:root{
  --bg:#050816;
  --bg-soft:#0b1222;
  --panel:rgba(10,16,30,.72);
  --panel-strong:rgba(10,16,30,.92);
  --border:rgba(255,255,255,.10);
  --text:#f4f8ff;
  --muted:#98a5bd;
  --brand:#70f0d8;
  --brand-2:#7ea7ff;
  --brand-3:#ff93c1;
  --shadow:0 24px 80px rgba(0,0,0,.42);
  --radius:28px;
  --radius-sm:18px;
  --max:1280px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(112,240,216,.14), transparent 26%),
    radial-gradient(circle at top right, rgba(126,167,255,.16), transparent 24%),
    radial-gradient(circle at 50% 20%, rgba(255,147,193,.10), transparent 24%),
    linear-gradient(180deg, #03050b 0%, #07111f 55%, #091224 100%);
  min-height:100vh;
  overflow-x:hidden;
}

body.theme-light{
  --bg:#f4f7fc;
  --bg-soft:#ffffff;
  --panel:rgba(255,255,255,.78);
  --panel-strong:rgba(255,255,255,.94);
  --border:rgba(11,18,34,.10);
  --text:#09111f;
  --muted:#51607b;
  background:
    radial-gradient(circle at top left, rgba(112,240,216,.18), transparent 25%),
    radial-gradient(circle at top right, rgba(126,167,255,.14), transparent 23%),
    linear-gradient(180deg, #f6f8fe 0%, #eef3fb 100%);
}

img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
button{cursor:pointer}

body::before,
body::after{
  content:"";
  position:fixed;
  width:36rem;
  height:36rem;
  border-radius:999px;
  filter:blur(90px);
  pointer-events:none;
  opacity:.35;
  z-index:0;
}

body::before{left:-12rem;top:8rem;background:rgba(112,240,216,.18)}
body::after{right:-10rem;top:18rem;background:rgba(126,167,255,.16)}

.ai-sticky-header,
.ai-page-shell,
.ai-footer,
.ai-modal,
.ai-chat-fab,
.ai-fab{
  position:relative;
  z-index:1;
}

.ai-page-shell{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
  padding:18px 0 40px;
}

.ai-sticky-header{
  position:sticky;
  top:0;
  z-index:40;
  backdrop-filter:blur(18px);
}

.ai-top-banner{
  width:min(var(--max),calc(100% - 32px));
  margin:12px auto 10px;
  border:1px solid var(--border);
  border-radius:999px;
  background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  padding:10px 16px;
  display:flex;
  align-items:center;
  gap:12px;
  box-shadow:var(--shadow);
  font-size:13px;
  color:var(--text);
}

.ai-nav{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 16px;
  border:1px solid var(--border);
  border-radius:24px;
  background:var(--panel);
  box-shadow:var(--shadow);
}

.ai-brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}

.ai-brand img{
  width:48px;
  height:48px;
  object-fit:contain;
  border-radius:16px;
  box-shadow:0 12px 40px rgba(112,240,216,.16);
}

.ai-brand div{
  display:flex;
  flex-direction:column;
  min-width:0;
}

.ai-brand strong{
  font-family:"Plus Jakarta Sans","Inter",sans-serif;
  font-size:15px;
  letter-spacing:.02em;
}

.ai-brand span{
  font-size:12px;
  color:var(--muted);
}

.ai-menu{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.ai-menu a{
  padding:10px 12px;
  border-radius:999px;
  color:var(--muted);
  font-weight:600;
  font-size:14px;
  transition:all .18s ease;
}

.ai-menu a:hover,
.ai-menu a.active{
  color:var(--text);
  background:rgba(255,255,255,.06);
}

.ai-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.ai-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:44px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-weight:700;
  box-shadow:0 12px 30px rgba(0,0,0,.15);
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
}

.ai-btn:hover{
  transform:translateY(-1px);
  box-shadow:0 18px 38px rgba(0,0,0,.20);
}

.ai-btn-primary{
  border-color:transparent;
  color:#08111f;
  background:linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 54%, var(--brand-3) 100%);
}

.ai-btn-ghost{
  background:rgba(255,255,255,.04);
}

.ai-btn-xl{
  min-height:52px;
  padding:0 22px;
}

.ai-theme-toggle,
.ai-mobile-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border:1px solid var(--border);
  border-radius:14px;
  background:rgba(255,255,255,.04);
  color:var(--text);
}

.ai-mobile-toggle{display:none}

.ai-hero,
.ai-feature-hero,
.ai-section-split,
.ai-auth-grid,
.ai-dashboard-grid{
  display:grid;
  gap:18px;
}

.ai-hero,
.ai-feature-hero,
.ai-dashboard-grid,
.ai-auth-grid{
  grid-template-columns:1.1fr .9fr;
  align-items:stretch;
}

.ai-hero,
.ai-feature-hero{
  margin-top:18px;
}

.ai-hero-copy,
.ai-hero-visual,
.ai-feature-hero-copy,
.ai-feature-hero-visual,
.ai-glass-card,
.ai-panel{
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:var(--panel);
  box-shadow:var(--shadow);
  backdrop-filter:blur(20px);
}

.ai-hero-copy,
.ai-feature-hero-copy,
.ai-panel{
  padding:28px;
}

.ai-hero-copy h1{
  font-family:"Plus Jakarta Sans","Inter",sans-serif;
  font-size:clamp(1.46rem,3.1vw,2.6rem);
  line-height:1.05;
  letter-spacing:-.04em;
  margin:14px 0 12px;
  max-width:15ch;
}

.ai-feature-hero-copy h1,
.ai-panel h1{
  font-family:"Plus Jakarta Sans","Inter",sans-serif;
  font-size:clamp(2.3rem,5vw,4.6rem);
  line-height:.95;
  letter-spacing:-.04em;
  margin:14px 0 12px;
}

.ai-lead,
.ai-panel p,
.ai-section-head p,
.ai-feature-card p,
.ai-result-grid li,
.ai-plan-box li,
.ai-footer p,
.ai-testimonial p{
  color:var(--muted);
  line-height:1.7;
}

.ai-kicker{
  margin:0;
  color:#f8c56f;
  text-transform:uppercase;
  font-size:11px;
  letter-spacing:.22em;
  font-weight:800;
}

.ai-hero-cta,
.ai-card-actions,
.ai-result-actions,
.ai-cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.ai-urgency{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);
  margin-bottom:18px;
  font-size:13px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}

.ai-dot{
  width:9px;
  height:9px;
  border-radius:50%;
  background:#ff6b6b;
  box-shadow:0 0 0 4px rgba(255,107,107,.12);
}

.ai-trust-row,
.ai-badge-row{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:16px;
}

.ai-trust-badge,
.ai-mini-badge{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:12px;
  font-weight:700;
}

.ai-stat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:20px;
}

.ai-stat-grid article,
.ai-feature-card,
.ai-testimonial,
.ai-related-card,
.ai-result-metrics article,
.ai-dashboard-cards article,
.ai-float-card{
  border:1px solid var(--border);
  border-radius:22px;
  background:rgba(255,255,255,.04);
}

.ai-stat-grid article{
  padding:18px;
}

.ai-stat-grid strong,
.ai-result-metrics strong,
.ai-dashboard-cards strong{
  display:block;
  font-size:1.75rem;
  line-height:1.05;
}

.ai-stat-grid span,
.ai-result-metrics span,
.ai-dashboard-cards span{
  color:var(--muted);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.12em;
}

.ai-hero-visual{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:540px;
}

.ai-visual-card{
  width:min(92%, 520px);
  padding:18px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
}

.ai-visual-card img{
  width:100%;
  height:auto;
}

.ai-float-card{
  position:absolute;
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 16px;
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow);
  animation:float 6s ease-in-out infinite;
}

.ai-float-card i{
  width:38px;
  height:38px;
  border-radius:14px;
  display:grid;
  place-items:center;
  color:#08111f;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
}

.ai-float-a{left:16px;bottom:36px}
.ai-float-b{right:16px;top:36px;animation-delay:1.2s}

.ai-section{
  margin-top:22px;
}

.ai-section-head{
  max-width:760px;
  margin-bottom:16px;
}

.ai-section-head h2,
.ai-panel h2{
  font-family:"Plus Jakarta Sans","Inter",sans-serif;
  font-size:clamp(1.7rem,3vw,2.8rem);
  line-height:1.05;
  margin:12px 0 10px;
}

.ai-feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}

.ai-feature-card{
  padding:20px;
  min-height:250px;
  transition:transform .2s ease, border-color .2s ease, background .2s ease;
}

.ai-feature-card:hover,
.ai-related-card:hover{
  transform:translateY(-3px);
  border-color:rgba(112,240,216,.35);
  background:rgba(255,255,255,.06);
}

.ai-feature-icon{
  width:52px;
  height:52px;
  border-radius:18px;
  display:grid;
  place-items:center;
  margin-bottom:14px;
  color:#08111f;
  background:linear-gradient(135deg, rgba(112,240,216,.92), rgba(126,167,255,.92), rgba(255,147,193,.88));
  box-shadow:0 18px 40px rgba(112,240,216,.12);
}

.ai-feature-card h3{
  margin:0 0 10px;
  font-family:"Plus Jakarta Sans","Inter",sans-serif;
  font-size:1.14rem;
  line-height:1.35;
}

.ai-section-split{
  grid-template-columns:1fr 1fr;
}

.ai-progress-list{
  display:grid;
  gap:14px;
  margin-top:8px;
}

.ai-progress-list span{
  display:block;
  margin-bottom:8px;
  color:var(--muted);
  font-size:13px;
}

.ai-progress{
  width:100%;
  height:12px;
  border-radius:999px;
  overflow:hidden;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.06);
}

.ai-progress i{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--brand), var(--brand-2));
  box-shadow:0 0 22px rgba(112,240,216,.25);
}

.ai-logo-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:10px;
  margin-top:16px;
}

.ai-logo-strip span{
  padding:14px 12px;
  border-radius:18px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.04);
  text-align:center;
  font-weight:800;
  letter-spacing:.02em;
}

.ai-testimonial-grid{
  display:grid;
  gap:12px;
  margin-top:16px;
}

.ai-testimonial{
  padding:16px;
}

.ai-testimonial strong{
  display:block;
  margin-top:8px;
}

.ai-cta-strip{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:26px;
  border-radius:var(--radius);
  border:1px solid var(--border);
  background:linear-gradient(135deg, rgba(112,240,216,.14), rgba(126,167,255,.10), rgba(255,147,193,.12));
  box-shadow:var(--shadow);
}

.ai-panel{
  position:relative;
  overflow:hidden;
}

.ai-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at top right, rgba(112,240,216,.10), transparent 40%);
  pointer-events:none;
}

.ai-feature-hero-visual{
  display:grid;
  place-items:center;
  min-height:430px;
  overflow:hidden;
}

.ai-feature-hero-visual img{
  width:min(92%, 470px);
}

.ai-feature-form{
  display:grid;
  gap:14px;
  position:relative;
}

.ai-feature-form label{
  display:grid;
  gap:8px;
  color:var(--text);
  font-weight:700;
}

.ai-feature-form span{
  color:var(--muted);
  font-size:13px;
}

.ai-feature-form input,
.ai-feature-form textarea,
.ai-feature-form select{
  width:100%;
  padding:14px 16px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.09);
  background:rgba(255,255,255,.04);
  color:var(--text);
  outline:none;
}

body.theme-light .ai-feature-form input,
body.theme-light .ai-feature-form textarea,
body.theme-light .ai-feature-form select,
body.theme-light .ai-btn-ghost,
body.theme-light .ai-theme-toggle,
body.theme-light .ai-mobile-toggle,
body.theme-light .ai-panel,
body.theme-light .ai-feature-card,
body.theme-light .ai-stat-grid article,
body.theme-light .ai-testimonial,
body.theme-light .ai-related-card{
  background:rgba(255,255,255,.86);
}

.ai-feature-form textarea{
  min-height:130px;
  resize:vertical;
}

.ai-form-label{
  display:block;
  margin-bottom:8px;
  color:var(--muted);
  font-size:13px;
  font-weight:700;
}

.ai-role-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}

.ai-role-option{
  position:relative;
  display:grid;
  gap:8px;
  padding:16px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  cursor:pointer;
  transition:transform .18s ease, border-color .18s ease, background .18s ease;
}

.ai-role-option:hover{
  transform:translateY(-1px);
  border-color:rgba(112,240,216,.34);
  background:rgba(255,255,255,.06);
}

.ai-role-option input{
  position:absolute;
  opacity:0;
  pointer-events:none;
}

.ai-role-option strong{
  font-family:"Plus Jakarta Sans","Inter",sans-serif;
  font-size:16px;
}

.ai-role-option span{
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
}

.ai-role-option:has(input:checked){
  border-color:rgba(112,240,216,.5);
  box-shadow:0 0 0 1px rgba(112,240,216,.14) inset;
  background:linear-gradient(135deg, rgba(112,240,216,.12), rgba(126,167,255,.08));
}

@media (max-width: 600px){
  .ai-role-grid{
    grid-template-columns:1fr;
  }
}

.ai-form-note{
  color:var(--muted);
  font-size:12px;
}

.ai-result-panel{
  display:grid;
  gap:16px;
}

.ai-result-hero{
  padding:18px;
  border-radius:22px;
  background:linear-gradient(135deg, rgba(112,240,216,.13), rgba(126,167,255,.10));
  border:1px solid rgba(255,255,255,.10);
}

.ai-result-hero strong{
  display:block;
  font-size:1.8rem;
  margin-bottom:8px;
}

.ai-result-metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.ai-result-metrics article,
.ai-dashboard-cards article{
  padding:16px;
}

.ai-chart{
  padding:18px;
  border-radius:22px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);
}

.ai-chart-bars{
  display:grid;
  gap:10px;
}

.ai-chart-bar{
  display:grid;
  gap:8px;
}

.ai-chart-bar span{
  font-size:13px;
  color:var(--muted);
}

.ai-chart-track{
  height:12px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  overflow:hidden;
}

.ai-chart-fill{
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--brand), var(--brand-2), var(--brand-3));
  transition:width .5s ease;
}

.ai-result-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}

.ai-result-grid h3,
.ai-plan-box h3{
  margin:0 0 12px;
  font-size:18px;
}

.ai-result-grid ul,
.ai-plan-box ul{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}

.ai-result-grid li,
.ai-plan-box li{
  padding-left:18px;
  position:relative;
}

.ai-result-grid li::before,
.ai-plan-box li::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  position:absolute;
  left:0;
  top:.65em;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
}

.ai-plan-box{
  padding:18px;
  border-radius:22px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
}

.ai-related-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}

.ai-related-card{
  padding:16px;
  min-height:132px;
  display:flex;
  flex-direction:column;
  gap:8px;
}

.ai-related-card i{
  font-size:1.15rem;
  color:#7eeede;
}

.ai-centered{
  text-align:center;
}

.ai-alert,
.ai-success{
  padding:14px 16px;
  border-radius:18px;
  margin-bottom:12px;
  font-weight:700;
}

.ai-alert{
  background:rgba(255,100,122,.12);
  border:1px solid rgba(255,100,122,.18);
}

.ai-success{
  background:rgba(120,255,183,.12);
  border:1px solid rgba(120,255,183,.16);
}

.ai-auth-grid{
  align-items:start;
}

.ai-dashboard-grid{
  grid-template-columns:1.1fr .9fr;
}

.ai-dashboard-cards{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
  margin-top:14px;
}

.ai-fab{
  position:fixed;
  left:20px;
  bottom:20px;
}

.ai-fab a,
.ai-chat-fab a{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 18px;
  border-radius:999px;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  color:#08111f;
  font-weight:800;
  box-shadow:var(--shadow);
}

.ai-chat-fab{
  position:fixed;
  right:20px;
  bottom:20px;
}

.ai-chat-fab a{
  width:58px;
  height:58px;
  justify-content:center;
  border-radius:50%;
  font-size:1.1rem;
}

.ai-modal{
  position:fixed;
  inset:0;
  display:grid;
  place-items:center;
  background:rgba(3,6,15,.58);
  padding:20px;
  backdrop-filter:blur(8px);
}

.ai-modal[hidden]{display:none}

.ai-modal-card{
  width:min(540px,100%);
  padding:28px;
  border-radius:28px;
  border:1px solid var(--border);
  background:var(--panel-strong);
  box-shadow:var(--shadow);
  position:relative;
}

.ai-modal-close{
  position:absolute;
  top:14px;
  right:14px;
  width:38px;
  height:38px;
  border:none;
  border-radius:50%;
  background:rgba(255,255,255,.08);
  color:var(--text);
  font-size:20px;
}

.ai-modal-kicker{
  margin:0 0 8px;
  color:#f8c56f;
  text-transform:uppercase;
  letter-spacing:.22em;
  font-size:11px;
  font-weight:800;
}

.ai-footer{
  width:min(var(--max),calc(100% - 32px));
  margin:26px auto 36px;
  padding:24px;
  border:1px solid var(--border);
  border-radius:28px;
  background:var(--panel);
  box-shadow:var(--shadow);
}

.ai-footer h4{
  margin:0 0 10px;
}

.ai-footer ul{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:8px;
  color:var(--muted);
}

.ai-footer-bottom{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--border);
  color:var(--muted);
  font-size:13px;
}

.ai-chat-window{
  display:grid;
  gap:12px;
  min-height:240px;
  margin-bottom:14px;
}

.ai-chat-message{
  padding:14px 16px;
  border-radius:18px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.04);
}

.ai-chat-bot{
  border-left:3px solid var(--brand);
}

.ai-chat-user{
  border-left:3px solid var(--brand-3);
  margin-left:auto;
  max-width:80%;
}

.ai-chat-message span{
  display:block;
  font-size:12px;
  color:#8bded6;
  text-transform:uppercase;
  letter-spacing:.12em;
  margin-bottom:6px;
}

.ai-admin-shell{
  width:min(var(--max),calc(100% - 32px));
  margin:16px auto 32px;
  display:grid;
  grid-template-columns:280px 1fr;
  gap:18px;
}

.ai-admin-sidebar{
  padding:18px;
  border:1px solid var(--border);
  border-radius:28px;
  background:var(--panel);
  box-shadow:var(--shadow);
  align-self:start;
}

.ai-admin-sidebar nav{
  display:grid;
  gap:8px;
  margin-top:18px;
}

.ai-admin-sidebar a{
  padding:12px 14px;
  border-radius:16px;
  color:var(--muted);
  border:1px solid transparent;
}

.ai-admin-sidebar a.active,
.ai-admin-sidebar a:hover{
  color:var(--text);
  background:rgba(255,255,255,.06);
  border-color:var(--border);
}

.ai-admin-main{
  display:grid;
  gap:18px;
}

.ai-progress-list-tight{
  margin-top:0;
}

.ai-auth-links{
  display:flex;
  justify-content:space-between;
  gap:12px;
  margin-top:8px;
  color:var(--muted);
  font-size:14px;
}

@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}

@media (max-width: 1120px){
  .ai-hero,
  .ai-feature-hero,
  .ai-section-split,
  .ai-auth-grid,
  .ai-dashboard-grid,
  .ai-admin-shell{
    grid-template-columns:1fr;
  }

  .ai-feature-grid,
  .ai-logo-strip{
    grid-template-columns:repeat(2,1fr);
  }
}

@media (max-width: 860px){
  .ai-menu{
    display:none;
    position:absolute;
    left:16px;
    right:16px;
    top:100%;
    margin-top:10px;
    padding:14px;
    border-radius:22px;
    flex-direction:column;
    align-items:stretch;
    background:var(--panel-strong);
    border:1px solid var(--border);
    box-shadow:var(--shadow);
  }

  .ai-menu.open{display:flex}

  .ai-mobile-toggle{display:inline-flex}

  .ai-nav{position:relative;flex-wrap:wrap}

  .ai-actions{margin-left:auto}

  .ai-cta-strip,
  .ai-top-banner{
    flex-direction:column;
    align-items:flex-start;
  }

  .ai-top-banner a{margin-left:0}

  .ai-feature-grid,
  .ai-result-grid,
  .ai-related-grid,
  .ai-dashboard-cards,
  .ai-result-metrics,
  .ai-stat-grid,
  .ai-logo-strip{
    grid-template-columns:1fr;
  }

  .ai-hero-visual,
  .ai-feature-hero-visual{
    min-height:360px;
  }
}

@media (max-width: 600px){
  .ai-page-shell,
  .ai-footer,
  .ai-top-banner,
  .ai-nav{
    width:min(calc(100% - 20px),var(--max));
  }

  .ai-hero-copy h1{
    font-size:clamp(1.8rem,8vw,2.55rem);
    max-width:14ch;
  }

  .ai-hero-copy,
  .ai-feature-hero-copy,
  .ai-panel,
  .ai-footer,
  .ai-modal-card,
  .ai-cta-strip{
    padding:20px;
    border-radius:22px;
  }

  .ai-actions{
    width:100%;
    justify-content:stretch;
    margin-left:0;
    flex-direction:column;
  }

  .ai-actions .ai-btn,
  .ai-hero-cta .ai-btn,
  .ai-card-actions .ai-btn,
  .ai-result-actions .ai-btn,
  .ai-cta-actions .ai-btn{
    width:100%;
  }

  .ai-chat-fab,
  .ai-fab{
    display:none;
  }

  .ai-hero-copy h1,
  .ai-feature-hero-copy h1{
    font-size:clamp(2rem,11vw,3rem);
  }
}

.ai-feature-card,
.ai-related-card,
.ai-testimonial,
.ai-result-metrics article,
.ai-dashboard-cards article,
.ai-stat-grid article{
  position:relative;
  overflow:hidden;
}

.ai-feature-card::after,
.ai-related-card::after{
  content:"";
  position:absolute;
  inset:auto -24px -24px auto;
  width:120px;
  height:120px;
  border-radius:50%;
  background:var(--card-glow, rgba(112,240,216,.18));
  filter:blur(18px);
  pointer-events:none;
}

.ai-feature-grid .ai-feature-card:nth-child(1){background:linear-gradient(135deg, rgba(186,230,253,.28), rgba(255,255,255,.06)); --card-glow: rgba(125,211,252,.28);}
.ai-feature-grid .ai-feature-card:nth-child(2){background:linear-gradient(135deg, rgba(253,244,255,.28), rgba(255,255,255,.06)); --card-glow: rgba(244,114,182,.26);}
.ai-feature-grid .ai-feature-card:nth-child(3){background:linear-gradient(135deg, rgba(220,252,231,.28), rgba(255,255,255,.06)); --card-glow: rgba(74,222,128,.24);}
.ai-feature-grid .ai-feature-card:nth-child(4){background:linear-gradient(135deg, rgba(254,249,195,.28), rgba(255,255,255,.06)); --card-glow: rgba(250,204,21,.26);}
.ai-feature-grid .ai-feature-card:nth-child(5){background:linear-gradient(135deg, rgba(237,233,254,.30), rgba(255,255,255,.06)); --card-glow: rgba(167,139,250,.26);}
.ai-feature-grid .ai-feature-card:nth-child(6){background:linear-gradient(135deg, rgba(204,251,241,.28), rgba(255,255,255,.06)); --card-glow: rgba(45,212,191,.26);}
.ai-feature-grid .ai-feature-card:nth-child(7){background:linear-gradient(135deg, rgba(255,237,213,.28), rgba(255,255,255,.06)); --card-glow: rgba(251,146,60,.24);}
.ai-feature-grid .ai-feature-card:nth-child(8){background:linear-gradient(135deg, rgba(224,231,255,.28), rgba(255,255,255,.06)); --card-glow: rgba(96,165,250,.26);}
.ai-feature-grid .ai-feature-card:nth-child(9){background:linear-gradient(135deg, rgba(240,253,244,.28), rgba(255,255,255,.06)); --card-glow: rgba(34,197,94,.24);}
.ai-feature-grid .ai-feature-card:nth-child(10){background:linear-gradient(135deg, rgba(245,245,244,.28), rgba(255,255,255,.06)); --card-glow: rgba(161,161,170,.22);}
.ai-feature-grid .ai-feature-card:nth-child(11){background:linear-gradient(135deg, rgba(254,242,242,.30), rgba(255,255,255,.06)); --card-glow: rgba(248,113,113,.24);}
.ai-feature-grid .ai-feature-card:nth-child(12){background:linear-gradient(135deg, rgba(236,253,245,.28), rgba(255,255,255,.06)); --card-glow: rgba(16,185,129,.24);}
.ai-feature-grid .ai-feature-card:nth-child(13){background:linear-gradient(135deg, rgba(240,249,255,.28), rgba(255,255,255,.06)); --card-glow: rgba(14,165,233,.24);}
.ai-feature-grid .ai-feature-card:nth-child(14){background:linear-gradient(135deg, rgba(255,247,237,.28), rgba(255,255,255,.06)); --card-glow: rgba(249,115,22,.24);}
.ai-feature-grid .ai-feature-card:nth-child(15){background:linear-gradient(135deg, rgba(238,242,255,.28), rgba(255,255,255,.06)); --card-glow: rgba(99,102,241,.24);}

.ai-feature-shell .ai-feature-hero-copy,
.ai-feature-shell .ai-feature-hero-visual,
.ai-feature-shell .ai-panel,
.ai-feature-shell .ai-result-hero,
.ai-feature-shell .ai-plan-box,
.ai-feature-shell .ai-chart{
  background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
}

.ai-feature-shell .ai-feature-hero-copy{
  border-color:rgba(112,240,216,.18);
}

.ai-feature-shell .ai-feature-hero-visual{
  background:radial-gradient(circle at top left, rgba(112,240,216,.18), rgba(126,167,255,.08) 48%, rgba(255,255,255,.02) 100%);
}

.ai-related-grid .ai-related-card:nth-child(1){background:linear-gradient(135deg, rgba(186,230,253,.22), rgba(255,255,255,.05));}
.ai-related-grid .ai-related-card:nth-child(2){background:linear-gradient(135deg, rgba(253,244,255,.22), rgba(255,255,255,.05));}
.ai-related-grid .ai-related-card:nth-child(3){background:linear-gradient(135deg, rgba(220,252,231,.22), rgba(255,255,255,.05));}
.ai-related-grid .ai-related-card:nth-child(4){background:linear-gradient(135deg, rgba(254,249,195,.22), rgba(255,255,255,.05));}
.ai-related-grid .ai-related-card:nth-child(5){background:linear-gradient(135deg, rgba(237,233,254,.22), rgba(255,255,255,.05));}
.ai-related-grid .ai-related-card:nth-child(6){background:linear-gradient(135deg, rgba(204,251,241,.22), rgba(255,255,255,.05));}

@media (max-width: 860px){
  .ai-feature-grid .ai-feature-card:nth-child(n),
  .ai-related-grid .ai-related-card:nth-child(n){
    background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  }
}