:root {
  --paper: #f3f5f0;
  --surface: #ffffff;
  --ink: #16372f;
  --ink-2: #215145;
  --muted: #6f7b76;
  --line: #dce3de;
  --mint: #bce6d5;
  --mint-soft: #e7f4ee;
  --blue: #58b7d0;
  --blue-soft: #e1f1f5;
  --coral: #ee765f;
  --coral-soft: #fae6e1;
  --yellow: #f5c655;
  --yellow-soft: #fbf1cd;
  --nav-width: 220px;
  --shadow: 0 20px 54px rgba(31, 69, 58, .11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif; letter-spacing: 0; }
button, input { font: inherit; letter-spacing: 0; }
button { color: inherit; }
button:focus-visible, input:focus-visible { outline: 3px solid rgba(103,170,190,.32); outline-offset: 2px; }
.icon { width: 1em; height: 1em; display: block; flex: 0 0 auto; }
.app-shell { min-height: 100vh; }

.side-nav { position: fixed; inset: 0 auto 0 0; width: var(--nav-width); padding: 26px 17px 20px; background: #12352c; color: white; display: flex; flex-direction: column; z-index: 40; }
.brand { display: flex; align-items: center; gap: 10px; padding: 0 8px 30px; color: white; text-decoration: none; }
.brand-mark { width: 38px; height: 38px; border-radius: 7px; display: grid; place-items: center; background: var(--blue); color: white; font-size: 20px; }
.brand-mark .icon { width: 19px; height: 19px; stroke-width: 2.1; }
.brand strong, .brand small { display: block; }.brand strong { font-size: 18px; }.brand small { margin-top: 2px; color: #9cb9af; font-size: 8px; }
.nav-list { display: grid; gap: 6px; }
.nav-item { width: 100%; height: 46px; padding: 0 12px; border: 0; border-radius: 6px; background: transparent; color: #a8beb6; display: grid; grid-template-columns: 20px 1fr auto; align-items: center; gap: 11px; text-align: left; cursor: pointer; }
.nav-item > span { font-size: 18px; }.nav-item b { font-size: 12px; }.nav-item em { color: var(--ink); background: var(--yellow); border-radius: 3px; padding: 3px 4px; font-size: 6px; font-style: normal; }
.nav-item:hover { background: rgba(255,255,255,.06); color: white; }.nav-item.active { background: white; color: var(--ink); }
.side-foot { margin-top: auto; display: grid; gap: 10px; }.ai-nav { height: 43px; border: 1px solid rgba(255,255,255,.18); border-radius: 6px; background: transparent; color: white; display: flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer; }.ai-nav span { color: var(--yellow); font-size: 16px; }.ai-nav b { font-size: 10px; }
.profile { padding: 14px 3px 0; border: 0; border-top: 1px solid rgba(255,255,255,.11); background: transparent; color: white; display: flex; align-items: center; gap: 9px; text-align: left; }.profile > span:first-child, .avatar { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; overflow: hidden; background: white; color: white; font-size: 11px; font-weight: 800; }.profile-avatar img, .avatar img { width: 100%; height: 100%; display: block; object-fit: cover; }.profile strong, .profile small { display: block; }.profile strong { font-size: 11px; }.profile small { margin-top: 3px; color: #91a9a0; font-size: 8px; }

.main-area { margin-left: var(--nav-width); min-height: 100vh; }
.topbar { height: 88px; padding: 0 42px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.top-title small { color: var(--muted); font-size: 10px; }.top-title h1 { margin: 5px 0 0; font-size: 25px; line-height: 1.15; }
.top-actions { display: flex; align-items: center; gap: 9px; }
.icon-button, .avatar { width: 38px; height: 38px; border: 1px solid var(--line); cursor: pointer; }.icon-button { border-radius: 50%; background: white; display: grid; place-items: center; color: var(--ink); font-size: 16px; }.avatar { padding: 0; border: 0; }
.mobile-brand { display: none; align-items: center; gap: 8px; }.mobile-brand .brand-mark { width: 32px; height: 32px; font-size: 17px; }

.view { display: none; padding: 0 42px 70px; }.view.active { display: block; animation: view-in .25s ease both; }
@keyframes view-in { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
.eyebrow { color: var(--muted); font-size: 9px; font-weight: 750; text-transform: uppercase; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 15px; }.section-heading.compact { align-items: center; }.section-heading h2 { margin: 5px 0 0; font-size: 20px; }.section-heading h3 { margin: 4px 0 0; font-size: 16px; }
.text-button { padding: 0; border: 0; background: transparent; color: var(--ink-2); font-size: 9px; font-weight: 800; cursor: pointer; display: inline-flex; align-items: center; gap: 5px; }
.primary-button, .secondary-button, .ghost-button, .dark-button, .light-button { min-height: 41px; padding: 0 16px; border-radius: 5px; font-size: 10px; font-weight: 800; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 7px; }
.primary-button { border: 0; background: var(--ink); color: white; }.primary-button.yellow { background: var(--yellow); color: var(--ink); }.primary-button.full { width: 100%; }.secondary-button { border: 1px solid var(--line); background: white; }.ghost-button { border: 1px solid rgba(255,255,255,.28); background: transparent; color: white; }.dark-button { width: 100%; border: 0; background: var(--ink); color: white; }.light-button { width: 100%; border: 1px solid var(--line); background: white; }.wide-link { width: 100%; height: 40px; border: 0; border-top: 1px solid var(--line); background: transparent; display: flex; align-items: end; justify-content: space-between; padding: 13px 0 0; color: var(--ink); font-size: 9px; font-weight: 800; cursor: pointer; }

.hydration-hero { min-height: 440px; border-radius: 8px; overflow: hidden; background: #153a31; color: white; display: grid; grid-template-columns: minmax(330px,1fr) 265px minmax(250px,.72fr); position: relative; box-shadow: var(--shadow); }
.hero-copy { padding: 44px 10px 38px 38px; position: relative; z-index: 1; }.live-label { color: #a5c7bb; font-size: 8px; }.live-label i { display: inline-block; width: 6px; height: 6px; margin-right: 6px; border-radius: 50%; background: #78d3ad; box-shadow: 0 0 0 4px rgba(120,211,173,.12); }.hero-copy > p { margin: 34px 0 0; color: #a9c3ba; font-size: 11px; }.amount-line { display: flex; align-items: baseline; gap: 8px; margin-top: -2px; }.amount-line strong { font-size: 82px; line-height: 1; font-weight: 850; }.amount-line span { color: var(--yellow); font-size: 23px; font-weight: 800; }.hero-copy h2 { margin: 11px 0 0; max-width: 390px; font-size: 23px; }.hero-copy .hero-reason { margin: 9px 0 0; max-width: 430px; color: #adbfba; font-size: 10px; line-height: 1.7; }.hero-actions { display: flex; gap: 9px; margin-top: 25px; align-items: stretch; }.auto-listening { min-width: 205px; min-height: 44px; padding: 7px 13px; border: 1px solid rgba(190,221,211,.28); border-radius: 5px; background: rgba(255,255,255,.06); display: flex; align-items: center; gap: 10px; }.listening-icon { width: 28px; height: 28px; flex: 0 0 auto; border-radius: 50%; background: rgba(88,183,208,.2); color: #90d3e3; display: grid; place-items: center; }.auto-listening strong, .auto-listening small { display: block; }.auto-listening strong { color: white; font-size: 9px; }.auto-listening strong i { display: inline-block; width: 6px; height: 6px; margin-right: 4px; border-radius: 50%; background: #78d3ad; box-shadow: 0 0 0 3px rgba(120,211,173,.12); }.auto-listening small { margin-top: 3px; color: #a9c3ba; font-size: 7px; }
.cup-stage { position: relative; display: grid; place-items: center; min-height: 440px; background: #0f2e27; }.cup-stage::before { content: ""; position: absolute; width: 195px; height: 1px; bottom: 62px; background: rgba(255,255,255,.13); box-shadow: 0 25px 40px rgba(0,0,0,.35); }.cup-note { position: absolute; z-index: 3; padding: 7px 9px; border: 1px solid rgba(255,255,255,.18); border-radius: 4px; background: rgba(8,31,25,.74); backdrop-filter: blur(8px); }.cup-note b, .cup-note small { display: block; }.cup-note b { font-size: 10px; }.cup-note small { margin-top: 2px; color: #91aea4; font-size: 7px; }.cup-note.top { top: 62px; right: 15px; }.cup-note.bottom { bottom: 71px; left: 12px; }.cup-note.bottom i { display: inline-block; width: 5px; height: 5px; margin-right: 4px; border-radius: 50%; background: var(--coral); }
.smart-cup { position: relative; width: 112px; height: 240px; filter: drop-shadow(0 20px 17px rgba(0,0,0,.23)); }.cup-lid { position: absolute; left: 13px; top: 0; width: 86px; height: 25px; border-radius: 13px 13px 5px 5px; background: #d8e3df; border-bottom: 4px solid #82968f; z-index: 3; }.cup-lid::after { content: ""; position: absolute; left: 36px; top: -8px; width: 16px; height: 10px; border-radius: 6px 6px 2px 2px; background: #718980; }.cup-body { position: absolute; left: 8px; top: 20px; width: 96px; height: 205px; border-radius: 12px 12px 23px 23px; background: linear-gradient(90deg,#eff5f2 0%,#c7d7d1 47%,#f4f8f6 100%); border: 1px solid rgba(255,255,255,.6); overflow: hidden; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--ink); }.cup-body::after { content: ""; position: absolute; left: 12px; top: 13px; width: 8px; height: 155px; border-radius: 6px; background: rgba(255,255,255,.6); }.cup-water { position: absolute; inset: auto 0 0; height: 69%; background: rgba(90,180,202,.36); border-top: 2px solid rgba(255,255,255,.75); }.cup-body em, .cup-body small { position: relative; z-index: 2; font-style: normal; }.cup-body em { font-size: 20px; font-weight: 850; }.cup-body small { margin-top: 3px; font-size: 7px; }.cup-base { position: absolute; left: 17px; bottom: 0; width: 78px; height: 19px; border-radius: 4px 4px 12px 12px; background: #71877f; }.hero-cup { transform: scale(1.2); }
.mint-cup .cup-body { background: linear-gradient(90deg,#e7f4ee,#bed9cd 45%,#eef8f3); }.coral-cup .cup-body { color: #5f2820; background: linear-gradient(90deg,#f7a28e,#e97963 46%,#ffb09e); }.coral-cup .cup-lid { background: #f4c2b8; border-color: #a75545; }.coral-cup .cup-base { background: #a75545; }.ink-cup .cup-body { color: white; background: linear-gradient(90deg,#263d37,#132b25 48%,#39534b); }.ink-cup .cup-lid { background: #314941; border-color: #0b1e19; }.ink-cup .cup-base { background: #0b1e19; }
