/* =====================================================================
   thenaroo (더나루) — landing page
   Single compiled stylesheet. Sections appended below the FOUNDATION
   block as the build progresses (PR2+). Keep the FOUNDATION as the
   shared contract: tokens, reset, layout primitives, components, nav,
   footer. Section styles reuse these tokens/classes.
   ===================================================================== */

/* ============================ TOKENS ================================ */
:root {
  /* brand greens */
  --green:        #1f5d3f;   /* primary */
  --green-bright: #2c7a52;   /* accent / hover */
  --green-deep:   #16241d;   /* dark sections, footer, ink */

  /* ink + neutrals (on light) */
  --ink:        #16241d;     /* primary text */
  --ink-soft:   #46554d;     /* secondary text */
  --muted:      #7a857d;     /* muted / captions */
  --line:       #e2e7df;     /* hairline borders */
  --line-soft:  #eef1ec;

  /* surfaces */
  --bg:          #f5f7f3;    /* page background */
  --bg-warm:     #faf7f5;    /* warm cream alt */
  --surface:     #ffffff;
  --surface-soft:#f8faf7;
  --tint:        #e9f2e7;    /* light green tint */
  --tint-2:      #eef3ec;

  /* functional accents */
  --blue:       #2f7fb5;     /* info / humidity / charts */
  --terracotta: #c0492f;     /* temperature / alerts / down */
  --amber:      #c08a2f;     /* sun / warnings */

  /* on-dark */
  --on-dark:       #eaf1ea;
  --on-dark-soft:  rgba(234,241,234,.66);
  --on-dark-faint: rgba(234,241,234,.42);
  --dark-line:     rgba(255,255,255,.10);
  --dark-surface:  rgba(255,255,255,.045);
  --dark-surface-2:rgba(255,255,255,.08);

  /* type */
  --font-sans: "Pretendard Variable", Pretendard, system-ui, -apple-system,
               "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* radii */
  --r-xl:   22px;
  --r-card: 18px;
  --r-md:   12px;
  --r-sm:   9px;
  --r-pill: 999px;

  /* shadows */
  --shadow-sm:    0 1px 4px rgba(22,36,29,.05);
  --shadow:       0 8px 22px rgba(22,36,29,.06);
  --shadow-lg:    0 20px 46px rgba(22,36,29,.14);
  --shadow-green: 0 6px 18px rgba(31,93,63,.28);

  /* layout */
  --container: 1180px;
  --nav-h: 68px;
  --section-pad: clamp(64px, 8vw, 116px);
  --gap: clamp(16px, 2vw, 24px);
}

/* ============================ RESET ================================= */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
}
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  word-break: keep-all;       /* avoid awkward mid-word line breaks in Korean */
  overflow-wrap: break-word;
}
img, svg, video, canvas { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; padding: 0; }
input, textarea, select { font: inherit; }
:focus-visible { outline: 2px solid var(--green-bright); outline-offset: 2px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

/* ========================= TYPOGRAPHY ============================== */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.18; letter-spacing: -.02em; color: var(--ink); }
h1 { font-size: clamp(34px, 5.6vw, 58px); line-height: 1.08; letter-spacing: -.03em; }
h2 { font-size: clamp(26px, 3.6vw, 40px); letter-spacing: -.025em; }
h3 { font-size: clamp(18px, 1.4vw, 20px); font-weight: 700; }
p  { color: var(--ink-soft); }
strong { font-weight: 700; color: inherit; }
.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1; }
.text-green { color: var(--green); }

/* ========================== LAYOUT ================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 32px);
}
.section { padding-block: var(--section-pad); position: relative; }
.section--tint { background: var(--tint); }
.section--soft { background: var(--surface-soft); }
.section--dark { background: var(--green-deep); color: var(--on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark p { color: var(--on-dark-soft); }

.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 1000;
  background: var(--green); color: #fff; padding: 10px 16px; border-radius: var(--r-sm);
}
.skip-link:focus { left: 12px; }

/* ===================== SECTION HEADER PATTERN ===================== */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--green);
}
.eyebrow::before { content: ""; width: 22px; height: 1.5px; background: currentColor; opacity: .7; }
.section--dark .eyebrow { color: #9fd6b4; }
.section-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head .eyebrow { margin-bottom: 18px; }
.section-title { margin-bottom: 18px; }
.section-lead { font-size: clamp(15px, 1.2vw, 17.5px); color: var(--muted); max-width: 640px; }
.section--dark .section-lead { color: var(--on-dark-soft); }

/* ========================= COMPONENTS ============================= */
/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: var(--r-md);
  font-weight: 700; font-size: 15px; white-space: nowrap;
  transition: transform .16s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--green); color: #fff; box-shadow: var(--shadow-green); }
.btn--primary:hover { background: var(--green-bright); }
.btn--ghost { background: var(--surface); color: var(--ink); border: 1px solid var(--line); }
.btn--ghost:hover { border-color: var(--green); color: var(--green); }
.btn--on-dark { background: #fff; color: var(--green-deep); }
.btn--on-dark:hover { background: var(--tint); }
.btn--ghost-dark { background: transparent; color: #fff; border: 1px solid var(--dark-line); }
.btn--ghost-dark:hover { background: var(--dark-surface-2); }
.btn--lg { padding: 16px 28px; font-size: 16px; }

/* cards */
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-card); box-shadow: var(--shadow);
}
.card--flat { box-shadow: none; }

/* chips / badges / tags */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--r-pill);
  font-size: 13px; font-weight: 600; background: var(--tint); color: var(--green);
}
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 13px; border-radius: var(--r-pill);
  font-size: 13.5px; font-weight: 600;
  background: var(--surface); border: 1px solid var(--line); color: var(--ink-soft);
}
.badge-num {
  font-family: var(--font-mono); font-weight: 600; color: var(--green);
  font-size: 13px; letter-spacing: .04em;
}

/* ============================ NAV ================================= */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--bg-warm) 80%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, background .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: color-mix(in srgb, var(--bg-warm) 92%, transparent);
  box-shadow: var(--shadow-sm);
}
.nav { display: flex; align-items: center; gap: 20px; height: var(--nav-h); }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark { width: 30px; height: 30px; border-radius: 9px; flex: none; }
.brand__name { display: inline-flex; align-items: baseline; gap: 7px; line-height: 1; }
.brand__ko { font-weight: 800; font-size: 18px; letter-spacing: -.02em; color: var(--ink); }
.brand__en { font-family: var(--font-mono); font-size: 12px; color: var(--muted); letter-spacing: .02em; }

.nav__links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav__links a {
  padding: 9px 14px; border-radius: var(--r-sm);
  font-size: 14.5px; font-weight: 600; color: var(--ink-soft);
  transition: color .18s ease, background .18s ease;
}
.nav__links a:hover { color: var(--green); background: var(--tint); }
.nav__actions { display: flex; align-items: center; gap: 10px; margin-left: 8px; }
.nav__cta { padding: 10px 18px; font-size: 14.5px; }

