:root {
  /* Match AppIcon: cream field, cocoa outline, blush pink, leaf green */
  --bg0: #fff8ec;
  --bg1: #ffe9d6;
  --ink: #2d241e;
  --muted: #6b5a4e;
  --line: rgba(45, 36, 30, 0.12);
  --accent: #f08fa0;
  --accent-strong: #e6788c;
  --accent-dim: rgba(240, 143, 160, 0.22);
  --leaf: #7fad45;
  --leaf-dim: rgba(127, 173, 69, 0.18);
  --warn: #c9893a;
  --card: rgba(255, 255, 255, 0.72);
  --font-display: "Syne", "Noto Sans JP", system-ui, sans-serif;
  --font-body: "Noto Sans JP", system-ui, sans-serif;
}

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

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(900px 520px at 8% -8%, rgba(240, 143, 160, 0.28), transparent 55%),
    radial-gradient(780px 460px at 96% 4%, rgba(127, 173, 69, 0.2), transparent 50%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 55%, #fff3e4);
}

a {
  color: var(--leaf);
  text-underline-offset: 0.18em;
}

a:hover {
  color: #6a9634;
}

.wrap {
  width: min(100% - 2rem, 52rem);
  margin-inline: auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0 0.4rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark img {
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 0.42rem;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--card);
}

.lang-switch button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.85rem;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
}

.lang-switch button[aria-pressed="true"] {
  background: var(--accent-dim);
  color: var(--ink);
}

.hero {
  display: grid;
  gap: 1.75rem;
  padding: 2.6rem 0 2.2rem;
  align-items: center;
}

@media (min-width: 720px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2.5rem;
  }
}

.hero-copy {
  min-width: 0;
}

.hero-icon {
  justify-self: start;
  width: clamp(7.5rem, 22vw, 11rem);
  height: auto;
  border-radius: 1.35rem;
  box-shadow:
    0 18px 40px rgba(45, 36, 30, 0.12),
    0 2px 0 rgba(255, 255, 255, 0.7) inset;
}

@media (min-width: 720px) {
  .hero-icon {
    justify-self: end;
  }
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: var(--ink);
}

.hero-tagline {
  margin: 0.85rem 0 0.55rem;
  max-width: 28rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.hero-lead {
  margin: 0;
  max-width: 34rem;
  color: var(--muted);
}

.hero-free {
  margin: 0.9rem 0 0;
  max-width: 34rem;
  padding: 0.85rem 1rem;
  border-radius: 0.7rem;
  background: var(--leaf-dim);
  color: #3f5c1f;
  font-size: 0.98rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.65rem 1.15rem;
  border-radius: 0.7rem;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #3a1b22;
}

.btn-primary:hover {
  background: var(--accent-strong);
  color: #3a1b22;
}

.btn-secondary {
  background: var(--card);
  border-color: var(--line);
  color: var(--ink);
}

.btn-secondary:hover {
  border-color: rgba(45, 36, 30, 0.28);
  color: var(--ink);
}

.btn-ghost {
  background: var(--leaf-dim);
  border-color: transparent;
  color: #3f5c1f;
}

.btn-ghost:hover {
  background: rgba(127, 173, 69, 0.28);
  color: #3f5c1f;
}

.meta-line {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.notice {
  margin: 0.5rem 0 2rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--warn);
  background: rgba(201, 137, 58, 0.1);
  color: #6b4a1f;
  font-size: 0.95rem;
  border-radius: 0 0.7rem 0.7rem 0;
}

.section {
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.section p,
.section li {
  color: var(--muted);
}

.section ul,
.section ol {
  margin: 0;
  padding-left: 1.2rem;
}

.section li + li {
  margin-top: 0.35rem;
}

.shot {
  margin: 1.35rem 0 0;
  padding: 0;
}

.shot + .shot {
  margin-top: 1.75rem;
}

.shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.85rem;
  border: 1px solid var(--line);
  box-shadow: 0 14px 36px rgba(45, 36, 30, 0.1);
  background: #fff;
}

.shot figcaption {
  margin-top: 0.7rem;
}

.shot figcaption strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
  color: var(--ink);
}

.shot figcaption span {
  color: var(--muted);
  font-size: 0.95rem;
}

.voices {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
  align-items: start;
}

@media (min-width: 720px) {
  .voices {
    grid-template-columns: 1fr 1fr;
  }
}

.voices .twitter-tweet {
  margin: 0 !important;
  max-width: 100% !important;
}

.support-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

@media (min-width: 640px) {
  .support-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.support-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  background: var(--card);
}

.support-link:hover {
  border-color: rgba(240, 143, 160, 0.55);
  color: var(--ink);
}

.support-icon {
  flex: 0 0 auto;
  border-radius: 0.45rem;
}

.support-link strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.footer {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 0.6rem 0 1rem;
}

.footer a {
  color: var(--muted);
}

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

[hidden] {
  display: none !important;
}

/* theme: icon cream 2026-08-05 */

/* 2026-08-05 embeds + r2 shots */