:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #26332d;
  background: #faf8f2;
  font-synthesis: none;
  --green: #3f6b57;
  --green-dark: #315443;
  --green-deep: #243f33;
  --green-soft: #79a86b;
  --cream: #faf8f2;
  --cream-deep: #f1eee5;
  --white: #fff;
  --ink: #26332d;
  --muted: #617068;
  --accent: #f2a65a;
  --border: #dde2da;
  --shadow: 0 20px 55px rgba(42, 70, 57, 0.11);
  --radius-sm: 14px;
  --radius: 22px;
  --radius-lg: 32px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; scroll-padding-top: 88px; background: var(--cream); }
body { min-width: 320px; margin: 0; overflow-x: hidden; background: var(--cream); color: var(--ink); line-height: 1.6; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { margin-top: 0; line-height: 1.08; letter-spacing: -0.035em; }
h1 { max-width: 760px; margin-bottom: 20px; font-size: clamp(2.55rem, 11.5vw, 5.4rem); }
h2 { margin-bottom: 20px; font-size: clamp(2rem, 8vw, 3.75rem); }
h3 { margin-bottom: 10px; font-size: 1.25rem; }
p { margin-top: 0; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; transform: translateY(-150%); border-radius: 8px; padding: 10px 14px; background: var(--ink); color: white; font-weight: 800; }
.skip-link:focus { transform: translateY(0); }
.container { width: min(100% - 36px, var(--container)); margin-inline: auto; }
.narrow { max-width: 880px; }
.section { padding: 76px 0; }
.section-heading { max-width: 760px; margin-bottom: 36px; }
.eyebrow { margin-bottom: 12px; color: var(--green); font-size: 0.74rem; font-weight: 850; letter-spacing: 0.14em; text-transform: uppercase; }
.eyebrow.light { color: #c4dfbb; }
.section-statement { margin: 32px auto 0; color: var(--green); font-size: clamp(1.25rem, 5vw, 1.75rem); font-weight: 850; text-align: center; letter-spacing: -0.025em; }
.section-statement.left { margin-inline: 0; text-align: left; }

.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: var(--radius-sm); padding: 0 22px; background: var(--green); color: white; font-size: 0.94rem; font-weight: 800; line-height: 1.2; text-align: center; text-decoration: none; box-shadow: 0 10px 24px rgba(63, 107, 87, 0.2); transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease; }
.button:hover { transform: translateY(-2px); background: var(--green-dark); box-shadow: 0 13px 28px rgba(63, 107, 87, 0.24); }
.button:active { transform: translateY(0); }
.button-small { min-height: 44px; padding-inline: 16px; font-size: 0.82rem; }
.button-secondary { border-color: var(--border); background: rgba(255, 255, 255, 0.74); color: var(--green-dark); box-shadow: none; }
.button-secondary:hover { background: white; box-shadow: none; }
.button-light { background: white; color: var(--green-dark); }
.button-light:hover { background: #f4f7f2; color: var(--green-deep); }

.site-header { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid rgba(63, 107, 87, 0.08); background: rgba(250, 248, 242, 0.92); backdrop-filter: blur(16px); }
.header-inner { display: flex; min-height: 76px; width: min(100% - 24px, var(--container)); align-items: center; justify-content: space-between; gap: 12px; margin-inline: auto; padding-block: 8px; }
.brand-link { display: block; flex: none; border-radius: 10px; }
.brand-link img { width: 74px; height: 58px; object-fit: contain; }
.header-actions { display: flex; min-width: 0; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 7px; }
.header-sign-in { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; padding-inline: 8px; color: var(--green-dark); font-size: 0.85rem; font-weight: 800; text-decoration: none; }
.language-switcher { display: inline-flex; flex: none; gap: 2px; border: 1px solid var(--border); border-radius: 999px; padding: 2px; background: white; }
.language-switcher button { min-width: 44px; min-height: 44px; border: 0; border-radius: 999px; padding: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 0.72rem; font-weight: 850; }
.language-switcher button[aria-pressed="true"] { background: var(--green); color: white; }