.nav__toggle {
  display: none; width: 42px; height: 42px; margin-left: auto;
  border-radius: var(--r-sm); align-items: center; justify-content: center;
}
.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after {
  content: ""; display: block; width: 20px; height: 2px; border-radius: 2px;
  background: var(--ink); transition: transform .25s ease, opacity .2s ease;
}
.nav__toggle span { position: relative; }
.nav__toggle span::before { position: absolute; top: -6px; }
.nav__toggle span::after  { position: absolute; top:  6px; }
body.nav-open .nav__toggle span { background: transparent; }
body.nav-open .nav__toggle span::before { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav__toggle span::after  { transform: translateY(-6px) rotate(-45deg); }

/* mobile drawer */
.nav__drawer {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 99;
  background: var(--bg-warm);
  padding: 18px clamp(20px, 5vw, 32px) 40px;
  display: flex; flex-direction: column; gap: 6px;
  transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
  overflow-y: auto;
}
body.nav-open .nav__drawer { opacity: 1; transform: none; pointer-events: auto; }
.nav__drawer a:not(.btn) {
  padding: 15px 8px; font-size: 18px; font-weight: 700; color: var(--ink);
  border-bottom: 1px solid var(--line-soft);
}
.nav__drawer .btn { margin-top: 18px; }

/* page offset for fixed header */
.page { padding-top: var(--nav-h); }

/* =========================== FOOTER =============================== */
.site-footer { background: var(--green-deep); color: var(--on-dark); padding-block: clamp(56px, 7vw, 84px) 32px; }
.footer__top {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: clamp(28px, 4vw, 56px);
  padding-bottom: 40px; border-bottom: 1px solid var(--dark-line);
}
.footer__brand .brand__ko { color: #fff; }
.footer__brand .brand__en { color: var(--on-dark-faint); }
.footer__tagline { margin-top: 18px; color: var(--on-dark-soft); font-size: 14.5px; max-width: 30ch; }
.footer__award { margin-top: 16px; font-size: 13px; color: var(--on-dark-faint); }
.footer__col h4 { font-size: 13px; font-weight: 700; color: var(--on-dark-faint); letter-spacing: .02em; margin-bottom: 16px; text-transform: none; }
.footer__col ul { display: flex; flex-direction: column; gap: 11px; }
.footer__col a { font-size: 14.5px; color: var(--on-dark-soft); transition: color .18s ease; }
.footer__col a:hover { color: #fff; }
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-top: 26px; flex-wrap: wrap;
}
.footer__copy { font-size: 13px; color: var(--on-dark-faint); }
.footer__legal { display: flex; gap: 20px; }
.footer__legal a { font-size: 13px; color: var(--on-dark-soft); }
.footer__legal a:hover { color: #fff; }

/* ===================== FLOATING ACTIONS =========================== */
.floats { position: fixed; right: clamp(16px, 2vw, 26px); bottom: clamp(16px, 2vw, 26px); z-index: 90; display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.float-top {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow);
  display: flex; align-items: center; justify-content: center; color: var(--ink-soft);
  opacity: 0; transform: translateY(8px) scale(.9); pointer-events: none;
  transition: opacity .25s ease, transform .25s ease, color .2s ease;
}
.float-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.float-top:hover { color: var(--green); }
/* open-chat: white label pill + round kakao button (matches design) */
.float-chat { display: inline-flex; align-items: center; gap: 11px; animation: floatBtn 3.4s ease-in-out .4s infinite; }
@keyframes floatBtn { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
.float-chat__pill {
  position: relative; background: #fff; color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--r-pill);
  padding: 10px 15px; font-weight: 700; font-size: 13.5px; white-space: nowrap;
  box-shadow: 0 6px 18px rgba(22,36,29,.14); transition: transform .16s ease, box-shadow .2s ease;
}
.float-chat__pill::after {
  content: ""; position: absolute; right: -5px; top: 50%;
  width: 9px; height: 9px; background: #fff;
  border-right: 1px solid var(--line); border-top: 1px solid var(--line);
  transform: translateY(-50%) rotate(45deg);
}
.float-chat__pill:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(22,36,29,.18); }
.float-chat__btn {
  width: 56px; height: 56px; border-radius: 50%; background: #fee500;
  display: grid; place-items: center; flex: 0 0 auto; box-shadow: 0 8px 22px rgba(0,0,0,.2);
  transition: transform .16s ease, box-shadow .2s ease;
}
.float-chat__btn svg { width: 29px; height: 29px; }
.float-chat__btn:hover { transform: scale(1.05); box-shadow: 0 12px 28px rgba(0,0,0,.26); }

/* open-chat popover */
.openchat { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; }
.openchat[hidden] { display: none; }
.openchat__backdrop { position: absolute; inset: 0; background: rgba(22,36,29,.5); backdrop-filter: blur(2px); animation: ocFade .2s ease; }
.openchat__card {
  position: relative; z-index: 1; width: 100%; max-width: 320px; text-align: center;
  background: #fff; border-radius: var(--r-xl); padding: 30px 26px 26px;
  box-shadow: var(--shadow-lg); animation: ocPop .22s cubic-bezier(.2,.8,.3,1);
}
@keyframes ocFade { from { opacity: 0; } }
@keyframes ocPop { from { opacity: 0; transform: translateY(10px) scale(.97); } }
.openchat__close {
  position: absolute; top: 12px; right: 12px; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; color: var(--muted);
}
.openchat__close:hover { background: var(--surface-soft); color: var(--ink); }
.openchat__badge { display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: #fee500; margin-bottom: 14px; }
.openchat__title { font-size: 18px; font-weight: 800; }
.openchat__desc { font-size: 13.5px; color: var(--muted); margin-top: 6px; }
.openchat__qr { width: 200px; height: 200px; margin: 18px auto 20px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px; background: #fff; }
.openchat__qr img, .openchat__qr canvas, .openchat__qr svg { width: 100%; height: 100%; }
.openchat__qr.is-loading { color: var(--muted); font-size: 13px; }
.openchat__go { width: 100%; }

/* ===================== SCROLL REVEAL ============================= */
/* only hide reveal targets when JS is present (no-JS users see everything) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ====================== RESPONSIVE NAV =========================== */
@media (max-width: 900px) {
  .nav__links, .nav__actions { display: none; }
  .nav__toggle { display: flex; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .footer__top { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ============================ HERO =============================== */
.hero {
  position: relative;
  background:
    radial-gradient(128% 92% at 84% -10%, #e6f1e4 0%, rgba(230,241,228,0) 54%),
    linear-gradient(180deg, #edf4eb 0%, var(--bg-warm) 62%);
  padding-block: clamp(36px, 5vw, 70px) clamp(40px, 5vw, 60px);
  overflow: hidden;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
}
.hero__copy { max-width: 560px; }
.hero__copy .eyebrow { margin-bottom: 22px; }
.hero__copy h1 { margin-bottom: 22px; }
.hero__lead { font-size: clamp(15.5px, 1.25vw, 18px); color: var(--ink-soft); line-height: 1.66; margin-bottom: 30px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }
.hero__creds { display: flex; gap: clamp(24px, 4vw, 40px); flex-wrap: wrap; padding-top: 26px; border-top: 1px solid var(--line); }
.cred { display: flex; flex-direction: column; gap: 6px; }
.cred__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--green); font-weight: 600; }
.cred__text { font-size: 13px; color: var(--muted); line-height: 1.55; }
.cred__text strong { color: var(--ink); }