.hero-side { padding: 35px 25px; background: #1d4a3e; }.watch-signal { min-height: 55px; padding-bottom: 17px; border-bottom: 1px solid rgba(255,255,255,.13); display: flex; align-items: center; gap: 10px; }.watch-signal > span { width: 34px; height: 34px; border-radius: 7px; display: grid; place-items: center; background: var(--yellow); color: var(--ink); font-size: 16px; }.watch-signal small, .watch-signal strong { display: block; }.watch-signal small { color: #a7c2b8; font-size: 7px; }.watch-signal strong { margin-top: 3px; font-size: 10px; }.factor-list { list-style: none; padding: 8px 0 0; margin: 0; }.factor-list li { min-height: 61px; display: grid; grid-template-columns: 27px 1fr auto; align-items: center; gap: 9px; border-bottom: 1px solid rgba(255,255,255,.1); }.factor-list li > span { font-size: 15px; color: var(--yellow); }.factor-list b, .factor-list small { display: block; }.factor-list b { font-size: 9px; }.factor-list small { margin-top: 3px; color: #9db5ac; font-size: 7px; }.factor-list em { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.08); font-size: 8px; font-style: normal; }.privacy-note { margin: 20px 0 0; color: #9fb6ad; font-size: 7px; display: flex; align-items: center; gap: 5px; }

.day-progress { margin-top: 17px; min-height: 150px; padding: 22px 24px; border: 1px solid #e2d6b2; border-radius: 7px; background: #faf2d7; display: grid; grid-template-columns: 245px minmax(250px,1fr) 270px; align-items: center; gap: 28px; }.progress-copy h2 { margin: 4px 0 5px; font-size: 19px; }.progress-copy h2 strong { font-size: 25px; }.progress-copy p { margin: 0; color: var(--muted); font-size: 8px; line-height: 1.5; }.water-track { height: 56px; position: relative; border-top: 12px solid white; }.water-track::before { content: ""; position: absolute; inset: -12px auto auto 0; width: 100%; height: 12px; border-radius: 7px; background: rgba(22,55,47,.1); }.water-track > i { position: absolute; left: 0; top: -12px; width: 65%; height: 12px; border-radius: 7px; background: var(--blue); transition: width .4s ease; }.track-mark { --x: 0%; position: absolute; left: var(--x); top: 11px; transform: translateX(-50%); color: var(--muted); font-size: 7px; }.track-mark::before { content: ""; position: absolute; left: 50%; top: -26px; width: 1px; height: 17px; background: #a9b1ad; }.track-mark.now { color: var(--ink); font-weight: 800; }.track-mark.now::after { content: ""; position: absolute; left: 50%; top: -30px; width: 7px; height: 7px; transform: translateX(-50%); border-radius: 50%; background: var(--coral); }.track-mark.target { transform: translateX(-100%); }.progress-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 6px; }.progress-stats span { min-height: 61px; padding: 9px 4px; background: rgba(255,255,255,.63); border-radius: 5px; text-align: center; display: grid; align-content: center; gap: 4px; }.progress-stats small { color: var(--muted); font-size: 7px; }.progress-stats b { font-size: 10px; }

.today-layout { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 34px; margin-top: 34px; }.main-column { min-width: 0; }.sip-timeline { border-top: 1px solid var(--line); }.sip-timeline article { min-height: 76px; display: grid; grid-template-columns: 48px 17px 1fr auto; align-items: center; gap: 11px; border-bottom: 1px solid var(--line); position: relative; }.sip-timeline time { color: var(--muted); font-size: 8px; }.timeline-dot { width: 10px; height: 10px; border: 2px solid #b9c6c1; border-radius: 50%; position: relative; }.timeline-dot::after { content: ""; position: absolute; left: 2px; top: 12px; width: 1px; height: 55px; background: var(--line); }.sip-timeline article:last-child .timeline-dot::after { display: none; }.sip-timeline article.done .timeline-dot { background: var(--mint); border-color: var(--ink-2); }.sip-timeline article.current { background: var(--mint-soft); padding: 0 12px; border-radius: 5px; }.sip-timeline article.current .timeline-dot { background: var(--coral); border-color: var(--coral); box-shadow: 0 0 0 5px rgba(238,118,95,.13); }.sip-timeline strong { font-size: 11px; }.sip-timeline p { margin: 4px 0 0; color: var(--muted); font-size: 8px; }.sip-timeline em { color: var(--muted); font-size: 8px; font-style: normal; }.sip-timeline .auto-status { display: inline-flex; align-items: center; gap: 5px; color: var(--ink-2); font-weight: 800; white-space: nowrap; }.auto-status i { width: 6px; height: 6px; border-radius: 50%; background: #58b7d0; box-shadow: 0 0 0 4px rgba(88,183,208,.12); }
.ai-summary-band { margin-top: 28px; padding: 22px; min-height: 134px; border-radius: 7px; background: var(--blue-soft); display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 16px; }.summary-icon { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--mint); color: var(--ink); font-size: 18px; }.summary-icon.coral { background: var(--coral-soft); color: var(--coral); }.ai-summary-band h2 { margin: 5px 0 4px; font-size: 16px; }.ai-summary-band p { margin: 0; color: var(--muted); font-size: 8px; line-height: 1.6; }
.right-column { display: grid; align-content: start; gap: 16px; }.device-peek { padding: 19px; border: 1px solid var(--line); border-radius: 7px; background: white; }.online-dot { color: var(--ink-2); font-size: 8px; }.online-dot::before { content: ""; display: inline-block; width: 6px; height: 6px; margin-right: 4px; border-radius: 50%; background: #6bc399; }.mini-product { display: grid; grid-template-columns: 100px 1fr; gap: 18px; align-items: center; min-height: 172px; }.mini-cup { transform: scale(.65); transform-origin: center; margin: -30px -6px; }.mini-product p { margin: 0; padding: 10px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 17px 1fr; }.mini-product p > span { color: var(--blue); font-size: 13px; }.mini-product p b, .mini-product p small { display: block; }.mini-product p b { font-size: 10px; }.mini-product p small { grid-column: 2; color: var(--muted); font-size: 7px; }.shop-teaser { min-height: 214px; padding: 20px; border-radius: 7px; overflow: hidden; background: var(--coral); color: white; display: grid; grid-template-columns: 1fr 90px; align-items: center; }.teaser-copy h3 { margin: 6px 0 5px; font-size: 16px; }.teaser-copy p { margin: 0; color: rgba(255,255,255,.8); font-size: 8px; line-height: 1.6; }.teaser-copy strong { display: block; margin-top: 14px; font-size: 18px; }.teaser-copy button { margin-top: 8px; border: 0; background: white; color: var(--ink); border-radius: 4px; padding: 8px 11px; font-size: 8px; font-weight: 800; cursor: pointer; }.shop-cup { transform: scale(.62) rotate(6deg); transform-origin: center; margin-left: -12px; }

.view-intro { min-height: 132px; padding: 20px 0 26px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }.view-intro h2 { margin: 5px 0 6px; font-size: 28px; }.view-intro p { max-width: 620px; margin: 0; color: var(--muted); font-size: 10px; line-height: 1.6; }
.device-architecture { display: grid; grid-template-columns: minmax(280px,1fr) 135px minmax(280px,1fr); align-items: center; gap: 20px; }.device-panel { min-height: 530px; padding: 22px; border-radius: 8px; background: white; border: 1px solid var(--line); }.panel-label { display: flex; align-items: center; gap: 8px; }.panel-label > span { font-size: 16px; }.panel-label b { font-size: 12px; }.panel-label em { margin-left: auto; padding: 4px 6px; border-radius: 3px; background: var(--mint-soft); color: var(--ink-2); font-size: 7px; font-style: normal; }.large-product { height: 255px; display: grid; place-items: center; background: #e9f2ed; margin: 16px 0; border-radius: 6px; overflow: hidden; }.device-cup { transform: scale(.92); }.device-panel dl { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 0 0 16px; }.device-panel dl div { padding: 10px; background: #f4f6f3; border-radius: 4px; }.device-panel dt { color: var(--muted); font-size: 7px; }.device-panel dd { margin: 4px 0 0; font-size: 11px; font-weight: 800; }.data-bridge { text-align: center; color: var(--muted); display: grid; justify-items: center; gap: 7px; }.data-bridge > span { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: var(--blue); color: white; font-size: 18px; }.data-bridge b { color: var(--ink); font-size: 9px; }.data-bridge i { display: block; width: 100%; height: 1px; background: var(--line); position: relative; }.data-bridge i::after { content: ""; position: absolute; right: 0; top: -3px; border-left: 6px solid var(--line); border-top: 3px solid transparent; border-bottom: 3px solid transparent; }.data-bridge small { font-size: 7px; line-height: 1.5; }.watch-panel { background: #eaf3f5; border-color: #c8dfe4; }.watch-frame { width: 190px; height: 255px; margin: 16px auto; display: grid; place-items: center; position: relative; }.watch-band { position: absolute; top: 0; left: 50%; width: 76px; height: 255px; transform: translateX(-50%); border-radius: 33px; background: var(--yellow); box-shadow: inset 0 0 0 1px rgba(22,55,47,.08); }.watch-case { width: 142px; height: 158px; padding: 7px; border-radius: 36px; background: var(--ink); box-shadow: 0 17px 26px rgba(22,55,47,.2); position: relative; z-index: 1; }.watch-crown { position: absolute; right: -12px; top: 35px; width: 9px; height: 29px; border-radius: 0 6px 6px 0; background: #667a74; }.watch-screen { width: 100%; height: 100%; border: 1px solid rgba(255,255,255,.08); border-radius: 29px; background: #10261f; color: white; display: flex; flex-direction: column; align-items: center; justify-content: center; }.watch-screen > span { width: 31px; height: 31px; margin-bottom: 5px; color: var(--coral); }.watch-screen strong { font-size: 29px; line-height: 1; }.watch-screen small { margin-top: 3px; color: #b7cbc4; font-size: 7px; }.watch-screen em { margin-top: 13px; color: #86cee0; font-size: 6px; font-style: normal; }.permission-list { list-style: none; padding: 0; margin: 0 0 15px; }.permission-list li { padding: 8px 0; border-bottom: 1px solid rgba(22,55,47,.12); display: flex; justify-content: space-between; font-size: 8px; }.permission-list b { color: var(--ink-2); }.measure-explain { margin-top: 28px; padding: 24px; background: #16372f; color: white; border-radius: 8px; display: grid; grid-template-columns: 220px 1fr; align-items: center; gap: 30px; }.measure-explain h2 { margin: 6px 0 0; font-size: 19px; }.measure-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }.measure-steps span { min-height: 90px; padding: 13px; border-left: 1px solid rgba(255,255,255,.17); }.measure-steps i, .measure-steps b, .measure-steps small { display: block; }.measure-steps i { color: var(--yellow); font-size: 8px; font-style: normal; }.measure-steps b { margin-top: 8px; font-size: 10px; }.measure-steps small { margin-top: 5px; color: #9eb5ad; font-size: 7px; line-height: 1.5; }

