/* =========================================================
   SUPRAMEK SOLUTIONS — core stylesheet
   Design language: technical drawing / machine datasheet
   ========================================================= */

:root {
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --bg-alt-2: #ffffff;
  --line: #dde4ee;
  --line-soft: #e8edf4;
  --accent: #ff6a12;
  --accent-dim: #d9550a;
  --accent-2: #0c4a94;
  --text: #101826;
  --text-muted: #4d5a6b;
  --text-dim: #8994a3;

  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --container: 1180px;
  --radius: 2px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.section { padding: 96px 0; border-top: 1px solid var(--line-soft); }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.15; }
.section-head p { margin-top: 16px; color: var(--text-muted); font-size: 16.5px; }

/* Buttons */
.btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-primary { background: var(--accent); color: #ffffff; box-shadow: 0 6px 16px rgba(255,106,18,0.28); }
.btn-primary:hover { transform: translateY(-2px); background: #ff7c33; }
.btn-ghost { border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent-2); color: var(--accent-2); transform: translateY(-2px); }
.btn-arrow { transition: transform 0.15s ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* Corner-bracket panel — signature motif */
.bracket {
  position: relative;
  border: 1px solid var(--line);
  background: var(--bg-alt-2);
  padding: 30px 26px;
  box-shadow: 0 2px 14px rgba(16, 24, 38, 0.06);
}
.bracket::before, .bracket::after,
.bracket .bk-tr, .bracket .bk-bl {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--accent);
  opacity: 0.9;
}
.bracket::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.bracket::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: 0 1px 0 rgba(16,24,38,0.03);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.logo { display: flex; align-items: center; line-height: 1.1; }
.logo img { height: 62px; width: auto; display: block; }
.logo strong { font-family: var(--font-display); font-size: 19px; letter-spacing: 0.02em; }
.logo span { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; color: var(--accent); text-transform: uppercase; margin-top: 3px; }

.site-footer .logo img { height: 70px; }

.main-nav { display: flex; align-items: center; gap: 36px; }
.main-nav ul { display: flex; gap: 30px; }
.main-nav a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.main-nav a:hover, .main-nav a.active { color: var(--text); border-color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); }

/* Hero */
.hero {
  position: relative;
  padding: 110px 0 90px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(12,74,148,0.06), var(--bg) 90%),
    repeating-linear-gradient(0deg, transparent, transparent 39px, var(--line-soft) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, var(--line-soft) 40px);
}
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(34px, 4.6vw, 58px); line-height: 1.06; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: 18px; color: var(--text-muted); max-width: 520px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.spec-panel {
  font-family: var(--font-mono);
  font-size: 12px;
  border: 1px solid var(--line);
  background: var(--bg-alt-2);
}
.spec-panel .spec-title {
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 11px;
}
.spec-row { display: flex; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line-soft); }
.spec-row:last-child { border-bottom: none; }
.spec-row .k { color: var(--text-dim); }
.spec-row .v { color: var(--accent-2); }

/* Capability strip */
.strip { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-top: none; }
.strip-item { padding: 30px 26px; border-top: 1px solid var(--line); border-right: 1px solid var(--line); }
.strip-item:last-child { border-right: none; }
.strip-item .num { font-family: var(--font-mono); font-size: 12px; color: var(--accent); margin-bottom: 14px; display: block; }
.strip-item h4 { font-size: 16.5px; margin-bottom: 8px; }
.strip-item p { color: var(--text-muted); font-size: 14.5px; }

/* About / stats */
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: start; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 36px; }
.stat-cell { background: var(--bg-alt-2); padding: 26px 20px; }
.stat-cell .stat-num { font-family: var(--font-display); font-size: 34px; color: var(--accent); }
.stat-cell .stat-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-dim); margin-top: 6px; }
.strength-list li { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line-soft); color: var(--text-muted); font-size: 15px; }
.strength-list li::before { content: "▸"; color: var(--accent); font-size: 13px; }

/* Cards grid */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

.card-icon { width: 42px; height: 42px; color: var(--accent); margin-bottom: 20px; }
.card h3, .card h4 { font-size: 18px; margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: 14.5px; }
.card .tag { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim); letter-spacing: 0.08em; text-transform: uppercase; display: block; margin-top: 16px; }
.card ul { margin-top: 14px; }
.card ul li { font-size: 14px; color: var(--text-muted); padding: 6px 0; border-top: 1px solid var(--line-soft); }
.card ul li:first-child { border-top: none; }

