:root{
  --bg:#f6f8ff;
  --bg2:#eef2ff;
  --card:#ffffff;
  --stroke: rgba(15,23,42,.12);
  --txt: rgba(15,23,42,.92);
  --muted: rgba(15,23,42,.62);

  --accent: rgba(16,185,129,.95);
  --accent2: rgba(59,130,246,.95);
  --danger: rgba(239,68,68,.95);

  --radius: 18px;
  --shadow: 0 18px 40px rgba(2,6,23,.10);
  --max: 1180px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--txt);
  background:
    radial-gradient(circle at 20% 10%, rgba(59,130,246,.14), transparent 55%),
    radial-gradient(circle at 70% 20%, rgba(16,185,129,.12), transparent 55%),
    radial-gradient(circle at 30% 90%, rgba(99,102,241,.10), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  overflow: hidden; /* no page scrolling */
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; }

.pdt-container{
  width:min(var(--max), calc(100% - 40px));
  margin:0 auto;
}

/* Top bar */
.pdt-top{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(246,248,255,.72);
  border-bottom: 1px solid rgba(15,23,42,.10);
}
.pdt-top__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}

.pdt-brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.pdt-brand__mark{
  width:14px; height:14px;
  border-radius:999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(16,185,129,.12), 0 0 20px rgba(16,185,129,.18);
}
.pdt-brand__text strong{ display:block; font-size:14px; letter-spacing:.2px; }
.pdt-brand__text span{ display:block; font-size:12px; color:var(--muted); margin-top:2px; }

.pdt-nav{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:14px;
}

.pdt-linkbtn{
  border:0;
  background: transparent;
  color: rgba(15,23,42,.72);
  padding:8px 10px;
  border-radius:12px;
  cursor:pointer;
  font-weight:650;
}
.pdt-linkbtn:hover{
  background: rgba(15,23,42,.06);
  color: rgba(15,23,42,.92);
}

.pdt-btn{
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.70);
  color: var(--txt);
  padding:10px 14px;
  border-radius:14px;
  cursor:pointer;
  font-weight:700;
  letter-spacing:.2px;
  box-shadow: 0 10px 26px rgba(2,6,23,.06);
}
.pdt-btn:hover{ background: rgba(255,255,255,.92); }
.pdt-btn--primary{
  border-color: rgba(16,185,129,.35);
  background: rgba(16,185,129,.14);
}
.pdt-btn--primary:hover{ background: rgba(16,185,129,.18); }
.pdt-btn--secondary{
  border-color: rgba(59,130,246,.35);
  background: rgba(59,130,246,.14);
}
.pdt-btn--secondary:hover{ background: rgba(59,130,246,.18); }
.pdt-btn--ghost{ background: transparent; box-shadow:none; }
.pdt-btn--small{ padding:7px 10px; border-radius:12px; font-size:13px; }

.pdt-main{
  height: calc(100vh - 60px - 92px); /* header + footer approx; keeps it within screen */
  display:flex;
  flex-direction:column;
}

.pdt-hero{
  padding:34px 0 14px;
  flex: 1 1 auto;
}
.pdt-hero__grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:18px;
  align-items:start;
}

.pdt-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.60);
  color: var(--muted);
  font-size:13px;
}

.pdt-h1{
  margin:14px 0 10px;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.8px;
}
.pdt-rotate{
  display:inline-block;
  padding:0 8px;
  border-radius:12px;
  border:1px solid rgba(59,130,246,.22);
  background: rgba(59,130,246,.10);
}
.pdt-lead{
  margin:0 0 16px;
  font-size:16px;
  color: var(--muted);
  max-width: 62ch;
}
.pdt-cta{ display:flex; gap:10px; flex-wrap:wrap; }

.pdt-mini{
  margin-top:16px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px;
}
.pdt-mini__item{
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.70);
  border-radius: var(--radius);
  padding:12px 14px;
  box-shadow: var(--shadow);
}
.pdt-mini__label{ font-size:12px; color: var(--muted); }
.pdt-mini__value{ margin-top:6px; font-weight:800; }

