@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600&family=Space+Grotesk:wght@600;700&display=swap');

:root {
  color-scheme: dark;
  --bg: #0f1115;
  --surface: #12151b;
  --surface-2: #161a22;
  --border: #1e222b;
  --accent: #4ade9b;
  --accent-soft: rgba(74, 222, 155, .12);
  --purple: #8b7bff;
  --text: #f4f7f8;
  --muted: #9aa0ae;
  --danger: #ff7b7b;
  --radius: 18px;
  --shadow: 0 22px 80px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 80% 8%, rgba(74, 222, 155, .08), transparent 25rem),
    radial-gradient(circle at 5% 48%, rgba(139, 123, 255, .06), transparent 30rem),
    var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.mono { font-family: 'IBM Plex Mono', monospace; }
.muted { color: var(--muted); }
.accent { color: var(--accent); }
.eyebrow {
  color: var(--accent);
  font: 500 .78rem/1.2 'IBM Plex Mono', monospace;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(30, 34, 43, .8);
  background: rgba(15, 17, 21, .88);
  backdrop-filter: blur(18px);
}
.nav-inner { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.brand { font: 700 1rem 'Space Grotesk'; letter-spacing: -.02em; }
.brand-mark { color: var(--accent); }
.nav-links { display: flex; gap: 22px; align-items: center; color: var(--muted); font-size: .9rem; }
.nav-links a:hover { color: var(--text); }
.lang-toggle {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  padding: 7px 12px;
  font: 500 .76rem 'IBM Plex Mono';
}

.hero { padding: 110px 0 48px; }
.hero-grid { display: grid; grid-template-columns: 1.4fr .6fr; gap: 72px; align-items: center; }
h1, h2, h3 { font-family: 'Space Grotesk', sans-serif; line-height: 1.08; letter-spacing: -.035em; }
h1 { margin: 16px 0 22px; font-size: clamp(3rem, 7vw, 6.4rem); max-width: 900px; }
h2 { margin: 10px 0 18px; font-size: clamp(2.1rem, 4vw, 3.8rem); }
h3 { margin: 0 0 10px; font-size: 1.25rem; }
.hero-copy { max-width: 720px; font-size: 1.15rem; color: var(--muted); }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
}
.btn:hover { transform: translateY(-1px); border-color: #38404f; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #07150f; }
.btn-small { min-height: 38px; padding: 0 14px; font-size: .85rem; }
.portrait {
  aspect-ratio: 4/5;
  border: 1px solid var(--border);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(74, 222, 155, .12), transparent 55%),
    linear-gradient(330deg, rgba(139, 123, 255, .18), transparent 55%),
    var(--surface);
  box-shadow: var(--shadow);
  display: grid;
  place-items: center;
  overflow: hidden;
  position: relative;
}
.portrait::after { content: ''; position: absolute; inset: 18px; border: 1px solid rgba(255,255,255,.06); border-radius: 20px; }
.initials { font: 700 clamp(4rem, 9vw, 8rem) 'Space Grotesk'; color: var(--accent); letter-spacing: -.09em; }

.metrics { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; margin-top: 64px; }
.metric { padding: 24px; border-right: 1px solid var(--border); }
.metric:last-child { border: 0; }
.metric strong { display: block; font: 700 1.65rem 'Space Grotesk'; }
.metric span { color: var(--muted); font-size: .85rem; }

section { padding: 90px 0; }
.section-head { max-width: 760px; margin-bottom: 36px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { border: 1px solid var(--border); border-radius: var(--radius); background: rgba(18, 21, 27, .84); padding: 26px; }
.card:hover { border-color: #323946; }
.card-index { color: var(--accent); font: 500 .75rem 'IBM Plex Mono'; margin-bottom: 32px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 22px; }
.chip { border: 1px solid var(--border); border-radius: 999px; padding: 7px 11px; color: var(--muted); font-size: .78rem; }
.case-result { color: var(--accent); font: 600 1.1rem 'Space Grotesk'; }

.roi { display: grid; grid-template-columns: 1.15fr .85fr; gap: 32px; align-items: stretch; }
.range-row { margin: 22px 0; }
.range-row label { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
input[type='range'] { width: 100%; accent-color: var(--accent); }
.roi-result { display: flex; flex-direction: column; justify-content: center; background: var(--accent-soft); }
.roi-number { font: 700 clamp(2.5rem, 6vw, 5rem) 'Space Grotesk'; color: var(--accent); letter-spacing: -.05em; }

.company-card { min-height: 170px; display: flex; flex-direction: column; justify-content: space-between; }
.company-card strong { font: 700 1.4rem 'Space Grotesk'; }
.quote { color: #d9dde3; font-size: 1rem; }
.quote-author { margin-top: 22px; color: var(--muted); font-size: .85rem; }

.contact-wrap { border: 1px solid var(--border); border-radius: 28px; padding: 40px; background: linear-gradient(135deg, rgba(74, 222, 155, .08), rgba(139, 123, 255, .06)); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--muted); font-size: .8rem; }
.field input, .field textarea, .field select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 11px;
  padding: 12px 13px;
  background: #0d0f13;
  color: var(--text);
  outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); }
.field textarea { min-height: 130px; resize: vertical; }
.form-status { min-height: 24px; margin-top: 12px; color: var(--muted); }
.form-status.success { color: var(--accent); }
.form-status.error { color: var(--danger); }

.newsletter { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.newsletter-form { display: flex; gap: 10px; min-width: min(440px, 100%); }
.newsletter-form input { flex: 1; border: 1px solid var(--border); background: #0d0f13; color: var(--text); border-radius: 11px; padding: 12px; }
footer { border-top: 1px solid var(--border); padding: 34px 0 48px; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

.page-hero { padding: 90px 0 40px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin: 24px 0; }
.filter { border: 1px solid var(--border); background: var(--surface); color: var(--muted); border-radius: 999px; padding: 8px 13px; }
.filter.active { color: #07150f; border-color: var(--accent); background: var(--accent); }
.post-card { display: flex; min-height: 250px; flex-direction: column; }
.post-card .post-meta { margin-top: auto; padding-top: 24px; color: var(--muted); font: .75rem 'IBM Plex Mono'; }

.panel-body { min-height: 100vh; }
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(440px, 100%); }
.panel { display: none; }
.panel.active { display: block; }
.panel-header { border-bottom: 1px solid var(--border); padding: 22px 0; }
.panel-title { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.kpi { padding: 20px; }
.kpi strong { display: block; font: 700 2rem 'Space Grotesk'; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; }
th { color: var(--muted); font: 500 .72rem 'IBM Plex Mono'; text-transform: uppercase; }
td { font-size: .9rem; }
.badge { display: inline-block; border: 1px solid var(--border); border-radius: 999px; padding: 4px 8px; font-size: .72rem; }
.badge-ready { color: var(--accent); border-color: rgba(74, 222, 155, .4); background: var(--accent-soft); }
.empty { padding: 28px; color: var(--muted); text-align: center; }

@media (max-width: 900px) {
  .hero-grid, .roi, .grid-3 { grid-template-columns: 1fr; }
  .portrait { max-width: 420px; }
  .metrics, .kpis { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
  .newsletter { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 680px) {
  .container { width: min(100% - 28px, 1160px); }
  .nav-links a:not(.nav-keep) { display: none; }
  .hero { padding-top: 72px; }
  .grid-2, .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .metrics, .kpis { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--border); }
  .metric:last-child { border-bottom: 0; }
  .contact-wrap { padding: 24px; }
  .newsletter-form { flex-direction: column; min-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}