@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ─── Design tokens ─── */
:root {
  --bg:     #0b0e11;
  --bg2:    #111518;
  --card:   #151a1f;
  --card2:  #1b2128;
  --line:   rgba(255,255,255,0.07);
  --line2:  rgba(255,255,255,0.13);
  --text:   #e2eaf2;
  --muted:  #6b7f96;
  --accent: #00d395;
  --accent2:#00b37d;
  --red:    #ff6060;
  --green:  #00d395;
  --blue:   #00d395;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 'Inter',-apple-system,BlinkMacSystemFont,sans-serif;min-height:100vh;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent2);text-decoration:underline}

/* demo banner */
.demo-banner{background:rgba(0,211,149,.06);border-bottom:1px solid rgba(0,211,149,.16);padding:8px 24px;font-size:12px;font-weight:500;color:rgba(0,211,149,.85);letter-spacing:.2px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.demo-banner strong{color:var(--accent)}
.demo-banner a{color:var(--accent);opacity:.75;font-weight:600}
.demo-banner a:hover{opacity:1;text-decoration:none}

/* header */
header{padding:16px 24px;border-bottom:1px solid var(--line);background:rgba(11,14,17,.9);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px}
h1{font-size:16px;font-weight:700;letter-spacing:-.3px;margin:0 0 2px;display:flex;align-items:center;gap:10px}
h1::before{content:'';display:inline-block;width:24px;height:24px;background:linear-gradient(135deg,var(--accent) 0%,#008f60 100%);border-radius:7px;flex-shrink:0}
header p{margin:0;color:var(--muted);font-size:11px;letter-spacing:.2px}
h2{font-size:11px;font-weight:600;letter-spacing:.7px;text-transform:uppercase;color:var(--muted);margin:0 0 14px}

/* layout */
main{display:grid;grid-template-columns:1.35fr .95fr;gap:12px;max-width:1080px;margin:0 auto;padding:18px 22px 32px}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;transition:border-color .2s}
.card:hover{border-color:var(--line2)}
.full{grid-column:1/-1}

/* forms */
.fields{display:grid;grid-template-columns:1fr 1fr;gap:11px}
label{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.3px}
input,select{width:100%;margin-top:5px;padding:9px 11px;background:var(--bg2);border:1px solid var(--line2);border-radius:10px;color:var(--text);font:13px 'Inter',sans-serif;transition:border-color .15s,box-shadow .15s;outline:none;-webkit-appearance:none}
input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,211,149,.12)}
select option{background:#1b2128}

/* buttons */
.row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
button{background:var(--accent);border:none;border-radius:10px;color:#052018;font:600 13px 'Inter',sans-serif;padding:9px 16px;cursor:pointer;transition:background .15s,box-shadow .15s,transform .1s;letter-spacing:.1px}
button:hover{background:var(--accent2);box-shadow:0 0 18px rgba(0,211,149,.22)}
button:active{transform:scale(.97)}
button.secondary{background:var(--card2);border:1px solid var(--line2);color:var(--text)}
button.secondary:hover{background:#222d3a;box-shadow:none}
button.danger{background:rgba(255,96,96,.1);border:1px solid rgba(255,96,96,.28);color:var(--red)}
button.danger:hover{background:rgba(255,96,96,.18)}
a.secondary{background:var(--card2);border:1px solid var(--line2);color:var(--text);border-radius:10px;font:600 13px 'Inter',sans-serif;padding:9px 16px;display:inline-block;transition:background .15s}
a.secondary:hover{background:#222d3a;text-decoration:none}

/* pair */
.pair{width:100%;text-align:left;background:var(--bg2);border:1px solid var(--line);border-radius:10px;color:var(--text);margin-bottom:8px;padding:10px 13px;font:13px 'Inter',sans-serif;cursor:pointer;transition:border-color .15s,background .15s}
.pair:hover{background:var(--card2);border-color:var(--line2)}
.pair.active{border-color:var(--accent);background:rgba(0,211,149,.06);box-shadow:0 0 0 1px rgba(0,211,149,.18) inset}
.pair small{display:block;color:var(--muted);font-size:11px;margin-top:3px}

/* stats */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.stat{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:11px 13px;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:.2px}
.stat b{display:block;color:var(--text);font-size:15px;font-weight:600;margin-top:4px;letter-spacing:-.3px}

/* utility */
.note,.muted{color:var(--muted);font-size:11px;line-height:1.6}
.good{color:var(--green);font-weight:600}
.bad{color:var(--red);font-weight:500}
.hidden{display:none!important}

/* tables */
table{width:100%;border-collapse:collapse;font-size:12px}
th,td{padding:9px 8px;text-align:left;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-size:10px;font-weight:600;letter-spacing:.7px;text-transform:uppercase}
td{color:var(--text)}
tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(255,255,255,.02)}

/* login */
.login{max-width:400px;margin:80px auto;padding:28px 26px}
.login h2{font-size:18px;font-weight:700;text-transform:none;letter-spacing:-.3px;color:var(--text);margin-bottom:6px}

/* mobile */
@media(max-width:760px){
  main{grid-template-columns:1fr;padding:12px 13px 24px}
  .full{grid-column:auto}
  header{padding:13px 16px}
  .fields{grid-template-columns:1fr}
}

/* ═══ LANDING ═══ */
.landing{background:radial-gradient(ellipse 60% 35% at 50% -5%,rgba(0,211,149,.09) 0%,transparent 70%),var(--bg)}

