;
    justify-items: center;
  }
  .mini-wrap {
    width: 100%;
    overflow-x: auto;
  }
}

/* ---------- sections ---------- */
section {
  scroll-margin-top: 84px;
}
.section {
  padding: 88px 0;
}
.section-alt {
  background: linear-gradient(180deg, #e8edf4, var(--bg));
}
.section-head {
  max-width: 760px;
  margin-bottom: 48px;
}
.section-head .kicker {
  color: var(--blue);
  font-weight: 700;
  font-size: 0.95rem;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-top: 8px;
  word-break: auto-phrase;
}
.section-head p {
  margin-top: 16px;
  color: var(--text-sub);
  font-size: 1.05rem;
}
@media (max-width: 640px) {
  .section {
    padding: 64px 0;
  }
  .section-head {
    margin-bottom: 32px;
  }
}

.card {
  background: var(--bg);
  border-radius: var(--radius-card);
  box-shadow: var(--raised-lg);
  padding: 28px;
}
@media (max-width: 640px) {
  .card {
    padding: 20px;
  }
}

/* problems */
.problems {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.problem {
  background: var(--track);
  box-shadow: var(--inset-md);
  border-radius: 20px;
  padding: 24px;
}
.problem .q {
  font-size: 2rem;
  line-height: 1;
  color: var(--orange);
  font-weight: 700;
}
.problem p {
  margin-top: 12px;
  font-weight: 700;
}
.problem span {
  display: block;
  margin-top: 8px;
  font-weight: 400;
  color: var(--text-sub);
  font-size: 0.95rem;
}
@media (max-width: 860px) {
  .problems {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 560px) {
  .problems {
    grid-template-columns: 1fr;
  }
}

/* steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
}
.step {
  position: relative;
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 16px;
}
.step:nth-child(1) .step-num {
  background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
}
.step:nth-child(2) .step-num {
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
}
.step:nth-child(3) .step-num {
  background: linear-gradient(135deg, var(--violet), var(--violet-2));
}
.step:nth-child(4) .step-num {
  background: linear-gradient(135deg, var(--mint), var(--mint-2));
}
.step h3 {
  font-size: 1.15rem;
}
.step p {
  margin-top: 10px;
  color: var(--text-sub);
}
.step .who {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--p-work-bg);
  color: var(--p-work);
}
@media (max-width: 960px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

/* features */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature .icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  box-shadow: var(--raised-sm);
  margin-bottom: 18px;
}
.feature .icon svg {
  width: 28px;
  height: 28px;
}
.feature h3 {
  font-size: 1.15rem;
}
.feature p {
  margin-top: 10px;
  color: var(--text-sub);
}
.feature ul {
  margin: 14px 0 0;
  padding-left: 1.2em;
  color: var(--text);
  font-size: 0.95rem;
}
.feature li + li {
  margin-top: 4px;
}
@media (max-width: 960px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .features {
    grid-template-columns: 1fr;
  }
}

/* legal band */
.legal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.check-list li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  align-items: start;
  background: var(--track);
  box-shadow: var(--inset-sm);
  border-radius: 16px;
  padding: 14px 16px;
}
.check-list .tick {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--mint), var(--mint-2));
  display: grid;
  place-items: center;
}
.check-list b {
  display: block;
}
.check-list span {
  color: var(--text-sub);
  font-size: 0.95rem;
}
.note-box {
  border-left: 4px solid var(--orange);
  background: var(--p-set-bg);
  color: var(--p-set);
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 0.95rem;
  margin-top: 20px;
}
@media (max-width: 860px) {
  .legal-grid {
    grid-template-columns: 1fr;
  }
}

/* security */
.sec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sec-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
}
.sec-item .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--p-work-bg);
}
.sec-item .icon svg {
  width: 24px;
  height: 24px;
}
.sec-item h3 {
  font-size: 1.05rem;
}
.sec-item p {
  color: var(--text-sub);
  font-size: 0.95rem;
  margin-top: 4px;
}
@media (max-width: 960px) {
  .sec-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .sec-grid {
    grid-template-columns: 1fr;
  }
}

/* a11y band */
.a11y {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.size-demo {
  display: grid;
  gap: 14px;
}
.size-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  background: var(--track);
  box-shadow: var(--inset-sm);
  border-radius: 16px;
  padding: 14px 18px;
}
.size-row .tag {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--p-work);
  background: var(--p-work-bg);
  border-radius: 999px;
  padding: 2px 10px;
  white-space: nowrap;
}
@media (max-width: 860px) {
  .a11y {
    grid-template-columns: 1fr;
  }
}

/* faq */
.faq {
  display: grid;
  gap: 16px;
  max-width: 860px;
}
.faq details {
  background: var(--bg);
  border-radius: 20px;
  box-shadow: var(--raised-md);
  padding: 0 24px;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 12px 0;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::before {
  content: "Q";
  flex: 0 0 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--blue);
  font-size: 0.95rem;
}
.faq summary::after {
  content: "＋";
  margin-left: auto;
  color: var(--text-sub);
  font-weight: 400;
}
.faq details[open] summary::after {
  content: "－";
}
.faq details p {
  padding: 0 0 20px 44px;
  color: var(--text);
}

/* cta */
.cta-band {
  text-align: center;
}
.cta-band .card {
  padding: 56px 32px;
}
.cta-band h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}
.cta-band p {
  margin-top: 14px;
  color: var(--text-sub);
}
.cta-band .hero-cta {
  justify-content: center;
}

/* footer */
.site-footer {
  padding: 48px 0 40px;
  border-top: 1px solid var(--line);
  margin-top: 24px;
  font-size: 0.95rem;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 48px;
  justify-content: space-between;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links a {
  color: var(--text);
}
.site-footer .company {
  color: var(--text-sub);
}
.copyright {
  margin-top: 24px;
  color: var(--text-sub);
  font-size: 0.9rem;
}

/* ---------- legal pages ---------- */
.doc {
  padding: 56px 0 80px;
}
.doc .card {
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 56px;
}
@media (max-width: 720px) {
  .doc .card {
    padding: 28px 20px;
  }
}
.doc h1 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}
.doc .meta {
  margin-top: 8px;
  color: var(--text-sub);
  font-size: 0.95rem;
}
.doc .draft {
  margin-top: 20px;
}
.doc h2 {
  font-size: 1.2rem;
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.doc h3 {
  font-size: 1.05rem;
  margin-top: 20px;
}
.doc p,
.doc li {
  margin-top: 10px;
}
.doc ol,
.doc ul {
  padding-left: 1.6em;
  margin: 10px 0 0;
}
.doc ol ol {
  list-style: lower-alpha;
}
.doc table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  font-size: 0.95rem;
}
.doc th,
.doc td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
.doc th {
  background: var(--track);
  width: 28%;
}
.doc .toc {
  background: var(--track);
  box-shadow: var(--inset-sm);
  border-radius: 16px;
  padding: 16px 24px;
  margin-top: 28px;
}
.doc .toc ol {
  columns: 2;
  column-gap: 32px;
  margin: 0;
}
@media (max-width: 640px) {
  .doc .toc ol {
    columns: 1;
  }
}
.doc .toc li {
  margin-top: 4px;
  break-inside: avoid;
}
.back {
  display: inline-block;
  margin-bottom: 20px;
}

@media print {
  .site-header,
  .site-footer,
  .skip,
  .back {
    display: none;
  }
  body {
    background: #fff;
  }
  .card,
  .doc .card {
    box-shadow: none;
    padding: 0;
  }
}