:root {
  --bg: #0a0f1c;
  --bg2: #121a2e;
  --ink: #eef2ff;
  --muted: #9aa6c1;
  --line: rgba(255, 255, 255, 0.1);
  --accent: #4c6fff;
  --accent2: #6d8cff;
  --accent-deep: #2f4de0;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.07);
  --ok: #34d399;
  --radius: 18px;
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --display: Manrope, "Plus Jakarta Sans", system-ui, sans-serif;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1000px 520px at 8% -10%, rgba(76, 111, 255, 0.28), transparent 55%),
    radial-gradient(800px 480px at 92% 8%, rgba(56, 189, 248, 0.12), transparent 50%),
    linear-gradient(165deg, var(--bg), var(--bg2) 50%, #080c16);
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.top {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 1rem;
  padding: .85rem clamp(1rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background: rgba(8, 12, 22, 0.78);
  backdrop-filter: blur(14px);
}
.brand {
  display: flex; align-items: center; gap: .75rem;
  color: inherit; text-decoration: none; min-width: 0;
}
.brand:hover { text-decoration: none; }
.brand img { height: 34px; width: auto; }
.brand-name {
  font-family: var(--display); font-weight: 800; font-size: .95rem;
  letter-spacing: -.02em; padding-left: .7rem;
  border-left: 1px solid var(--line); white-space: nowrap;
}
.nav { display: flex; gap: .25rem; flex: 1; justify-content: center; }
.nav a {
  color: var(--muted); font-weight: 600; font-size: .9rem;
  padding: .45rem .75rem; border-radius: 999px; text-decoration: none;
}
.nav a:hover { color: var(--ink); background: rgba(255,255,255,.05); }
.top-cta { display: flex; gap: .5rem; }
.nav-toggle {
  display: none; width: 42px; height: 42px; border-radius: 12px;
  border: 1px solid var(--line); background: transparent; cursor: pointer;
  place-items: center; gap: 5px; flex-direction: column;
}
.nav-toggle span {
  display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .4rem; border-radius: 12px; border: 1px solid var(--line);
  padding: .65rem 1.05rem; font: inherit; font-weight: 700; font-size: .92rem;
  cursor: pointer; text-decoration: none; color: var(--ink);
  background: rgba(255,255,255,.05); transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { text-decoration: none; background: rgba(255,255,255,.09); transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  border-color: transparent; box-shadow: 0 10px 28px rgba(76, 111, 255, .28);
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; }
.btn-light { background: #fff; color: #0c1220; border-color: transparent; }
.btn-lg { padding: .85rem 1.25rem; font-size: 1rem; }

/* HERO */
.hero {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(2.5rem, 6vw, 4rem);
}
.hero-brand {
  margin: 0 0 .85rem;
  font-family: var(--display);
  font-size: .78rem; font-weight: 800;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent2);
  opacity: 0; animation: rise .7s ease .05s forwards;
}
.hero h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 3.55rem);
  line-height: 1.05; letter-spacing: -.04em; font-weight: 800;
  opacity: 0; animation: rise .7s ease .12s forwards;
}
.hero-lead {
  margin: 1rem 0 0;
  max-width: 34ch;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.55;
  opacity: 0; animation: rise .7s ease .2s forwards;
}
.hero-actions {
  display: flex; flex-wrap: wrap; gap: .65rem;
  margin-top: 1.6rem;
  opacity: 0; animation: rise .7s ease .28s forwards;
}

.hero-visual {
  position: relative;
  opacity: 0; animation: rise .9s ease .2s forwards;
}
.hero-visual::before {
  content: "";
  position: absolute; inset: -8% -6% auto auto;
  width: 70%; height: 70%;
  background: radial-gradient(circle, rgba(76,111,255,.35), transparent 70%);
  filter: blur(8px); z-index: 0;
  animation: pulse 5s ease-in-out infinite;
}
.mock {
  position: relative; z-index: 1;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    linear-gradient(160deg, rgba(255,255,255,.08), rgba(255,255,255,.02)),
    rgba(10, 14, 26, .85);
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: perspective(900px) rotateY(-6deg) rotateX(4deg);
  animation: float 7s ease-in-out infinite;
}
.mock-bar {
  display: flex; align-items: center; gap: .4rem;
  padding: .85rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(0,0,0,.25);
}
.mock-bar span {
  width: 9px; height: 9px; border-radius: 50%;
  background: #f87171;
}
.mock-bar span:nth-child(2) { background: #fbbf24; }
.mock-bar span:nth-child(3) { background: #34d399; }
.mock-bar em {
  margin-left: auto; font-style: normal; font-size: .72rem;
  color: var(--muted); letter-spacing: .04em; text-transform: uppercase;
}
.mock-grid { padding: 1.2rem 1.15rem 1.35rem; }
.mock-line {
  height: 10px; border-radius: 999px;
  background: rgba(255,255,255,.12); margin-bottom: .55rem;
}
.mock-line.w60 { width: 62%; }
.mock-line.w40 { width: 38%; margin-bottom: 1.1rem; }
.mock-table {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: .45rem;
  margin-bottom: 1.1rem;
}
.mock-table div {
  height: 28px; border-radius: 8px;
  background: rgba(255,255,255,.06); border: 1px solid var(--line);
}
.mock-total {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: .85rem; border-top: 1px solid var(--line);
}
.mock-total span { color: var(--muted); font-size: .85rem; }
.mock-total strong {
  font-family: var(--display); font-size: 1.25rem; letter-spacing: -.02em;
}