/* dashboard mockup */
.hero__panel { position: relative; }
.dash {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-xl); box-shadow: var(--shadow-lg);
  padding: 18px; max-width: 460px; margin-left: auto;
}
.dash__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.dash__title { font-size: 13.5px; font-weight: 700; color: var(--ink); }
.dash__title span { color: var(--muted); font-weight: 500; }
.dash__live { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 11px; font-weight: 600; color: var(--green); background: var(--tint); padding: 4px 9px; border-radius: var(--r-pill); white-space: nowrap; }
.dash__live i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }

.dash__stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin-bottom: 12px; }
.stat { border-radius: 10px; padding: 8px 9px; border: 1px solid var(--line-soft); }
.stat__label { font-size: 10.5px; color: var(--muted); margin-bottom: 2px; }
.stat__value { font-family: var(--font-mono); font-weight: 600; font-size: 13.5px; line-height: 1.2; }
.stat--temp { background: color-mix(in srgb, var(--terracotta) 7%, #fff); } .stat--temp .stat__value { color: var(--terracotta); }
.stat--hum  { background: color-mix(in srgb, var(--blue) 7%, #fff); }       .stat--hum  .stat__value { color: var(--blue); }
.stat--co2  { background: color-mix(in srgb, var(--green) 8%, #fff); }      .stat--co2  .stat__value { color: var(--green-bright); }
.stat--sun  { background: color-mix(in srgb, var(--amber) 9%, #fff); }      .stat--sun  .stat__value { color: var(--amber); }

.dash__chart { border: 1px solid var(--line-soft); border-radius: var(--r-md); padding: 8px 10px; margin-bottom: 12px; background: #fff; }
.dash__chart svg { width: 100%; height: 58px; display: block; }

.dash__ai { background: var(--green-deep); border-radius: var(--r-md); padding: 14px; }
.dash__ai-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 9px; }
.dash__ai-head b { color: #fff; font-size: 12.5px; display: inline-flex; gap: 7px; align-items: center; }
.dash__ai-head b::before { content: ""; width: 14px; height: 14px; border-radius: 5px; background: #a8e0bc; flex: none; }
.dash__ai-conf { font-family: var(--font-mono); font-size: 10.5px; font-weight: 600; color: #bfe0cc; background: rgba(255,255,255,.1); padding: 3px 8px; border-radius: var(--r-pill); }
.dash__ai-rec { color: #fff; font-weight: 600; font-size: 13.5px; margin-bottom: 10px; line-height: 1.5; }
.dash__ai-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.dash__ai-tags span { font-size: 10.5px; color: var(--on-dark-soft); background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.09); padding: 3px 8px; border-radius: var(--r-pill); }

.dash__fb { display: flex; align-items: center; gap: 10px; margin-top: 12px; padding: 9px 11px; background: var(--tint); border-radius: var(--r-md); }
.dash__fb-av { width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg, #45a06f, #1f5d3f); flex: none; }
.dash__fb-txt b { font-size: 11.5px; color: var(--green); display: block; }
.dash__fb-txt span { font-size: 11px; color: var(--ink-soft); }

/* partners bar */
.partners {
  margin-top: clamp(40px, 5vw, 62px);
  padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
}
.partners__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.partners__list { display: flex; gap: clamp(16px, 3vw, 38px); flex-wrap: wrap; align-items: center; }
.partners__list span { font-size: 15px; font-weight: 700; color: color-mix(in srgb, var(--ink) 56%, var(--bg)); letter-spacing: -.01em; }

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; gap: 36px; }
  .hero__copy { max-width: none; }
  .dash { margin-inline: auto; }
  .partners { justify-content: flex-start; }
}
@media (max-width: 440px) {
  .dash__stats { grid-template-columns: repeat(2, 1fr); }
}

/* ============================ THE PROBLEM ============================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 1.6vw, 20px);
}

.problem-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 1.8vw, 24px);
}

.problem-card__num {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--green);
}

.problem-card__title {
  font-size: clamp(15.5px, 1.1vw, 17px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

.problem-card__body {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* green callout fills the remaining 3 columns of the second row */
.problem-callout {
  grid-column: span 3;
  display: flex;
  align-items: center;
  background: var(--green);
  color: #fff;
  border-radius: var(--r-card);
  box-shadow: var(--shadow-green);
  padding: clamp(22px, 2.4vw, 34px) clamp(24px, 2.6vw, 38px);
}

.problem-callout__text {
  margin: 0;
  color: #fff;
  font-size: clamp(17px, 1.6vw, 22px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.01em;
  max-width: 30ch;
}

.problem-callout__text strong {
  color: #fff;
  font-weight: 800;
  box-shadow: inset 0 -.5em 0 rgba(255, 255, 255, .16);
}

/* 4 -> 2 columns */
@media (max-width: 880px) {
  .problem-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-callout { grid-column: span 2; }
}

/* 2 -> 1 column */
@media (max-width: 560px) {
  .problem-grid { grid-template-columns: 1fr; }
  .problem-callout { grid-column: span 1; }
}

/* ========================== APPROACH ============================= */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 24px);
}
.approach-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* gradient illustration banner */
.approach-banner {
  position: relative;
  height: clamp(112px, 14vw, 140px);
  border-bottom: 1px solid var(--line-soft);
}
.approach-banner--01 {
  background:
    radial-gradient(120% 120% at 18% 0%, color-mix(in srgb, var(--green) 13%, #fff) 0%, transparent 60%),
    linear-gradient(135deg, var(--tint) 0%, var(--surface-soft) 100%);
}
.approach-banner--02 {
  background:
    radial-gradient(120% 120% at 82% 0%, color-mix(in srgb, var(--blue) 13%, #fff) 0%, transparent 60%),
    linear-gradient(135deg, color-mix(in srgb, var(--blue) 9%, #fff) 0%, var(--surface-soft) 100%);
}
.approach-banner--03 {
  background:
    radial-gradient(120% 120% at 20% 0%, color-mix(in srgb, var(--amber) 16%, #fff) 0%, transparent 58%),
    linear-gradient(135deg, color-mix(in srgb, var(--amber) 10%, #fff) 0%, var(--bg-warm) 100%);
}
.approach-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* card text */
.approach-body {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: clamp(18px, 2vw, 24px);
}
.approach-step {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--green);
}
.approach-title {
  font-size: clamp(17px, 1.4vw, 19px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--ink);
}
.approach-text {
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--ink-soft);
}

