/* ============================================================
   PRODAO WEBSITE — landing.css  (index.html page styles)
   Load AFTER styles/base.css (tokens, reset, shared primitives).
   ============================================================ */


/* ---- reset ---- */
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
section { scroll-margin-top: 90px; }


/* ---- shared type ---- */
.section-title {
  font-size: 40px; font-weight: 800; letter-spacing: -0.02em;
  line-height: 1.1; margin-top: 14px; max-width: 28ch;
  text-wrap: balance;
}
.section-head { margin-bottom: 56px; }
.section-pad { padding: 25vh 0; }
.lead { color: var(--text-secondary); font-size: 18px; line-height: 1.6; }

.btn-ghost { background: transparent; color: var(--text-primary); border-color: transparent; padding-left: 8px; padding-right: 8px; }
.btn-ghost:hover { color: var(--accent); }

.badge-premium { background: var(--accent); color: var(--bg-primary); box-shadow: var(--glow-accent-sm); }
.badge-accent { background: var(--accent-dim); color: var(--accent); border-color: var(--border-accent); }
.badge-neutral { background: transparent; color: var(--text-secondary); border-color: var(--border-subtle); }
.badge-upcoming { background: transparent; color: var(--text-secondary); border: 1px dashed var(--border-warm); }

/* ---- cards ---- */
.card {
  background: var(--bg-secondary); border: 1px solid var(--border-subtle);
  border-radius: 16px; padding: 32px;
  transition: border-color .24s var(--ease-out), box-shadow .24s, transform .24s;
}
.card-hover:hover { border-color: var(--border-accent); box-shadow: inset 0 0 0 1px var(--border-accent), var(--glow-accent-sm); transform: translateY(-3px); }
.card-premium { border-color: var(--border-accent); box-shadow: var(--glow-accent); }

.icon-chip {
  width: 48px; height: 48px; border-radius: 12px;
  background: #221A17; border: 1px solid var(--border-accent);
  display: flex; align-items: center; justify-content: center; color: var(--accent);
  margin-bottom: 20px; flex: none;
}
.icon-chip svg { width: 24px; height: 24px; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: transparent; border-bottom: 1px solid transparent;
  transition: background .3s var(--ease-out), backdrop-filter .3s;
}
.nav.scrolled {
  background: linear-gradient(to bottom, rgba(19,19,19,0.92) 0%, rgba(19,19,19,0.62) 55%, rgba(19,19,19,0) 100%);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.nav-logo { display: flex; align-items: center; }
.nav-logo img { height: 36px; width: auto; display: block; }
.wordmark { font-size: 22px; font-weight: 800; letter-spacing: -0.01em; color: var(--accent); }
.nav-links { display: flex; gap: 36px; }
.nav-links a { color: var(--text-secondary); font-size: 16px; font-weight: 600; transition: color .2s; }
.nav-links a:hover { color: var(--text-primary); }
.nav-actions { display: flex; gap: 14px; align-items: center; }
.nav-proscan { display: flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 999px; border: 1px solid var(--border-warm); transition: border-color .2s, background .2s; }
.nav-proscan:hover { border-color: var(--accent); color: var(--accent); background: transparent; }
.nav-proscan img { width: 26px; height: 26px; display: block; }
/* nav morph buttons: icon ⇄ text crossfade on hover */
.nav-morph { position: relative; height: 46px; width: 46px; padding: 0 !important; overflow: hidden; display: inline-flex; align-items: center; justify-content: center; transition: width .34s var(--ease-out), border-color .2s, background .2s, color .2s; }
.nav-morph.btn-app { width: 46px; }
.nav-morph .nav-morph-ico, .nav-morph .nav-morph-txt { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; transition: opacity .34s var(--ease-out); }
.nav-morph .nav-morph-ico { opacity: 1; }
.nav-morph .nav-morph-txt { opacity: 0; font-weight: 700; font-size: 14px; letter-spacing: .04em; white-space: nowrap; }
.nav-actions .nav-morph:hover { width: 132px; }
.nav-morph:hover .nav-morph-ico { opacity: 0; }
.nav-morph:hover .nav-morph-txt { opacity: 1; }
.nav-actions .btn-sm { padding: 13px 22px; font-size: 15px; }
.nav-actions .btn-app { padding: 13px 22px; }
.nav-actions .btn-app { width: 46px; height: 46px; padding: 0; }
.nav-actions .btn-app svg { width: 20px; height: 20px; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden;
  padding: 120px 0 80px;
  background:
    radial-gradient(60% 50% at 80% 30%, var(--accent-dim), transparent 70%),
    radial-gradient(40% 40% at 10% 80%, rgba(160,141,134,0.06), transparent 70%);
}
/* aurora — drifting accent-colored light, high transparency */
.hero-aurora { position: absolute; inset: -20%; z-index: 0; pointer-events: none; filter: blur(70px); opacity: 0.9; }
.hero-aurora span { position: absolute; display: block; border-radius: 50%; mix-blend-mode: screen; will-change: transform; }
.hero-aurora .a1 { width: 46vw; height: 46vw; left: 8%; top: 6%; background: radial-gradient(circle, rgba(254,114,19,0.55), transparent 65%); animation: aurora1 14s ease-in-out infinite; }
.hero-aurora .a2 { width: 40vw; height: 40vw; right: 4%; top: 18%; background: radial-gradient(circle, rgba(255,150,70,0.42), transparent 65%); animation: aurora2 18s ease-in-out infinite; }
.hero-aurora .a3 { width: 38vw; height: 38vw; left: 30%; bottom: -6%; background: radial-gradient(circle, rgba(254,114,19,0.36), transparent 65%); animation: aurora3 16s ease-in-out infinite; }
@keyframes aurora1 { 0%,100% { transform: translate(0,0) scale(1); } 33% { transform: translate(20vw,14vh) scale(1.25); } 66% { transform: translate(-14vw,7vh) scale(0.85); } }
@keyframes aurora2 { 0%,100% { transform: translate(0,0) scale(1); } 40% { transform: translate(-22vw,16vh) scale(1.28); } 70% { transform: translate(11vw,-11vh) scale(0.88); } }
@keyframes aurora3 { 0%,100% { transform: translate(0,0) scale(1.05); } 50% { transform: translate(17vw,-16vh) scale(0.8); } }
@media (prefers-reduced-motion: reduce) { .hero-aurora span { animation: none; } }
.hero::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 200px;
  background: linear-gradient(to bottom, rgba(19,19,19,0) 0%, var(--bg-primary) 100%);
  z-index: 2; pointer-events: none;
}
.hero-inner { display: flex; flex-direction: column; align-items: center; text-align: center; width: 100%; max-width: 880px; margin: 0 auto; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: center; width: 100%; }
.hero h1 {
  font-size: 124px; font-weight: 800; letter-spacing: -0.03em; line-height: 0.98;
  margin: 26px 0; text-wrap: balance;
}
.hero .lead { max-width: 34em; font-size: 24px; margin: 0 auto; }
.hero .eyebrow { font-size: 15px; letter-spacing: 0.16em; }
.hero-cta { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; justify-content: center; }
.hero-stats { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 36px; color: var(--text-muted); font-size: 15px; flex-wrap: wrap; }
.hero-stats .sep { width: 4px; height: 4px; border-radius: 50%; background: var(--text-muted); }

/* ============================================================
   HERO · VKEY EXCHANGE PANEL  [demo · mock data only]
   ============================================================ */
.hero-copy { transition: opacity .28s var(--ease-out), transform .28s var(--ease-out); }
.hero-copy.leaving { opacity: 0; transform: translateY(-14px); pointer-events: none; }

.vkey-panel {
  width: 100%; max-width: 460px; margin: 0 auto; text-align: left;
  background: linear-gradient(180deg, var(--bg-secondary), var(--bg-primary));
  border: 1px solid var(--border-subtle); border-radius: 20px;
  padding: 24px; box-shadow: var(--glow-accent);
}
/* connected hero — two columns: membership status (left) + exchange (right) */
.hero-connected {
  width: 100%; max-width: 1140px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 120px; align-items: center;
  opacity: 0; transform: translateY(16px) scale(.985);
  transition: opacity .32s var(--ease-out), transform .32s var(--ease-out);
}
.hero-connected.in { opacity: 1; transform: none; }
.hero-connected[hidden] { display: none; }
.hero-status { text-align: left; }
.hero-status h1 { font-size: 46px; font-weight: 800; letter-spacing: -.025em; line-height: 1.02; margin: 20px 0 14px; text-wrap: balance; }
.hero-status .lead { font-size: 16px; max-width: 30ch; margin: 0 0 28px; }
.hs-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; padding: 6px 13px; border-radius: 999px; border: 1px solid var(--border-subtle); color: var(--text-secondary); white-space: nowrap; }
.hs-badge::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; opacity: .6; }
.hs-badge.premium { color: var(--accent); border-color: var(--border-accent); background: var(--accent-dim); box-shadow: var(--glow-accent-sm); }
.hs-badge.premium::before { opacity: 1; box-shadow: var(--glow-accent-sm); }
.hs-title { font-size: 46px; font-weight: 800; letter-spacing: -.025em; line-height: 1.02; margin: 20px 0 14px; text-wrap: balance; }
.hs-text { color: var(--text-secondary); font-size: 16px; line-height: 1.6; max-width: 30ch; margin: 0 0 28px; }
.hs-btn svg { width: 16px; height: 16px; }

.vp-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.vp-addr { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 29px; font-weight: 700; color: var(--text-primary); white-space: nowrap; }
.vp-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: var(--glow-accent-sm); flex: none; }
.vp-addr-badge { width: 22px; height: 22px; flex: none; filter: drop-shadow(0 0 4px var(--accent)) drop-shadow(0 0 8px var(--accent-glow)); }
.vp-addr-badge[hidden] { display: none; }
.vp-net { font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin: 5px 0 0 16px; }
.vp-disconnect { background: transparent; border: 1px solid var(--border-subtle); color: var(--text-secondary); font-family: var(--font-sans); font-weight: 600; font-size: 14px; padding: 11px 18px; border-radius: 999px; cursor: pointer; transition: border-color .2s, color .2s; }
.vp-disconnect { display: inline-flex; align-items: center; gap: 6px; }
.vp-disconnect svg { width: 17px; height: 17px; }
.vp-disconnect:hover { border-color: var(--border-warm); color: var(--text-primary); }
.vp-subhead { font-size: 13px; color: var(--text-secondary); margin: 20px 0 18px; }

.vp-field { background: var(--bg-primary); border: 1px solid var(--border-subtle); border-radius: 14px; padding: 18px 20px; transition: border-color .2s; }
.vp-field-top { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-secondary); margin-bottom: 7px; }
.vp-bal { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 12px; }
.vp-bal .mono { color: var(--text-secondary); }
.vp-preset { width: 100%; margin-top: 10px; display: flex; align-items: center; justify-content: center; gap: 8px; background: var(--accent-dim); border: 2px solid var(--border-accent); color: var(--accent); font-family: var(--font-sans); font-weight: 700; font-size: 12.5px; padding: 16px 14px; border-radius: 10px; cursor: pointer; transition: background .2s, color .2s; }
.vp-preset::before { content: none; }
.vp-preset-ico { width: 15px; height: 15px; flex: none; filter: drop-shadow(0 0 4px currentColor); }
.vp-preset:hover { background: var(--accent); color: var(--bg-primary); }
.vp-preset[hidden] { display: none; }
.vp-max { background: var(--accent-dim); border: 1px solid var(--border-accent); color: var(--accent); font-family: var(--font-sans); font-weight: 700; font-size: 10px; letter-spacing: .08em; padding: 3px 8px; border-radius: 6px; cursor: pointer; transition: background .2s, color .2s; }
.vp-max:hover { background: var(--accent); color: var(--bg-primary); }
.vp-input-row { display: flex; align-items: center; gap: 12px; }
.vp-amount { flex: 1; min-width: 0; background: transparent; border: none; outline: none; color: var(--text-primary); font-family: var(--font-mono); font-size: 26px; font-weight: 700; width: 100%; padding: 0; }
.vp-amount::placeholder { color: var(--text-muted); }
.vp-amount.receive { color: var(--accent); }
.vp-asset { position: relative; flex: none; }
.vp-asset select { appearance: none; -webkit-appearance: none; background: var(--bg-elevated); border: 1px solid var(--border-subtle); color: var(--text-primary); font-family: var(--font-mono); font-weight: 700; font-size: 15px; padding: 9px 34px 9px 14px; border-radius: 999px; cursor: pointer; }
.vp-asset::after { content: '\25be'; position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); pointer-events: none; font-size: 11px; }
.vp-asset-static { font-family: var(--font-mono); font-weight: 700; font-size: 15px; color: var(--accent); background: var(--accent-dim); border: 1px solid var(--border-accent); padding: 9px 16px; border-radius: 999px; flex: none; }

.vp-arrow { display: flex; justify-content: center; align-items: center; margin: 16px 0; }
.vp-arrow svg { width: 26px; height: 26px; color: var(--text-secondary); position: relative; z-index: 1; }

.vp-quote { margin-top: 24px; display: flex; flex-direction: column; gap: 14px; padding-top: 22px; border-top: 1px solid var(--border-subtle); }
.vp-q-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 13px; color: var(--text-secondary); }
.vp-q-row .mono { color: var(--text-primary); font-size: 13px; text-align: right; }
.vp-cap { color: var(--accent); font-family: var(--font-sans); font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; margin-left: 8px; }


.vp-action-zone { margin-top: 18px; min-height: 50px; }
.vp-action { width: 100%; }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-primary:disabled:hover { background: var(--accent); border-color: var(--accent); box-shadow: none; }

.vp-failrow { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 14px; font-size: 11px; color: var(--text-muted); }
.vp-failrow select { background: var(--bg-elevated); border: 1px solid var(--border-subtle); color: var(--text-secondary); font-family: var(--font-sans); font-size: 11px; padding: 4px 8px; border-radius: 7px; cursor: pointer; }

