:root {
  --cream: #fbfaf3;
  --paper: #fffefa;
  --ink: #12372a;
  --black: #17231e;
  --copy: #617269;
  --line: #e2e8df;
  --green: #38a26f;
  --deep: #176a47;
  --soft: #e8f4e9;
  --soft-2: #f0f7ec;
  --orange: #e57828;
  --yellow: #fff0c1;
  --blue: #e8f0ff;
  --container: 1240px;
  --shadow: 0 20px 50px rgba(31, 74, 50, 0.09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--cream);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}
body.is-locked { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { letter-spacing: -0.055em; line-height: 1.08; }
p { color: var(--copy); }

.container { width: min(calc(100% - 36px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 10px 14px; border-radius: 9px; background: var(--black); color: #fff; transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.section-index { margin: 0 0 9px; color: var(--deep); font-size: 11px; font-weight: 850; letter-spacing: 0.16em; }

.button, .secondary-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 800;
  line-height: 1;
}
.button { padding: 13px 24px; border: 1px solid var(--green); background: var(--green); color: #fff; }
.secondary-button { gap: 14px; padding: 12px 23px; border: 1px solid #c1cec6; background: rgba(255, 255, 255, 0.7); }
.button-small { min-height: 44px; }
.button:hover, .button:focus-visible { border-color: var(--deep); background: var(--deep); }
.secondary-button:hover, .secondary-button:focus-visible { border-color: var(--green); }
:focus-visible { outline: 3px solid rgba(229, 120, 40, 0.42); outline-offset: 3px; }

.site-header { position: sticky; top: 0; z-index: 40; background: rgba(251, 250, 243, 0.96); backdrop-filter: blur(16px); }
.site-header.is-scrolled { box-shadow: 0 1px 0 var(--line); }
.header-inner { height: 64px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 20px; }
.brand { display: inline-flex; width: max-content; align-items: center; gap: 10px; }
.brand-mark { width: 40px; height: 40px; border-radius: 13px; box-shadow: 0 7px 16px rgba(23, 106, 71, 0.15); }
.brand-name { display: grid; line-height: 1; }
.brand-name strong { font-size: 16px; }
.brand-name span { margin-top: 4px; color: var(--deep); font-size: 11px; font-weight: 800; letter-spacing: 0.08em; }
.desktop-nav, .header-cta { display: none; }
.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.language-picker { position: relative; }
.language-switch { display: inline-flex; width: 44px; min-height: 44px; align-items: center; justify-content: center; padding: 0; border: 1px solid var(--line); border-radius: 999px; background: rgba(255, 255, 255, 0.76); color: var(--deep); cursor: pointer; }
.language-switch img { width: 21px; height: 21px; }
.language-switch:hover, .language-switch:focus-visible { border-color: var(--green); background: #fff; }
.language-menu { position: absolute; z-index: 70; top: calc(100% + 9px); right: 0; width: 154px; padding: 7px; border: 1px solid rgba(18, 99, 68, 0.12); border-radius: 15px; background: #fff; box-shadow: 0 16px 42px rgba(9, 35, 25, 0.16); }
.language-menu[hidden] { display: none; }
.language-menu a { display: flex; min-height: 42px; align-items: center; justify-content: space-between; padding: 0 12px; border-radius: 10px; color: var(--copy); font-size: 13px; font-weight: 750; }
.language-menu a:hover, .language-menu a:focus-visible { background: var(--soft); color: var(--deep); }
.language-menu a[aria-current="page"] { color: var(--deep); }
.menu-button { min-width: 48px; min-height: 44px; border: 1px solid var(--line); border-radius: 13px; background: #fff; color: var(--black); font-weight: 750; }
.mobile-menu { padding: 8px 18px 20px; border-bottom: 1px solid var(--line); background: var(--cream); }
.mobile-menu.is-open { display: grid; }
.mobile-menu > a:not(.button) { min-height: 48px; display: flex; align-items: center; border-bottom: 1px solid var(--line); font-weight: 700; }
.mobile-menu .button { margin-top: 14px; }