/* intelligent loop bar */
.approach-loop {
  margin-top: clamp(22px, 3vw, 34px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(10px, 1.6vw, 18px);
  padding: clamp(15px, 2vw, 20px) clamp(18px, 2.5vw, 26px);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-sm);
}
.approach-loop__label {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--green);
  white-space: nowrap;
}
.approach-loop__flow {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-soft);
}
.approach-loop__sep {
  font-size: 16px;
  font-weight: 600;
  color: var(--green-bright);
  line-height: 1;
}
.approach-loop__note {
  font-size: 13.5px;
  color: var(--muted);
  white-space: nowrap;
}

@media (max-width: 820px) {
  .approach-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
}
@media (max-width: 560px) {
  .approach-loop { border-radius: var(--r-card); }
  .approach-loop__flow { width: 100%; }
}

/* ====================== AI GREENHOUSE CONTROL ===================== */
.ai-control-head {
  max-width: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(20px, 4vw, 48px);
  flex-wrap: wrap;
}
.ai-control-head__copy { max-width: 640px; }
.ai-control-head__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 6px;
}
.ai-control-head__tags .tag { background: var(--tint); border-color: transparent; color: var(--green); }

/* big dashboard card */
.ai-control-dash {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  padding: clamp(14px, 1.8vw, 22px);
  overflow: hidden;
}

/* browser top bar */
.ai-control-bar {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 16px);
  padding: 0 4px clamp(14px, 1.6vw, 18px);
  margin-bottom: clamp(14px, 1.6vw, 18px);
  border-bottom: 1px solid var(--line-soft);
}
.ai-control-bar__dots { display: inline-flex; gap: 6px; flex: none; }
.ai-control-bar__dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.ai-control-bar__dots i:nth-child(1) { background: color-mix(in srgb, var(--terracotta) 55%, #fff); }
.ai-control-bar__dots i:nth-child(2) { background: color-mix(in srgb, var(--amber) 55%, #fff); }
.ai-control-bar__dots i:nth-child(3) { background: color-mix(in srgb, var(--green) 50%, #fff); }
.ai-control-bar__url {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 12.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  background: var(--surface-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-pill);
  padding: 6px 14px;
}
.ai-control-bar__host { color: var(--ink); font-weight: 600; }
.ai-control-bar__path { color: var(--muted); }
.ai-control-bar__live {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--green);
  background: var(--tint);
  padding: 5px 11px;
  border-radius: var(--r-pill);
  white-space: nowrap;
}
.ai-control-bar__live i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); animation: pulse 1.8s ease-in-out infinite; }

/* KPI tiles */
.ai-control-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(8px, 1.2vw, 14px);
  margin-bottom: clamp(14px, 1.8vw, 20px);
}
.ai-control-kpi {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--surface-soft);
  padding: clamp(12px, 1.4vw, 16px);
}
.ai-control-kpi__label { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.ai-control-kpi__value { font-weight: 600; font-size: clamp(20px, 2.4vw, 28px); line-height: 1.1; color: var(--ink); letter-spacing: -.01em; }
.ai-control-kpi__value--up { color: var(--green); }
.ai-control-kpi__sub { font-size: 11.5px; color: var(--muted); margin-top: 6px; }
.ai-control-kpi__sub--up { color: var(--green-bright); font-weight: 600; }

/* two-column body */
.ai-control-body {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: clamp(12px, 1.6vw, 18px);
}

/* LEFT: monitor */
.ai-control-monitor {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-card);
  background: var(--surface);
  padding: clamp(14px, 1.8vw, 20px);
}
.ai-control-monitor__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.ai-control-monitor__title { font-size: 15px; font-weight: 700; color: var(--ink); }
.ai-control-monitor__meta { font-size: 11.5px; color: var(--muted); }
.ai-control-monitor__helper { font-size: 12.5px; color: var(--muted); margin-top: 6px; }

.ai-control-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: clamp(14px, 1.6vw, 18px) 0 clamp(12px, 1.4vw, 16px);
}
.ai-control-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  border-radius: var(--r-pill);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--surface);
  border: 1px solid var(--line);
  transition: border-color .18s ease, color .18s ease, background .18s ease;
}
.ai-control-chip .mono { font-weight: 600; }
.ai-control-chip:hover { border-color: var(--green); color: var(--green); }
.ai-control-chip.is-active { background: var(--tint); border-color: transparent; color: var(--green); }

.ai-control-chart {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--surface-soft);
  padding: 10px 12px 8px;
}
.ai-control-chart svg { width: 100%; height: clamp(140px, 18vw, 190px); display: block; }
.ai-control-chart__axis {
  display: flex;
  justify-content: space-between;
  font-size: 10.5px;
  color: var(--muted);
  margin-top: 6px;
}

/* RIGHT: AI recommendation (dark) */
.ai-control-rec {
  background: var(--green-deep);
  border-radius: var(--r-card);
  padding: clamp(16px, 1.8vw, 22px);
  display: flex;
  flex-direction: column;
}
.ai-control-rec__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.ai-control-rec__head b {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.ai-control-rec__head b::before { content: ""; width: 16px; height: 16px; border-radius: 6px; background: #a8e0bc; flex: none; }
.ai-control-rec__conf {
  font-size: 11px;
  font-weight: 600;
  color: #bfe0cc;
  background: rgba(255,255,255,.1);
  padding: 4px 9px;
  border-radius: var(--r-pill);
  white-space: nowrap;
}
.ai-control-rec__action {
  color: #fff;
  font-weight: 700;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.5;
  margin-bottom: 16px;
}

.ai-control-rec__why { margin-bottom: 16px; }
.ai-control-rec__why-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
  margin-bottom: 10px;
}
.ai-control-rec__list { display: flex; flex-direction: column; gap: 9px; }
.ai-control-rec__list li {
  position: relative;
  padding-left: 22px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--on-dark-soft);
}
.ai-control-rec__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #a8e0bc;
  font-weight: 700;
  font-size: 12px;
}

.ai-control-rec__fb { margin-bottom: 14px; }
.ai-control-rec__fb-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--on-dark);
  margin-bottom: 8px;
}
.ai-control-rec__fb-input {
  width: 100%;
  resize: vertical;
  min-height: 64px;
  background: var(--dark-surface);
  border: 1px solid var(--dark-line);
  border-radius: var(--r-md);
  padding: 11px 13px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--on-dark);
}
.ai-control-rec__fb-input::placeholder { color: var(--on-dark-faint); }
.ai-control-rec__fb-input:focus-visible { outline: 2px solid #a8e0bc; outline-offset: 1px; }

.ai-control-rec__actions { display: flex; gap: 10px; margin-top: auto; flex-wrap: wrap; }
.ai-control-rec__actions .btn { flex: 1 1 auto; }

/* responsive */
@media (max-width: 820px) {
  .ai-control-body { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .ai-control-head { flex-direction: column; }
  .ai-control-head__tags { padding-top: 0; }
}
@media (max-width: 560px) {
  .ai-control-kpis { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 420px) {
  .ai-control-bar__path { display: none; }
}

