/* PR73: balanced logged-out landing page.
   Keep auth-sheet styling in landing.css. This file owns the public landing
   presentation: compact, product-led, and easy to scan on desktop and mobile. */

html{scroll-behavior:smooth}
body.recs-landing.landing-balanced{
  min-height:100vh;
  background:var(--bg);
  color:var(--text);
  overflow-x:hidden;
}

.balanced-bg{
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  overflow:hidden;
  background:
    radial-gradient(circle at 12% 8%,color-mix(in srgb,var(--accent) 20%,transparent) 0,transparent 30%),
    radial-gradient(circle at 88% 18%,rgba(91,125,255,.12) 0,transparent 28%),
    radial-gradient(circle at 62% 88%,color-mix(in srgb,var(--accent) 10%,transparent) 0,transparent 30%),
    linear-gradient(180deg,color-mix(in srgb,var(--bg) 90%,#11131a 10%),var(--bg) 44%,color-mix(in srgb,var(--bg) 94%,#151822 6%));
}
.balanced-bg::after{
  content:"";
  position:absolute;
  inset:0;
  opacity:.18;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(180deg,#000 0,transparent 68%);
  -webkit-mask-image:linear-gradient(180deg,#000 0,transparent 68%);
}

.balanced-shell{
  position:relative;
  z-index:1;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
}

.balanced-nav{
  position:sticky;
  top:0;
  z-index:40;
  min-height:72px;
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:24px;
  border-bottom:1px solid color-mix(in srgb,var(--border2) 70%,transparent);
  background:color-mix(in srgb,var(--bg) 74%,transparent);
  -webkit-backdrop-filter:blur(22px) saturate(145%);
  backdrop-filter:blur(22px) saturate(145%);
}
.balanced-brand{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:var(--text);
  text-decoration:none;
  font-size:1.02rem;
  font-weight:950;
  letter-spacing:.12em;
}
.balanced-brand-mark{
  width:32px;
  height:32px;
  display:grid;
  place-items:center;
  border:1px solid var(--border2);
  border-radius:10px;
  background:color-mix(in srgb,var(--surface2) 82%,transparent);
  letter-spacing:-.06em;
}
.balanced-links{
  display:flex;
  justify-content:center;
  gap:3px;
}
.balanced-links a{
  padding:8px 11px;
  border-radius:10px;
  color:var(--text2);
  text-decoration:none;
  font-size:.78rem;
  font-weight:800;
}
.balanced-links a:hover{background:var(--surface2);color:var(--text)}
.balanced-nav-actions{display:flex;align-items:center;gap:8px}
.balanced-nav .landing-btn{
  min-height:40px;
  border-radius:12px;
  box-shadow:none;
}

.balanced-main{padding:0 0 42px}
.balanced-hero{
  min-height:min(720px,calc(100vh - 72px));
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(410px,.96fr);
  gap:clamp(38px,6vw,82px);
  align-items:center;
  padding:clamp(64px,8vw,104px) 0 clamp(66px,8vw,104px);
}
.balanced-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:18px;
  color:var(--text2);
  font-size:.72rem;
  font-weight:900;
  letter-spacing:.115em;
  text-transform:uppercase;
}
.balanced-eyebrow::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 5px color-mix(in srgb,var(--accent) 14%,transparent);
}
.balanced-hero h1{
  max-width:710px;
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue","Segoe UI",sans-serif;
  font-size:clamp(3rem,6.4vw,5.9rem);
  line-height:1.015;
  letter-spacing:-.052em;
  font-weight:830;
  text-wrap:balance;
}
.balanced-hero h1 span{color:var(--accent)}
.balanced-hero-copy{
  max-width:640px;
  margin:22px 0 0;
  color:var(--text2);
  font-size:clamp(1rem,1.6vw,1.15rem);
  line-height:1.58;
}
.balanced-hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin-top:28px;
}
.balanced-hero-actions .landing-btn{
  min-height:48px;
  padding:0 20px;
  border-radius:13px;
  box-shadow:none;
}
.balanced-guest{
  margin-top:13px;
  padding:4px 0;
  border:0;
  background:transparent;
  color:var(--text2);
  font:780 .78rem/1.2 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  cursor:pointer;
}
.balanced-guest:hover{color:var(--text)}
.balanced-media-line{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
  margin-top:24px;
}
.balanced-media-line span{
  padding:6px 9px;
  border:1px solid color-mix(in srgb,var(--border2) 78%,transparent);
  border-radius:999px;
  background:color-mix(in srgb,var(--surface) 72%,transparent);
  color:var(--text2);
  font-size:.67rem;
  font-weight:800;
}