.hero { overflow: hidden; border-bottom: 1px solid var(--line); background: var(--soft-2); }
.hero-grid { display: grid; gap: 30px; padding: 38px 0 46px; }
.eyebrow { margin-bottom: 13px; color: var(--deep); font-size: 12px; font-weight: 850; letter-spacing: 0.15em; }
.hero h1 { margin-bottom: 21px; color: var(--deep); font-size: clamp(2.3rem, 10vw, 3.75rem); font-weight: 900; }
.hero h1 span { display: block; color: var(--black); }
.hero-description { margin-bottom: 24px; font-size: 16px; line-height: 1.8; }
.hero-actions { display: grid; gap: 12px; }
.status-line { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin: 17px 0 0; font-size: 12px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.hero-visual { position: relative; min-height: 455px; }
.image-preview { position: relative; overflow: hidden; margin: 0; padding: 0; border: 0; background: var(--paper); cursor: zoom-in; }
.hero-preview { position: absolute; top: 0; left: 50%; width: min(88%, 326px); aspect-ratio: 4 / 5; border: 7px solid #fff; border-radius: 31px; box-shadow: var(--shadow); transform: translateX(-50%) rotate(1.5deg); }
.hero-preview img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.hero-preview span, .step-shot span { position: absolute; right: 10px; bottom: 10px; padding: 6px 9px; border: 1px solid rgba(23, 106, 71, 0.12); border-radius: 999px; background: rgba(255, 255, 255, 0.93); color: var(--deep); font-size: 9px; font-weight: 800; }
.coupon-float { position: absolute; z-index: 4; width: 126px; padding: 11px 12px; border-radius: 15px; box-shadow: 0 14px 28px rgba(62, 68, 48, 0.14); }
.coupon-float small, .coupon-float strong { display: block; }
.coupon-float small { color: #715d39; font-size: 9px; }
.coupon-float strong { font-size: 14px; }
.coupon-float b { display: block; color: var(--orange); font-size: 20px; text-align: right; }
.coupon-food { top: 54px; left: -5px; background: var(--yellow); transform: rotate(-6deg); }
.coupon-bank { top: 205px; right: -6px; background: var(--blue); transform: rotate(6deg); }
.hero-mascot { position: absolute; z-index: 5; right: 0; bottom: -5px; width: 112px; filter: drop-shadow(0 15px 16px rgba(41, 62, 44, 0.14)); }

.pain-section, .product-section, .closing { position: relative; overflow: hidden; }
.pain-section { padding: 58px 0 66px; background: var(--cream); border-bottom: 1px solid var(--line); }
.section-heading { display: grid; gap: 13px; margin-bottom: 25px; }
.section-heading h2 { margin: 0; font-size: 2.55rem; }
.section-heading > p { margin: 0; font-size: 15px; }
.carousel-shell { min-width: 0; }
.snap-track { display: flex; gap: 14px; overflow-x: auto; overscroll-behavior-inline: contain; scroll-snap-type: x mandatory; scrollbar-width: none; }
.snap-track::-webkit-scrollbar { display: none; }
.pain-grid { width: calc(100% + 18px); padding: 2px 18px 10px 0; }
.pain-card { position: relative; min-height: 255px; flex: 0 0 88%; overflow: hidden; border: 0; border-radius: 25px; background: var(--paper); box-shadow: 0 12px 30px rgba(31, 74, 50, 0.055); scroll-snap-align: start; }
.pain-card:nth-child(2) { background: var(--soft-2); }
.pain-card:nth-child(3) { background: #fff7e9; }
.pain-card > div { position: absolute; z-index: 2; top: 22px; left: 22px; }
.pain-card span { color: var(--deep); font-size: 12px; font-weight: 800; }
.pain-card h3 { max-width: 180px; margin: 4px 0 0; font-size: 20px; }
.pain-card img { position: absolute; right: -7px; bottom: -7px; width: 80%; height: 82%; object-fit: contain; object-position: right bottom; }
.carousel-dots { display: flex; justify-content: center; gap: 7px; margin-top: 13px; }
.carousel-dots button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%; background: #d4dbd6; }
.carousel-dots button.is-active { width: 22px; border-radius: 999px; background: var(--green); }

