/* =====================
   TECH STOP — GLOBAL CSS
   ===================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black: #0e0e0e;
  --gray-dark: #1a1a1a;
  --gray-mid: #555;
  --gray-light: #888;
  --gray-border: #e8e8e8;
  --gray-bg: #f7f7f7;
  --white: #ffffff;
  --accent: #e41e20;
  --accent-light: #fff0f0;
  --accent-hover: #c01719;
  --radius: 12px;
  --radius-lg: 20px;
  --max-w: 1180px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}

/* ===== NAV ===== */
nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--gray-border);
  padding: 0 40px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img { display: block; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-mid);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover, .nav-links a.active { color: var(--black); }

.nav-cta {
  background: var(--black) !important;
  color: var(--white) !important;
  padding: 9px 18px !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: var(--accent) !important; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
}

/* ===== BUTTONS ===== */
.btn-primary {
  background: var(--black);
  color: var(--white);
  padding: 13px 26px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s, transform 0.15s;
  border: none;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
}

.btn-primary:hover { background: var(--accent); transform: translateY(-1px); }

.btn-secondary {
  background: var(--gray-bg);
  color: var(--black);
  padding: 13px 26px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s;
  border: none;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
}

.btn-secondary:hover { background: #eaeaea; }

.btn-outline {
  border: 1.5px solid var(--black);
  color: var(--black);
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
}

.btn-outline:hover { background: var(--black); color: var(--white); }

.btn-outline-white {
  border: 1.5px solid #444;
  color: var(--white);
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
}

.btn-outline-white:hover { border-color: var(--white); }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 {
  font-family: 'Manrope', sans-serif;
  letter-spacing: -0.04em;
  line-height: 1.12;
}

h1 { font-size: 58px; font-weight: 800; }
h2 { font-size: 42px; font-weight: 800; }
h3 { font-size: 20px; font-weight: 700; }

.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}

/* ===== SECTION ===== */
section { padding: 96px 40px; }
.section-inner { max-width: var(--max-w); margin: 0 auto; }

.section-header { margin-bottom: 56px; }
.section-header h2 { margin-bottom: 14px; }
.section-header p { font-size: 17px; color: var(--gray-mid); line-height: 1.7; max-width: 520px; }

/* ===== FOOTER ===== */
footer {
  background: var(--black);
  padding: 64px 40px 0;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid #222;
}

.footer-brand p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin-top: 16px;
}

.footer-heading {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 16px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 14px;
  color: #888;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--white); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: #555;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gray-light);
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--gray-mid);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb a:hover { color: var(--black); }

.breadcrumb span { color: var(--gray-border); }

.breadcrumb strong { color: var(--black); font-weight: 600; }

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 64px 40px 48px;
  background: var(--gray-bg);
  border-bottom: 1px solid var(--gray-border);
}

.page-header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.page-header h1 {
  font-size: 40px;
  margin-bottom: 10px;
}

.page-header p {
  font-size: 16px;
  color: var(--gray-mid);
}

/* ===== CARDS ===== */
.card {
  background: var(--white);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.07);
  transform: translateY(-2px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; position: fixed; top: 68px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--gray-border); flex-direction: column; align-items: flex-start; padding: 20px; gap: 0; z-index: 199; }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 0; border-bottom: 1px solid var(--gray-border); color: var(--black); }
  .nav-links a:last-child { border-bottom: none; }
  .nav-cta { background: none !important; color: var(--black) !important; padding: 12px 0 !important; border-radius: 0 !important; }
  .nav-hamburger { display: flex; }

  h1 { font-size: 36px; }
  h2 { font-size: 30px; }
  section { padding: 60px 20px; }
  .page-header { padding: 48px 20px 36px; }

  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 600px) {
  .footer-inner { grid-template-columns: 1fr; }
}