/* ===================== EXPLAINABLE AI (PR6) ====================== */
.explainable-grid {
  display: grid;
  grid-template-columns: 1fr 1.04fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.explainable-copy { max-width: 520px; }
.explainable-copy .section-head { margin-bottom: clamp(22px, 3vw, 30px); }

.explainable-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.explainable-chip {
  background: var(--dark-surface-2);
  color: var(--on-dark);
  border: 1px solid var(--dark-line);
  padding: 8px 14px;
  font-size: 13.5px;
}
.explainable-chip span { color: #9fd6b4; font-weight: 700; }

/* evidence card */
.explainable-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--r-xl);
  padding: clamp(16px, 2vw, 22px);
}
.explainable-card__head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding-bottom: 14px; margin-bottom: 4px;
  border-bottom: 1px solid var(--dark-line);
}
.explainable-card__title {
  font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--on-dark-soft);
}
.explainable-card__count {
  font-size: 11px; font-weight: 600; color: #bfe0cc;
  background: rgba(255,255,255,.08); padding: 3px 9px; border-radius: var(--r-pill);
}

/* evidence rows */
.explainable-evid { display: flex; flex-direction: column; }
.explainable-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 13px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--dark-line);
}
.explainable-row:last-child { border-bottom: 0; }
.explainable-row__icon {
  width: 34px; height: 34px; flex: none;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,.06);
  border: 1px solid var(--dark-line);
  color: #9fd6b4;
}
.explainable-row__icon svg { width: 18px; height: 18px; }
.explainable-row__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.explainable-row__label { font-size: 14px; font-weight: 700; color: #fff; line-height: 1.35; }
.explainable-row__detail { font-size: 12.5px; color: var(--on-dark-soft); line-height: 1.4; }

/* status pills */
.explainable-pill {
  flex: none; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px; border-radius: var(--r-pill);
  font-size: 11.5px; font-weight: 600; letter-spacing: .02em;
  border: 1px solid transparent;
}
.explainable-pill--danger {
  background: color-mix(in srgb, var(--terracotta) 22%, transparent);
  color: color-mix(in srgb, var(--terracotta) 40%, #fff);
  border-color: color-mix(in srgb, var(--terracotta) 36%, transparent);
}
.explainable-pill--ok {
  background: color-mix(in srgb, var(--green-bright) 22%, transparent);
  color: #a8e0bc;
  border-color: color-mix(in srgb, var(--green-bright) 34%, transparent);
}
.explainable-pill--warn {
  background: color-mix(in srgb, var(--amber) 22%, transparent);
  color: color-mix(in srgb, var(--amber) 44%, #fff);
  border-color: color-mix(in srgb, var(--amber) 36%, transparent);
}
.explainable-pill--neutral {
  background: rgba(255,255,255,.07);
  color: var(--on-dark);
  border-color: var(--dark-line);
}

/* 종합 추론 block */
.explainable-reason {
  margin-top: 16px;
  background: var(--green-deep);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  padding: clamp(14px, 1.8vw, 18px);
}
.explainable-reason__head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  flex-wrap: wrap; margin-bottom: 10px;
}
.explainable-reason__title {
  color: #fff; font-size: 12.5px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 8px;
}
.explainable-reason__title::before {
  content: ""; width: 14px; height: 14px; border-radius: 5px; background: #a8e0bc; flex: none;
}
.explainable-reason__conf {
  font-size: 10.5px; font-weight: 600; color: #bfe0cc;
  background: rgba(255,255,255,.1); padding: 3px 9px; border-radius: var(--r-pill);
}
.explainable-reason__rec {
  color: #fff; font-weight: 700; font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.5; margin-bottom: 9px;
}
.explainable-reason__why {
  color: var(--on-dark-soft); font-size: 13px; line-height: 1.6;
}

@media (max-width: 820px) {
  .explainable-grid { grid-template-columns: 1fr; gap: clamp(28px, 5vw, 40px); }
  .explainable-copy { max-width: none; }
}
@media (max-width: 420px) {
  .explainable-row { gap: 10px; }
  .explainable-row__icon { width: 30px; height: 30px; }
  .explainable-pill { padding: 4px 8px; font-size: 11px; }
}

/* ===================== AGRICULTURE COMMUNITY (#community) ===================== */
.community-sr {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* bento layout: A + B on top, C/D/E in a 3-col row below */
.community-bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 1.6vw, 20px);
}
.community-card--price  { grid-column: span 2; }
.community-card--qa     { grid-column: span 1; }
.community-card--ship,
.community-card--profit,
.community-card--alert  { grid-column: span 1; }

.community-card {
  padding: clamp(18px, 1.8vw, 24px);
  display: flex;
  flex-direction: column;
}
.community-card__head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; margin-bottom: clamp(14px, 1.6vw, 18px);
}
.community-card__title { font-size: clamp(16px, 1.2vw, 18px); font-weight: 700; color: var(--ink); }
.community-card__meta { font-size: 12px; color: var(--muted); letter-spacing: .02em; white-space: nowrap; }

/* shared colored dot */
.community-dot { width: 9px; height: 9px; border-radius: 50%; flex: none; display: inline-block; }
.community-dot--tomato     { background: var(--terracotta); }
.community-dot--paprika    { background: var(--green-bright); }
.community-dot--oi         { background: var(--amber); }
.community-dot--strawberry { background: var(--blue); }

/* ---- CARD A: price list ---- */
.community-price { display: flex; flex-direction: column; }
.community-price__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 80px auto auto;
  align-items: center;
  gap: clamp(10px, 1.4vw, 18px);
  padding: clamp(11px, 1.2vw, 14px) 0;
  border-bottom: 1px solid var(--line-soft);
}
.community-price__row:first-child { padding-top: 2px; }
.community-price__name {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: clamp(14px, 1.05vw, 15.5px); font-weight: 700; color: var(--ink); min-width: 0;
}
.community-price__unit { font-weight: 500; color: var(--muted); font-size: .9em; }
.community-price__spark { width: 80px; height: 22px; display: block; }
.community-price__val {
  font-size: clamp(15px, 1.15vw, 17px); font-weight: 600; color: var(--ink);
  text-align: right; white-space: nowrap;
}
.community-price__chg {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 13px; font-weight: 600; justify-self: end; white-space: nowrap;
  min-width: 64px; justify-content: flex-end;
}
.community-price__chg--up   { color: var(--green); }
.community-price__chg--down { color: var(--terracotta); }

/* ---- CARD A: forecast box ---- */
.community-forecast {
  margin-top: clamp(16px, 1.8vw, 20px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface-soft);
  padding: clamp(14px, 1.4vw, 18px);
}
.community-forecast__head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 10px; flex-wrap: wrap;
}
.community-forecast__label { font-size: 13.5px; font-weight: 700; color: var(--ink); }
.community-forecast__tag {
  font-size: 11.5px; font-weight: 600; color: var(--terracotta);
  background: color-mix(in srgb, var(--terracotta) 9%, #fff);
  padding: 4px 10px; border-radius: var(--r-pill); white-space: nowrap;
}
.community-forecast__chart { width: 100%; height: clamp(96px, 12vw, 132px); display: block; }