.scene-row { margin-top: 39px; padding: 25px 18px; border-radius: 27px; background: rgba(255, 254, 250, 0.88); box-shadow: 0 12px 30px rgba(31, 74, 50, 0.045); }
.scene-intro h2 { margin-bottom: 9px; font-size: 2rem; }
.scene-intro p { margin-bottom: 21px; font-size: 14px; }
.scene-items { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; }
.scene-items article { min-width: 0; padding: 13px 5px 12px; border: 1px solid rgba(30, 106, 72, 0.045); border-radius: 17px; background: #fcfbf5; text-align: center; }
.scene-icon { display: grid; width: 42px; height: 42px; margin: 0 auto 8px; place-items: center; border-radius: 14px; }
.scene-icon.green { background: var(--soft); }
.scene-icon.orange { background: #ffeadc; }
.scene-icon.blue { background: var(--blue); }
.scene-icon.neutral { background: #edf0ed; }
.scene-icon img { width: 22px; height: 22px; opacity: 0.78; }
.scene-icon.green img { filter: invert(33%) sepia(33%) saturate(807%) hue-rotate(100deg) brightness(88%); }
.scene-icon.orange img { filter: invert(39%) sepia(73%) saturate(1113%) hue-rotate(337deg) brightness(91%); }
.scene-icon.blue img { filter: invert(40%) sepia(25%) saturate(2010%) hue-rotate(181deg) brightness(86%); }
.scene-items strong, .scene-items small { display: block; }
.scene-items strong { font-size: 12px; white-space: nowrap; }
.scene-items small { margin-top: 3px; overflow: hidden; color: #8a958f; font-size: 9px; white-space: nowrap; text-overflow: ellipsis; }

.product-section { padding: 59px 0 68px; background: var(--soft-2); border-bottom: 1px solid var(--line); }
.steps { width: calc(100% + 18px); padding: 2px 18px 11px 0; }
.step-card { flex: 0 0 88%; padding: 19px; border: 0; border-radius: 26px; background: rgba(255, 254, 250, 0.96); box-shadow: 0 14px 34px rgba(31, 74, 50, 0.06); scroll-snap-align: start; }
.step-copy { display: grid; min-height: 84px; grid-template-columns: auto 1fr; gap: 12px; }
.step-number { display: grid; width: 35px; height: 35px; place-items: center; border-radius: 50%; background: var(--green); color: #fff; font-weight: 850; }
.step-number.orange { background: var(--orange); }
.step-card h3 { margin: 3px 0 6px; font-size: 23px; }
.step-card p { margin: 0; font-size: 13px; line-height: 1.5; }
.step-shot { width: 100%; aspect-ratio: 4 / 5; border: 1px solid rgba(30, 106, 72, 0.13); border-radius: 19px; background: #f5f8f3; box-shadow: 0 12px 28px rgba(31, 74, 50, 0.06); }
.step-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

.closing { padding: 58px 0 0; background: var(--cream); }
.closing-grid { position: relative; display: grid; gap: 22px; }
.closing h2 { margin-bottom: 21px; color: var(--deep); font-size: 2.6rem; }
.about-story { padding: 26px 21px; border-radius: 28px; background: linear-gradient(145deg, rgba(255, 254, 250, 0.98), rgba(232, 244, 233, 0.72)); box-shadow: 0 14px 36px rgba(31, 74, 50, 0.055); }
.about-copy p { margin-bottom: 13px; font-size: 14px; line-height: 1.85; }
.about-copy p:last-child { margin-bottom: 0; }
.about-copy strong, .about-signoff { color: var(--deep); }
.about-signoff { font-weight: 850; }
.privacy { display: flex; width: 100%; align-items: center; gap: 14px; padding: 18px; border: 0; border-radius: 23px; background: var(--paper); color: var(--ink); box-shadow: 0 12px 30px rgba(31, 74, 50, 0.05); text-align: left; cursor: pointer; }
.privacy:hover, .privacy:focus-visible { background: var(--soft); }
.privacy-mark { display: grid; width: 46px; height: 46px; flex: 0 0 auto; place-items: center; border-radius: 50%; background: var(--soft); color: var(--deep); font-size: 20px; }
.privacy > span:last-child, .privacy strong, .privacy small { display: block; }
.privacy strong { font-size: 16px; }
.privacy small { margin-top: 3px; color: var(--copy); font-size: 11px; line-height: 1.55; }
.download-card { position: relative; z-index: 2; display: grid; gap: 22px; margin-top: 8px; padding: 27px 19px 132px; border-radius: 27px 27px 0 0; background: var(--deep); color: #fff; }
.download-card h3 { margin-bottom: 10px; color: #fff; font-size: 27px; }
.download-copy p { max-width: 430px; margin: 0; color: rgba(255, 255, 255, 0.72); font-size: 13px; }
.download-actions { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 12px; }
.download-button { width: 100%; border-color: #fff; background: #fff; color: var(--deep); }
.download-button:hover, .download-button:focus-visible { background: var(--cream); color: var(--deep); }
.pending-light { display: block; width: max-content; margin-top: 11px; padding: 4px 8px; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 999px; color: rgba(255, 255, 255, 0.78); font-size: 10px; }
.qr-placeholder { display: flex; align-items: center; flex-direction: column; gap: 6px; color: rgba(255, 255, 255, 0.78); font-size: 10px; }
.qr-placeholder img { width: 76px; height: 76px; padding: 5px; border-radius: 8px; background: #fff; }
.closing-mascot { position: absolute; z-index: 3; right: -4px; bottom: 0; width: 134px; filter: drop-shadow(0 14px 17px rgba(0, 0, 0, 0.12)); }
.site-footer { padding: 20px 0 calc(20px + env(safe-area-inset-bottom)); background: var(--deep); color: rgba(255, 255, 255, 0.65); font-size: 11px; }
.footer-inner { display: flex; align-items: flex-start; flex-direction: column; gap: 11px; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 12px 22px; }
.footer-inner button { margin: 0; padding: 0; border: 0; background: transparent; color: inherit; cursor: pointer; font: inherit; }
.footer-inner a:hover, .footer-inner a:focus-visible, .footer-inner button:hover, .footer-inner button:focus-visible { color: #fff; }

