:root {
  --navy: #0D1028;
  --navy-2: #1E2761;
  --purple: #7C3AED;
  --purple-light: #A78BFA;
  --ice: #E9E3FF;
  --white: #ffffff;
  --gray-50: #F8F9FB;
  --gray-100: #F1F2F7;
  --gray-300: #C7C9D9;
  --gray-600: #4C5175;
  --gray-900: #1A1D3D;
  --success: #10B981;
  --radius: 12px;
  --maxw: 1180px;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--gray-900); line-height: 1.55; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { padding: 88px 0; }
@media (max-width: 720px) { section { padding: 56px 0; } }

.nav { position: sticky; top: 0; background: rgba(255,255,255,0.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--gray-100); z-index: 50; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav a.link { padding: 8px 14px; font-size: 14px; font-weight: 500; color: var(--gray-600); }
.nav a.link:hover { color: var(--navy); }
.nav-links { display: flex; align-items: center; gap: 4px; }
@media (max-width: 720px) { .nav-links .link { display: none; } }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; border-radius: var(--radius); font-size: 15px; font-weight: 600; cursor: pointer; border: none; transition: transform 0.05s, background 0.15s; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--purple); color: #fff; }
.btn-primary:hover { background: #6929D0; }
.btn-ghost { background: transparent; color: var(--ice); border: 1px solid rgba(255,255,255,0.3); }
.btn-ghost:hover { border-color: var(--ice); }
.btn-dark { background: var(--navy); color: #fff; }

.hero { background: linear-gradient(180deg, var(--navy) 0%, #121535 100%); color: #fff; position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items: center; }
@media (max-width: 960px) { .hero .wrap { grid-template-columns: 1fr; gap: 40px; } }
.hero h1 { font-size: clamp(32px, 5.5vw, 56px); font-weight: 800; letter-spacing: -1px; line-height: 1.05; margin-bottom: 20px; }
.hero h1 .accent { color: var(--purple-light); }
.hero p.sub { font-size: 18px; color: var(--gray-300); margin-bottom: 32px; max-width: 560px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 36px; margin-top: 40px; flex-wrap: wrap; }
.hero-stats .stat { font-size: 14px; color: var(--gray-300); }
.hero-stats .stat b { display: block; color: #fff; font-size: 24px; font-weight: 700; }

.logos { background: var(--gray-50); padding: 48px 0; }
.logos h4 { text-align: center; font-size: 12px; letter-spacing: 2px; font-weight: 600; color: var(--gray-600); text-transform: uppercase; margin-bottom: 28px; }
.logos-row { display: flex; justify-content: center; align-items: center; gap: 48px; flex-wrap: wrap; }
.logos-row img { height: 36px; opacity: 0.75; filter: grayscale(1); }
.logos-row img:hover { opacity: 1; filter: none; }
.logos-row img.invert-on-light { filter: invert(1) grayscale(1); }
.logos-row img.invert-on-light:hover { filter: invert(1); }

.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 800px) { .pair { grid-template-columns: 1fr; } }
.pair .card { padding: 28px; border-radius: var(--radius); }
.pair .card.problem { background: var(--gray-50); }
.pair .card.solution { background: var(--navy); color: #fff; }
.pair h3 { font-size: 14px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 18px; color: var(--gray-600); }
.pair .card.solution h3 { color: var(--purple-light); }
.pair ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.pair li { font-size: 16px; display: flex; gap: 10px; align-items: flex-start; }
.pair li::before { content: ""; display: block; width: 4px; height: 4px; background: var(--purple); border-radius: 50%; margin-top: 10px; flex-shrink: 0; }

.h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -0.5px; text-align: center; margin-bottom: 14px; }
.h2 + .sub { text-align: center; font-size: 18px; color: var(--gray-600); max-width: 620px; margin: 0 auto 48px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }
.step { text-align: center; padding: 24px; }
.step-n { width: 44px; height: 44px; border-radius: 50%; background: var(--purple); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; margin-bottom: 18px; }
.step h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.step p { color: var(--gray-600); font-size: 15px; }

.agency { background: linear-gradient(180deg, #F6F2FF 0%, #ECE4FF 100%); }
.agency .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
@media (max-width: 800px) { .agency .wrap { grid-template-columns: 1fr; } }
.agency h2 { font-size: clamp(26px, 3.5vw, 36px); font-weight: 800; margin-bottom: 16px; }
.agency p { font-size: 17px; color: var(--gray-600); margin-bottom: 24px; }
.agency ul { list-style: none; display: grid; gap: 12px; margin-bottom: 28px; }
.agency ul li { padding-left: 24px; position: relative; }
.agency ul li::before { content: "\2713"; color: var(--purple); position: absolute; left: 0; font-weight: 700; }

details { border-bottom: 1px solid var(--gray-100); padding: 20px 0; cursor: pointer; }
details summary { font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; font-size: 22px; color: var(--purple); transition: transform 0.15s; }
details[open] summary::after { content: "-"; }
details p { margin-top: 12px; color: var(--gray-600); font-size: 15px; }

.lead-section { background: var(--navy); color: #fff; }
.lead-section h2 { text-align: center; font-size: clamp(28px, 4vw, 42px); font-weight: 800; margin-bottom: 14px; }
.lead-section > .wrap > p { text-align: center; font-size: 18px; color: var(--gray-300); max-width: 580px; margin: 0 auto 40px; }
.lead-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 620px; margin: 0 auto; background: var(--navy-2); padding: 28px; border-radius: var(--radius); }
@media (max-width: 600px) { .lead-form { grid-template-columns: 1fr; padding: 20px; } }
.lead-form .full { grid-column: 1 / -1; }
.lead-form label { display: block; font-size: 13px; color: var(--gray-300); margin-bottom: 6px; font-weight: 500; }
.lead-form input, .lead-form textarea { width: 100%; padding: 12px 14px; background: #0F1330; border: 1px solid #3A4186; color: #fff; border-radius: 8px; font-size: 15px; font-family: inherit; }
.lead-form input:focus, .lead-form textarea:focus { outline: none; border-color: var(--purple); box-shadow: 0 0 0 3px rgba(124,58,237,0.25); }
.lead-form textarea { resize: vertical; min-height: 90px; }
.lead-form .agency-fields { display: none; grid-column: 1 / -1; grid-template-columns: 1fr 1fr; gap: 16px; }
.lead-form .agency-fields.show { display: grid; }
.lead-form .check { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--gray-300); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.lead-form button { padding: 14px; }
.lead-msg { text-align: center; font-size: 14px; color: var(--purple-light); min-height: 20px; }
.lead-msg.err { color: #FCA5A5; }

footer { background: #08091C; color: var(--gray-300); padding: 40px 0; font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
footer .links { display: flex; gap: 20px; }
footer a:hover { color: #fff; }