/* ---- CARD B: Q&A ---- */
.community-qa { display: flex; flex-direction: column; }
.community-qa__row {
  padding: clamp(12px, 1.3vw, 15px) 0;
  border-bottom: 1px solid var(--line-soft);
}
.community-qa__row:first-child { padding-top: 0; }
.community-qa__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 9px; }
.community-qa__chip { padding: 4px 10px; font-size: 12px; }
.community-qa__q {
  font-size: clamp(14.5px, 1.1vw, 16px); font-weight: 700; color: var(--ink);
  line-height: 1.45; margin-bottom: 9px;
}
.community-qa__meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
  font-size: 12.5px; color: var(--muted);
}
.community-qa__answers { color: var(--ink-soft); font-size: 12px; }
.community-qa__sep { color: var(--line); }
.community-qa__badge {
  font-size: 11.5px; font-weight: 600; padding: 3px 9px;
  border-radius: var(--r-pill); margin-left: 2px;
}
.community-qa__badge--expert { color: var(--green); background: var(--tint); }
.community-qa__badge--ai     { color: var(--blue); background: color-mix(in srgb, var(--blue) 10%, #fff); }

/* ---- CARD B: dark AI note (reuse hero AI sub-card language) ---- */
.community-ainote {
  margin-top: clamp(14px, 1.6vw, 18px);
  background: var(--green-deep);
  border-radius: var(--r-md);
  padding: clamp(13px, 1.4vw, 16px);
}
.community-ainote__label {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 11px; font-weight: 600; letter-spacing: .04em; color: #bfe0cc;
  text-transform: uppercase; margin-bottom: 8px;
}
.community-ainote__label::before {
  content: ""; width: 14px; height: 14px; border-radius: 5px; background: #a8e0bc; flex: none;
}
.community-ainote__text { font-size: 13px; color: var(--on-dark-soft); line-height: 1.6; }

/* ---- CARD C: 출하 추천 ---- */
.community-ship { display: flex; flex-direction: column; gap: 4px; }
.community-ship__row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: clamp(9px, 1vw, 12px) 0;
  border-bottom: 1px solid var(--line-soft);
}
.community-ship__row:last-child { border-bottom: 0; }
.community-ship__crop { font-size: 14.5px; font-weight: 700; color: var(--ink); }
.community-pill {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12.5px; font-weight: 600; padding: 5px 12px;
  border-radius: var(--r-pill); white-space: nowrap;
}
.community-pill--now  { color: var(--green); background: var(--tint); }
.community-pill--wait { color: var(--amber); background: color-mix(in srgb, var(--amber) 11%, #fff); }
.community-pill--hold { color: var(--ink-soft); background: var(--surface-soft); border: 1px solid var(--line); }

/* ---- CARD D: profitability bars ---- */
.community-profit { display: flex; flex-direction: column; gap: clamp(12px, 1.4vw, 16px); }
.community-profit__top {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 10px; margin-bottom: 7px;
}
.community-profit__crop { font-size: 14px; font-weight: 700; color: var(--ink); }
.community-profit__lvl { font-size: 12.5px; font-weight: 600; }
.community-profit__lvl--high { color: var(--green); }
.community-profit__lvl--mid  { color: var(--amber); }
.community-profit__lvl--low  { color: var(--muted); }
.community-profit__bar {
  height: 7px; border-radius: var(--r-pill);
  background: var(--line-soft); overflow: hidden;
}
.community-profit__fill { display: block; height: 100%; border-radius: var(--r-pill); }
.community-profit__fill--high { background: var(--green-bright); }
.community-profit__fill--mid  { background: var(--amber); }
.community-profit__fill--low  { background: color-mix(in srgb, var(--muted) 60%, var(--line)); }

/* ---- CARD E: region alerts ---- */
.community-alert { display: flex; flex-direction: column; gap: clamp(12px, 1.4vw, 16px); }
.community-alert__row { display: flex; align-items: flex-start; gap: 11px; }
.community-alert__dot { margin-top: 7px; }
.community-alert__dot--pest    { background: var(--terracotta); }
.community-alert__dot--weather { background: var(--blue); }
.community-alert__dot--gov     { background: var(--green-bright); }
.community-alert__text { font-size: 13.5px; color: var(--ink-soft); line-height: 1.55; }
.community-alert__text strong { color: var(--ink); font-weight: 700; }

/* ---- responsive ---- */
@media (max-width: 920px) {
  .community-bento { grid-template-columns: 1fr 1fr; }
  .community-card--price,
  .community-card--qa { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .community-bento { grid-template-columns: 1fr; }
  .community-card--price,
  .community-card--qa,
  .community-card--ship,
  .community-card--profit,
  .community-card--alert { grid-column: 1 / -1; }
}
@media (max-width: 460px) {
  .community-price__row {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 10px;
  }
  .community-price__spark { display: none; }
}

/* ===================== DATA INTELLIGENCE (#data) ================== */
.data-head { margin-inline: auto; text-align: center; }
.data-head .eyebrow { justify-content: center; }
.data-head .section-lead { margin-inline: auto; }

.data-grid {
  display: grid;
  grid-template-columns: 1fr 1.12fr 1fr;
  gap: clamp(16px, 2vw, 22px);
  align-items: stretch;
}

.data-card {
  border-radius: var(--r-card);
  padding: clamp(20px, 2.4vw, 28px);
  display: flex;
  flex-direction: column;
}
.data-card--side { background: var(--surface); }

.data-card__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
}

/* LEFT — connected data tag wrap */
.data-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: flex-start;
}
.data-tags .tag { cursor: default; }

/* CENTER — data hub (focal point) */
.data-hub {
  background: var(--green);
  color: #fff;
  box-shadow: var(--shadow-green);
  text-align: center;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding-block: clamp(28px, 3vw, 38px);
  position: relative;
}
.data-hub__icon {
  width: 46px;
  height: 46px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.data-hub__icon svg { width: 24px; height: 24px; }
.data-hub__title {
  color: #fff;
  font-size: clamp(17px, 1.6vw, 20px);
}
.data-hub__text {
  color: var(--on-dark-soft);
  font-size: 14px;
  line-height: 1.65;
  max-width: 30ch;
  margin-inline: auto;
}
.data-hub__flow {
  margin-top: 4px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  color: color-mix(in srgb, var(--tint) 78%, #fff);
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .14);
  padding: 7px 14px;
  border-radius: var(--r-pill);
}
.data-hub__flow span { color: rgba(255, 255, 255, .55); padding-inline: 2px; }

/* RIGHT — value checklist */
.data-values {
  display: flex;
  flex-direction: column;
  gap: 13px;
}
.data-value {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}
.data-value__check {
  flex: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--tint);
  color: var(--green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
}

/* RESPONSIVE — 3 -> 1, keep hub as visual anchor */
@media (max-width: 820px) {
  .data-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    max-width: 520px;
    margin-inline: auto;
  }
  .data-hub { order: -1; }
}