.floating-download { position: fixed; z-index: 35; right: 14px; bottom: calc(12px + env(safe-area-inset-bottom)); left: 14px; transition: opacity 0.2s ease, transform 0.2s ease; }
.floating-download[hidden] { display: block; opacity: 0; pointer-events: none; transform: translateY(18px); }
.floating-download a { min-height: 54px; display: flex; align-items: center; justify-content: center; gap: 11px; border: 1px solid rgba(255, 255, 255, 0.7); border-radius: 18px; background: var(--green); color: #fff; box-shadow: 0 15px 32px rgba(23, 106, 71, 0.28); font-weight: 850; }
.floating-download small { padding-left: 11px; border-left: 1px solid rgba(255, 255, 255, 0.38); font-size: 10px; font-weight: 700; }

.image-dialog { width: min(calc(100% - 24px), 480px); max-height: calc(100dvh - 24px); padding: 0; overflow: hidden; border: 0; border-radius: 24px; background: var(--cream); box-shadow: 0 28px 80px rgba(9, 35, 25, 0.32); }
.image-dialog::backdrop { background: rgba(9, 35, 25, 0.72); backdrop-filter: blur(4px); }
.dialog-header { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 14px 10px 19px; border-bottom: 1px solid var(--line); background: var(--paper); }
.dialog-header button { min-width: 58px; min-height: 40px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); font-weight: 750; }
.dialog-scroll { max-height: calc(100dvh - 94px); overflow: auto; }
.dialog-scroll img { width: 100%; height: auto; }

.content-dialog { width: min(calc(100% - 24px), 590px); max-height: calc(100dvh - 24px); padding: 0; overflow: hidden; border: 0; border-radius: 24px; background: var(--cream); box-shadow: 0 28px 80px rgba(9, 35, 25, 0.32); }
.content-dialog::backdrop { background: rgba(9, 35, 25, 0.72); backdrop-filter: blur(4px); }
.content-dialog-body { max-height: calc(100dvh - 94px); padding: 28px 22px 32px; overflow: auto; }
.content-dialog-body h2 { margin-bottom: 22px; color: var(--deep); font-size: 2.25rem; }
.content-dialog-body > p:not(.section-index) { margin-bottom: 14px; font-size: 14px; line-height: 1.8; }
.content-dialog-body .dialog-note { margin: 22px 0 0; padding: 14px 15px; border-radius: 15px; background: var(--soft); color: var(--copy); font-size: 12px; }
.contact-email { display: block; margin-top: 24px; padding: 17px 18px; border-radius: 17px; background: var(--deep); color: rgba(255, 255, 255, 0.75); font-size: 12px; }
.contact-email strong { color: #fff; font-size: 18px; letter-spacing: 0; }

.not-found { min-height: 100dvh; display: grid; place-items: center; padding: 32px 0; background: var(--cream); }
.not-found-card { width: min(calc(100% - 36px), 620px); padding: 38px 24px; border-radius: 28px; background: var(--paper); box-shadow: var(--shadow); text-align: center; }
.not-found-card .brand { width: max-content; margin: 0 auto 30px; text-align: left; }
.not-found-card h1 { margin: 0 0 14px; color: var(--deep); font-size: clamp(2.5rem, 8vw, 4.3rem); }
.not-found-card p { margin: 0 auto 26px; max-width: 430px; }
.not-found-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }

@media (min-width: 721px) {
  .mobile-break { display: none; }
  .container { width: min(calc(100% - 64px), var(--container)); }
  .header-inner { height: 72px; }
  .hero-grid { gap: 30px; padding: 48px 0 58px; }
  .hero h1 { font-size: clamp(3.25rem, 5vw, 4.1rem); }
  .hero-description { max-width: 560px; font-size: 18px; }
  .hero-actions { display: flex; align-items: center; }
  .hero-visual { min-height: 680px; }
  .hero-preview { top: 0; width: 310px; aspect-ratio: 1080 / 2285; border-width: 8px; border-radius: 40px; }
  .hero-preview span { font-size: 10px; }
  .coupon-food { top: 82px; left: 4px; }
  .coupon-bank { top: 274px; right: 4px; }
  .hero-mascot { right: 4px; bottom: 18px; width: 145px; }
  .section-heading { grid-template-columns: 1.1fr 0.9fr; align-items: end; gap: 8%; }
  .section-heading h2 { font-size: 3.4rem; }
  .section-heading > p { margin-bottom: 5px; font-size: 16px; }
  .pain-grid, .steps { width: 100%; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); overflow: visible; padding: 0; }
  .pain-card, .step-card { min-width: 0; }
  .pain-card { min-height: 275px; }
  .carousel-dots { display: none; }
  .scene-row { display: grid; grid-template-columns: 240px 1fr; align-items: center; gap: 24px; padding: 30px; }
  .scene-intro p { margin-bottom: 0; }
  .scene-items { grid-template-columns: repeat(3, 1fr); }
  .step-card { padding: 20px; }
  .step-shot { aspect-ratio: 1080 / 1900; }
  .closing-grid { grid-template-columns: 1fr; gap: 28px; }
  .closing h2 { font-size: 3.7rem; }
  .about-story { padding: 42px; }
  .privacy { max-width: 590px; }
  .download-card { grid-template-columns: minmax(0, 1fr) auto; align-items: center; padding: 30px 190px 30px 30px; }
  .download-actions { display: flex; align-items: center; gap: 20px; }
  .download-button { width: auto; }
  .pending-light { margin-top: 9px; }
  .qr-placeholder { display: flex; align-items: center; gap: 11px; color: rgba(255, 255, 255, 0.78); font-size: 11px; }
  .qr-placeholder img { width: 86px; height: 86px; padding: 6px; border-radius: 8px; background: #fff; }
  .closing-mascot { right: 0; width: 162px; }
  .floating-download { display: none !important; }
  .footer-inner { align-items: center; flex-direction: row; justify-content: space-between; }
  .content-dialog-body { padding: 36px 38px 40px; }
}

@media (min-width: 1001px) {
  .header-inner { grid-template-columns: 1fr auto 1fr; gap: 32px; }
  .desktop-nav { display: flex; gap: 36px; color: #344940; font-size: 14px; font-weight: 700; }
  .desktop-nav a { position: relative; padding: 10px 0; }
  .desktop-nav a:hover, .desktop-nav .active { color: var(--deep); }
  .desktop-nav .active::after { content: ""; position: absolute; right: 4px; bottom: 1px; left: 4px; height: 2px; border-radius: 2px; background: var(--green); }
  .header-cta { display: inline-flex; }
  .menu-button, .mobile-menu { display: none !important; }
  .hero-grid { min-height: 760px; grid-template-columns: minmax(0, 1fr) min(43vw, 590px); align-items: center; gap: 42px; padding: 40px 0; }
  .hero-preview { width: 330px; }
  .coupon-food { left: 20px; }
  .coupon-bank { right: 20px; }
  .scene-row { grid-template-columns: 280px 1fr; padding: 36px; }
  .scene-items { grid-template-columns: repeat(6, 1fr); }
  .about-story { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 60px; }
  .about-copy { padding-top: 3px; columns: 2; column-gap: 34px; }
  .about-copy p { break-inside: avoid; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}