:root{
  --radius: 22px;
  --shadow: 0 18px 55px rgba(0,0,0,.45);
  --shadow-soft: 0 10px 30px rgba(0,0,0,.25);

  /* Dark */
  --bg0: #050814;
  --bg1: #070b1b;
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.74);
  --line: rgba(255,255,255,.12);

  --panel: rgba(255,255,255,.07);
  --panel2: rgba(255,255,255,.10);

  --accent: #7c5cff;
  --accent2:#20d3ff;
  --accent3:#41f3b4;
}

/* Light */
:root[data-theme="light"]{
  --bg0: #f6f8ff;
  --bg1: #eef2ff;
  --text: rgba(14,18,32,.92);
  --muted: rgba(14,18,32,.70);
  --line: rgba(14,18,32,.12);

  --panel: rgba(255,255,255,.70);
  --panel2: rgba(255,255,255,.85);

  --shadow: 0 18px 55px rgba(12,20,40,.18);
  --shadow-soft: 0 10px 30px rgba(12,20,40,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: "Hind Siliguri", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background: linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
.container{max-width:1120px; margin:0 auto; padding:0 18px}

/* Background blobs */
.bg{position:fixed; inset:0; pointer-events:none; z-index:-1}
.blob{
  position:absolute;
  filter: blur(40px);
  opacity:.55;
  border-radius:999px;
  animation: floaty 10s ease-in-out infinite;
}
.blob--1{
  width:520px; height:520px;
  left:-160px; top:-160px;
  background: radial-gradient(circle at 30% 30%, rgba(124,92,255,.85), rgba(124,92,255,0) 60%);
}
.blob--2{
  width:480px; height:480px;
  right:-160px; top:-120px;
  background: radial-gradient(circle at 40% 30%, rgba(32,211,255,.75), rgba(32,211,255,0) 60%);
  animation-delay:-2s;
}
.blob--3{
  width:520px; height:520px;
  left:20%; bottom:-220px;
  background: radial-gradient(circle at 30% 30%, rgba(65,243,180,.55), rgba(65,243,180,0) 60%);
  animation-delay:-4s;
}
@keyframes floaty{
  0%,100%{transform: translateY(0) translateX(0) scale(1)}
  50%{transform: translateY(18px) translateX(10px) scale(1.03)}
}

/* Header */
.header{
  position:sticky; top:0; z-index:50;
  background: color-mix(in srgb, var(--panel) 75%, transparent);
  backdrop-filter: blur(14px);
  border-bottom:1px solid var(--line);
}
.header__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px; padding:14px 0;
}
.header__actions{display:flex; gap:10px; align-items:center}

.brand{display:flex; align-items:center; gap:10px; font-weight:800}
.brand__dot{
  width:10px; height:10px; border-radius:999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 18%, transparent);
}
.brand__text{letter-spacing:.2px}

.nav{display:flex; align-items:center; gap:18px}
.nav a{
  color:var(--muted);
  padding:8px 10px;
  border-radius:12px;
}
.nav a:hover{
  color:var(--text);
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
}

.nav__toggle,
.theme-btn{
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel2) 60%, transparent);
  color:var(--text);
  border-radius:14px;
  padding:9px 12px;
  box-shadow: var(--shadow-soft);
  cursor:pointer;
}
.theme-btn:hover{transform: translateY(-1px)}
.theme-btn:active{transform: translateY(0)}
.nav__toggle{display:none}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:13px 18px;
  border-radius:16px;
  font-weight:700;
  letter-spacing:.2px;
  border:0;
  cursor:pointer;
  color:#08101a;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: var(--shadow);
  transition: transform .22s ease, filter .22s ease;
}
.btn:hover{transform: translateY(-2px); filter: brightness(1.02)}
.btn:active{transform: translateY(0)}
.btn--ghost{background:transparent; color:var(--text); border:1px solid var(--line); box-shadow:none}
.btn--sm{padding:10px 12px; border-radius:14px}
.btn--block{width:100%}

/* Typography */
h1, h2, h3{letter-spacing:.2px}
h1{font-weight:700}
h2, h3{font-weight:600}
p, li{line-height:1.95; font-size:16px}
.small{font-size:13px}

.muted{color:var(--muted)}
.link{color: color-mix(in srgb, var(--accent2) 85%, white)}
.link:hover{color: var(--text)}

.accent{
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

/* Hero */
.hero{padding:46px 0 16px}
.hero__grid{
  display:grid;
  grid-template-columns: 1.35fr .95fr;
  gap:16px;
  align-items:stretch;
}
.kicker{margin:0 0 10px; color:var(--muted)}
h1{
  margin:0 0 12px;
  font-size: clamp(30px, 4.2vw, 48px);
  line-height:1.12;
}
.hero__title2{
  display:inline-block;
  margin-top:6px;
  font-size: clamp(18px, 2.4vw, 24px);
  color: color-mix(in srgb, var(--text) 86%, transparent);
}
.lead{
  color:var(--muted);
  font-size:16.5px;
  line-height:1.95;
  max-width:62ch;
}
.hero__cta{display:flex; gap:12px; flex-wrap:wrap; margin:18px 0 14px}

.hero__meta{display:flex; gap:12px; flex-wrap:wrap; margin-bottom:10px}
.meta__item{
  background: color-mix(in srgb, var(--panel) 75%, transparent);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:12px 14px;
  min-width:150px;
  box-shadow: var(--shadow-soft);
}
.meta__num{font-weight:900; font-size:18px}
.meta__label{color:var(--muted); font-size:13px; margin-top:2px}

.badge-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:10px}
.badge{
  padding:8px 12px;
  border-radius:999px;
  border:1px solid color-mix(in srgb, var(--accent2) 22%, var(--line));
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
  color: color-mix(in srgb, var(--text) 88%, transparent);
  font-size:13px;
}

/* Cards */
.hero__card{
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--panel2) 85%, transparent),
    color-mix(in srgb, var(--panel) 55%, transparent)
  );
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: var(--shadow);
}
.avatar{
  height:165px;
  border-radius:18px;
  border:1px dashed color-mix(in srgb, var(--text) 18%, transparent);
  background: color-mix(in srgb, var(--panel) 45%, transparent);
  margin-bottom:12px;
  overflow:hidden;
}
.avatar img{width:100%; height:100%; object-fit:cover; display:block}
.avatar__placeholder{height:100%; display:grid; place-items:center; color:var(--muted)}

.card__title{margin:8px 0 10px; font-size:18px}
.card__list{margin:0; padding-left:18px; color:var(--muted); line-height:1.9}
.card__links{display:flex; gap:12px; flex-wrap:wrap; margin:10px 0 12px}
.card__links a{
  color:var(--muted);
  border-bottom:1px dashed color-mix(in srgb, var(--text) 25%, transparent);
}
.card__links a:hover{color:var(--text)}

/* Mini promise band */
.mini{display:grid; grid-template-columns:repeat(3, 1fr); gap:10px; margin:12px 0 12px}
.mini__item{
  padding:10px;
  border-radius:16px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
}
.mini__top{font-weight:700; font-size:13px}
.mini__bot{font-size:12.5px}
.mini--light .mini__item{background: color-mix(in srgb, var(--panel) 55%, transparent)}

/* Sections */
.section{padding:52px 0}
.section--alt{
  background: color-mix(in srgb, var(--panel) 35%, transparent);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section__head{margin-bottom:18px}
.section__head h2{margin:0 0 8px; font-size:26px}
.section__head p{margin:0; color:var(--muted); max-width:75ch}

.grid{display:grid; gap:14px}
.grid--2{grid-template-columns:1fr 1fr}
.grid--3{grid-template-columns:repeat(3, 1fr)}

.panel, .card, .work, .post, .quote{
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--panel2) 70%, transparent),
    color-mix(in srgb, var(--panel) 45%, transparent)
  );
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow-soft);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.panel:hover, .card:hover, .work:hover, .post:hover{
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: color-mix(in srgb, var(--accent2) 35%, var(--line));
}

.divider{height:1px; background: var(--line); margin:14px 0}

/* Chips */
.chips{display:flex; flex-wrap:wrap; gap:10px}
.chip{
  padding:8px 11px;
  border-radius:999px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border:1px solid color-mix(in srgb, var(--accent) 20%, transparent);
  color: color-mix(in srgb, var(--text) 92%, transparent);
  font-size:13px;
}
.chip--soft{background: color-mix(in srgb, var(--panel2) 55%, transparent); border:1px solid var(--line)}

/* Lists */
.bullet{margin:10px 0 0; padding-left:18px; color:var(--muted); line-height:1.9}

/* Pills */
.card__top{display:flex; gap:8px; flex-wrap:wrap; margin-bottom:10px}
.pill{
  font-size:12.5px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid color-mix(in srgb, var(--accent2) 20%, var(--line));
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
}
.pill--soft{
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 55%, transparent);
}

/* Steps */
.steps{display:grid; grid-template-columns:repeat(4, 1fr); gap:14px}
.step{
  padding:18px;
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
  box-shadow: var(--shadow-soft);
}
.step__num{
  width:34px; height:34px;
  border-radius:999px;
  display:grid; place-items:center;
  font-weight:900;
  color:#08101a;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  margin-bottom:10px;
}

/* Work thumb */
.work__thumb{
  height:125px;
  border-radius:18px;
  border:1px dashed color-mix(in srgb, var(--text) 18%, transparent);
  background: color-mix(in srgb, var(--panel) 42%, transparent);
  display:grid; place-items:center;
  color:var(--muted);
  margin-bottom:10px;
  font-weight:700;
}

/* CTA band */
.cta-band{
  margin-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:18px;
  border-radius: var(--radius);
  border:1px solid color-mix(in srgb, var(--accent2) 18%, var(--line));
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--accent) 18%, transparent),
    color-mix(in srgb, var(--accent2) 14%, transparent)
  );
  box-shadow: var(--shadow-soft);
}

/* Test band */
.test-band{
  margin-top:16px;
  padding:18px;
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
  box-shadow: var(--shadow-soft);
  display:grid;
  grid-template-columns: 1.3fr .9fr;
  gap:16px;
}
.test-band__right{display:grid; grid-template-columns:repeat(3, 1fr); gap:10px}
.stat{
  padding:12px;
  border-radius:16px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 55%, transparent);
}
.stat__num{font-weight:900}
.stat__label{font-size:12.5px; color:var(--muted); margin-top:4px}

/* Contact rows */
.contact__rows{display:grid; gap:12px; margin-top:12px}
.contact__row{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:12px;
  border-radius:18px;
  background: color-mix(in srgb, var(--panel) 45%, transparent);
  border:1px solid var(--line);
}
.label{color:var(--muted)}
.social{display:flex; gap:10px; flex-wrap:wrap}
.social a{
  color:var(--muted);
  border-bottom:1px dashed color-mix(in srgb, var(--text) 25%, transparent);
}
.social a:hover{color:var(--text)}

/* Note */
.note{
  margin-top:14px;
  display:flex;
  gap:10px;
  padding:12px;
  border-radius:18px;
  border:1px solid color-mix(in srgb, var(--accent2) 18%, var(--line));
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--accent) 14%, transparent),
    color-mix(in srgb, var(--accent2) 10%, transparent)
  );
}
.note__icon{width:32px; height:32px; border-radius:12px; display:grid; place-items:center; background: color-mix(in srgb, var(--panel2) 55%, transparent); border:1px solid var(--line)}
.note__text{line-height:1.8}

/* Form */
.form label{display:block; font-size:14px; color:var(--muted); margin:10px 0}
input, textarea{
  width:100%;
  margin-top:8px;
  padding:12px 12px;
  border-radius:16px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 40%, transparent);
  color: var(--text);
  outline:none;
  transition: border-color .2s ease, transform .2s ease;
}
input:focus, textarea:focus{
  border-color: color-mix(in srgb, var(--accent2) 40%, var(--line));
  transform: translateY(-1px);
}
.form__hint{margin:10px 0 0; font-size:13px}

/* Footer */
.footer{padding:18px 0 28px}
.footer__inner{
  display:flex; justify-content:space-between; align-items:center; gap:12px;
  color:var(--muted)
}

/* Mobile */
@media (max-width: 980px){
  .steps{grid-template-columns:1fr 1fr}
  .test-band{grid-template-columns:1fr}
}
@media (max-width: 920px){
  .hero__grid{grid-template-columns:1fr}
  .grid--3{grid-template-columns:1fr}
  .grid--2{grid-template-columns:1fr}
  .cta-band{flex-direction:column; align-items:flex-start}
  .test-band__right{grid-template-columns:1fr}

  .nav__toggle{display:inline-flex}

  .nav{
    position:absolute;
    right:18px;
    top:62px;
    display:none;
    flex-direction:column;
    background: color-mix(in srgb, var(--panel2) 85%, transparent);
    border:1px solid var(--line);
    border-radius:18px;
    padding:12px;
    width:min(270px, calc(100vw - 36px));
    box-shadow: var(--shadow);
  }
  .nav.nav--open{display:flex}
}
@media (max-width: 520px){
  .mini{grid-template-columns:1fr}
  .meta__item{min-width:unset}
}