/* Say 啦 — say-la.com */
:root {
  --bg: #FFF8EE;
  --surface: #FFFFFF;
  --ink: #252525;
  --ink2: #68625D;
  --ink3: #A69C90;
  --coral: #FF765F;
  --coral-strong: #EE624F;
  --coral-soft: #FFE9E2;
  --mint: #72C7A5;
  --mint-soft: #DFF2E9;
  --sky: #82C8ED;
  --sky-soft: #E3F2FB;
  --yellow: #FFD45C;
  --yellow-soft: #FFF1CE;
  --lavender: #A89BE8;
  --radius: 22px;
  --shadow: 0 6px 24px rgba(84, 64, 31, 0.08);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro TC", "PingFang TC", "Noto Sans TC", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* nav */
nav { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; color: var(--coral-strong); text-decoration: none; }
.logo svg { width: 34px; height: 34px; }
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a { color: var(--ink2); text-decoration: none; font-size: 15px; }
.nav-links a:hover { color: var(--ink); }
.lang { background: var(--surface); border-radius: 999px; padding: 6px 14px; box-shadow: var(--shadow); font-weight: 600; }

/* hero */
.hero { display: flex; align-items: center; gap: 48px; padding: 56px 0 72px; }
.hero-art { flex: 0 0 300px; position: relative; }
.hero-art .blob-bg { position: absolute; width: 260px; height: 260px; border-radius: 999px; background: var(--mint-soft); top: -30px; right: -20px; z-index: 0; }
.hero-art .blob-bg2 { position: absolute; width: 120px; height: 120px; border-radius: 999px; background: var(--yellow-soft); bottom: -20px; left: -16px; z-index: 0; }
.hero-art svg { position: relative; z-index: 1; width: 100%; height: auto; }
.hero-text h1 { font-size: clamp(38px, 6vw, 56px); line-height: 1.2; font-weight: 800; letter-spacing: 0.5px; }
.hero-text .tagline-en { color: var(--coral-strong); font-weight: 700; font-size: 18px; margin-top: 10px; letter-spacing: 0.5px; }
.hero-text p.sub { color: var(--ink2); font-size: 18px; margin-top: 16px; max-width: 30em; }
.hero-cta { margin-top: 28px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.badge-soon { display: inline-flex; align-items: center; gap: 8px; background: var(--ink); color: #fff; border-radius: 14px; padding: 12px 22px; font-weight: 600; font-size: 15px; }
.badge-note { color: var(--ink3); font-size: 14px; }

/* loop strip */
.loop { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px 20px; display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; font-weight: 700; font-size: 17px; }
.loop span.step { background: var(--coral-soft); color: var(--coral-strong); border-radius: 999px; padding: 8px 18px; }
.loop span.arrow { color: var(--ink3); align-self: center; }

/* features */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; margin: 56px 0 72px; }
.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px 24px; }
.card .icon { width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.icon.coral { background: var(--coral-soft); }
.icon.mint { background: var(--mint-soft); }
.icon.sky { background: var(--sky-soft); }
.icon.yellow { background: var(--yellow-soft); }
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { color: var(--ink2); font-size: 15px; }

/* section heads */
h2.section { font-size: 30px; font-weight: 800; margin: 24px 0 8px; }
p.section-sub { color: var(--ink2); margin-bottom: 24px; }

/* footer */
footer { border-top: 1px solid #F0E4D2; margin-top: 48px; padding: 32px 0 48px; color: var(--ink3); font-size: 14px; }
footer .cols { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer a { color: var(--ink2); text-decoration: none; margin-right: 18px; }
footer a:hover { color: var(--ink); }

/* legal pages */
.legal { max-width: 760px; margin: 0 auto; padding: 24px 24px 64px; }
.legal h1 { font-size: 32px; margin: 24px 0 4px; }
.legal .updated { color: var(--ink3); font-size: 14px; margin-bottom: 28px; }
.legal h2 { font-size: 20px; margin: 28px 0 8px; }
.legal p, .legal li { color: var(--ink2); font-size: 15.5px; margin-bottom: 10px; }
.legal ul { padding-left: 22px; margin-bottom: 12px; }
.legal .card-note { background: var(--surface); border-radius: 14px; box-shadow: var(--shadow); padding: 16px 20px; margin: 18px 0; }

@media (max-width: 760px) {
  .hero { flex-direction: column; text-align: center; padding-top: 24px; gap: 24px; }
  .hero-art { flex-basis: auto; width: 220px; }
  .hero-text p.sub { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
}

.hide { display: none !important; }

/* app store badge */
.appstore-badge { display: inline-flex; align-items: center; gap: 10px; background: var(--ink); color: #fff; border-radius: 14px; padding: 10px 22px 10px 16px; text-decoration: none; line-height: 1.15; }
.appstore-badge svg { width: 26px; height: 26px; fill: #fff; flex: none; }
.appstore-badge small { display: block; font-size: 11px; font-weight: 500; opacity: .85; }
.appstore-badge strong { display: block; font-size: 18px; font-weight: 700; letter-spacing: .2px; }
.appstore-badge:hover { background: #000; }

