:root {
  --ink: #15211f;
  --muted: #64706d;
  --forest: #123c35;
  --forest-2: #1d584d;
  --lime: #dff46a;
  --lime-2: #c9e34f;
  --cream: #f7f5ed;
  --paper: #fffef9;
  --aqua: #d8f0e9;
  --line: #dce2de;
  --danger: #a63437;
  --shadow: 0 20px 50px rgba(18, 60, 53, .11);
  --radius: 24px;
  --radius-sm: 14px;
  --shell: 1180px;
}

.lab-banner {
  padding: 10px 18px;
  background: var(--aqua);
  color: var(--forest);
  text-align: center;
  font-size: .85rem;
  line-height: 1.5;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: inherit; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; }
:focus-visible { outline: 3px solid #177b69; outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 9999; padding: .8rem 1rem; border-radius: 10px; background: var(--ink); color: #fff; }
.skip-link:focus { top: 1rem; }
.shell { width: min(calc(100% - 2rem), var(--shell)); margin-inline: auto; }
.shell--narrow { max-width: 820px; }
.shell--form { max-width: 620px; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,254,249,.94); border-bottom: 1px solid rgba(220,226,222,.8); backdrop-filter: blur(14px); }
.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--forest); text-decoration: none; font-size: 1.28rem; font-weight: 850; letter-spacing: -.04em; }
.brand span span { color: #64800a; }
.primary-nav { display: flex; align-items: center; gap: 1.3rem; }
.primary-nav > a { color: #40504c; text-decoration: none; font-weight: 650; font-size: .92rem; }
.primary-nav > a:hover { color: var(--forest); }
.nav-form { margin: 0; }
.nav-logout { border: 0; background: none; padding: .6rem 0; color: var(--danger); font-weight: 700; cursor: pointer; }
.nav-toggle { display: none; width: 46px; height: 46px; padding: 11px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: var(--forest); }

.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .78rem 1.15rem; border: 1px solid transparent; border-radius: 999px; background: var(--lime); color: var(--forest); text-decoration: none; font-weight: 800; cursor: pointer; transition: transform .18s, background .18s, box-shadow .18s; }
.button:hover { transform: translateY(-2px); background: var(--lime-2); box-shadow: 0 10px 24px rgba(18,60,53,.15); }
.button--small { min-height: 40px; padding: .55rem .9rem; font-size: .88rem; }
.button--primary { background: var(--forest); color: #fff; }
.button--primary:hover { background: var(--forest-2); }
.button--ghost { border-color: var(--line); background: transparent; color: var(--forest); }
.button--ghost:hover { background: var(--cream); box-shadow: none; }
.button--light { background: #fff; color: var(--forest); }
.button--dark { background: var(--ink); color: #fff; }
.button--full { width: 100%; }
.button-row { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.button-row--compact { gap: .4rem; }
.text-link { color: var(--forest); font-weight: 800; text-decoration-thickness: 1px; text-underline-offset: 4px; }

.flash-region { position: relative; z-index: 120; display: grid; gap: .5rem; pointer-events: none; }
.flash-region:not(:empty) { padding-top: .75rem; }
.flash { justify-self: end; max-width: 520px; display: flex; align-items: center; gap: 1rem; padding: .85rem 1rem; border: 1px solid var(--line); border-left: 4px solid var(--forest); border-radius: 12px; background: #fff; box-shadow: var(--shadow); pointer-events: auto; }
.flash--error { border-left-color: var(--danger); }
.flash--success { border-left-color: #3b7e39; }
.flash button { margin-left: auto; border: 0; background: transparent; font-size: 1.3rem; cursor: pointer; }