.pdt-card{
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.78);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:16px;
}
.pdt-card h3{ margin:0 0 8px; }
.pdt-card p{ margin:0 0 10px; color: var(--muted); }

.pdt-hero__viz{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.pdt-viz__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.pdt-viz__title{ font-weight:900; letter-spacing:.2px; }

.pdt-pill{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.70);
  color: rgba(15,23,42,.70);
}
.pdt-pill--soft{
  border-color: rgba(16,185,129,.25);
  background: rgba(16,185,129,.10);
  color: rgba(15,23,42,.80);
}

.pdt-scan{
  margin-top:12px;
  display:grid;
  grid-template-columns: 240px 1fr;
  gap:14px;
  align-items:center;
}
.pdt-scan__svg{
  width:240px;
  height:240px;
  color: var(--accent2);
  filter: drop-shadow(0 10px 18px rgba(59,130,246,.12));
}
.pdt-scan__ring{
  fill:none;
  stroke: rgba(15,23,42,.12);
  stroke-width: 2;
}
.pdt-scan__ring--thin{
  stroke: rgba(15,23,42,.10);
  stroke-width: 1.5;
  stroke-dasharray: 6 6;
}
.pdt-scan__arc{
  fill:none;
  stroke: url(#pdtGrad);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 16 10;
  animation: pdtArc 2.6s linear infinite;
}
.pdt-scan__core{
  fill: rgba(15,23,42,.92);
  opacity:.55;
}
@keyframes pdtArc{
  from{ stroke-dashoffset: 0; transform-origin: 120px 120px; transform: rotate(0deg); }
  to{ stroke-dashoffset: 100; transform-origin: 120px 120px; transform: rotate(360deg); }
}

.pdt-scan__readout{
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.75);
  border-radius: var(--radius);
  padding:12px 14px;
}
.pdt-readout__row{
  display:flex;
  justify-content:space-between;
  gap:10px;
  padding:8px 0;
  border-bottom:1px solid rgba(15,23,42,.08);
}
.pdt-readout__row:last-child{ border-bottom:none; }
.pdt-readout__row span{ color: var(--muted); font-size:13px; }
.pdt-readout__row strong{ font-weight:900; }

.pdt-dash__head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px;
}
.pdt-dash__title{ font-weight:900; }
.pdt-dash__category{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin:12px 0 10px;
}
.pdt-dash__list{
  margin:0;
  padding:0;
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.pdt-dash__list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.78);
}
.pdt-dot{
  width:9px;height:9px;border-radius:999px;
  background: var(--accent2);
  margin-top:6px;
  box-shadow: 0 0 0 4px rgba(59,130,246,.12);
}

.pdt-strip{
  padding:12px 0 10px;
  border-top: 1px solid rgba(15,23,42,.10);
  border-bottom: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
  flex: 0 0 auto;
}
.pdt-strip__label{
  color: var(--muted);
  font-size:13px;
  margin-bottom:8px;
}
.pdt-marquee{
  overflow:hidden;
  border-radius: 999px;
  border: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.80);
}
.pdt-marquee__track{
  display:flex;
  gap:10px;
  padding:10px;
  width:max-content;
  animation: pdtMarquee 22s linear infinite;
}
@keyframes pdtMarquee{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}
.pdt-tag{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.92);
  color: rgba(15,23,42,.78);
  font-size:13px;
  white-space:nowrap;
}

/* Footer */
.pdt-footer{
  flex: 0 0 auto;
  padding:18px 0 14px;
  border-top: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.70);
}
.pdt-footer__grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:16px;
  align-items:start;
}
.pdt-footer__brand{ font-weight:900; }
.pdt-footer__meta{
  font-size:13px;
  color: rgba(15,23,42,.78);
  line-height:1.6;
}
.pdt-footer__bottom{
  margin-top:10px;
  padding-top:10px;
  border-top: 1px solid rgba(15,23,42,.08);
  display:flex;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
}

/* Modals */
.pdt-modal{
  position:fixed;
  inset:0;
  display:none;
  z-index:200;
}
.pdt-modal[aria-hidden="false"]{ display:block; }
.pdt-modal__backdrop{
  position:absolute;
  inset:0;
  background: rgba(2,6,23,.45);
}
.pdt-modal__panel{
  position:relative;
  width:min(980px, calc(100% - 28px));
  margin: 54px auto;
  border-radius: 20px;
  border:1px solid rgba(15,23,42,.12);
  background: rgba(255,255,255,.92);
  box-shadow: 0 24px 70px rgba(2,6,23,.20);
  padding:16px;
  max-height: calc(100vh - 120px);
  overflow:auto;
}
.pdt-modal__head{
  display:flex;
  justify-content:space-between;
  gap:14px;
  align-items:flex-start;
  padding-bottom:12px;
  border-bottom: 1px solid rgba(15,23,42,.10);
}
.pdt-modal__title{
  font-size:18px;
  font-weight:900;
  letter-spacing:.2px;
}
.pdt-modal__body{ padding-top:14px; }

/* Modal layouts */
.pdt-grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:12px;
}
.pdt-steps{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:12px;
}
.pdt-step{
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.80);
  border-radius: var(--radius);
  padding:14px;
  display:flex;
  gap:12px;
}
.pdt-step__n{
  width:44px; height:44px;
  border-radius:14px;
  border:1px solid rgba(59,130,246,.22);
  background: rgba(59,130,246,.10);
  display:grid;
  place-items:center;
  font-weight:950;
}
.pdt-step__b h3{ margin:0 0 6px; }
.pdt-step__b p{ margin:0; color: var(--muted); }

.pdt-bullets{
  margin:10px 0 0;
  padding-left:18px;
  color: rgba(15,23,42,.78);
}
.pdt-bullets li{ margin:6px 0; }

/* About */
.pdt-about{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:12px;
}
.pdt-about__top{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:10px;
}
.pdt-avatar{
  width:44px;height:44px;
  border-radius:14px;
  display:grid;
  place-items:center;
  font-weight:950;
  color: rgba(15,23,42,.88);
  background: linear-gradient(135deg, rgba(16,185,129,.22), rgba(59,130,246,.18));
  border: 1px solid rgba(15,23,42,.10);
}
.pdt-about__name{ font-weight:950; font-size:16px; }
.pdt-about__meta{ margin-top:10px; color: rgba(15,23,42,.78); font-size:13px; line-height:1.6; }
.pdt-about__cta{ margin-top:12px; display:flex; gap:10px; flex-wrap:wrap; }

/* Form */
.pdt-form{
  padding-top:12px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.pdt-form label{
  display:flex;
  flex-direction:column;
  gap:6px;
  color: rgba(15,23,42,.82);
  font-size:13px;
}
.pdt-form input,
.pdt-form select,
.pdt-form textarea{
  border-radius: 14px;
  border:1px solid rgba(15,23,42,.14);
  background: rgba(255,255,255,.92);
  color: var(--txt);
  padding:10px 12px;
  outline:none;
}
.pdt-form input:focus,
.pdt-form select:focus,
.pdt-form textarea:focus{
  border-color: rgba(59,130,246,.45);
}
.pdt-form__row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px;
}
.pdt-form__row--end{
  grid-template-columns: 1fr auto;
  align-items:center;
}
.pdt-check{
  flex-direction:row !important;
  align-items:flex-start;
  gap:10px !important;
}
.pdt-check input{ margin-top:2px; }
.pdt-form__status{
  min-height: 20px;
  font-size: 13px;
  color: var(--muted);
}
.pdt-form__status.is-ok{ color: rgba(16,185,129,.95); }
.pdt-form__status.is-bad{ color: var(--danger); }

/* Responsive */
@media (max-width: 980px){
  body{ overflow:auto; } /* on small screens, allow scroll rather than breaking layout */
  .pdt-main{ height:auto; }
  .pdt-hero__grid{ grid-template-columns: 1fr; }
  .pdt-scan{ grid-template-columns: 1fr; }
  .pdt-scan__svg{ margin: 0 auto; }
  .pdt-footer__grid{ grid-template-columns: 1fr; }
  .pdt-grid3{ grid-template-columns: 1fr; }
  .pdt-steps{ grid-template-columns: 1fr; }
  .pdt-about{ grid-template-columns: 1fr; }
}