/* demo */
.demo { display: flex; gap: 48px; align-items: center; margin: 8px 0 72px; }
.demo-copy { flex: 1; }
.demo-copy h2 { font-size: 30px; font-weight: 800; margin-bottom: 8px; }
.demo-copy p { color: var(--ink2); margin-bottom: 18px; max-width: 26em; }
.demo-copy .demo-hint { color: var(--ink3); font-size: 14px; }
.phone { flex: 0 0 320px; background: #1b1b1b; border-radius: 46px; padding: 12px; box-shadow: 0 18px 48px rgba(84,64,31,.22); }
.phone-screen { background: var(--bg); border-radius: 36px; overflow: hidden; height: 600px; display: flex; flex-direction: column; }
.chat-head { background: var(--surface); padding: 16px 18px 12px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid #F0E4D2; }
.chat-head .avatar { width: 36px; height: 36px; border-radius: 999px; background: var(--mint-soft); display: flex; align-items: center; justify-content: center; font-size: 18px; }
.chat-head .who { font-weight: 700; font-size: 15px; }
.chat-head .scene { color: var(--ink3); font-size: 12px; }
.chat-body { flex: 1; overflow-y: auto; padding: 16px 14px; display: flex; flex-direction: column; gap: 10px; }
.bubble { max-width: 82%; border-radius: 18px; padding: 10px 14px; font-size: 14.5px; line-height: 1.5; opacity: 1; transform: none; transition: opacity .35s, transform .35s; }
.bubble.hide { display: none; }
.bubble.entering { opacity: 0; transform: translateY(8px); }
.b-ai { background: var(--surface); box-shadow: var(--shadow); align-self: flex-start; border-bottom-left-radius: 6px; }
.b-user { background: var(--coral); color: #fff; align-self: flex-end; border-bottom-right-radius: 6px; }
.b-user .mic { opacity: .8; font-size: 12px; display: block; margin-bottom: 2px; }
.b-user.good { background: var(--mint); }
.coach-card { background: var(--yellow-soft); border: 1.5px solid var(--yellow); align-self: stretch; max-width: 100%; border-radius: 16px; padding: 12px 14px; font-size: 13.5px; }
.coach-card .coach-tag { font-weight: 800; font-size: 12px; color: #8A6A00; letter-spacing: .3px; display: block; margin-bottom: 4px; }
.coach-card .say { font-weight: 700; margin: 2px 0; }
.coach-card .why { color: var(--ink2); }
.chat-foot { padding: 12px 14px 18px; background: var(--surface); border-top: 1px solid #F0E4D2; }
.chat-foot #demo-next { width: 100%; border: 0; border-radius: 999px; padding: 13px 0; background: var(--coral); color: #fff; font-weight: 800; font-size: 15px; cursor: pointer; font-family: inherit; }
.chat-foot #demo-next:hover { background: var(--coral-strong); }
.demo-end { text-align: center; }
.demo-end .again { display: block; margin-top: 10px; color: var(--ink3); font-size: 13px; cursor: pointer; background: none; border: none; font-family: inherit; }
.demo-end .again:hover { color: var(--ink); }
@media (max-width: 820px) {
  .demo { flex-direction: column; }
  .demo-copy { text-align: center; }
  .demo-copy p { margin-left: auto; margin-right: auto; }
  .phone { flex-basis: auto; width: min(320px, 88vw); }
}

/* download section */
.download-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 44px 28px; text-align: center; margin: 0 0 56px; }
.download-card h2 { font-size: 28px; font-weight: 800; margin-bottom: 6px; }
.download-card p { color: var(--ink2); margin-bottom: 22px; }
.download-card .note { color: var(--ink3); font-size: 13px; margin: 14px 0 0; }

/* pricing */
.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin: 24px 0 40px; align-items: start; }
.price-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px 24px; position: relative; }
.price-card.featured { border: 2.5px solid var(--coral); box-shadow: 0 10px 32px rgba(84,64,31,.13); }
.price-card .plan-name { font-size: 19px; font-weight: 800; display: flex; align-items: center; justify-content: space-between; }
.price-card .rec { background: var(--coral); color: #fff; font-size: 12px; font-weight: 700; border-radius: 999px; padding: 4px 12px; }
.price-card .amount { font-size: 30px; font-weight: 800; margin-top: 10px; }
.price-card .permonth { color: var(--ink2); font-size: 14px; margin-bottom: 14px; }
.price-card ul { list-style: none; margin: 0 0 14px; }
.price-card li { color: var(--ink2); font-size: 15px; padding: 4px 0 4px 26px; position: relative; }
.price-card li::before { content: "✓"; position: absolute; left: 2px; color: var(--mint); font-weight: 700; }
.price-card .alt { color: var(--ink3); font-size: 13.5px; }
.pricing-note { color: var(--ink3); font-size: 13px; text-align: center; margin: -16px 0 48px; }