.hero { overflow: hidden; padding: clamp(4rem, 9vw, 8rem) 0 5rem; background: radial-gradient(circle at 80% 20%, #e9f6b5 0, transparent 30%), linear-gradient(145deg, #f7f5ed 0%, #f4f8eb 100%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: clamp(3rem, 7vw, 7rem); }
.eyebrow { margin: 0 0 .65rem; color: #557116; font-size: .76rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow--light { color: var(--lime); }
.hero h1, .page-hero h1, .auth-intro h1, .dashboard-head h1 { margin: 0; color: var(--forest); font-size: clamp(2.7rem, 6vw, 5.7rem); line-height: .98; letter-spacing: -.065em; max-width: 800px; }
.hero-lead { max-width: 650px; margin: 1.6rem 0 2rem; color: #52615d; font-size: clamp(1.03rem, 2vw, 1.2rem); }
.trust-list { display: flex; flex-wrap: wrap; gap: 1.4rem; margin: 2rem 0 0; padding: 0; list-style: none; color: #53615e; font-size: .88rem; font-weight: 650; }
.trust-list li::before { content: "✓"; margin-right: .4rem; color: #527400; }
.hero-visual { position: relative; min-height: 500px; display: grid; place-items: center; }
.orbit { position: absolute; border: 1px solid rgba(18,60,53,.14); border-radius: 50%; }
.orbit--one { width: 470px; height: 470px; }
.orbit--two { width: 350px; height: 350px; }
.wellness-card { position: relative; z-index: 2; width: min(100%, 350px); padding: 1.7rem; border: 1px solid rgba(255,255,255,.7); border-radius: 30px; background: rgba(255,255,255,.88); box-shadow: 0 30px 80px rgba(18,60,53,.2); backdrop-filter: blur(10px); }
.wellness-card__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.4rem; font-weight: 800; }
.wellness-card > strong { display: block; color: var(--forest); font-size: 3.2rem; line-height: 1; letter-spacing: -.06em; }
.wellness-card > p { margin: .4rem 0 1.2rem; color: var(--muted); }
.pill { display: inline-flex; align-items: center; width: max-content; padding: .35rem .68rem; border-radius: 999px; background: var(--aqua); color: var(--forest); font-size: .72rem; font-weight: 850; }
.pill--success { background: #e9f8b7; }
.ring { width: 128px; height: 128px; display: grid; place-items: center; margin: 1rem auto; border-radius: 50%; background: conic-gradient(var(--lime) 0 75%, #e8ece9 75% 100%); }
.ring::before { content: ""; width: 92px; height: 92px; border-radius: 50%; background: #fff; }
.ring span { position: absolute; font-size: 1.25rem; font-weight: 900; color: var(--forest); }
.mini-habits { display: grid; gap: .55rem; padding-top: 1rem; border-top: 1px solid var(--line); color: #44534f; font-size: .86rem; }
.floating-note { position: absolute; z-index: 3; display: grid; padding: .8rem 1rem; border: 1px solid rgba(255,255,255,.8); border-radius: 16px; background: rgba(255,255,255,.93); box-shadow: 0 16px 36px rgba(18,60,53,.14); }
.floating-note b { color: var(--forest); font-size: 1.05rem; }.floating-note span { color: var(--muted); font-size: .72rem; }
.floating-note--streak { top: 12%; left: 1%; }.floating-note--calm { right: 0; bottom: 12%; }

.section { padding: clamp(4rem, 8vw, 7rem) 0; }
.section--tinted { background: var(--cream); }
.section-heading { max-width: 700px; margin: 0 auto 2.8rem; text-align: center; }
.section-heading--left { margin-left: 0; text-align: left; }
.section-heading h2, .split-grid h2, .cta-panel h2 { margin: 0 0 1rem; color: var(--forest); font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.04; letter-spacing: -.05em; }
.section-heading p, .split-grid > div > p { color: var(--muted); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.feature-card { position: relative; min-height: 270px; padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.feature-card--accent { background: var(--forest); color: #fff; transform: translateY(-12px); }
.feature-number { position: absolute; right: 1.5rem; top: 1.3rem; color: #aab4b0; font-size: .75rem; font-weight: 800; }
.feature-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 2.7rem; border-radius: 17px; background: var(--lime); color: var(--forest); font-size: 1.5rem; font-weight: 900; }
.feature-card h3 { margin: 0 0 .6rem; font-size: 1.35rem; }.feature-card p { margin: 0; color: var(--muted); }.feature-card--accent p { color: #c9dad5; }
.split-grid { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: clamp(2rem, 7vw, 6rem); }
.calculator-card, .form-card, .panel-card, .side-card { padding: clamp(1.5rem, 4vw, 2.4rem); border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 12px 40px rgba(18,60,53,.06); }
.calculator-result { min-height: 70px; display: flex; align-items: center; gap: .8rem; margin-top: 1rem; padding: 1rem; border-radius: 14px; background: var(--aqua); color: var(--forest); }
.calculator-result strong { font-size: 1.8rem; }
.announcement-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }.announcement-card { padding: 1.5rem; border-left: 3px solid var(--lime-2); background: var(--cream); }.announcement-card > span { color: #63751f; font-size: .7rem; font-weight: 900; text-transform: uppercase; }.announcement-card h3 { margin: .45rem 0; }
.cta-panel { display: flex; justify-content: space-between; align-items: center; gap: 2rem; padding: clamp(2rem, 5vw, 4rem); border-radius: 32px; background: var(--forest); color: #fff; }.cta-panel h2 { color: #fff; }.cta-panel p { margin-bottom: 0; color: #d4e1dd; }