.landing-nav{max-width:1100px;margin:0 auto;padding:20px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}
.landing-nav .brand{font-size:17px;font-weight:700;letter-spacing:-.3px;color:var(--text)}
.landing-nav .brand span{color:var(--accent)}
.landing-nav nav{display:flex;gap:22px;font-size:13px;font-weight:500}
.landing-nav nav a{color:var(--muted);transition:color .15s}
.landing-nav nav a:hover{color:var(--text);text-decoration:none}

.landing-hero{max-width:1100px;margin:0 auto;padding:64px 28px 76px;display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}
.landing-hero h1{font-size:40px;font-weight:700;line-height:1.12;letter-spacing:-1px;margin:0 0 18px;color:var(--text)}
.landing-hero h1::before{display:none}
.hero-accent{color:var(--accent)}
.landing-hero .lead{color:var(--muted);font-size:15px;line-height:1.68;margin:0 0 26px;max-width:480px}
.cta-row{display:flex;flex-wrap:wrap;gap:11px;align-items:center}
.btn{display:inline-flex;align-items:center;padding:11px 22px;border-radius:10px;font:600 13px 'Inter',sans-serif;text-decoration:none;transition:all .15s;letter-spacing:.1px}
.btn-primary{background:var(--accent);color:#052018}
.btn-primary:hover{background:var(--accent2);box-shadow:0 0 22px rgba(0,211,149,.28);color:#052018;text-decoration:none}
.btn-secondary{background:transparent;border:1px solid var(--line2);color:var(--text)}
.btn-secondary:hover{background:var(--card);border-color:rgba(255,255,255,.22);color:var(--text);text-decoration:none}

.landing-preview{background:var(--card);border:1px solid var(--line2);border-radius:20px;padding:20px;box-shadow:0 24px 60px rgba(0,0,0,.55),0 0 0 1px rgba(0,211,149,.05);position:relative;overflow:hidden}
.landing-preview::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 50% at 50% -15%,rgba(0,211,149,.07) 0%,transparent 70%);pointer-events:none}
.landing-preview .tag{display:inline-flex;align-items:center;gap:6px;background:rgba(0,211,149,.09);border:1px solid rgba(0,211,149,.2);border-radius:999px;padding:4px 12px;font-size:11px;font-weight:600;color:var(--accent);margin-bottom:14px;letter-spacing:.3px}
.landing-preview .stats{margin-bottom:14px}

.landing-section{max-width:1100px;margin:0 auto;padding:0 28px 70px}
.landing-section>h2{font-size:26px;font-weight:700;letter-spacing:-.4px;text-transform:none;color:var(--text);margin:0 0 30px}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.feature-grid .card{padding:22px}
.feature-icon{width:36px;height:36px;background:rgba(0,211,149,.1);border:1px solid rgba(0,211,149,.15);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:14px}
.feature-grid .card h3{margin:0 0 8px;font-size:14px;font-weight:600;color:var(--text)}
.feature-grid .card p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}

.how-steps{display:grid;grid-template-columns:repeat(5,1fr);position:relative}
.how-steps::before{content:'';position:absolute;top:21px;left:10%;right:10%;height:1px;background:linear-gradient(90deg,transparent,rgba(0,211,149,.35),transparent)}
.how-step{display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 10px}
.step-num{width:42px;height:42px;background:var(--card2);border:1px solid rgba(0,211,149,.22);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:14px;position:relative;z-index:1;flex-shrink:0}
.how-step p{font-size:12px;color:var(--muted);line-height:1.5;margin:0}

.pricing-wrap{display:flex;justify-content:center}
.pricing{background:var(--card);border:1px solid var(--line2);border-radius:20px;padding:36px 40px;max-width:440px;width:100%;text-align:center}
.pricing>h2{font-size:20px;font-weight:700;text-transform:none;letter-spacing:-.3px;color:var(--text);margin-bottom:6px}
.pricing .muted{font-size:13px;display:block;margin-bottom:20px}
.pricing .price{font-size:40px;font-weight:700;letter-spacing:-1px;color:var(--text);line-height:1;margin-bottom:6px}
.pricing .price small{font-size:16px;font-weight:400;color:var(--muted)}
.pricing ul{list-style:none;padding:0;margin:22px 0 28px;text-align:left}
.pricing ul li{font-size:13px;color:var(--muted);padding:8px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.pricing ul li::before{content:'✓';color:var(--accent);font-size:12px;font-weight:700;flex-shrink:0}

.landing-footer{border-top:1px solid var(--line);padding:26px 28px;text-align:center;color:var(--muted);font-size:12px}
.landing-footer p{margin:0 0 6px}
.landing-footer a{color:var(--muted)}
.landing-footer a:hover{color:var(--accent);text-decoration:none}

@media(max-width:900px){
  .landing-hero{grid-template-columns:1fr;padding:44px 20px 56px;gap:36px}
  .landing-hero h1{font-size:30px}
  .feature-grid{grid-template-columns:1fr 1fr}
  .how-steps{grid-template-columns:1fr;gap:20px}
  .how-steps::before{display:none}
  .how-step{flex-direction:row;text-align:left;gap:14px}
  .step-num{margin-bottom:0}
  .landing-nav nav{display:none}
}
@media(max-width:600px){
  .feature-grid{grid-template-columns:1fr}
  .pricing{padding:26px 18px}
}