.vp-steps { display: flex; flex-direction: column; gap: 13px; padding: 4px 0 2px; }
.vp-pstep { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--text-muted); transition: color .2s; }
.vp-pstep.active { color: var(--text-primary); font-weight: 600; }
.vp-pstep.done { color: var(--text-secondary); }
.vp-pnode { width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border-subtle); display: flex; align-items: center; justify-content: center; flex: none; background: var(--bg-primary); font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }
.vp-pstep.active .vp-pnode { border-color: var(--accent); color: var(--accent); }
.vp-pstep.done .vp-pnode { background: var(--accent); border-color: var(--accent); color: var(--bg-primary); }
.vp-check { width: 13px; height: 13px; }
.vp-caption { text-align: center; font-size: 12px; color: var(--text-muted); margin-top: 14px; }
.vp-spin { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--accent-dim); border-top-color: var(--accent); animation: vpspin .7s linear infinite; flex: none; }
@keyframes vpspin { to { transform: rotate(360deg); } }
.vp-error { text-align: center; padding: 2px 0; }
.vp-error-msg { color: #E5736B; font-size: 13px; margin-bottom: 14px; line-height: 1.45; }

.vkey-panel[hidden] { display: none; }

/* hero app embed target */
.embed-frame {
  background: var(--bg-secondary); border-radius: 24px; border: 1px solid var(--border-subtle);
  box-shadow: var(--glow-accent); padding: 28px;
}
.phones { display: flex; gap: 18px; justify-content: center; }
.phone {
  width: 188px; background: var(--bg-primary); border: 1px solid var(--border-subtle);
  border-radius: 26px; padding: 6px; flex: none; overflow: hidden;
}
.phone-shot { width: 100%; height: auto; display: block; border-radius: 20px; }
.phone-notch { width: 54px; height: 5px; border-radius: 999px; background: var(--border-subtle); margin: 0 auto 14px; }
.phone-label { text-align: center; font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 12px; }
.embed-caption { text-align: center; color: var(--text-muted); font-size: 13px; margin-top: 18px; }

/* wallet phone screen */
.w-balance-label { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.w-balance { font-family: var(--font-mono); font-size: 22px; font-weight: 700; color: var(--text-primary); margin: 4px 0 2px; }
.w-balance span { color: var(--accent); font-size: 13px; }
.w-row { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: 10px; background: var(--bg-secondary); margin-top: 8px; }
.w-coin { width: 28px; height: 28px; border-radius: 50%; background: var(--accent-dim); border: 1px solid var(--border-accent); flex: none; }
.w-bars { flex: 1; }
.w-bar { height: 7px; border-radius: 4px; background: var(--bg-elevated); }
.w-bar.short { width: 55%; margin-top: 6px; height: 6px; }

/* chat phone screen */
.c-head { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.c-avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--bg-elevated); border: 1px solid var(--border-subtle); flex: none; }
.bubble { max-width: 80%; padding: 9px 12px; border-radius: 14px; font-size: 11px; margin-bottom: 8px; line-height: 1.4; }
.bubble.them { background: var(--bg-elevated); color: var(--text-secondary); border-bottom-left-radius: 4px; }
.bubble.me { background: var(--accent); color: var(--bg-primary); margin-left: auto; border-bottom-right-radius: 4px; font-weight: 600; }

/* ============================================================
   PILLARS
   ============================================================ */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pillar h3 { font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.pillar p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; }

/* ============================================================
   DAPP ECOSYSTEM  (thesis → why → examples → invitation)
   ============================================================ */
/* connector thread between blocks */
.eco-thread {
  width: 1px; height: 120px; margin: 20px auto; position: relative;
  background: linear-gradient(to bottom, transparent, var(--border-accent), transparent);
}
.eco-thread::after {
  content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* generous vertical rhythm between the four blocks */
.eco-block, .eco-cta { margin-top: 120px; }
@media (max-width: 768px) { .eco-block, .eco-cta { margin-top: 72px; } }

/* Block A — thesis */
.eco-thesis { max-width: 760px; }
.eco-thesis h2 {
  font-size: 56px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.08;
  margin: 16px 0 20px; text-wrap: balance;
}
.eco-thesis p { color: var(--text-secondary); font-size: 18px; line-height: 1.6; max-width: 640px; }

/* Block head (eyebrow + optional lead) shared by B & C */
.eco-bhead { margin-bottom: 30px; }
.eco-bhead .eyebrow { display: block; }
.eco-bhead .eco-lead { color: var(--text-secondary); font-size: 16px; line-height: 1.6; max-width: 600px; margin-top: 14px; }

/* shared card shell — subtle gray fill, generous internal spacing */
.eco-card {
  position: relative;
  background: var(--bg-secondary); border-radius: 16px;
  transition: transform .24s var(--ease-out), background .24s;
}
.eco-card:hover { transform: translateY(-3px); background: var(--bg-elevated); }
.eco-card h4 { font-weight: 800; letter-spacing: -0.01em; }
.eco-card p { color: var(--text-secondary); }

/* Block B — 2×2, the anchor (larger, prominent) */
.eco-grid-b { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.eco-card-b { padding: 44px; }
.eco-card-b .icon-chip { margin-bottom: 28px; }
.eco-card-b h4 { font-size: 21px; margin-bottom: 16px; }
.eco-card-b p { font-size: 15px; line-height: 1.75; }

/* Block C — 3-col, compact (supporting) */
.eco-grid-c { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.eco-card-c { padding: 32px; }
.eco-card-c .icon-chip { width: 40px; height: 40px; margin-bottom: 22px; }
.eco-card-c .icon-chip svg { width: 20px; height: 20px; }
.eco-card-c h4 { font-size: 17px; margin-bottom: 12px; }
.eco-card-c p { font-size: 14px; line-height: 1.7; }

/* Block D — CTA banner (subtle gray fill) */
.eco-cta {
  position: relative;
  display: flex; align-items: center; justify-content: space-between; gap: 48px; flex-wrap: wrap;
  background: var(--bg-secondary); border-radius: 18px; padding: 56px;
}
/* two comets tracing the CTA outline at constant speed (motion path), opposite sides */
.eco-cta::before, .eco-cta::after {
  content: ''; position: absolute; left: 0; top: 0;
  width: 66px; height: 3px; border-radius: 3px;
  background: linear-gradient(90deg, transparent, rgba(254,114,19,0.35) 55%, var(--accent) 88%, #FFE3C4);
  filter: drop-shadow(0 0 5px var(--accent-glow));
  offset-path: border-box; offset-rotate: auto; offset-anchor: 100% 50%;
  animation: eco-comet 6s linear infinite;
  pointer-events: none;
}
.eco-cta::after { animation-delay: -3s; }
@keyframes eco-comet { to { offset-distance: 100%; } }
@media (prefers-reduced-motion: reduce) { .eco-cta::before, .eco-cta::after { animation: none; } }
.eco-cta-glow { display: none; }
.eco-cta-body { position: relative; z-index: 1; flex: 1 1 460px; }
.eco-cta-body h3 { font-size: 32px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; margin: 14px 0; text-wrap: balance; }
.eco-cta-body p { color: var(--text-secondary); font-size: 16px; line-height: 1.6; max-width: 60ch; }
.eco-cta-actions { position: relative; z-index: 1; display: flex; gap: 12px; flex: none; flex-wrap: wrap; }

@media (max-width: 768px) {
  .eco-thesis h2 { font-size: 38px; }
  .eco-grid-b, .eco-grid-c { grid-template-columns: 1fr; gap: 24px; }
  .eco-card-b { padding: 32px; }
  .eco-cta { padding: 36px; }
  .eco-cta-body h3 { font-size: 26px; }
}

/* ============================================================
   ASK THE PRODAO ASSISTANT  [placeholder — backend not connected]
   ============================================================ */
.ask-head { display: flex; flex-direction: column; align-items: center; text-align: center; margin-bottom: 118px; }
.ask-head .section-title { margin: 14px 0 0; }
.ask-sub { color: var(--text-secondary); font-size: 18px; line-height: 1.6; max-width: 44ch; margin: 16px auto 0; text-wrap: balance; }
.ask-window { max-width: 760px; margin: 0 auto; background: var(--bg-secondary); border: 1px solid var(--border-subtle); border-radius: 20px; padding: 26px; box-shadow: var(--glow-accent); }
.ask-msg { display: flex; gap: 12px; align-items: flex-start; }
.ask-avatar { flex: none; width: 38px; height: 38px; border-radius: 50%; background: var(--accent-dim); border: 1px solid var(--border-accent); display: flex; align-items: center; justify-content: center; }
.ask-avatar svg { width: 20px; height: 20px; color: var(--accent); }
.ask-bubble { background: var(--bg-primary); border: 1px solid var(--border-subtle); border-radius: 14px; border-top-left-radius: 4px; padding: 14px 18px; color: var(--text-primary); font-size: 15.5px; line-height: 1.55; max-width: 52ch; }
.ask-disclaimer { max-width: 760px; margin: 16px auto 0; text-align: center; font-size: 12.5px; line-height: 1.5; color: var(--text-muted); }
@media (max-width: 768px) {
  .ask-window, .ask-disclaimer { max-width: 100%; }
  .ask-window { padding: 20px; }
  .ask-bubble { font-size: 15px; }
}
.store-badge { display: inline-flex; transition: transform .2s var(--ease-out), opacity .2s; }
.store-badge:hover { transform: translateY(-2px); opacity: .88; }
.store-badge img { display: block; height: 52px; width: auto; }
.store-badge.gp img { height: 52px; }
.docs-grid {
  display: flex; gap: 48px; overflow-x: auto;
  width: 100vw; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw);
  padding: 6px max(24px, calc((100vw - 1200px) / 2 + 24px)) 4px;
  scrollbar-width: none; -ms-overflow-style: none;
}
.docs-grid::-webkit-scrollbar { display: none; }
.docs-nav { display: flex; justify-content: flex-end; gap: 14px; margin-top: 32px; }
.docs-nav-btn { width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: transparent; border: 1px solid var(--border-warm); color: var(--text-primary); cursor: pointer; transition: border-color .2s, color .2s, background .2s, opacity .2s; }
.docs-nav-btn svg { width: 24px; height: 24px; }
.docs-nav-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.docs-nav-btn:disabled { opacity: .32; cursor: default; }
@media (max-width: 768px) {
  .docs-grid { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .docs-nav { display: none; }
}
.doc-card {
  position: relative; overflow: hidden; isolation: isolate;
  flex: 0 0 840px; min-height: 280px;
  display: flex; flex-direction: column;
}
.doc-card > * { position: relative; z-index: 1; }
.doc-grad { position: absolute; top: 0; left: 0; right: 0; height: 118px; z-index: 1; pointer-events: none; background: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.82) 38%, rgba(0,0,0,.45) 72%, transparent 100%); transform: translateY(-100%); opacity: 0; transition: transform .5s var(--ease-out), opacity .35s ease-out; }
.doc-card:hover .doc-grad { transform: translateY(0); opacity: 1; }
.doc-head { display: flex; align-items: center; gap: 14px; margin-bottom: auto; }
.doc-head .icon-chip { width: auto; height: auto; margin: 0; background: transparent; border: 0; }
.doc-head .icon-chip svg, .doc-head .icon-chip img { width: 34px; height: 34px; }
.doc-head h3 { margin: 0; font-size: 27px; }
.doc-card .icon-chip { color: var(--text-primary); }
.doc-bg {
  position: absolute; inset: 0; z-index: 0; opacity: .14;
  background-size: cover; background-position: center;
  transition: opacity .3s var(--ease-out), transform .5s var(--ease-out);
  pointer-events: none;
}
.doc-card:hover .doc-bg { opacity: .24; transform: scale(1.04); }
.doc-bg.doc-bg-photo { opacity: 1; }
.doc-card:hover .doc-bg.doc-bg-photo { opacity: 1; transform: scale(1.04); }
.doc-bg::after {
  content: attr(data-label); position: absolute; right: 14px; bottom: 12px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--text-secondary); opacity: .5;
}
@media (max-width: 560px) { .doc-card { flex-basis: 84vw; } }
.doc-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 0; padding-top: 16px; color: var(--accent); font-weight: 700; font-size: 14px; transition: gap .2s var(--ease-out); }
.doc-link svg { width: 15px; height: 15px; }
.card-hover:hover .doc-link { gap: 11px; }

/* ============================================================
   MEMBERSHIP
   ============================================================ */
.tiers { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.tier { position: relative; }
.tier-label { font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-secondary); }
.tier-label.premium { color: var(--accent); }
.tier h3 { font-size: 28px; font-weight: 800; margin: 6px 0 24px; }
.tier .badge-premium { position: absolute; top: 28px; right: 28px; }
.feat-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 13px; }
.feat-list li { display: flex; gap: 12px; align-items: flex-start; color: var(--text-secondary); font-size: 15px; line-height: 1.45; }
.feat-list svg { width: 18px; height: 18px; flex: none; margin-top: 1px; }
.check { color: var(--accent); }
.dash { color: var(--text-muted); }
.cross { color: var(--text-muted); }
.feat-list.cmp { margin-top: 20px; }
.callout {
  grid-column: 1 / -1; margin-top: 8px;
  background: var(--accent-dim);
  border-radius: 999px; padding: 20px 32px;
}
.callout strong { color: var(--text-primary); font-weight: 700; }
.callout p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; }

/* ============================================================
   FEATURES GRID
   ============================================================ */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.feat-card { display: flex; flex-direction: column; background: transparent; border: 0; border-radius: 0; box-shadow: none; padding: 56px 32px; border-right: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); transition: background .2s; }
.feat-card:hover { background: var(--bg-secondary); }
.feat-card:nth-child(3n) { border-right: 0; }
.feat-card:nth-child(n+7) { border-bottom: 0; }
.feat-card .icon-chip { width: 42px; height: 42px; margin-bottom: 16px; }
.feat-card .icon-chip svg { width: 21px; height: 21px; }
.feat-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.feat-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.55; }

/* ============================================================
   USE CASES
   ============================================================ */
.usecases { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.usecase h3 { font-size: 24px; font-weight: 700; margin: 16px 0 12px; letter-spacing: -0.01em; }
.usecase p { color: var(--text-secondary); font-size: 15px; line-height: 1.65; }


/* ============================================================
   EXPLORE SHOWCASE
   ============================================================ */
.showcase { display: flex; flex-direction: column; gap: 168px; }
.showcase-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  border-radius: 24px; padding: 0; overflow: hidden;
}
.showcase-row.reverse .showcase-copy { order: 2; }
.showcase-copy h3 { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; margin: 14px 0 14px; }
.showcase-copy p { color: var(--text-secondary); font-size: 16px; line-height: 1.65; max-width: 34ch; }
.showcase-media {
  position: relative; min-height: 300px; border-radius: 16px;
  background:
    repeating-linear-gradient(45deg, rgba(160,141,134,0.05) 0 12px, transparent 12px 24px),
    var(--bg-elevated);
  border: 1px dashed var(--border-warm);
  display: flex; align-items: center; justify-content: center;
}
.showcase-row.reverse .showcase-media { order: 1; }
.showcase-media.has-img { padding: 0; border: 1px solid var(--border-subtle); background: #0a0a0a; }
.showcase-media.has-img img { width: 100%; height: 100%; object-fit: cover; border-radius: inherit; }
.dummy-label {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-muted); padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--border-subtle); background: var(--bg-secondary);
}

/* ============================================================
   CLOSING CTA BAND
   ============================================================ */
.cta-band {
  padding: 120px 0; text-align: center;
  background: radial-gradient(60% 120% at 50% 0%, var(--accent-dim), transparent 70%);
  border-top: 1px solid var(--border-subtle);
}
.cta-inner { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.cta-title { font-size: 56px; font-weight: 800; letter-spacing: -0.025em; line-height: 1.04; text-wrap: balance; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; margin-top: 12px; }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
/* Hidden state only applies once JS confirms it will animate (.js-anim on <html>).
   Without JS, in reduced-motion, or if IntersectionObserver never fires, content stays visible. */
.js-anim .reveal { opacity: 0; transform: translateY(20px); transition: opacity .4s ease-out, transform .4s ease-out; }
.js-anim .reveal.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .js-anim .reveal { opacity: 1; transform: none; transition: none; }
}
/* Safety-net end state — forces visibility without relying on a transition running */
.js-anim .reveal.reveal-shown { opacity: 1 !important; transform: none !important; transition: none !important; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .grid-3, .feat-grid { grid-template-columns: 1fr 1fr; }
  .showcase-row { gap: 32px; padding: 36px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-grid, .tiers, .usecases { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 56px; }
  .hero-connected { grid-template-columns: 1fr; gap: 36px; max-width: 460px; }
  .hs-title { font-size: 34px; }
  .section-title { font-size: 30px; }
  .grid-3, .feat-grid { grid-template-columns: 1fr; }
  .showcase-row { grid-template-columns: 1fr; padding: 28px; }
  .showcase-row.reverse .showcase-copy { order: 0; }
  .showcase-row.reverse .showcase-media { order: 0; }
  .showcase-media { min-height: 220px; }
  .showcase-copy h3 { font-size: 24px; }
  .cta-title { font-size: 36px; }
  .cta-band { padding: 80px 0; }
  .tier .badge-premium { top: 24px; right: 24px; }
  .section-pad { padding: 64px 0; }
  .nav-actions .btn-app { display: inline-flex; }
  .phones { flex-direction: column; align-items: center; }
}


/* ============================================================
   MEMBERSHIP MODEL EXPLAINER
   ============================================================ */

  .mm-steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 0; margin-bottom: 96px; }
  .mm-step { background: transparent; border: none; border-radius: 16px; padding: 36px 32px; display: flex; flex-direction: column; }
  .mm-step-num { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--accent); letter-spacing: .12em; margin-bottom: 22px; }
  .mm-step .icon-chip { margin-bottom: 22px; }
  .mm-step .icon-chip svg { width: 24px; height: 24px; }
  .mm-step h3 { font-size: 21px; font-weight: 700; letter-spacing: -.01em; margin: 0 0 10px; }
  .mm-step p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; margin: 0; }
  .mm-arrow { display: flex; align-items: center; justify-content: center; width: 56px; color: var(--text-muted); }
  .mm-arrow svg { width: 26px; height: 26px; }
  .mm-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 96px; }
  .mm-col { border-radius: 16px; padding: 36px; border: 1px solid var(--border-subtle); }
  .mm-col-sub { background: transparent; }
  .mm-col-pro { background: var(--bg-secondary); border-color: var(--border-accent); box-shadow: var(--glow-accent-sm); }
  .mm-col-head { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
  .mm-col-head h3 { font-size: 19px; font-weight: 700; margin: 0; }
  .mm-col-sub .mm-col-head h3 { color: var(--text-secondary); }
  .mm-col-pro .mm-col-head h3 { color: var(--accent); }
  .mm-tag { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; padding: 5px 11px; border-radius: 999px; border: 1px solid var(--border-subtle); color: var(--text-muted); }
  .mm-col-pro .mm-tag { color: var(--accent); border-color: var(--border-accent); background: var(--accent-dim); }
  .mm-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 16px; }
  .mm-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 16px; line-height: 1.5; }
  .mm-col-sub .mm-list li { color: var(--text-secondary); }
  .mm-list svg { width: 20px; height: 20px; flex: none; margin-top: 1px; }
  .mm-col-sub .mm-list svg { color: var(--text-muted); }
  .mm-col-pro .mm-list svg { color: var(--accent); }
  .mm-trust { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 88px; }
  .mm-trust-item { display: flex; align-items: center; gap: 14px; padding: 22px 24px; border: 1px solid var(--border-subtle); border-radius: 14px; }
  .mm-trust-item svg { width: 24px; height: 24px; color: var(--accent); flex: none; }
  .mm-trust-item span { font-size: 15px; line-height: 1.45; color: var(--text-secondary); }
  .mm-faq { max-width: 760px; margin: 0 auto 80px; display: flex; flex-direction: column; gap: 0; }
  .mm-faq details { border-top: 1px solid var(--border-subtle); padding: 4px 0; }
  .mm-faq details:last-child { border-bottom: 1px solid var(--border-subtle); }
  .mm-faq summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; cursor: pointer; list-style: none; padding: 26px 4px; font-size: 19px; font-weight: 600; }
  .mm-faq summary::-webkit-details-marker { display: none; }
  .mm-faq summary .mm-faq-ico { width: 22px; height: 22px; flex: none; color: var(--accent); transition: transform .24s var(--ease-out); }
  .mm-faq details[open] summary .mm-faq-ico { transform: rotate(90deg); }
  .mm-faq-body { padding: 0 4px 26px; color: var(--text-secondary); font-size: 16px; line-height: 1.65; max-width: 62ch; }
  .mm-cta { text-align: center; }
  .mm-cta .btn svg { width: 18px; height: 18px; }
  @media (max-width: 880px) {
    .mm-steps { grid-template-columns: 1fr; gap: 14px; }
    .mm-arrow { width: 100%; height: 40px; transform: rotate(90deg); }
    .mm-compare { grid-template-columns: 1fr; }
    .mm-trust { grid-template-columns: 1fr; }
  }

/* ============================================================
   ASK THE PRODAO ASSISTANT — widget
   ============================================================ */

  #ask-ai .ask-scroll { max-height: 460px; overflow-y: auto; position: relative; display: flex; flex-direction: column; gap: 16px; padding-right: 6px; }
  #ask-ai .ask-who { display: block; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
  #ask-ai .ask-msg-user { justify-content: flex-end; }
  #ask-ai .ask-bubble-user { background: var(--accent-dim); border-color: var(--border-accent); border-top-left-radius: 14px; border-top-right-radius: 4px; color: var(--text-primary); font-weight: 600; }
  #ask-ai .qa-row { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px; text-align: left; background: var(--bg-primary); border: 1px solid var(--border-subtle); border-radius: 12px; padding: 13px 16px; color: var(--text-secondary); font-family: var(--font-sans); font-size: 14.5px; font-weight: 600; line-height: 1.4; cursor: pointer; transition: border-color .2s var(--ease-out), color .2s; }
  #ask-ai .qa-row:hover { border-color: var(--border-accent); color: var(--text-primary); }
  #ask-ai .qa-chev { width: 18px; height: 18px; flex: none; color: var(--text-muted); }
  #ask-ai .qa-thread { max-height: 0; overflow: hidden; opacity: 0; display: flex; flex-direction: column; gap: 12px; transition: max-height .4s var(--ease-out), opacity .3s; }
  #ask-ai .qa.open .qa-thread { max-height: 1200px; opacity: 1; }
  #ask-ai .qa.open .qa-row { display: none; }
  #ask-ai .ask-pick { margin-top: 18px; }
  #ask-ai .ask-select { width: 100%; font-family: var(--font-sans); font-size: 15px; font-weight: 600; color: var(--text-primary); background-color: var(--bg-primary); border: 1px solid var(--border-subtle); border-radius: 14px; padding: 14px 46px 14px 18px; cursor: pointer; -webkit-appearance: none; appearance: none; background-repeat: no-repeat; background-position: right 16px center; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23FE7213' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); }
  #ask-ai .ask-select:focus { outline: none; border-color: var(--border-accent); box-shadow: var(--glow-accent-sm); }
  #ask-ai .ask-select option { color: #F5F1EE; background: #1C1B19; }
  #ask-ai .mono { font-family: ui-monospace, SFMono-Regular, Menlo, "Cascadia Code", monospace; font-size: .9em; letter-spacing: -0.01em; color: var(--text-primary); }
  @media (max-width: 768px) { #ask-ai .ask-scroll { max-height: 68vh; } #ask-ai .ask-select { font-size: 16px; } }
  @media (prefers-reduced-motion: reduce) { #ask-ai .qa-thread { transition: none; } }