.segmented { padding: 3px; border: 1px solid var(--line); border-radius: 5px; background: white; display: flex; }.segmented button { min-width: 42px; height: 29px; border: 0; border-radius: 3px; background: transparent; color: var(--muted); font-size: 8px; cursor: pointer; }.segmented button.active { background: var(--ink); color: white; }.record-summary { padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: grid; grid-template-columns: repeat(4,1fr); }.record-summary div { padding: 0 22px; border-right: 1px solid var(--line); }.record-summary div:first-child { padding-left: 0; }.record-summary div:last-child { border-right: 0; }.record-summary small, .record-summary strong, .record-summary em { display: block; }.record-summary small { color: var(--muted); font-size: 8px; }.record-summary strong { margin-top: 7px; font-size: 20px; }.record-summary em { margin-top: 5px; color: var(--ink-2); font-size: 7px; font-style: normal; }.records-layout { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 20px; margin-top: 30px; }.week-chart, .pattern-panel { min-height: 330px; padding: 22px; border-radius: 7px; background: white; border: 1px solid var(--line); }.chart-legend { color: var(--muted); font-size: 7px; }.chart-legend i { display: inline-block; width: 8px; height: 8px; margin: 0 4px 0 8px; background: var(--blue); }.chart-legend i:nth-child(2) { background: #dbe0dd; }.bar-chart { height: 225px; padding-top: 20px; border-bottom: 1px solid var(--line); display: flex; align-items: end; justify-content: space-around; gap: 4%; }.bar-chart span { --actual: 70%; --goal: 90%; width: 44px; height: 100%; position: relative; display: flex; align-items: end; justify-content: center; }.bar-chart span::before { content: ""; width: 70%; height: var(--goal); border-radius: 4px 4px 0 0; background: #e5e9e6; }.bar-chart span > i { position: absolute; bottom: 0; width: 70%; height: var(--actual); border-radius: 4px 4px 0 0; background: var(--blue); }.bar-chart span.low > i { background: var(--coral); }.bar-chart span.today > i { background: var(--ink); }.bar-chart b { position: absolute; bottom: calc(var(--actual) + 6px); font-size: 7px; }.bar-chart small { position: absolute; bottom: -19px; color: var(--muted); font-size: 7px; }.pattern-panel { background: #faf2d7; border-color: #eadcb2; }.pattern-panel h2 { margin: 20px 0 6px; font-size: 30px; }.pattern-panel > p { color: var(--muted); font-size: 9px; line-height: 1.65; }.pattern-action { margin-top: 28px; padding-top: 15px; border-top: 1px solid #e1d3a9; display: flex; align-items: center; justify-content: space-between; gap: 10px; }.pattern-action b, .pattern-action small { display: block; }.pattern-action b { color: var(--coral); font-size: 8px; }.pattern-action small { margin-top: 3px; font-size: 8px; }.pattern-action button { border: 0; border-radius: 4px; background: var(--ink); color: white; padding: 9px 11px; font-size: 8px; cursor: pointer; }.daily-log { margin-top: 28px; }.daily-log .section-heading > strong { font-size: 18px; }.log-table { border-top: 1px solid var(--line); }.log-row { min-height: 52px; display: grid; grid-template-columns: 100px 1.4fr 1fr 1fr 1fr; align-items: center; gap: 15px; border-bottom: 1px solid var(--line); font-size: 9px; }.log-row.head { min-height: 34px; color: var(--muted); font-size: 7px; }.log-row span { display: flex; align-items: center; gap: 6px; }.log-row span i { font-size: 13px; }.log-row em { width: max-content; padding: 4px 6px; border-radius: 3px; background: var(--yellow-soft); font-size: 7px; font-style: normal; }.log-row em.good { background: var(--mint-soft); color: var(--ink-2); }