.section {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 5rem) 0;
}
.section-alt {
  width: 100%;
  padding-left: max(1rem, calc((100% - var(--max)) / 2));
  padding-right: max(1rem, calc((100% - var(--max)) / 2));
  background: rgba(255,255,255,.02);
  border-block: 1px solid var(--line);
}
.section-head { max-width: 40rem; margin-bottom: 2rem; }
.section-head.left { margin-bottom: 1.4rem; }
.section-head h2,
.band h2,
.plan h3,
.features h3 {
  font-family: var(--display); letter-spacing: -.03em; margin: 0;
}
.section-head h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.35rem); font-weight: 800;
}
.section-head p {
  margin: .7rem 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.55;
}
.prose {
  max-width: 48rem;
  color: var(--muted); line-height: 1.7; font-size: 1.02rem;
}
.prose p { margin: 0 0 1rem; }
.price-line {
  color: var(--ink) !important;
  padding: 1rem 1.1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.plans {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
.plan {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 1.4rem 1.35rem 1.5rem;
}
.plan-featured {
  background:
    linear-gradient(160deg, rgba(76,111,255,.18), transparent 55%),
    var(--panel-strong);
  border-color: rgba(76,111,255,.35);
}
.plan-tag {
  display: inline-block; margin: 0 0 .65rem;
  font-size: .72rem; font-weight: 800; letter-spacing: .06em;
  text-transform: uppercase; color: var(--accent2);
}
.plan h3 { font-size: 1.35rem; margin-bottom: .35rem; }
.plan-desc { margin: 0; color: var(--muted); min-height: 2.8em; }
.plan-price {
  margin: 1.1rem 0 1rem;
  display: flex; align-items: baseline; gap: .45rem;
}
.plan-price strong {
  font-family: var(--display); font-size: 2.2rem; letter-spacing: -.03em;
}
.plan-price span { color: var(--muted); font-size: .9rem; }
.plan ul {
  margin: 0 0 1.25rem; padding: 0; list-style: none;
  display: grid; gap: .45rem;
}
.plan li {
  position: relative; padding-left: 1.15rem;
  color: var(--muted); font-size: .95rem;
}
.plan li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: .45rem; height: .45rem; border-radius: 50%;
  background: var(--ok);
}

.band {
  margin: 0;
  padding: clamp(2.5rem, 6vw, 4rem) 1rem;
  background:
    linear-gradient(120deg, rgba(76,111,255,.22), rgba(15,23,42,.2)),
    #0b1224;
  border-block: 1px solid var(--line);
  text-align: center;
}
.band-inner { width: min(720px, 100%); margin: 0 auto; }
.band h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: .65rem;
}
.band p { margin: 0 0 1.25rem; color: var(--muted); font-size: 1.05rem; }

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.features article {
  padding: 1.2rem 1.15rem 1.3rem;
  border-top: 1px solid var(--line);
}
.features h3 { font-size: 1.1rem; margin-bottom: .45rem; }
.features p { margin: 0; color: var(--muted); line-height: 1.55; font-size: .95rem; }

.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}
.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .85rem; }
.contact-list li { display: grid; gap: .15rem; }
.contact-list span {
  font-size: .75rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted); font-weight: 700;
}
.contact-form {
  display: grid; gap: .75rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.contact-form label {
  display: grid; gap: .35rem;
  font-size: .85rem; color: var(--muted); font-weight: 600;
}
.contact-form input,
.contact-form textarea {
  width: 100%; padding: .7rem .8rem; border-radius: 10px;
  border: 1px solid var(--line); background: rgba(8,12,22,.65);
  color: var(--ink); font: inherit;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(76,111,255,.45); border-color: transparent;
}
.form-hint { margin: 0; color: var(--muted); font-size: .82rem; }

.foot {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  align-items: center;
}
.foot-brand { display: flex; align-items: center; gap: .85rem; }
.foot-brand img { height: 32px; width: auto; }
.foot-brand strong {
  display: block; font-family: var(--display); font-size: .95rem;
}
.foot-brand span { color: var(--muted); font-size: .8rem; }
.foot p { margin: 0; color: var(--muted); font-size: .85rem; }

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: perspective(900px) rotateY(-6deg) rotateX(4deg) translateY(0); }
  50% { transform: perspective(900px) rotateY(-4deg) rotateX(2deg) translateY(-10px); }
}
@keyframes pulse {
  0%, 100% { opacity: .7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 2rem; }
  .hero-visual { order: -1; max-width: 420px; }
  .mock { transform: none; animation: float 7s ease-in-out infinite; }
  .plans, .features, .contact-grid { grid-template-columns: 1fr; }
  .features { gap: 0; }
  .nav { display: none; }
  .top.open .nav {
    display: flex; flex-direction: column; position: absolute;
    left: 1rem; right: 1rem; top: 68px;
    background: rgba(10,14,24,.96); border: 1px solid var(--line);
    border-radius: 14px; padding: .5rem; gap: 0;
  }
  .nav-toggle { display: grid; margin-left: auto; }
  .top-cta .btn-ghost { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important; transition: none !important;
  }
  .hero-brand, .hero h1, .hero-lead, .hero-actions, .hero-visual { opacity: 1; }
  .mock { transform: none; }
}