/* ============================ USE CASES =========================== */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(20px, 2.6vw, 30px);
  align-items: start; /* don't stretch cards to equal height (keeps photos 16:9) */
}

.usecases-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* photo header */
.usecases-photo {
  position: relative;
  aspect-ratio: 16 / 9;
  flex: none; /* fixed 16:9 banner; never grows to fill card height */
}
.usecases-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.usecases-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 24px);
  background: linear-gradient(
    180deg,
    rgba(22, 36, 29, 0) 28%,
    rgba(22, 36, 29, .42) 60%,
    rgba(22, 36, 29, .82) 100%
  );
}
.usecases-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--on-dark-soft);
}
.usecases-scenario {
  font-size: clamp(17px, 1.7vw, 20px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: #fff;
}

/* numbered steps */
.usecases-steps {
  display: flex;
  flex-direction: column;
  padding: clamp(18px, 2.2vw, 26px) clamp(18px, 2.2vw, 26px) clamp(8px, 1.2vw, 12px);
}
.usecases-step {
  display: flex;
  gap: 14px;
  padding-block: clamp(13px, 1.5vw, 16px);
  border-bottom: 1px solid var(--line-soft);
}
.usecases-step:last-child {
  border-bottom: 0;
}
.usecases-num {
  flex: none;
  width: 28px;
  height: 28px;
  margin-top: 1px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}
.usecases-step-body {
  min-width: 0;
}
.usecases-step-title {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}
.usecases-step-sub {
  margin-top: 2px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--muted);
}

@media (max-width: 760px) {
  .usecases-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================== PRODUCT PREVIEW (#preview) =========================== */

/* ---- desktop dashboard mock ---- */
.preview-desktop {
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.preview-browser {
  display: flex; align-items: center; gap: 14px;
  padding: 11px clamp(14px, 2vw, 18px);
  background: var(--surface-soft);
  border-bottom: 1px solid var(--line);
}
.preview-dots { display: inline-flex; gap: 7px; flex: none; }
.preview-dots i { width: 11px; height: 11px; border-radius: 50%; background: var(--line); display: block; }
.preview-dots i:nth-child(1) { background: color-mix(in srgb, var(--terracotta) 55%, var(--line)); }
.preview-dots i:nth-child(2) { background: color-mix(in srgb, var(--amber) 55%, var(--line)); }
.preview-dots i:nth-child(3) { background: color-mix(in srgb, var(--green-bright) 50%, var(--line)); }
.preview-url {
  flex: 1; text-align: center;
  font-size: 12.5px; color: var(--ink-soft);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-pill); padding: 6px 16px;
  max-width: 420px; margin-inline: auto;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.preview-url span { color: var(--muted); }

.preview-app {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 460px;
}

/* sidebar */
.preview-side {
  background: var(--green-deep);
  color: var(--on-dark);
  padding: 18px 14px;
  display: flex; flex-direction: column; gap: 22px;
}
.preview-side__brand { display: inline-flex; align-items: center; gap: 9px; }
.preview-side__mark {
  width: 28px; height: 28px; border-radius: 8px; flex: none;
  background: var(--dark-surface-2);
  display: inline-flex; align-items: center; justify-content: center;
}
.preview-side__mark svg { width: 18px; height: 18px; }
.preview-side__brand b { color: #fff; font-size: 16px; font-weight: 800; letter-spacing: -.02em; }

.preview-side__nav { display: flex; flex-direction: column; gap: 3px; }
.preview-side__link {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 11px; border-radius: var(--r-sm);
  font-size: 13.5px; font-weight: 600; color: var(--on-dark-soft);
}
.preview-side__link i { width: 16px; font-style: normal; font-size: 13px; text-align: center; opacity: .8; flex: none; }
.preview-side__link.is-active { background: var(--dark-surface-2); color: #fff; }
.preview-side__link.is-active i { opacity: 1; color: #a8e0bc; }

.preview-side__user {
  margin-top: auto;
  display: flex; align-items: center; gap: 10px;
  padding-top: 16px; border-top: 1px solid var(--dark-line);
}
.preview-side__av {
  width: 32px; height: 32px; border-radius: 50%; flex: none;
  background: linear-gradient(135deg, #45a06f, #1f5d3f);
}
.preview-side__who { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.preview-side__who b { color: #fff; font-size: 13px; font-weight: 700; }
.preview-side__who em { color: var(--on-dark-faint); font-size: 11px; font-style: normal; }

/* main panel */
.preview-main { padding: clamp(16px, 2vw, 22px); background: var(--surface); min-width: 0; }
.preview-main__head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.preview-main__head h3 { font-size: 16px; font-weight: 800; }
.preview-main__meta { font-size: 12px; color: var(--muted); }
.preview-main__head .dash__live { margin-left: auto; }

/* KPI tiles */
.preview-kpis {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
  margin-bottom: 14px;
}
.preview-kpi {
  border: 1px solid var(--line-soft); border-radius: var(--r-md);
  background: var(--surface-soft); padding: 11px 13px;
  display: flex; flex-direction: column; gap: 4px;
}
.preview-kpi__label { font-size: 11.5px; color: var(--muted); }
.preview-kpi__value { font-size: 19px; font-weight: 600; line-height: 1.1; }

/* board: chart + ai */
.preview-board {
  display: grid; grid-template-columns: 1.55fr 1fr; gap: 12px;
  margin-bottom: 14px;
}
.preview-chart { padding: 14px; }
.preview-chart__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.preview-chart__head b { font-size: 13px; font-weight: 700; color: var(--ink); }
.preview-chart svg { width: 100%; height: clamp(96px, 14vw, 130px); display: block; }
.preview-legend { display: inline-flex; gap: 12px; flex-wrap: wrap; }
.preview-legend__i { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 600; color: var(--ink-soft); }
.preview-legend__i::before { content: ""; width: 14px; height: 3px; border-radius: 2px; flex: none; }
.preview-legend__i--temp::before { background: var(--terracotta); }
.preview-legend__i--hum::before  { background: var(--blue); }
.preview-legend__i--co2::before  { background: var(--green-bright); }

/* ai mini-card (extends .dash__ai) */
.preview-ai { display: flex; flex-direction: column; }
.preview-ai__list { display: flex; flex-direction: column; gap: 5px; margin: 0 0 12px; }
.preview-ai__list li {
  position: relative; padding-left: 14px;
  font-size: 11.5px; line-height: 1.5; color: var(--on-dark-soft);
}
.preview-ai__list li::before { content: "·"; position: absolute; left: 3px; color: #a8e0bc; font-weight: 800; }
.preview-ai__actions { display: flex; gap: 8px; margin-top: auto; }
.preview-ai__btn { flex: 1; padding: 10px 12px; font-size: 13px; }