.store-header { min-height: 142px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }.store-header h2 { margin: 5px 0 6px; font-size: 30px; }.store-header p { max-width: 620px; margin: 0; color: var(--muted); font-size: 10px; line-height: 1.6; }.store-cart { width: 70px; height: 70px; border: 1px solid var(--line); border-radius: 7px; background: white; display: grid; place-items: center; align-content: center; gap: 2px; position: relative; }.store-cart > span { font-size: 19px; }.store-cart small { color: var(--muted); font-size: 7px; }.store-cart b { position: absolute; right: -5px; top: -5px; width: 19px; height: 19px; border-radius: 50%; display: grid; place-items: center; background: var(--coral); color: white; font-size: 8px; }.store-feature { min-height: 440px; display: grid; grid-template-columns: 1fr 1fr; border-radius: 8px; overflow: hidden; background: #153a31; color: white; }.feature-product { min-height: 440px; display: grid; place-items: center; position: relative; background: #dceee5; }.feature-badge { position: absolute; left: 22px; top: 22px; padding: 6px 8px; border-radius: 4px; background: var(--yellow); color: var(--ink); font-size: 8px; font-weight: 800; }.store-hero-cup { transform: scale(1.32); }.feature-copy { padding: 55px; display: grid; align-content: center; }.feature-copy h2 { margin: 7px 0 9px; max-width: 440px; font-size: 28px; }.feature-copy > p { margin: 0; color: #aec3bb; font-size: 10px; line-height: 1.7; }.feature-specs { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin: 28px 0; }.feature-specs span { padding: 12px 8px; border-left: 1px solid rgba(255,255,255,.16); }.feature-specs b, .feature-specs small { display: block; }.feature-specs b { font-size: 15px; }.feature-specs small { margin-top: 4px; color: #9fb6ad; font-size: 7px; }.buy-line { display: flex; align-items: center; justify-content: space-between; gap: 20px; }.buy-line > strong { color: var(--yellow); font-size: 25px; }.buy-line .primary-button { background: var(--yellow); color: var(--ink); }.product-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 24px; }.product-card { border: 1px solid var(--line); border-radius: 7px; overflow: hidden; background: white; }.product-visual { height: 250px; position: relative; display: grid; place-items: center; overflow: hidden; }.yellow-bg { background: #f4df9e; }.blue-bg { background: #cfe6ed; }.coral-bg { background: #f5c4b9; }.product-visual > span { position: absolute; left: 15px; top: 15px; padding: 5px 7px; border-radius: 3px; background: rgba(255,255,255,.72); color: var(--ink); font-size: 7px; font-weight: 800; }.product-cup { transform: scale(.82); }.product-cup.short { transform: scale(.72); }.product-cup.short .cup-body { height: 162px; top: 20px; }.product-cup.short .cup-base { bottom: 42px; }.product-cup.tall { transform: scale(.86); }.coaster-render { width: 145px; height: 54px; border-radius: 50%; background: #173a31; color: white; display: grid; place-items: center; font-size: 27px; box-shadow: 0 14px 22px rgba(71,41,34,.2); position: relative; }.coaster-render::before { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; }.coaster-render i { position: absolute; right: 14px; top: 22px; width: 6px; height: 6px; border-radius: 50%; background: var(--yellow); }.product-info { padding: 18px; }.product-info > small { color: var(--muted); font-size: 8px; }.product-info h3 { min-height: 39px; margin: 5px 0; font-size: 14px; }.product-info p { min-height: 39px; margin: 0; color: var(--muted); font-size: 8px; line-height: 1.55; }.product-info > div { margin-top: 14px; display: flex; align-items: center; justify-content: space-between; }.product-info strong { font-size: 17px; }.product-info button { border: 0; border-radius: 4px; background: var(--ink); color: white; padding: 9px 14px; font-size: 8px; cursor: pointer; }.service-band { margin-top: 24px; padding: 22px; border-radius: 7px; background: var(--yellow-soft); display: grid; grid-template-columns: repeat(4,1fr); }.service-band span { display: grid; grid-template-columns: 29px 1fr; align-items: center; gap: 3px 9px; border-right: 1px solid #dfd0a1; padding: 0 20px; }.service-band span:last-child { border-right: 0; }.service-band i { grid-row: 1 / 3; font-size: 20px; font-style: normal; }.service-band b { font-size: 9px; }.service-band small { color: var(--muted); font-size: 7px; }

.modal { width: min(460px,calc(100vw - 24px)); border: 0; border-radius: 8px; padding: 0; box-shadow: 0 26px 80px rgba(16,45,37,.26); }.modal::backdrop { background: rgba(12,35,29,.58); backdrop-filter: blur(4px); }.modal form { padding: 24px; }.modal header { display: flex; align-items: start; justify-content: space-between; gap: 20px; }.modal header h2 { margin: 5px 0 4px; font-size: 23px; }.modal header p { margin: 0; color: var(--muted); font-size: 8px; line-height: 1.5; }.modal header button { width: 34px; height: 34px; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 50%; background: white; display: grid; place-items: center; font-size: 15px; cursor: pointer; }.buy-product { min-height: 210px; margin: 18px 0; padding: 13px 25px; border-radius: 6px; background: #f1f5f2; display: grid; grid-template-columns: 150px 1fr; align-items: center; }.modal-buy-cup { transform: scale(.63); margin: -35px 0 -35px -5px; }.buy-product small, .buy-product strong, .buy-product span { display: block; }.buy-product small { color: var(--muted); font-size: 8px; }.buy-product strong { margin: 5px 0; font-size: 25px; }.buy-product span { color: var(--muted); font-size: 7px; }.form-block { min-height: 58px; padding: 9px 0; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; }.form-block > label { font-size: 9px; font-weight: 800; }.color-options { display: flex; gap: 9px; }.color-options button { width: 28px; height: 28px; border: 3px solid white; border-radius: 50%; box-shadow: 0 0 0 1px var(--line); cursor: pointer; }.color-options button.selected { box-shadow: 0 0 0 2px var(--ink); }.color-options .mint { background: #bcd9cd; }.color-options .coral { background: var(--coral); }.color-options .ink { background: var(--ink); }.stepper { display: flex; align-items: center; gap: 14px; }.stepper button { width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 4px; background: white; display: grid; place-items: center; font-size: 12px; cursor: pointer; }