.page-hero { padding: 5.5rem 0; background: var(--cream); }.page-hero--compact { padding: 3.5rem 0; }.page-hero h1 { font-size: clamp(2.5rem, 5vw, 4.6rem); }.page-hero p:last-child { color: var(--muted); font-size: 1.1rem; }
.article-stack { display: grid; gap: 1rem; }.article-stack article { display: grid; grid-template-columns: 70px 1fr; gap: 1rem; padding: 1.6rem 0; border-bottom: 1px solid var(--line); }.article-stack article > span { color: #78921a; font-size: .8rem; font-weight: 900; }.article-stack h2 { margin: 0; color: var(--forest); }.article-stack p { color: var(--muted); }
.prose h2 { margin-top: 2.4rem; color: var(--forest); }.prose p { color: #53615e; }
.notice { margin-top: 2rem; padding: 1.2rem 1.4rem; border-left: 4px solid #728f16; border-radius: 0 14px 14px 0; background: #f2f7df; }.notice p { margin-bottom: 0; color: #4b5955; }.notice--center { max-width: 700px; margin-inline: auto; text-align: center; border-left: 0; border-top: 4px solid #728f16; border-radius: 14px; }

.auth-section { min-height: calc(100vh - 78px); padding: 4rem 0; background: linear-gradient(110deg, var(--forest) 0 46%, var(--cream) 46% 100%); }.auth-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(3rem, 9vw, 8rem); }.auth-intro { color: #fff; }.auth-intro h1 { color: #fff; font-size: clamp(2.5rem, 5vw, 4.5rem); }.auth-intro > p { color: #d1e0dc; }.auth-quote { margin-top: 3rem; padding-left: 1rem; border-left: 3px solid var(--lime); color: #e9f1ee; font-style: italic; }.auth-benefits { display: grid; gap: .8rem; margin: 2rem 0; padding: 0; list-style: none; color: #dce8e4; }.auth-card { padding: clamp(1.5rem, 4vw, 2.7rem); border-radius: 28px; background: #fff; box-shadow: var(--shadow); }.auth-card h2, .form-card h1 { margin: 0; color: var(--forest); font-size: 2rem; letter-spacing: -.04em; }.auth-card > p { color: var(--muted); }.auth-switch { margin: 1.2rem 0 0; text-align: center; color: var(--muted); }.auth-switch a, .form-options a { color: var(--forest); font-weight: 800; }
.form-page { min-height: 70vh; padding: 4rem 0; background: var(--cream); }.back-link { display: inline-block; margin-bottom: 1rem; color: var(--forest); font-weight: 750; }.form-card--wide { width: 100%; }.form-card h2 { color: var(--forest); }.form-card hr { margin: 2rem 0; border: 0; border-top: 1px solid var(--line); }.form-section-copy { color: var(--muted); }
.field { display: grid; gap: .42rem; margin: 1rem 0; flex: 1; }.field label { color: #33423e; font-size: .87rem; font-weight: 800; }.field input, .field textarea { width: 100%; min-height: 48px; padding: .75rem .85rem; border: 1px solid #cbd4d0; border-radius: 12px; background: #fff; color: var(--ink); }.field textarea { min-height: 130px; resize: vertical; }.field input:focus, .field textarea:focus { border-color: var(--forest); box-shadow: 0 0 0 3px rgba(18,60,53,.1); outline: 0; }.field--error input, .field--error textarea { border-color: var(--danger); }.field-error { margin: 0; color: var(--danger); font-size: .8rem; }.field-hint { margin: 0; color: var(--muted); font-size: .78rem; }.field-row { display: flex; gap: 1rem; }.check-row { display: flex; align-items: flex-start; gap: .65rem; font-weight: 500 !important; }.check-row input { width: 20px; height: 20px; min-height: 0; flex: 0 0 auto; margin-top: .15rem; }.form-options { display: flex; justify-content: space-between; gap: 1rem; align-items: center; margin: .8rem 0 1.2rem; font-size: .86rem; }