/* Process */
.process-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.process-item { position: relative; padding-top: 8px; }
.process-item .step-num { font-family: var(--font-mono); font-size: 34px; color: var(--line); font-weight: 600; }
.process-item h4 { margin-top: 10px; font-size: 16.5px; }
.process-item p { margin-top: 8px; color: var(--text-muted); font-size: 14px; }

/* Testimonials */
.testi-card { padding: 28px 26px; }
.testi-card p.quote { color: var(--text-muted); font-size: 15px; margin-bottom: 20px; }
.testi-who { display: flex; align-items: center; gap: 12px; }
.testi-avatar { width: 38px; height: 38px; border: 1px solid var(--accent-2); display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); color: var(--accent-2); font-size: 13px; }
.testi-name { font-size: 14.5px; font-weight: 600; }
.testi-role { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); text-transform: uppercase; }

/* CTA band */
.cta-band {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg-alt);
  padding: 64px 0;
}
.cta-flex { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-flex h2 { font-size: clamp(22px, 2.6vw, 30px); max-width: 560px; }

/* Contact / form */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; }
.field { margin-bottom: 20px; }
.field label { display: block; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 8px; }
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 13px 14px;
  font-family: var(--font-body);
  font-size: 14.5px;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent-2); outline-offset: 0; border-color: var(--accent-2); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-note { font-size: 13px; color: var(--text-dim); margin-top: 10px; }
.form-success { display: none; padding: 14px 18px; border: 1px solid var(--accent-2); color: var(--accent-2); font-family: var(--font-mono); font-size: 13px; margin-top: 18px; }
.form-success.show { display: block; }

.info-row { display: flex; gap: 16px; padding: 20px 0; border-top: 1px solid var(--line-soft); }
.info-row:first-child { border-top: none; }
.info-row .ik { color: var(--accent); flex-shrink: 0; }
.info-row .il { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 4px; }
.info-row .iv { font-size: 15px; color: var(--text); }

/* Footer */
.site-footer { border-top: 1px solid var(--line-soft); padding: 64px 0 28px; background: var(--bg-alt); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-grid h5 { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 18px; }
.footer-grid p { color: var(--text-muted); font-size: 14px; }
.footer-grid ul li { padding: 7px 0; }
.footer-grid ul li a { color: var(--text-muted); font-size: 14px; transition: color 0.15s ease; }
.footer-grid ul li a:hover { color: var(--accent-2); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 26px; border-top: 1px solid var(--line-soft); font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); flex-wrap: wrap; gap: 12px; }

/* Page header (inner pages) */
.page-header { padding: 64px 0 56px; border-bottom: 1px solid var(--line-soft); background: var(--bg-alt); }
.breadcrumb { font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); margin-top: 14px; }
.breadcrumb a { color: var(--accent-2); }
.page-header h1 { font-size: clamp(30px, 4vw, 44px); }

/* Utility */
.mt-lg { margin-top: 56px; }
.text-center { text-align: center; margin-left: auto; margin-right: auto; }

/* Responsive */
@media (max-width: 980px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .strip { grid-template-columns: repeat(2, 1fr); }
  .strip-item:nth-child(2) { border-right: none; }
  .process-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stat-row { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 680px) {
  .main-nav { position: fixed; inset: 84px 0 0 0; background: var(--bg); flex-direction: column; align-items: flex-start; padding: 28px 24px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity 0.2s ease, transform 0.2s ease; }
  .main-nav.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav ul { flex-direction: column; gap: 4px; width: 100%; }
  .main-nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line-soft); width: 100%; }
  .nav-toggle { display: flex; }
  .grid-4, .grid-3, .grid-2, .process-row, .field-row, .footer-grid { grid-template-columns: 1fr; }
  .strip { grid-template-columns: 1fr; }
  .strip-item { border-right: none !important; }
  .stat-row { grid-template-columns: 1fr; }
  .cta-flex { flex-direction: column; align-items: flex-start; }
}