.ai-drawer { position: fixed; top: 0; right: 0; width: min(420px,100vw); height: 100vh; background: white; z-index: 101; transform: translateX(100%); transition: transform .25s ease; display: flex; flex-direction: column; box-shadow: -20px 0 60px rgba(22,55,47,.14); }.ai-drawer.open { transform: translateX(0); }.drawer-scrim { display: none; position: fixed; inset: 0; z-index: 100; background: rgba(15,38,32,.4); }.drawer-scrim.open { display: block; }.ai-drawer > header { min-height: 76px; padding: 0 17px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; }.ai-drawer > header > div { display: flex; align-items: center; gap: 9px; }.ai-drawer > header strong, .ai-drawer > header small { display: block; }.ai-drawer > header strong { font-size: 12px; }.ai-drawer > header small { margin-top: 3px; color: var(--muted); font-size: 8px; }.ai-drawer > header small i { display: inline-block; width: 5px; height: 5px; margin-right: 4px; border-radius: 50%; background: #68c49a; }.ai-drawer > header button { width: 34px; height: 34px; border: 0; background: transparent; display: grid; place-items: center; font-size: 16px; cursor: pointer; }.chat-stream { flex: 1; overflow-y: auto; padding: 22px 17px; }.ai-message { max-width: 92%; margin-bottom: 13px; padding: 13px; border-radius: 2px 7px 7px 7px; background: var(--mint-soft); }.ai-message p { margin: 0; font-size: 10px; line-height: 1.7; }.user-message { max-width: 83%; margin: 12px 0 12px auto; padding: 11px 12px; border-radius: 7px 2px 7px 7px; background: var(--ink); color: white; font-size: 10px; line-height: 1.6; }.suggestion-chips { display: flex; flex-wrap: wrap; gap: 7px; }.suggestion-chips button { padding: 8px 10px; border: 1px solid var(--line); border-radius: 15px; background: white; font-size: 8px; cursor: pointer; }.chat-input { margin: 0 14px; padding: 8px; border-radius: 6px; background: #f0f3ef; display: grid; grid-template-columns: 1fr 36px; gap: 7px; }.chat-input input { min-width: 0; border: 0; background: transparent; outline: 0; padding: 0 5px; font-size: 10px; }.chat-input button { border: 0; border-radius: 4px; background: var(--ink); color: white; display: grid; place-items: center; font-size: 14px; cursor: pointer; }.drawer-note { margin: 8px 18px 13px; color: var(--muted); text-align: center; font-size: 7px; line-height: 1.5; }.toast { position: fixed; left: 50%; bottom: 26px; z-index: 200; padding: 10px 15px; border-radius: 5px; background: var(--ink); color: white; font-size: 9px; transform: translate(-50%,18px); opacity: 0; pointer-events: none; transition: .2s ease; }.toast.show { opacity: 1; transform: translate(-50%,0); }
.bottom-nav { display: none; }

@media (max-width: 1120px) {
  :root { --nav-width: 78px; }
  .side-nav { align-items: center; padding-left: 11px; padding-right: 11px; }.brand { padding-left: 0; padding-right: 0; }.brand > span:last-child, .nav-item b, .nav-item em, .ai-nav b, .profile > span:last-child { display: none; }.nav-item { width: 52px; grid-template-columns: 1fr; justify-items: center; padding: 0; }.nav-item > span { font-size: 19px; }.ai-nav { width: 52px; }.profile { justify-content: center; }
  .topbar, .view { padding-left: 28px; padding-right: 28px; }.hydration-hero { grid-template-columns: minmax(300px,1fr) 230px; }.hero-side { grid-column: 1 / -1; display: grid; grid-template-columns: 220px 1fr 170px; gap: 18px; align-items: center; padding: 18px 24px; }.factor-list { display: grid; grid-template-columns: repeat(3,1fr); padding: 0; }.factor-list li { border: 0; border-left: 1px solid rgba(255,255,255,.11); padding-left: 12px; }.privacy-note { margin: 0; }.day-progress { grid-template-columns: 210px 1fr; }.progress-stats { grid-column: 1 / -1; }.device-architecture { grid-template-columns: 1fr 90px 1fr; }.feature-copy { padding: 35px; }
}

@media (max-width: 820px) {
  body { padding-bottom: 65px; }.side-nav { display: none; }.main-area { margin-left: 0; }.topbar { height: 76px; padding: 0 16px; position: sticky; top: 0; z-index: 30; background: rgba(243,245,240,.94); backdrop-filter: blur(14px); }.mobile-brand { display: flex; }.top-title { display: none; }.top-actions { margin-left: auto; }.icon-button { display: none; }.view { padding: 0 15px 40px; }
  .hydration-hero { grid-template-columns: 1fr 145px; min-height: 530px; }.hero-copy { padding: 28px 10px 24px 22px; }.hero-copy > p { margin-top: 26px; }.amount-line strong { font-size: 58px; }.amount-line span { font-size: 17px; }.hero-copy h2 { font-size: 20px; }.hero-actions { flex-direction: column; align-items: stretch; }.cup-stage { min-height: 385px; }.hero-cup { transform: scale(.82); }.cup-note { display: none; }.hero-side { grid-column: 1 / -1; display: block; padding: 17px 20px; }.watch-signal { min-height: 44px; padding-bottom: 12px; }.factor-list { grid-template-columns: repeat(3,1fr); }.factor-list li { min-height: 66px; grid-template-columns: 20px 1fr; padding: 7px; }.factor-list li em { display: none; }.factor-list b { font-size: 7px; }.factor-list small { font-size: 6px; }.privacy-note { margin-top: 11px; }
  .day-progress { grid-template-columns: 1fr; gap: 17px; padding: 18px; }.progress-stats { grid-column: auto; }.today-layout { grid-template-columns: 1fr; gap: 22px; }.right-column { grid-template-columns: 1fr 1fr; }.device-peek, .shop-teaser { min-height: 226px; }.shop-teaser { grid-template-columns: 1fr 70px; }.shop-cup { transform: scale(.52) rotate(6deg); }
  .bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; height: calc(62px + env(safe-area-inset-bottom)); padding: 7px 8px env(safe-area-inset-bottom); border-top: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(14px); z-index: 40; display: grid; grid-template-columns: repeat(4,1fr); }.bottom-nav button { border: 0; background: transparent; color: var(--muted); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; cursor: pointer; }.bottom-nav button.active { color: var(--ink); }.bottom-nav span { width: 19px; height: 19px; }.bottom-nav small { font-size: 8px; }
  .view-intro { min-height: 120px; }.view-intro h2 { font-size: 23px; }.device-architecture { grid-template-columns: 1fr 52px 1fr; gap: 9px; }.device-panel { min-height: 510px; padding: 15px; }.large-product { height: 220px; }.watch-frame { width: 160px; }.measure-explain { grid-template-columns: 1fr; }.records-layout { grid-template-columns: 1fr; }.record-summary { grid-template-columns: 1fr 1fr; gap: 18px 0; }.record-summary div:nth-child(2) { border-right: 0; }.record-summary div:nth-child(3) { padding-left: 0; }.store-feature { grid-template-columns: 1fr 1fr; }.feature-copy { padding: 25px; }.feature-copy h2 { font-size: 22px; }.product-grid { grid-template-columns: 1fr 1fr; }.product-card.accessory { grid-column: 1 / -1; }.service-band { grid-template-columns: 1fr 1fr; gap: 20px 0; }.service-band span:nth-child(2) { border-right: 0; }
}

@media (max-width: 560px) {
  .hydration-hero { grid-template-columns: 1fr 108px; }.hero-copy { padding: 24px 8px 21px 18px; }.live-label { font-size: 7px; }.amount-line strong { font-size: 49px; }.hero-copy h2 { font-size: 17px; }.hero-copy .hero-reason { font-size: 8px; }.primary-button, .ghost-button { min-height: 38px; font-size: 9px; }.cup-stage { min-width: 0; }.hero-cup { transform: scale(.68); }.factor-list { gap: 2px; }.factor-list li { border-left: 0; background: rgba(255,255,255,.05); }.day-progress { margin-top: 10px; }.progress-stats span { min-height: 56px; }.section-heading h2 { font-size: 17px; }.sip-timeline article { grid-template-columns: 42px 14px 1fr auto; gap: 8px; }.sip-timeline article.current { padding: 0 7px; }.ai-summary-band { grid-template-columns: 38px 1fr; padding: 17px; }.ai-summary-band .secondary-button { grid-column: 1 / -1; }.right-column { grid-template-columns: 1fr; }.device-peek, .shop-teaser { min-height: 0; }.shop-teaser { min-height: 200px; }
  .view-intro { flex-direction: column; align-items: flex-start; justify-content: center; padding: 22px 0; }.view-intro h2 { font-size: 22px; }.view-intro .secondary-button, .segmented { margin-top: 8px; }.device-architecture { grid-template-columns: 1fr; }.data-bridge { grid-template-columns: 42px 1fr; text-align: left; justify-items: start; padding: 5px 14px; }.data-bridge > span { grid-row: 1 / 4; }.data-bridge i { width: 100%; }.device-panel { min-height: 0; }.measure-explain { padding: 19px; }.measure-steps { grid-template-columns: 1fr 1fr; }.record-summary div { padding: 0 13px; }.record-summary strong { font-size: 17px; }.records-layout { margin-top: 20px; }.week-chart, .pattern-panel { padding: 16px; min-height: 300px; }.bar-chart { gap: 1%; }.log-row { grid-template-columns: 52px 1.2fr 1fr; gap: 7px; }.log-row > :nth-child(4), .log-row > :nth-child(5) { display: none; }.store-header { min-height: 128px; }.store-header h2 { font-size: 24px; }.store-header p { font-size: 8px; }.store-cart { width: 58px; height: 58px; flex: 0 0 auto; }.store-feature { grid-template-columns: 1fr; }.feature-product { min-height: 320px; }.store-hero-cup { transform: scale(1); }.feature-copy { padding: 24px; }.feature-copy h2 { font-size: 22px; }.product-grid { grid-template-columns: 1fr; }.product-card.accessory { grid-column: auto; }.product-visual { height: 225px; }.service-band { grid-template-columns: 1fr 1fr; padding: 18px 10px; }.service-band span { padding: 0 10px; }.modal form { padding: 19px 15px; }.buy-product { grid-template-columns: 120px 1fr; padding-left: 10px; padding-right: 12px; }
}