.dashboard-head { padding: 3.5rem 0; background: var(--forest); color: #fff; }.dashboard-head > .shell { display: flex; justify-content: space-between; align-items: end; gap: 2rem; }.dashboard-head h1 { color: #fff; font-size: clamp(2.4rem, 5vw, 4.2rem); }.dashboard-head p:last-child { margin-bottom: 0; color: #c8dad5; }.dashboard-head--habits { background: linear-gradient(120deg, #123c35, #1e6255); }.dashboard-head--admin { background: #202a28; }.head-score { min-width: 160px; padding: 1rem 1.2rem; border: 1px solid rgba(255,255,255,.22); border-radius: 18px; background: rgba(255,255,255,.08); }.head-score strong { display: block; font-size: 2.1rem; }.head-score span { color: #c9dbd6; font-size: .82rem; }
.dashboard-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 1.2rem; }.dashboard-main, .dashboard-side { display: grid; align-content: start; gap: 1.2rem; }.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }.metric-card { min-height: 155px; display: grid; align-content: space-between; padding: 1.4rem; border: 1px solid var(--line); border-radius: 20px; background: var(--cream); }.metric-card--dark { background: var(--forest); color: #fff; }.metric-card > span, .metric-card small { color: var(--muted); font-size: .78rem; }.metric-card--dark > span, .metric-card--dark small { color: #c9dad5; }.metric-card strong { color: var(--forest); font-size: 2.7rem; line-height: 1; }.metric-card--dark strong { color: var(--lime); }.metric-card .metric-card__name { font-size: 1.3rem; line-height: 1.1; }
.panel-card__head { display: flex; justify-content: space-between; align-items: start; gap: 1rem; margin-bottom: 1.2rem; }.panel-card__head h2 { margin: 0; color: var(--forest); font-size: 1.35rem; }.week-chart { height: 210px; display: grid; grid-template-columns: repeat(7, 1fr); gap: .65rem; align-items: end; }.week-bar { height: 100%; display: grid; grid-template-rows: 1fr auto auto; gap: .25rem; text-align: center; }.week-bar__track { position: relative; height: 100%; overflow: hidden; border-radius: 999px; background: #eef1ee; }.week-bar__track span { position: absolute; right: 0; bottom: 0; left: 0; border-radius: 999px; background: linear-gradient(var(--lime), #87a928); transition: height .5s; }.week-bar b { font-size: .72rem; }.week-bar small { color: var(--muted); }.compact-habits { display: grid; }.compact-habit { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: .75rem; padding: .8rem 0; border-bottom: 1px solid var(--line); }.compact-habit > span:first-child { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px; background: var(--cream); }.compact-habit b, .compact-habit small { display: block; }.compact-habit small { color: var(--muted); }.compact-habit__state { color: #806620; font-size: .76rem; font-weight: 800; }.compact-habit--done .compact-habit__state { color: #3d7a3a; }
.quote-card { padding: 2rem; border-radius: var(--radius); background: var(--lime); color: var(--forest); }.quote-card > span { font-size: 3.5rem; line-height: .5; }.quote-card p { margin-bottom: 0; font-size: 1.15rem; font-weight: 750; }.side-card h2 { color: var(--forest); font-size: 1.25rem; }.side-card p { color: var(--muted); }