/* control history */
.preview-hist { padding: 14px clamp(14px, 2vw, 18px); }
.preview-hist__title { display: block; font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 10px; }
.preview-hist__list { display: flex; flex-direction: column; }
.preview-hist__row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; border-top: 1px solid var(--line-soft);
}
.preview-hist__row:first-child { border-top: 0; }
.preview-hist__time { font-size: 12px; color: var(--muted); flex: none; width: 46px; }
.preview-hist__txt { font-size: 13px; color: var(--ink-soft); flex: 1; min-width: 0; }
.preview-hist__tag {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 600;
  padding: 4px 9px; border-radius: var(--r-pill); white-space: nowrap; flex: none;
}
.preview-hist__tag--ai     { background: var(--tint); color: var(--green); }
.preview-hist__tag--auto   { background: color-mix(in srgb, var(--blue) 12%, #fff); color: var(--blue); }
.preview-hist__tag--farmer { background: color-mix(in srgb, var(--amber) 14%, #fff); color: var(--amber); }

/* ---- phone mocks ---- */
.preview-phones {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(24px, 4vw, 40px);
}
.preview-phone { display: flex; justify-content: center; }
.preview-phone__frame {
  position: relative;
  width: 100%; max-width: 300px;
  background: var(--green-deep);
  border-radius: 38px;
  padding: 11px;
  box-shadow: var(--shadow-lg);
}
.preview-phone__notch {
  position: absolute; top: 11px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 22px; border-radius: 0 0 14px 14px;
  background: var(--green-deep); z-index: 2;
}
.preview-phone__screen {
  background: var(--bg); border-radius: 28px;
  overflow: hidden;
  display: flex; flex-direction: column;
  min-height: 530px;
}
.preview-phone__status {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 20px 5px; font-size: 12px; font-weight: 600; color: var(--ink);
}
.preview-phone__app { color: var(--muted); }
.preview-phone__hd {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 16px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.preview-phone__hd b { font-size: 15px; font-weight: 800; color: var(--ink); }
.preview-phone__hd-conf {
  font-size: 11px; font-weight: 600; color: var(--green);
  background: var(--tint); padding: 4px 9px; border-radius: var(--r-pill);
}
.preview-phone__body {
  padding: 14px; display: flex; flex-direction: column; gap: 12px;
  flex: 1; background: var(--bg);
}

/* phone ai/summary cards reuse .dash__ai */
.preview-pcard, .preview-summary { padding: 14px; }
.preview-pcard .dash__ai-rec, .preview-summary__txt { font-size: 13.5px; }
.preview-summary__txt { margin-bottom: 0; }
.preview-summary .dash__ai-head { margin-bottom: 8px; }

.preview-fb {
  background: var(--tint); border-radius: var(--r-md);
  padding: 12px 13px;
}
.preview-fb__title { display: block; font-size: 12px; font-weight: 700; color: var(--green); margin-bottom: 5px; }
.preview-fb__txt { font-size: 12.5px; color: var(--ink-soft); line-height: 1.55; }
.preview-phone__cta { width: 100%; margin-top: auto; }

/* phone 2 — price */
.preview-tabs { display: flex; gap: 6px; }
.preview-tab {
  flex: 1; text-align: center;
  padding: 8px 6px; border-radius: var(--r-pill);
  font-size: 12.5px; font-weight: 600; color: var(--ink-soft);
  background: var(--surface); border: 1px solid var(--line);
}
.preview-tab.is-active { background: var(--green); color: #fff; border-color: var(--green); }
.preview-price { padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.preview-price__name { font-size: 12px; color: var(--muted); }
.preview-price__row { display: flex; align-items: baseline; gap: 10px; }
.preview-price__row b { font-size: 24px; font-weight: 700; color: var(--ink); }
.preview-up   { font-size: 13px; font-weight: 600; color: var(--terracotta); }
.preview-down { font-size: 13px; font-weight: 600; color: var(--blue); }
.preview-price__chart { width: 100%; height: 72px; display: block; margin-top: 2px; }
.preview-price__axis { display: flex; justify-content: space-between; font-size: 10.5px; color: var(--muted); }
.preview-reco {
  display: flex; flex-direction: column; gap: 3px;
  background: var(--tint); border-radius: var(--r-md); padding: 11px 13px;
}
.preview-reco b { font-size: 13px; font-weight: 700; color: var(--green); }
.preview-reco span { font-size: 11.5px; color: var(--ink-soft); }
.preview-rows { display: flex; flex-direction: column; }
.preview-rows__row {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 2px; border-top: 1px solid var(--line);
}
.preview-rows__name { font-size: 13px; color: var(--ink-soft); flex: 1; min-width: 0; }
.preview-rows__val { font-size: 13.5px; font-weight: 600; color: var(--ink); }

/* phone 3 — community */
.preview-posts { display: flex; flex-direction: column; gap: 10px; }
.preview-post { padding: 13px; display: flex; flex-direction: column; gap: 7px; }
.preview-post__tags { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.preview-post__tag { padding: 4px 10px; font-size: 11px; }
.preview-post__q { font-size: 13.5px; font-weight: 700; color: var(--ink); line-height: 1.45; }
.preview-post__meta { font-size: 11px; color: var(--muted); }

/* ---- responsive ---- */
@media (max-width: 900px) {
  .preview-board { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .preview-app { grid-template-columns: 1fr; }
  .preview-side {
    flex-direction: row; align-items: center; flex-wrap: wrap;
    gap: 14px 18px; padding: 14px 16px;
  }
  .preview-side__nav { flex-direction: row; flex-wrap: wrap; gap: 6px; flex: 1; min-width: 0; }
  .preview-side__link { padding: 7px 12px; background: var(--dark-surface-2); }
  .preview-side__user { margin: 0; padding-top: 0; border-top: 0; }
  .preview-phones {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(250px, 78%);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
    margin-inline: calc(-1 * clamp(20px, 5vw, 32px));
    padding-inline: clamp(20px, 5vw, 32px);
  }
  .preview-phone { scroll-snap-align: center; }
}
@media (max-width: 560px) {
  .preview-kpis { grid-template-columns: repeat(2, 1fr); }
  .preview-side__nav { display: none; }
}
@media (max-width: 420px) {
  .preview-main__head .dash__live { margin-left: 0; }
}

/* ============================ CTA ================================= */
.cta-card {
  position: relative; overflow: hidden;
  background: var(--green-deep);
  border-radius: var(--r-xl);
  padding: clamp(40px, 6.5vw, 82px) clamp(28px, 6vw, 76px);
}
.cta-card::before {
  content: ""; position: absolute; right: -70px; top: -90px;
  width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle at 32% 32%, rgba(168,224,188,.20), rgba(168,224,188,0) 70%);
  pointer-events: none;
}
.cta-card::after {
  content: ""; position: absolute; right: 56px; bottom: -130px;
  width: 280px; height: 280px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.08); pointer-events: none;
}
.cta-inner { position: relative; max-width: 680px; }
.cta-eyebrow { color: #9fd6b4; margin-bottom: 18px; }
.cta-card h2 { color: #fff; margin-bottom: 18px; }
.cta-card p { color: var(--on-dark-soft); font-size: clamp(15px, 1.2vw, 17px); max-width: 46ch; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }