:root{
  --bg:#f6f6f5;
  --card:#ffffff;
  --text:#18181b;
  --muted:#71717a;
  --line:#e4e4e7;
  --dark:#09090b;
  --dark-2:#18181b;
  --dark-3:#27272a;
  --green:#10b981;
  --green-2:#059669;
  --green-3:#d1fae5;
  --red:#ef4444;
  --shadow:0 20px 60px rgba(24,24,27,.08);
  --radius:28px;
  --radius-sm:18px;
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.5;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
.container{width:min(var(--container), calc(100% - 48px)); margin:0 auto}
.section{padding:96px 0}
.badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 14px;border-radius:999px;font-size:12px;font-weight:600;
  border:1px solid var(--line);background:#fff;color:#52525b
}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--green)}
.navbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.88);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(228,228,231,.8)
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;height:84px;gap:18px
}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--dark);
  color:#34d399;display:grid;place-items:center;font-size:18px;font-weight:800
}
.nav-links{display:flex;gap:28px;color:var(--muted);font-weight:600}
.nav-links a:hover,.text-link:hover{color:var(--text)}
.nav-actions{display:flex;align-items:center;gap:14px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 22px;border-radius:999px;border:1px solid transparent;
  font-weight:700;cursor:pointer;transition:.25s ease;min-height:48px
}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:#27272a}
.btn-green{background:var(--green);color:#fff;box-shadow:0 8px 30px rgba(16,185,129,.2)}
.btn-green:hover{background:var(--green-2)}
.btn-light{background:#fff;color:var(--text);border-color:var(--line)}
.btn-light:hover{background:#fafafa}
.btn-ghost{background:transparent;color:var(--muted);border:none;padding:0}
.hero{position:relative;overflow:hidden;padding:72px 0 76px}
.hero-glow{
  position:absolute;inset:auto auto 0 50%;transform:translate(-50%, -10%);
  width:900px;height:900px;background:#ecfdf5;border-radius:50%;
  filter:blur(100px);opacity:.85;pointer-events:none
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.display-xl{font-size:clamp(42px,6vw,76px);line-height:1.04;letter-spacing:-.04em;margin:0 0 18px}
.display-lg{font-size:clamp(40px,5vw,64px);line-height:1.08;letter-spacing:-.04em;margin:0 0 18px}
.display-md{font-size:clamp(34px,4vw,48px);line-height:1.08;letter-spacing:-.03em;margin:0 0 18px}
.lead{font-size:19px;color:var(--muted);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.mock-shell{
  position:relative;max-width:520px;margin-inline:auto;aspect-ratio:1/1
}
.mock-back{
  position:absolute;inset:0;border-radius:42px;background:linear-gradient(135deg,#f4f4f5,#fff);
  border:1px solid rgba(228,228,231,.75);transform:rotate(3deg);box-shadow:var(--shadow)
}
.mock-front{
  position:absolute;inset:18px;border-radius:34px;background:#0f172a;color:#fff;overflow:hidden;
  box-shadow:0 20px 60px rgba(15,23,42,.4)
}
.mock-top{height:56px;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;padding:0 22px;gap:8px}
.mock-dot{width:10px;height:10px;border-radius:50%;background:#3f3f46}
.mock-body{padding:28px;display:grid;gap:16px}
.device-row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:18px
}
.device-left{display:flex;align-items:center;gap:14px}
.iconbox{
  width:42px;height:42px;border-radius:14px;background:rgba(255,255,255,.08);
  display:grid;place-items:center;font-size:18px
}
.device-title{font-weight:700}
.device-meta{font-size:12px;color:#a1a1aa}
.value-green{color:#34d399;font-weight:700}
.value-muted{color:#a1a1aa;font-weight:700}
.floating-card{
  position:absolute;left:-20px;bottom:-16px;background:#fff;padding:18px;border-radius:22px;
  box-shadow:var(--shadow);border:1px solid #f1f5f9;display:flex;gap:14px;align-items:center
}
.floating-icon{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--green-3);color:var(--green-2);font-weight:800
}
.trust{background:#fff;border-top:1px solid rgba(228,228,231,.8);border-bottom:1px solid rgba(228,228,231,.8);padding:34px 0}
.trust p{margin:0 0 24px;text-align:center;font-size:12px;color:#a1a1aa;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.logo-row{display:flex;flex-wrap:wrap;justify-content:center;gap:48px 88px;color:#71717a;opacity:.65}
.logo-pill{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:800}
.logo-shape{width:22px;height:22px;background:#18181b;border-radius:7px}
.grid-3,.grid-4,.grid-2{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:#fff;border:1px solid rgba(228,228,231,.8);border-radius:var(--radius);
  padding:34px;box-shadow:0 10px 30px rgba(24,24,27,.04)
}
.card-dark{
  background:#0b0b0f;color:#fff;border-color:#18181b
}
.card-soft{background:#fafafa}
.card h3,.card h4{margin:0 0 12px}
.card p{margin:0;color:#71717a}
.icon-lg{
  width:56px;height:56px;border-radius:18px;background:#f4f4f5;display:grid;place-items:center;
  font-size:24px;margin-bottom:18px
}
.center{text-align:center}
.subtle{color:var(--muted)}
.section-dark{
  background:#09090b;color:#fff;position:relative;overflow:hidden
}
.section-dark .subtle,.section-dark p{color:#a1a1aa}
.cta{
  background:var(--green);color:#fff;text-align:center
}
.cta p{color:#dcfce7}
.footer{
  background:#09090b;color:#a1a1aa;border-top:1px solid #18181b;padding:64px 0 28px
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;margin-bottom:34px}
.footer h4{color:#fff;margin:0 0 12px}
.footer a{color:#a1a1aa}
.footer a:hover{color:#fff}
.footer-bottom{
  padding-top:20px;border-top:1px solid #18181b;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:14px;color:#71717a
}
.timeline-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;position:relative}
.timeline-steps::before{
  content:"";position:absolute;left:10%;right:10%;top:48px;height:2px;background:#e4e4e7
}
.step-card{position:relative;z-index:1;text-align:center}
.step-num{
  width:96px;height:96px;border-radius:50%;background:#fff;margin:0 auto 18px;
  border:5px solid #fafafa;display:grid;place-items:center;font-size:28px;font-weight:800;box-shadow:var(--shadow)
}
.check-badge{
  position:absolute;top:-4px;right:calc(50% - 56px);width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;background:var(--green);color:#fff;border:4px solid #fafafa
}
.form-shell{
  background:#09090b;color:#fff;border-radius:40px;padding:42px;box-shadow:0 30px 80px rgba(0,0,0,.22);
  position:relative;overflow:hidden
}
.form-shell::after{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:rgba(16,185,129,.18);filter:blur(70px)
}
.form-shell > *{position:relative;z-index:1}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.field{display:grid;gap:8px}
.field label{font-size:14px;font-weight:700}
.field small{color:#71717a}
input[type="text"],input[type="email"],input[type="tel"],input[type="number"],input[type="password"],select,textarea{
  width:100%;padding:14px 16px;border-radius:16px;border:1px solid var(--line);
  background:#fff;color:var(--text);outline:none;transition:.2s;border-color:#e4e4e7
}
.dark-form input,.dark-form select,.dark-form textarea{
  background:#18181b;color:#fff;border-color:#27272a
}
input:focus,select:focus,textarea:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(16,185,129,.1)}
.input-error{border-color:var(--red)!important;box-shadow:0 0 0 4px rgba(239,68,68,.08)!important}
.error-text{font-size:12px;color:var(--red)}
.upload-box{
  border:2px dashed #d4d4d8;border-radius:22px;padding:40px;text-align:center;background:#fafafa;cursor:pointer
}
.dark-form .upload-box{border-color:#27272a;background:#18181b}
.muted-box{
  border:2px dashed #27272a;border-radius:18px;padding:28px;text-align:center;background:#111114;color:#d4d4d8
}
.progress-top{margin-bottom:24px}
.progress-labels{display:flex;justify-content:space-between;gap:10px;font-size:14px;color:#71717a;margin-bottom:10px}
.progress-labels .active{color:var(--green);font-weight:700}
.progress-bar{height:8px;background:#e4e4e7;border-radius:999px;overflow:hidden}
.progress-fill{height:100%;width:25%;background:var(--green);border-radius:999px;transition:width .3s ease}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:34px;padding:34px;min-height:520px;box-shadow:var(--shadow)
}
.form-step{display:none;height:100%;flex-direction:column}
.form-step.active{display:flex}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.option-tile{
  padding:24px;border-radius:20px;border:2px solid #e4e4e7;background:#fff;cursor:pointer;
  display:flex;flex-direction:column;gap:12px;align-items:center;text-align:center;font-weight:700;color:#52525b;transition:.2s
}
.option-tile:hover{border-color:#d4d4d8;background:#fafafa}
.option-tile.selected{border-color:var(--green);background:#ecfdf5;color:#047857}
.condition-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.condition-tile{
  padding:16px;border-radius:16px;border:1px solid #e4e4e7;background:#fff;cursor:pointer;transition:.2s
}
.condition-tile:hover{background:#fafafa;border-color:#d4d4d8}
.condition-tile.selected{border-color:var(--green);background:#ecfdf5}
.condition-tile strong{display:block;margin-bottom:4px}
.form-actions{display:flex;justify-content:space-between;gap:14px;margin-top:auto;padding-top:20px}
.success{
  text-align:center;padding:30px 0 10px
}
.success-mark{
  width:80px;height:80px;border-radius:50%;display:grid;place-items:center;background:#dcfce7;color:#047857;
  margin:0 auto 18px;font-size:32px;font-weight:800
}
.pill{display:inline-block;padding:8px 12px;border-radius:999px;background:rgba(16,185,129,.1);color:var(--green);font-size:13px;font-weight:700}
.process-dark{position:relative;background:#09090b;color:#fff;padding-top:60px}
.process-line{
  position:absolute;top:50%;left:0;width:100%;height:110px;transform:translateY(-50%);pointer-events:none;display:none
}
.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;position:relative;z-index:1}
.process-node{text-align:center}
.node-icon{
  width:66px;height:66px;border-radius:20px;background:#111114;border:1px solid #27272a;color:#34d399;
  display:grid;place-items:center;margin:0 auto 16px;font-size:26px
}
.schedule-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:34px;padding:28px
}
.accordion-item{
  border:1px solid rgba(255,255,255,.08);border-radius:20px;overflow:hidden;background:rgba(255,255,255,.03);margin-bottom:14px
}
.accordion-trigger{
  width:100%;background:none;border:none;color:#fff;padding:20px 22px;display:flex;justify-content:space-between;align-items:center;cursor:pointer
}
.slot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 22px 22px}
.slot-btn{
  padding:14px;border-radius:14px;background:#111114;border:1px solid rgba(255,255,255,.08);color:#d4d4d8;text-align:left;cursor:pointer
}
.slot-btn:hover{border-color:rgba(16,185,129,.45);color:#fff}
.impact-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);padding:30px;border-radius:30px;text-align:center
}
.impact-flow{max-width:980px;margin:0 auto;display:grid;gap:48px}
.impact-step{
  display:grid;grid-template-columns:1fr 72px 1fr;gap:24px;align-items:center
}
.impact-ball{
  width:52px;height:52px;border-radius:50%;background:#111114;border:4px solid #09090b;display:grid;place-items:center;margin:0 auto
}
.feature-panel{
  border-radius:34px;padding:38px;background:linear-gradient(145deg,rgba(16,185,129,.12),rgba(255,255,255,.02));
  border:1px solid rgba(16,185,129,.2);backdrop-filter:blur(8px)
}
.signin-wrap{
  min-height:100vh;background:#09090b;display:grid;place-items:center;padding:28px;position:relative;overflow:hidden
}
.signin-wrap::before{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(840px,90vw);height:620px;border-radius:50%;
  background:rgba(16,185,129,.16);filter:blur(110px)
}
.signin-card{
  width:min(100%,460px);position:relative;z-index:1;background:rgba(24,24,27,.88);
  border:1px solid rgba(255,255,255,.08);border-radius:34px;padding:34px;box-shadow:0 20px 70px rgba(0,0,0,.35)
}
.signin-card h1,.signin-card p,.signin-card label{color:#fff}
.signin-card p.subtle{color:#a1a1aa}
.toggle-text{font-size:14px;color:#a1a1aa;text-align:center}
.toggle-text button{background:none;border:none;color:#34d399;font-weight:700;cursor:pointer}
.hide{display:none!important}

@media (max-width: 1100px){
  .hero-grid,.grid-4,.footer-grid,.process-grid,.impact-stats{grid-template-columns:1fr 1fr}
  .timeline-steps{grid-template-columns:1fr 1fr}
  .form-grid,.grid-3,.grid-2,.impact-step{grid-template-columns:1fr}
  .impact-step{gap:14px}
  .impact-step .impact-ball, .impact-step > :nth-child(3){display:none}
}
@media (max-width: 820px){
  .nav-links{display:none}
  .hero-grid,.grid-3,.grid-4,.grid-2,.footer-grid,.timeline-steps,.impact-stats,.process-grid{grid-template-columns:1fr}
  .timeline-steps::before{display:none}
  .hero{padding-top:42px}
  .container{width:min(var(--container), calc(100% - 28px))}
  .form-grid,.category-grid,.condition-grid,.slot-grid{grid-template-columns:1fr}
  .form-shell,.form-card,.card,.feature-panel{padding:24px}
  .display-xl{font-size:44px}
  .display-lg{font-size:40px}
  .display-md{font-size:34px}
  .footer-bottom,.nav-inner,.form-actions{align-items:flex-start}
  .nav-inner,.footer-bottom{flex-direction:column;justify-content:center;padding:16px 0;height:auto}
  .floating-card{position:relative;left:auto;bottom:auto;margin-top:18px}
}