.hero { padding: 58px 0 72px; }
.hero-layout { display: grid; gap: 52px; align-items: center; }
.hero-copy { min-width: 0; }
.hero-intro { max-width: 680px; margin-bottom: 28px; color: var(--muted); font-size: clamp(1.05rem, 4.4vw, 1.25rem); line-height: 1.65; }
.hero-actions { display: flex; flex-direction: column; gap: 10px; }
.hero-note { display: flex; align-items: flex-start; gap: 8px; margin: 20px 0 0; color: var(--muted); font-size: 0.88rem; }
.hero-note > span:first-child { color: var(--green); font-weight: 900; }
.product-preview { max-width: 330px; margin: 0 auto; }
.device-frame { position: relative; border: 8px solid var(--green-deep); border-radius: 38px; padding: 18px 9px 10px; background: var(--green-deep); box-shadow: var(--shadow); }
.device-speaker { position: absolute; top: 7px; left: 50%; width: 52px; height: 4px; transform: translateX(-50%); border-radius: 99px; background: #789084; }
.screenshot-slot { aspect-ratio: 947 / 2048; overflow: hidden; border-radius: 25px; background: #f6f3ea; }
.screenshot-slot img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.product-preview figcaption { margin-top: 14px; color: var(--muted); font-size: 0.78rem; text-align: center; }

.problem-section { background: var(--cream-deep); }
.problem-section h2 { max-width: 780px; }
.problem-grid { display: grid; gap: 28px; }
.problem-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.problem-list li { position: relative; border-radius: var(--radius-sm); padding: 16px 16px 16px 46px; background: rgba(255, 255, 255, 0.68); }
.problem-list li::before { content: ""; position: absolute; top: 21px; left: 18px; width: 12px; height: 12px; border: 2px solid var(--accent); border-radius: 50%; }
.problem-copy { color: var(--muted); font-size: 1.04rem; }
.problem-copy strong { color: var(--ink); }

.steps { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.steps li { position: relative; overflow: hidden; border: 1px solid rgba(63, 107, 87, 0.1); border-radius: var(--radius); padding: 26px 22px; background: white; box-shadow: 0 8px 26px rgba(42, 70, 57, 0.055); }
.step-number { display: inline-grid; width: 42px; height: 42px; place-items: center; margin-bottom: 26px; border-radius: 50%; background: #e8f0e5; color: var(--green); font-size: 0.74rem; font-weight: 900; }
.steps p { margin: 0; color: var(--muted); font-size: 0.96rem; }

.features-section { background: #f4f2eb; }
.feature-grid { display: grid; gap: 12px; }
.feature-card { border: 1px solid rgba(63, 107, 87, 0.08); border-radius: var(--radius); padding: 22px; background: rgba(255, 255, 255, 0.82); }
.feature-icon { display: grid; width: 46px; height: 46px; place-items: center; margin-bottom: 22px; border-radius: 14px; background: #e7efe4; color: var(--green); }
.feature-icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.feature-card p { margin: 0; color: var(--muted); font-size: 0.93rem; }

.principle-section { background: var(--green-deep); color: white; }
.principle-layout { display: grid; gap: 34px; }
.principle-layout h2 { margin: 0; }
.principle-copy { border-left: 2px solid var(--green-soft); padding-left: 20px; color: #d8e2dc; }
.principle-copy h3 { margin: 28px 0; color: white; font-size: clamp(1.45rem, 6vw, 2rem); }
.principle-copy p:last-child { margin-bottom: 0; }

.split-layout { display: grid; gap: 30px; }
.split-copy { color: var(--muted); }
.split-copy .contrast-line { margin-top: 28px; color: var(--ink); font-weight: 850; }
.split-copy h3 { max-width: 520px; color: var(--green); font-size: clamp(1.55rem, 6vw, 2.25rem); }

.shopping-section { background: #e8efe6; }
.shopping-layout { display: grid; gap: 28px; align-items: center; }
.shopping-mark { display: grid; width: 92px; height: 92px; place-items: center; border-radius: 28px; background: var(--green); color: white; box-shadow: 0 16px 36px rgba(63, 107, 87, 0.23); transform: rotate(-3deg); }
.shopping-mark svg { width: 46px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.shopping-layout p:not(.eyebrow, .section-statement) { color: var(--muted); }

.vision-card { border: 1px solid rgba(63, 107, 87, 0.12); border-radius: var(--radius-lg); padding: 34px 24px; background: white; box-shadow: 0 14px 42px rgba(42, 70, 57, 0.07); }
.vision-card p:not(.eyebrow) { max-width: 720px; color: var(--muted); }
.vision-card p:last-child { margin-bottom: 0; }
.vision-card strong { color: var(--ink); }