.profile-grid { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 1.3rem; align-items: start; }.profile-side { display: grid; gap: 1rem; }.bmi-card { padding: 2rem; border-radius: var(--radius); background: var(--forest); color: #fff; }.bmi-card strong { display: block; color: var(--lime); font-size: 4rem; line-height: 1; }.bmi-card > span { color: #cbded8; }.bmi-card p { color: #e0ece8; }.bmi-card small { color: #a9c0ba; }
.habit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }.habit-card { min-height: 300px; display: flex; flex-direction: column; padding: 1.8rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 12px 34px rgba(18,60,53,.06); }.habit-card--done { background: #f3f8e4; border-color: #c9dd80; }.habit-card__top { display: flex; justify-content: space-between; align-items: center; }.habit-icon { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 16px; background: var(--cream); color: var(--forest); font-size: 1.6rem; }.habit-card h2 { margin: .2rem 0; color: var(--forest); }.habit-card > p:not(.eyebrow) { flex: 1; color: var(--muted); }.completed-state { display: flex; align-items: center; gap: .55rem; padding: .8rem; border-radius: 12px; background: #deedac; color: var(--forest); font-weight: 850; }.completed-state span { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--forest); color: #fff; }
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; align-items: start; }.admin-events { grid-column: 1 / -1; }.admin-list article { display: grid; gap: .8rem; padding: 1rem 0; border-top: 1px solid var(--line); }.admin-list h3 { margin: .5rem 0 .2rem; }.admin-list p { margin: 0; color: var(--muted); }.status { padding: .25rem .5rem; border-radius: 999px; background: #edf0ee; font-size: .68rem; font-weight: 850; text-transform: uppercase; }.status--published { background: #e3f2b3; }.status--archived { background: #f1e4df; }.event-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem 1.2rem; }.event-list div { padding: .75rem; border-radius: 12px; background: var(--cream); }.event-list span, .event-list small { display: block; }.event-list span { font-weight: 800; }.event-list small, .empty-state { color: var(--muted); }

.error-page { min-height: 65vh; display: grid; place-items: center; padding: 3rem 1rem; text-align: center; background: var(--cream); }.error-page > div { max-width: 620px; }.error-page > div > span { color: #b4c85f; font-size: 7rem; font-weight: 950; line-height: 1; }.error-page h1 { margin: .7rem 0; color: var(--forest); font-size: 2.3rem; }.error-page p { color: var(--muted); }

.site-footer { padding: 3rem 0; border-top: 1px solid var(--line); background: #f4f3ec; }.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: start; }.brand--footer { margin-bottom: .7rem; }.footer-grid h2 { margin: 0 0 .6rem; font-size: .85rem; }.footer-grid > div:nth-child(2) { display: grid; gap: .25rem; }.footer-grid > div:nth-child(2) a { color: var(--muted); font-size: .86rem; }.footer-note { grid-column: 1 / -1; margin: 0; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .8rem; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .primary-nav { position: absolute; top: 69px; right: 1rem; left: 1rem; z-index: 150; display: none; align-items: stretch; padding: 1rem; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: var(--shadow); }
  .primary-nav--open { display: grid; }.primary-nav > a, .nav-logout { min-height: 44px; display: flex; align-items: center; padding: .5rem; }
  .hero-grid, .auth-grid, .dashboard-layout, .profile-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 430px; }.auth-section { background: var(--forest); }.auth-card { max-width: 650px; width: 100%; justify-self: center; }
  .dashboard-side { grid-template-columns: repeat(2, 1fr); }.quote-card { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .header-inner { min-height: 70px; }.hero { padding-top: 3.5rem; }.hero h1 { font-size: 3rem; }.hero-visual { min-height: 390px; }.orbit--one { width: 360px; height: 360px; }.orbit--two { width: 280px; height: 280px; }.floating-note--streak { left: 0; }.floating-note--calm { right: 0; }
  .feature-grid, .announcement-grid, .metric-grid, .habit-grid, .admin-grid, .event-list { grid-template-columns: 1fr; }.feature-card--accent { transform: none; }.split-grid { grid-template-columns: 1fr; }.cta-panel, .dashboard-head > .shell { align-items: flex-start; flex-direction: column; }.field-row { display: block; }.dashboard-side { grid-template-columns: 1fr; }.admin-events { grid-column: auto; }.week-chart { gap: .3rem; }.footer-grid { grid-template-columns: 1fr; }.footer-note { grid-column: auto; }
}

@media (max-width: 440px) {
  .shell { width: min(calc(100% - 1.2rem), var(--shell)); }.hero h1 { font-size: 2.55rem; }.hero-visual { min-height: 350px; }.wellness-card { width: 290px; padding: 1.25rem; }.orbit--one { width: 320px; height: 320px; }.floating-note { display: none; }.button-row .button { width: 100%; }.trust-list { display: grid; gap: .5rem; }.section { padding: 3.5rem 0; }.auth-section { padding: 2rem 0; }.auth-intro h1 { font-size: 2.5rem; }.form-options { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }