:root {
  --navy: #07182f;
  --navy-2: #102744;
  --ink: #122238;
  --muted: #54667b;
  --line: #d8e1e8;
  --paper: #f8fafb;
  --white: #ffffff;
  --green: #068b53;
  --green-dark: #056b42;
  --gold: #c79231;
  --blue: #1e77c7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(7, 24, 47, 0.98); border-bottom: 1px solid rgba(255,255,255,0.14); }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: flex; align-items: center; height: 32px; }
.brand img { width: 156px; height: auto; display: block; object-fit: contain; }
.site-nav { display: flex; align-items: center; gap: 24px; color: #dbe8f6; font-size: 14px; font-weight: 700; }
.site-nav > a:not(.nav-cta):hover { color: #71d5ff; }
.nav-cta { padding: 9px 14px; border: 1px solid #31c886; border-radius: 6px; color: #dfffee; }
.nav-cta:hover { background: #0b754d; color: white; }
.menu-button { display: none; border: 1px solid #6a839f; border-radius: 5px; background: transparent; color: white; padding: 7px 10px; font-size: 13px; }

.hero { position: relative; min-height: calc(100svh - 176px); max-height: 760px; overflow: hidden; background: var(--navy); color: white; display: flex; align-items: center; }
.hero-image { position: absolute; inset: 0; background-image: url("/assets/amasheet-lp-hero.png"); background-size: cover; background-position: center; opacity: 0.82; }
.hero::after { content: ""; position: absolute; inset: 0; background: rgba(5, 19, 39, 0.37); }
.hero-content { position: relative; z-index: 1; padding: 88px 0 76px; }
.eyebrow { margin: 0 0 12px; color: #9fc6ff; font-size: 12px; font-weight: 800; letter-spacing: 0.08em; }
.eyebrow-dark { color: #087b54; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 740px; margin-bottom: 20px; font-size: 52px; line-height: 1.24; letter-spacing: 0; }
.hero-lead { margin-bottom: 10px; color: #8ce7c0; font-size: 22px; font-weight: 800; }
.hero-copy { max-width: 540px; margin-bottom: 28px; color: #e3edf8; font-size: 17px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 25px; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; padding: 10px 20px; border: 1px solid transparent; border-radius: 6px; font-size: 15px; font-weight: 800; line-height: 1.3; transition: background .16s ease, border-color .16s ease, color .16s ease; }
.button-primary { background: #17b878; border-color: #17b878; color: #062619; }
.button-primary:hover { background: #55dc9f; border-color: #55dc9f; }
.button-secondary { border-color: #bfd0e2; color: white; background: rgba(7,24,47,.60); }
.button-secondary:hover { background: #173657; }
.button-outline { border-color: #0a7b50; color: #056b42; background: white; }
.button-outline:hover { color: white; background: #056b42; }
.hero-notes { display: flex; flex-wrap: wrap; gap: 18px; padding: 0; margin: 0; list-style: none; color: #dce8f6; font-size: 13px; }
.hero-notes li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin: 0 7px 1px 0; border-radius: 50%; background: #35d18d; }

.impact-band { background: #edf4ed; border-bottom: 1px solid #cfe2d5; }
.impact-grid { min-height: 96px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: center; }
.impact-grid p { margin: 0; padding: 4px 24px; border-left: 1px solid #a8c3af; color: #375243; font-size: 14px; }
.impact-grid p:first-child { border-left: 0; padding-left: 0; }.impact-grid strong { color: #056b42; }

.section { padding: 104px 0; }
.section-heading { max-width: 700px; margin-bottom: 48px; }
.split-heading { max-width: none; display: grid; grid-template-columns: minmax(0,1fr) 370px; gap: 64px; align-items: end; }
.split-heading > p { margin: 0 0 5px; color: var(--muted); font-size: 16px; }
.centered-heading { margin-right: auto; margin-left: auto; text-align: center; }.centered-heading p:last-child { color: var(--muted); }
h2 { margin-bottom: 14px; font-size: 38px; line-height: 1.35; letter-spacing: 0; }
h3 { font-size: 20px; line-height: 1.4; }
.problem-section { background: white; }
.before-after { display: grid; grid-template-columns: 1fr 70px 1fr; gap: 24px; align-items: stretch; }
.workflow { padding: 30px; border: 1px solid var(--line); border-radius: 8px; background: #fbfcfc; }
.after-workflow { border-color: #7dc7a4; background: #eff9f4; }.workflow-label { margin-bottom: 10px; color: #607387; font-size: 12px; font-weight: 900; letter-spacing: .09em; }.after-workflow .workflow-label { color: #087b54; }
.workflow h3 { margin-bottom: 18px; }.workflow ol { margin: 0; padding: 0; list-style: none; counter-reset: workflow; }.workflow li { counter-increment: workflow; padding: 9px 0; border-top: 1px solid #dce4ea; color: #45586b; }.workflow li::before { content: counter(workflow, decimal-leading-zero); display: inline-block; width: 31px; color: #087b54; font-size: 12px; font-weight: 900; }.workflow-time { margin: 20px 0 0; color: #0a6844; font-size: 14px; font-weight: 900; }.workflow-arrow { align-self: center; color: var(--gold); font-size: 34px; font-weight: 800; text-align: center; }.time-message { margin: 42px 0 0; color: #18324c; font-size: 24px; font-weight: 800; line-height: 1.55; text-align: center; }

.continuity-section { background: var(--navy); color: white; }.continuity-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 72px; align-items: center; }.continuity-copy p:not(.eyebrow) { max-width: 530px; color: #d4e1ee; }.continuity-copy .emphasis { margin-top: 28px; color: #7be0af; font-size: 20px; font-weight: 800; }.tool-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); border-top: 1px solid #33506e; border-left: 1px solid #33506e; }.tool-list div { min-height: 66px; display: flex; align-items: center; padding: 14px 18px; border-right: 1px solid #33506e; border-bottom: 1px solid #33506e; color: #f1f6fb; font-weight: 700; }.tool-list div::before { content: ""; width: 7px; height: 7px; margin-right: 11px; background: var(--gold); border-radius: 50%; }

.mapping-section { background: #f5f8f8; }.mapping-demo { max-width: 980px; margin: 0 auto; border: 1px solid #cbd9df; border-radius: 8px; overflow: hidden; background: white; }.mapping-sheet { padding: 22px 22px 0; }.sheet-title { display: flex; align-items: center; gap: 9px; padding-bottom: 15px; color: #34475a; font-size: 14px; }.sheet-title span { display: block; width: 16px; height: 16px; border-radius: 3px; background: #19a764; }.sheet-title small { margin-left: auto; color: #8090a0; }.sheet-row { display: grid; grid-template-columns: 1.1fr 1.3fr 2fr .8fr 1.2fr; border-top: 1px solid #dfe8e9; color: #536678; font-size: 13px; }.sheet-row span { padding: 10px 9px; border-right: 1px solid #e2e9e8; }.sheet-header { color: #224138; background: #e7f4ec; font-weight: 800; }.mapping-label { padding: 15px 22px; border-top: 1px solid #cbd9df; color: #41675a; font-size: 14px; font-weight: 800; text-align: center; }.mapping-fields { display: flex; flex-wrap: wrap; gap: 8px; padding: 19px 22px 22px; background: #f1f7f4; }.mapping-fields span { padding: 5px 10px; border: 1px solid #b8d9c5; border-radius: 4px; background: white; color: #186244; font-size: 13px; font-weight: 700; }.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; max-width: 980px; margin: 22px auto 0; border: 1px solid #d6dfe2; background: white; }.feature-list p { margin: 0; padding: 16px; border-right: 1px solid #d6dfe2; color: #334a5c; font-size: 14px; font-weight: 700; text-align: center; }.feature-list p:last-child { border-right: 0; }

.reasons-section { background: #112a48; color: white; }.reason-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #466383; border-left: 1px solid #466383; }.reason-grid article { min-height: 268px; padding: 28px 22px; border-right: 1px solid #466383; border-bottom: 1px solid #466383; }.reason-number { color: #7cc2ff; font-size: 13px; font-weight: 900; letter-spacing: .08em; }.reason-grid h3 { margin: 20px 0 12px; }.reason-grid p { margin: 0; color: #d1dfed; font-size: 14px; }

.data-section { background: white; }.data-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 72px; align-items: start; }.data-layout > div:first-child > p:not(.eyebrow) { color: var(--muted); }.data-groups { border-top: 1px solid #bccad4; }.data-groups article { display: grid; grid-template-columns: 200px 1fr; gap: 28px; padding: 24px 0; border-bottom: 1px solid #bccad4; }.data-groups h3 { margin: 0; color: #0a6d49; font-size: 18px; }.data-groups p { margin: 0; color: #465a6c; font-size: 15px; }

.setup-section { background: #edf5f0; }.steps { max-width: 1020px; margin: 0 auto; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }.steps li { position: relative; min-height: 230px; padding: 10px 34px 0 0; }.steps li:not(:last-child)::after { content: ""; position: absolute; right: 0; top: 31px; width: 1px; height: 166px; background: #afc9b9; }.steps li:not(:first-child) { padding-left: 34px; }.steps span { display: flex; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 50%; background: #087b54; color: white; font-weight: 900; }.steps h3 { margin: 20px 0 10px; }.steps p { color: var(--muted); font-size: 14px; }

.comparison-section { background: white; }.comparison-table { border-top: 2px solid #193754; }.comparison-table > div { display: grid; grid-template-columns: 1fr 1.15fr 1.15fr; border-bottom: 1px solid #d5e0e7; }.comparison-table span, .comparison-table strong { padding: 16px 18px; font-size: 14px; }.comparison-head { background: #eff5f8; }.comparison-head strong:last-child, .comparison-table > div:not(.comparison-head) span:last-child { color: #057349; font-weight: 800; }.comparison-table > div:not(.comparison-head) > span:first-child { color: #52677a; font-weight: 800; }

.pricing-section { background: #f6f7f3; }.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }.price-plan { position: relative; display: flex; flex-direction: column; padding: 28px; border: 1px solid #cddad3; border-radius: 8px; background: white; }.price-plan.recommended { border: 2px solid #0c8a58; box-shadow: 0 8px 24px rgba(6, 83, 54, .12); }.recommendation { position: absolute; top: -14px; left: 20px; margin: 0; padding: 3px 9px; background: #0c8a58; border-radius: 3px; color: white; font-size: 12px; font-weight: 900; }.price-plan h3 { margin: 0 0 16px; }.price { margin: 0 0 23px; color: #0c573b; font-size: 34px; font-weight: 900; line-height: 1; }.price span { font-size: 18px; }.price small { margin-left: 3px; color: #52677a; font-size: 14px; font-weight: 700; }.price-plan ul { flex: 1; margin: 0 0 28px; padding: 0; list-style: none; }.price-plan li { padding: 8px 0; border-top: 1px solid #e3ebe7; color: #496052; font-size: 14px; }.price-plan li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin: 0 8px 1px 0; border-radius: 50%; background: #12a66a; }.business-note { margin: 22px 0 0; color: var(--muted); font-size: 14px; text-align: center; }

.faq-section { background: white; }.faq-layout { display: grid; grid-template-columns: 280px 1fr; gap: 80px; }.faq-list { border-top: 1px solid #cad7e0; }.faq-list details { border-bottom: 1px solid #cad7e0; }.faq-list summary { position: relative; padding: 21px 40px 21px 0; cursor: pointer; color: #18334d; font-weight: 800; list-style: none; }.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary::after { content: "+"; position: absolute; right: 4px; top: 15px; color: #087b54; font-size: 23px; font-weight: 400; }.faq-list details[open] summary::after { content: "−"; }.faq-list p { margin: -2px 0 20px; color: var(--muted); font-size: 14px; }

.final-cta { background: #0d4637; color: white; }.final-inner { padding: 86px 0 94px; text-align: center; }.final-inner .eyebrow { color: #a5e6c6; }.final-inner h2 { margin-bottom: 16px; }.final-inner > p:not(.eyebrow) { max-width: 590px; margin: 0 auto 28px; color: #dcf0e5; }
.site-footer { background: #061529; color: #bdcede; }.footer-inner { min-height: 98px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }.footer-inner img { width: 130px; height: auto; }.footer-inner div { display: flex; gap: 18px; font-size: 13px; }.footer-inner a:hover { color: white; }.footer-inner small { font-size: 12px; }

@media (max-width: 880px) {
  .site-nav { position: absolute; top: 72px; right: 0; left: 0; display: none; padding: 18px 24px 22px; border-bottom: 1px solid #36536f; background: var(--navy); }.site-nav.is-open { display: grid; gap: 16px; }.nav-cta { text-align: center; }.menu-button { display: block; }
  .hero { min-height: calc(100svh - 160px); }.hero-content { padding: 72px 0 58px; } h1 { font-size: 42px; }
  .impact-grid { grid-template-columns: 1fr; gap: 0; padding: 16px 0; }.impact-grid p, .impact-grid p:first-child { padding: 8px 0; border: 0; }
  .split-heading, .continuity-grid, .data-layout, .faq-layout { grid-template-columns: 1fr; gap: 32px; }.reason-grid { grid-template-columns: repeat(2, 1fr); }.feature-list { grid-template-columns: repeat(2, 1fr); }.feature-list p:nth-child(2) { border-right: 0; }.feature-list p:nth-child(-n+2) { border-bottom: 1px solid #d6dfe2; }.pricing-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }.steps { grid-template-columns: 1fr; max-width: 560px; }.steps li, .steps li:not(:first-child) { min-height: auto; padding: 0 0 26px 64px; }.steps li:not(:last-child)::after { left: 21px; right: auto; top: 45px; width: 1px; height: calc(100% - 44px); }.steps span { position: absolute; left: 0; top: 0; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 32px, 1180px); }.header-inner { min-height: 62px; }.brand { height: 27px; }.brand img { width: 132px; }.site-nav { top: 62px; }
  .hero { min-height: calc(100svh - 132px); align-items: end; }.hero-image { background-position: 61% center; opacity: .54; }.hero::after { background: rgba(5,19,39,.56); }.hero-content { padding: 52px 0 42px; } h1 { font-size: 34px; line-height: 1.3; }.hero-lead { font-size: 18px; }.hero-copy { font-size: 15px; }.hero-actions { display: grid; grid-template-columns: 1fr; }.button { width: 100%; }.hero-notes { gap: 8px 16px; font-size: 12px; }
  .section { padding: 72px 0; } h2 { font-size: 30px; }.section-heading { margin-bottom: 32px; }.split-heading > p { font-size: 15px; }.before-after { grid-template-columns: 1fr; gap: 14px; }.workflow-arrow { transform: rotate(90deg); height: 30px; }.workflow { padding: 22px; }.time-message { margin-top: 30px; font-size: 20px; }
  .continuity-grid { gap: 40px; }.tool-list { grid-template-columns: 1fr; }.tool-list div { min-height: 54px; }.mapping-sheet { padding: 14px 14px 0; overflow-x: auto; }.sheet-title { min-width: 580px; }.sheet-row { min-width: 580px; }.mapping-label { padding: 13px 15px; font-size: 13px; }.mapping-fields { padding: 15px; }.feature-list { grid-template-columns: 1fr; }.feature-list p, .feature-list p:nth-child(2) { border-right: 0; border-bottom: 1px solid #d6dfe2; }.feature-list p:last-child { border-bottom: 0; }.reason-grid { grid-template-columns: 1fr; }.reason-grid article { min-height: 0; }.data-groups article { grid-template-columns: 1fr; gap: 8px; }.comparison-table { overflow-x: auto; }.comparison-table > div { min-width: 620px; }.comparison-table span, .comparison-table strong { padding: 13px 11px; font-size: 13px; }.faq-layout { gap: 18px; }
  .footer-inner { min-height: 140px; align-items: flex-start; justify-content: center; flex-direction: column; padding: 24px 0; }.footer-inner div { flex-wrap: wrap; gap: 8px 16px; }
}