.plans-section { background: var(--cream-deep); }
.plans-heading { max-width: 820px; }
.plans-heading > p:last-child { max-width: 720px; margin-bottom: 0; color: var(--muted); font-size: 1.04rem; }
.plan-grid { display: grid; gap: 16px; }
.plan-card { display: flex; min-width: 0; flex-direction: column; justify-content: space-between; gap: 32px; border: 1px solid rgba(63, 107, 87, 0.12); border-radius: var(--radius); padding: 26px 22px; background: rgba(255, 255, 255, 0.86); box-shadow: 0 10px 32px rgba(42, 70, 57, 0.06); }
.plan-card-plus { border-color: rgba(63, 107, 87, 0.32); background: #f8fbf6; box-shadow: 0 16px 40px rgba(42, 70, 57, 0.1); }
.plan-card h3 { margin-bottom: 10px; color: var(--green-dark); font-size: clamp(1.55rem, 6vw, 2rem); }
.plan-subtitle { min-height: 3.2em; margin-bottom: 24px; color: var(--muted); }
.plan-features { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; }
.plan-features li { position: relative; padding-left: 28px; color: var(--ink); }
.plan-features li::before { content: "✓"; position: absolute; top: 0; left: 0; color: var(--green); font-weight: 900; }
.plan-card-action { border-top: 1px solid var(--border); padding-top: 24px; }
.plan-price { margin-bottom: 18px; color: var(--green-deep); font-size: clamp(1.55rem, 7vw, 2.2rem); font-weight: 850; line-height: 1.15; letter-spacing: -0.03em; }
.plan-button { width: 100%; }
.plans-note { max-width: 760px; margin: 28px auto 0; color: var(--muted); font-size: 0.92rem; text-align: center; }

.final-cta { padding: 78px 0; background: var(--green); color: white; text-align: center; }
.final-cta h2 { max-width: 700px; margin-inline: auto; }
.final-cta p { max-width: 620px; margin: 0 auto 26px; color: #e0eae4; font-size: 1.08rem; }
.final-cta small { display: block; margin-top: 16px; color: #d7e5dd; font-size: 0.8rem; }

.site-footer { border-top: 1px solid var(--border); padding: 42px 0; background: #f4f1e8; }
.footer-layout { display: grid; gap: 28px; }
.footer-brand strong { font-size: 1.3rem; }
.footer-brand p { margin: 6px 0 0; color: var(--muted); font-size: 0.88rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 6px 20px; }
.footer-nav a, .footer-link { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; color: var(--green-dark); font-size: 0.84rem; font-weight: 750; }
.footer-nav a { text-decoration-thickness: 1px; text-underline-offset: 4px; }
.footer-link.unavailable { cursor: not-allowed; color: #7c8881; text-decoration: underline dotted; text-underline-offset: 4px; }
.copyright { margin: 0; color: var(--muted); font-size: 0.78rem; }

@media (min-width: 500px) {
  .container { width: min(100% - 52px, var(--container)); }
  .header-inner { width: min(100% - 36px, var(--container)); }
  .hero-actions { flex-direction: row; flex-wrap: wrap; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vision-card { padding: 48px; }
}

@media (min-width: 768px) {
  html { scroll-padding-top: 98px; }
  .section { padding: 104px 0; }
  .header-inner { min-height: 86px; }
  .brand-link img { width: 90px; height: 66px; }
  .header-actions { gap: 12px; }
  .hero { padding: 82px 0 100px; }
  .hero-layout { grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr); gap: 46px; }
  .hero-copy h1 { font-size: clamp(3.6rem, 7.4vw, 5.4rem); }
  .product-preview { width: 100%; }
  .problem-grid { grid-template-columns: 1.12fr 0.88fr; align-items: start; }
  .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .steps li { min-height: 370px; }
  .feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .principle-layout, .split-layout { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 64px; }
  .shopping-layout { grid-template-columns: 170px minmax(0, 1fr); }
  .shopping-mark { width: 130px; height: 130px; border-radius: 38px; }
  .plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
  .plan-card { padding: 34px 30px; }
  .footer-layout { grid-template-columns: 1fr auto; align-items: start; }
  .copyright { grid-column: 1 / -1; }
}

@media (min-width: 1024px) {
  .section { padding: 124px 0; }
  .hero { min-height: calc(100vh - 86px); min-height: calc(100svh - 86px); display: grid; align-items: center; padding-block: 62px; }
  .hero-layout { grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.5fr); gap: 70px; }
  .device-frame { border-width: 9px; }
  .feature-card { padding: 28px; }
  .steps li { min-height: 350px; padding: 30px 28px; }
}

@media (max-width: 499px) {
  .site-header .button-small { flex-basis: 100%; }
  .header-inner { align-items: flex-start; }
  .brand-link img { width: 68px; height: 54px; }
  .header-actions { max-width: 245px; }
  .site-header .button-small { min-height: 44px; }
  .hero { padding-top: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}
