:root {
  --text-strong: #18202b;
  --text-muted: #4f5d70;
  --text-on-dark: #edf3ff;
  --text-muted-on-dark: #b5c1d5;
  --surface-0: #eef3fb;
  --surface-1: #f7f9fd;
  --surface-2: #172235;
  --surface-card: #ffffff;
  --border-subtle: #d6deea;
  --input-bg: #f9fbff;
  --input-border: #c8d3e5;
  --focus-ring: #8a2448;
  --shadow-soft: 0 18px 45px #0c15260f;
  --accent-a: linear-gradient(135deg, #8a2448, #b93a7a, #5e1630);
  --accent-a-hover: #741e3d;
  --accent-b: linear-gradient(135deg, #2f8198, #4fb4d0, #1e5d6e);;
  --radius: 16px;
  --btn-height: 52px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; }
body {
  font-family: Inter, "Segoe UI", sans-serif;
  background: var(--surface-0);
  color: var(--text-strong);
  font-size: 18px;
  line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: var(--accent-a); text-decoration: none; }
a:hover { text-decoration: underline; }

.page-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(42% 36% at 84% 8%, #8a244826, transparent 70%),
    radial-gradient(38% 32% at 10% 70%, #2f819820, transparent 75%),
    linear-gradient(140deg, #f1f5fc 0%, #ebf2ff 45%, #f5f8ff 100%);
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding-inline: 24px;
}

.section {
  padding: 76px 0;
  position: relative;
  overflow: hidden;
}
.section.light { background: var(--surface-1); color: var(--text-strong); }
.section.light p, .section.light li { color: var(--text-muted); }

.section.dark { background: var(--surface-2); color: var(--text-on-dark); }
.section.dark p, .section.dark li { color: var(--text-muted-on-dark); }

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 14px; }
h1 { font-size: clamp(2.2rem, 4vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 2.2vw, 2.2rem); }
h3 { font-size: 1.2rem; }
p, li, label, small { font-size: 18px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: #f4f7fded;
  border-bottom: 1px solid var(--border-subtle);
}
.nav-shell {
  min-height: 82px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}
.brand { font-weight: 700; letter-spacing: 0.01em; }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { color: var(--text-strong); font-weight: 500; }
.right-zone { display: flex; align-items: center; gap: 12px; }

.btn, .lang-btn {
  min-height: var(--btn-height);
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-size: 17px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}
.btn-primary {
  background: var(--accent-a);
  color: #fff;
  box-shadow: 0 10px 22px #8a244833;
}
.btn-primary:hover { background: var(--accent-a-hover); text-decoration: none; }
.btn:focus-visible, .lang-btn:focus-visible, input:focus-visible, .faq-q:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.lang { position: relative; }
.lang-btn {
  background: var(--surface-card);
  color: var(--text-strong);
  border-color: var(--border-subtle);
}
.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 10px;
  min-width: 230px;
  box-shadow: var(--shadow-soft);
  display: none;
}
.lang.open .lang-menu { display: grid; gap: 6px; }
.lang-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-strong);
  padding: 8px 10px;
  border-radius: 10px;
}
.lang-link:hover { background: #edf2fb; text-decoration: none; }
.flag { width: 18px; height: 12px; border-radius: 2px; border: 1px solid var(--border-subtle); }

.hero-grid, .split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 28px;
  align-items: center;
}
.hero-note { margin-top: 14px; font-weight: 500; color: var(--text-on-dark); }

.performance-panel {
  background: linear-gradient(135deg, #ffffff, #f4f8ff);
  color: var(--text-strong);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow-soft);
  margin-top: 20px;
}
.performance-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.performance-card { background: #f8fbff; border: 1px solid var(--border-subtle); border-radius: 14px; padding: 14px; }
.metric-big { font-size: 2rem; font-weight: 800; color: var(--accent-a); margin-bottom: 4px; }
.metric-label { color: var(--text-muted); }
.micro-disclaimer { color: var(--text-muted); margin-top: 12px; }

.form-card {
  background: var(--surface-card);
  color: var(--text-strong);
  border: 1px solid var(--border-subtle);
}

.form-card h3, .form-card .form-title { color: var(--text-strong); }
.form-card p, .form-card .form-sub { color: var(--text-muted); }

.form-card label { color: var(--text-muted); }
.form-card input {
  background: var(--input-bg);
  color: var(--text-strong);
  border: 1px solid var(--input-border);
}
.form-card input::placeholder { color: var(--text-muted); }

.form-card input:focus {
  outline: none;
  box-shadow: 0 0 0 4px var(--focus-ring);
  border-color: transparent;
}

.form-card { border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-soft); }
label { display: block; margin: 12px 0 8px; }
input { width: 100%; min-height: 48px; border-radius: 12px; padding: 0 14px; font-size: 18px; }
.form-card .btn-primary { width: 100%; margin-top: 16px; }
.trust { margin-top: 10px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card{
  background: var(--surface-card);
  color: var(--text-strong);
  border: 1px solid var(--border-subtle);
}
.card p, .card li, .card .muted{
  color: var(--text-muted);
}
.section.dark .card{
  background: var(--surface-card);
  color: var(--text-strong);
}
.section.dark .card p, .section.dark .card li, .section.dark .card .muted{
  color: var(--text-muted);
} 
.card, .card * { opacity: 1 !important; }
.card p, .card li { opacity: 1 !important; }

.card { border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow-soft); min-width: 0; }
.card h3 { margin-bottom: 8px; }
.muted { color: var(--text-muted); }

.chart-wrap { display: grid; gap: 12px; }
.compare-bars .row { display: grid; grid-template-columns: 140px 1fr auto; gap: 10px; align-items: center; }
.bar-track { height: 12px; background: #dbe4f2; border-radius: 999px; overflow: hidden; }
.bar-fill-a { height: 100%; background: var(--accent-a); }
.bar-fill-b { height: 100%; background: var(--accent-b); }
.bench { color: var(--text-muted-on-dark); }

.rings { display: flex; flex-wrap: wrap; gap: 22px; }
.ring { width: 150px; text-align: center; }
.ring svg { width: 150px; height: 150px; }

.matrix {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.matrix .cell { border-radius: 12px; padding: 14px; border: 1px solid var(--border-subtle); background: var(--surface-card); color: var(--text-strong); }

.process-grid { display: grid; grid-template-columns: repeat(4, minmax(180px, 1fr)); gap: 14px; }
.step-time { font-weight: 700; color: var(--accent-a); }

.review-head { display: flex; align-items: center; gap: 10px; }
.avatar { width: 38px; height: 38px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; background: #e6edf9; font-weight: 700; color: var(--accent-a); }
.verified { font-size: 14px; color: var(--accent-b); font-weight: 700; }

.faq-item { border-bottom: 1px solid var(--border-subtle); }
.faq-q {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  color: inherit;
  padding: 18px 0;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
}
.faq-a { max-height: 0; overflow: hidden; transition: max-height .28s ease; }
.faq-item.open .faq-a { max-height: 180px; }

.modal {
  position: fixed; inset: 0; background: #10192cb3; display: none; align-items: center; justify-content: center; padding: 20px; z-index: 80;
}
.modal.open { display: flex; }
.modal-card {
  background: var(--surface-card); color: var(--text-strong); width: min(900px, 100%); max-height: 88vh; overflow: auto;
  border-radius: 16px; border: 1px solid var(--border-subtle); padding: 24px;
}
.modal-top { display: flex; justify-content: space-between; align-items: center; }
.icon-btn { background: transparent; border: 1px solid var(--border-subtle); border-radius: 10px; min-height: 42px; padding: 0 14px; }
.modal-foot { display: flex; justify-content: flex-start; margin-top: 18px; }

.drawer-toggle, .drawer {display: none;}

.footer { padding: 24px 0 36px; background: #0e1728; color: var(--text-on-dark); }
.footer p { color: var(--text-muted-on-dark); margin: 6px 0; }

@media (max-width: 900px) {
 
  .hero-grid, .split { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1200px) {
  .nav-links  { display: none; }
  .drawer-toggle { display: inline-flex; min-height: var(--btn-height); cursor: pointer; align-items: center; padding: 0 16px; border-radius: 14px; border: 1px solid var(--border-subtle); background: var(--surface-card); }
  

  .drawer {
    display: block;
    position: fixed;
    top: 0;
    right: -100%;
    width: min(360px, 92%);
    height: 100dvh;
    background: var(--surface-card);
    border-left: 1px solid var(--border-subtle);
    padding: 16px;
    transition: right .25s ease;
    z-index: 90;
    overflow: auto;
  }
  .drawer.open { right: 0; }
  .drawer-backdrop {
    position: fixed; inset: 0; background: #0f1729a8; z-index: 89; display: none;
  }
  .drawer-backdrop.open { display: block; }
  .drawer-head { display: flex; justify-content: space-between; align-items: center; }
  .drawer nav { display: grid; gap: 10px; margin: 16px 0; }
  .drawer .lang { margin-bottom: 12px; }
}

button {cursor: pointer;}
a {
  cursor: pointer;
}

.page-logo {
  max-width: 170px;
}

@media(max-width: 450px) {
  .process-grid {
    grid-template-columns: 1fr;
  }

  .matrix {
    grid-template-columns: 1fr;
  }
  
  .performance-grid {
    grid-template-columns: 1fr;
    text-align: center;
  } 
}

@media(max-width: 410px) { 
  .right-zone .btn {
    font-size: 14px;
    padding: 0 5px;
  } 
  .right-zone .lang-btn {
    font-size: 14px;
  }
  .nav-shell {
    padding-left: 10px;
    padding-right: 10px;
  }
  .right-zone {
    gap: 6px;
  }
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
}
.color-dark {
  color: #4f5d70 !important;
}

@media(max-width: 530px) {
  .nav-shell {
    flex-direction: column;
    align-items: center;
    padding-top: 20px;
    padding-bottom: 20px; 
  }
  .lang-menu {
    right: auto;
    left: 0;
  }
  h1 {
    font-size: clamp(1.8rem, 4vw, 3.6rem);
  } 
}