/* Hero product preview */
.balanced-app{
  position:relative;
  border:1px solid color-mix(in srgb,var(--border2) 92%,transparent);
  border-radius:26px;
  background:color-mix(in srgb,var(--surface) 94%,transparent);
  box-shadow:0 34px 90px rgba(0,0,0,.34),inset 0 1px 0 rgba(255,255,255,.06);
  overflow:hidden;
  transform:rotate(.7deg);
}
.balanced-app::before{
  content:"";
  position:absolute;
  width:240px;
  height:240px;
  right:-80px;
  top:-100px;
  border-radius:50%;
  background:var(--accent);
  opacity:.09;
  filter:blur(60px);
  pointer-events:none;
}
.balanced-app-top{
  min-height:47px;
  padding:0 15px;
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:12px;
  border-bottom:1px solid var(--border);
  color:var(--text2);
  font-size:.62rem;
  font-weight:850;
}
.balanced-app-dots{display:flex;gap:5px}
.balanced-app-dots i{width:6px;height:6px;border-radius:50%;background:var(--border2)}
.balanced-app-tabs{display:flex;justify-content:center;gap:13px}
.balanced-app-tabs b{color:var(--text);font-weight:900}
.balanced-app-body{padding:18px}
.balanced-app-heading{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:14px;
}
.balanced-app-heading h3{margin:0;font-size:1.2rem;letter-spacing:-.035em}
.balanced-app-heading p{margin:3px 0 0;color:var(--text2);font-size:.68rem;font-weight:700}
.balanced-fit{
  padding:5px 8px;
  border:1px solid color-mix(in srgb,var(--accent) 50%,var(--border2));
  border-radius:999px;
  color:var(--accent);
  background:color-mix(in srgb,var(--accent) 10%,transparent);
  font-size:.64rem;
  font-weight:900;
  white-space:nowrap;
}
.balanced-poster-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.balanced-poster-card{
  min-width:0;
  overflow:hidden;
  border:1px solid var(--border);
  border-radius:15px;
  background:var(--surface2);
}
.balanced-poster-card .poster-art{
  border:0;
  border-radius:0;
  box-shadow:none;
}
.balanced-poster-copy{padding:8px 9px 9px}
.balanced-poster-copy strong{
  display:block;
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
  font-size:.68rem;
}
.balanced-poster-copy span{
  display:block;
  margin-top:3px;
  color:var(--text2);
  font-size:.57rem;
  font-weight:750;
}
.balanced-app-note{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-top:10px;
  padding:10px 11px;
  border:1px solid var(--border);
  border-radius:12px;
  background:color-mix(in srgb,var(--surface2) 78%,transparent);
  font-size:.64rem;
}
.balanced-app-note span{color:var(--text2)}
.balanced-app-note strong{font-size:.64rem}

/* Product snapshots */
.balanced-section{
  scroll-margin-top:92px;
  padding:clamp(68px,8vw,96px) 0;
  border-top:1px solid color-mix(in srgb,var(--border2) 72%,transparent);
}
.balanced-section-heading{
  max-width:680px;
  margin-bottom:30px;
}
.balanced-section-label{
  margin-bottom:9px;
  color:var(--text2);
  font-size:.7rem;
  font-weight:900;
  letter-spacing:.1em;
  text-transform:uppercase;
}
.balanced-section-heading h2{
  margin:0;
  font-size:clamp(2rem,4.2vw,3.55rem);
  line-height:1.06;
  letter-spacing:-.045em;
}
.balanced-section-heading p{
  margin:13px 0 0;
  color:var(--text2);
  font-size:.96rem;
  line-height:1.58;
}
.balanced-showcase{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:13px;
}
.balanced-demo{
  min-width:0;
  overflow:hidden;
  border:1px solid color-mix(in srgb,var(--border2) 86%,transparent);
  border-radius:22px;
  background:color-mix(in srgb,var(--surface) 90%,transparent);
  box-shadow:0 18px 46px rgba(0,0,0,.13);
}
.balanced-demo-head{padding:18px 18px 14px;border-bottom:1px solid var(--border)}
.balanced-demo-head span{
  display:block;
  color:var(--text2);
  font-size:.64rem;
  font-weight:850;
  letter-spacing:.09em;
  text-transform:uppercase;
}
.balanced-demo-head h3{margin:5px 0 0;font-size:1.06rem;letter-spacing:-.025em}
.balanced-demo-body{padding:12px}

.activity-sample{
  display:grid;
  grid-template-columns:48px minmax(0,1fr) auto;
  gap:10px;
  align-items:center;
  padding:10px;
  border:1px solid var(--border);
  border-radius:13px;
  background:var(--surface2);
}
.activity-sample + .activity-sample{margin-top:8px}
.activity-thumb{
  width:48px;
  aspect-ratio:2/3;
  border-radius:9px;
  background:linear-gradient(145deg,#315b7b,#11131a 58%,#8b2431);
  border:1px solid var(--border2);
}
.activity-thumb.alt{background:linear-gradient(145deg,#d6b074,#2c0c0e 54%,#0b0b0e)}
.activity-sample strong{display:block;font-size:.69rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.activity-sample span{display:block;margin-top:3px;color:var(--text2);font-size:.58rem;line-height:1.3}
.activity-stars{color:var(--text);font-size:.61rem;font-weight:900;white-space:nowrap}

.dna-mini{display:grid;gap:9px}
.dna-mini-row{padding:10px 11px;border:1px solid var(--border);border-radius:12px;background:var(--surface2)}
.dna-mini-top{display:flex;justify-content:space-between;gap:10px;font-size:.67rem;font-weight:850}
.dna-mini-top b{color:var(--accent)}
.dna-mini-bar{height:5px;margin-top:8px;border-radius:999px;background:var(--input-bg);overflow:hidden}
.dna-mini-bar i{display:block;height:100%;border-radius:inherit;background:var(--accent)}
.dna-mini-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.dna-mini-tags span{padding:5px 7px;border:1px solid var(--border);border-radius:999px;color:var(--text2);font-size:.56rem;font-weight:750}

.recs-mini-prompt{
  padding:10px 11px;
  border:1px solid var(--border2);
  border-radius:12px;
  background:var(--input-bg);
  color:var(--text2);
  font-size:.64rem;
  line-height:1.45;
}
.recs-mini-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin-top:9px}
.recs-mini-card{overflow:hidden;border:1px solid var(--border);border-radius:11px;background:var(--surface2)}
.recs-mini-card .poster-art{border:0;border-radius:0;box-shadow:none}
.recs-mini-card div:last-child{padding:6px 7px}
.recs-mini-card strong{display:block;font-size:.57rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recs-mini-card span{display:block;margin-top:2px;color:var(--accent);font-size:.52rem;font-weight:850}

/* Compact closing band */
.balanced-cta{
  scroll-margin-top:92px;
  margin:14px 0 0;
  padding:clamp(34px,5vw,54px);
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:28px;
  border:1px solid color-mix(in srgb,var(--border2) 88%,transparent);
  border-radius:24px;
  background:
    linear-gradient(135deg,color-mix(in srgb,var(--accent) 10%,var(--surface)),color-mix(in srgb,var(--surface) 94%,transparent));
  box-shadow:0 18px 48px rgba(0,0,0,.12);
}
.balanced-cta h2{margin:0;font-size:clamp(1.8rem,3.8vw,3rem);letter-spacing:-.043em;line-height:1.08}
.balanced-cta p{max-width:650px;margin:10px 0 0;color:var(--text2);line-height:1.55}
.balanced-cta-actions{display:flex;gap:8px}
.balanced-cta-actions .landing-btn{min-height:46px;border-radius:13px;white-space:nowrap}
.balanced-footer{
  display:flex;
  justify-content:space-between;
  gap:18px;
  padding:26px 2px 34px;
  color:var(--text2);
  font-size:.72rem;
}
.balanced-footer button{
  border:0;
  background:none;
  color:var(--text2);
  font:780 .72rem/1 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  cursor:pointer;
}
.balanced-footer button:hover{color:var(--text)}

html[data-theme="light"] body.recs-landing.landing-balanced .balanced-bg{
  background:
    radial-gradient(circle at 12% 8%,color-mix(in srgb,var(--accent) 13%,transparent) 0,transparent 31%),
    radial-gradient(circle at 88% 18%,rgba(91,125,255,.10) 0,transparent 29%),
    linear-gradient(180deg,#f7f8fb,#eef1f5 54%,#f8f9fb);
}
html[data-theme="light"] body.recs-landing.landing-balanced :is(.balanced-app,.balanced-demo){
  background:rgba(247,248,250,.90);
  box-shadow:0 18px 48px rgba(40,46,58,.08);
}
html[data-theme="light"] body.recs-landing.landing-balanced .balanced-nav{
  background:rgba(247,248,251,.78);
}

@media(max-width:900px){
  .balanced-shell{width:min(100% - 24px,720px)}
  .balanced-nav{
    grid-template-columns:1fr auto;
    gap:10px;
    padding:7px 0 6px;
  }
  .balanced-links{
    grid-column:1/-1;
    grid-row:2;
    justify-content:flex-start;
    overflow-x:auto;
    scrollbar-width:none;
    padding-bottom:2px;
  }
  .balanced-links::-webkit-scrollbar{display:none}
  .balanced-links a{white-space:nowrap;padding:7px 9px}
  .balanced-hero{
    grid-template-columns:1fr;
    min-height:0;
    gap:38px;
    padding:58px 0 72px;
  }
  .balanced-hero h1{font-size:clamp(3rem,11vw,5rem)}
  .balanced-app{transform:none}
  .balanced-showcase{grid-template-columns:1fr}
  .balanced-demo-body{padding:14px}
  .balanced-cta{grid-template-columns:1fr}
  .balanced-cta-actions{width:100%}
  .balanced-cta-actions .landing-btn{flex:1 1 0}
}

@media(max-width:560px){
  .balanced-shell{width:calc(100% - 20px)}
  .balanced-nav{min-height:64px}
  .balanced-brand-mark{width:29px;height:29px}
  .balanced-brand{font-size:.94rem}
  .balanced-nav-actions{gap:6px}
  .balanced-nav .landing-btn{padding:.6rem .78rem}
  .balanced-nav .landing-btn.quiet{display:none}
  .balanced-links{gap:0}
  .balanced-main{padding-bottom:28px}
  .balanced-hero{padding:42px 0 58px;gap:30px}
  .balanced-hero h1{font-size:clamp(2.75rem,14vw,4.25rem)}
  .balanced-hero-copy{font-size:.98rem}
  .balanced-hero-actions{display:grid;grid-template-columns:1fr}
  .balanced-hero-actions .landing-btn{width:100%}
  .balanced-media-line{margin-top:19px}
  .balanced-app{border-radius:19px}
  .balanced-app-top{grid-template-columns:auto 1fr;padding:0 12px}
  .balanced-app-tabs{justify-content:flex-end;gap:8px}
  .balanced-app-tabs span:nth-child(-n+2){display:none}
  .balanced-app-top > span:last-child{display:none}
  .balanced-app-body{padding:13px}
  .balanced-app-heading{align-items:start}
  .balanced-poster-grid{gap:6px}
  .balanced-poster-copy{padding:6px 6px 7px}
  .balanced-poster-copy span{display:none}
  .balanced-section{padding:58px 0}
  .balanced-section-heading{margin-bottom:22px}
  .balanced-demo{border-radius:18px}
  .balanced-demo-head{padding:15px 15px 12px}
  .balanced-demo-body{padding:10px}
  .activity-sample{grid-template-columns:43px minmax(0,1fr);padding:9px}
  .activity-thumb{width:43px}
  .activity-stars{grid-column:2;margin-top:-4px}
  .balanced-cta{padding:28px 20px;border-radius:19px}
  .balanced-cta-actions{display:grid;grid-template-columns:1fr}
  .balanced-footer{align-items:flex-start;flex-direction:column;padding-bottom:24px}
}