/* ==========================================================
   Niche IT LLC — Global Styles
   Design tokens
   ========================================================== */

:root {
  --bg: #0b1220;
  --bg-alt: #101a2c;
  --surface: #16233b;
  --border: #223252;
  --text: #e7edf7;
  --text-dim: #9fb0c8;
  --accent: #2dd4bf;
  --accent-dim: #1ba394;
  --blue: #3b82f6;
  --radius: 10px;
  --radius-sm: 8px;
  --accent-soft: rgba(45, 212, 191, 0.12);
  --shadow-menu: 0 12px 32px rgba(3, 7, 15, 0.5);
  --transition: 0.18s ease;
}

/* ==========================================================
   Base
   ========================================================== */

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 {
  line-height: 1.2;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { text-decoration: underline; text-underline-offset: 3px; }

::selection {
  background: var(--accent);
  color: #05201c;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 100;
  background: var(--accent);
  color: #05201c;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  transition: top var(--transition);
}
.skip-link:focus { top: 0; text-decoration: none; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow { max-width: 780px; }

/* ==========================================================
   Header / Navigation
   ========================================================== */

header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--text);
}
.brand:hover { text-decoration: none; }

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  color: #071018;
  flex-shrink: 0;
}

/* Dropdown nav */
.nav-dropdown { position: relative; }

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  font-family: inherit;
  transition: border-color var(--transition), background var(--transition);
}
.dropdown-toggle:hover { border-color: var(--accent-dim); }

.dropdown-toggle .caret {
  color: var(--accent);
  transition: transform var(--transition);
}
.dropdown-toggle[aria-expanded="true"] .caret { transform: rotate(180deg); }

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  list-style: none;
  margin: 0;
  padding: 6px;
  min-width: 180px;
  display: none;
  flex-direction: column;
  gap: 2px;
  box-shadow: var(--shadow-menu);
  z-index: 60;
}

.dropdown-menu.open {
  display: flex;
  animation: menu-in 0.16s ease;
}

@keyframes menu-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.dropdown-menu li a {
  display: block;
  padding: 9px 12px;
  border-radius: 6px;
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.92rem;
  transition: background var(--transition), color var(--transition);
}
.dropdown-menu li a:hover {
  background: rgba(231, 237, 247, 0.06);
  color: var(--text);
  text-decoration: none;
}
.dropdown-menu li a.active {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}

/* ==========================================================
   Buttons
   ========================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  font-family: inherit;
  line-height: 1.4;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition),
              color var(--transition), box-shadow var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: #05201c;
}
.btn-primary:hover {
  background: var(--accent-dim);
  color: #05201c;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(45, 212, 191, 0.25);
}

.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--text);
  text-decoration: none;
}

.btn-row {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================
   Hero / Page hero
   ========================================================== */

.hero {
  padding: 104px 0 88px;
  text-align: center;
  background: radial-gradient(ellipse at top, rgba(45, 212, 191, 0.12), transparent 60%);
}

.eyebrow {
  display: inline-block;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.1rem, 4vw + 0.8rem, 3rem);
  font-weight: 750;
  letter-spacing: -0.025em;
  margin: 0 0 20px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero p {
  font-size: 1.125rem;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 36px;
}

.page-hero {
  padding: 80px 0 24px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(1.85rem, 2.5vw + 0.9rem, 2.4rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.page-hero p {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto;
}

/* ==========================================================
   Sections
   ========================================================== */

section { padding: 88px 0; }
section.alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
section.section-flush { padding-top: 0; }
section.section-tight { padding-top: 32px; }

.section-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 52px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 1.5vw + 1rem, 2rem);
  margin: 0 0 12px;
}
.section-head p { color: var(--text-dim); margin: 0; }

/* ==========================================================
   Cards & grids
   ========================================================== */

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.card .icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  flex-shrink: 0;
}

.card .icon svg { width: 20px; height: 20px; }

.card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  font-weight: 650;
}
.card p { margin: 0; color: var(--text-dim); font-size: 0.95rem; }
.card p a { font-weight: 500; }

/* Two-column layout */
.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.two-col h2 {
  font-size: clamp(1.5rem, 1.4vw + 1rem, 1.9rem);
  margin: 0 0 16px;
}
.two-col > div > p { color: var(--text-dim); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 32px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 12px;
  text-align: center;
}

.stat .num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.stat .label {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Value list (About) */
.value-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* ==========================================================
   CTA band
   ========================================================== */

.cta-band {
  background: linear-gradient(120deg, rgba(45, 212, 191, 0.1), rgba(59, 130, 246, 0.1));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
  padding: 72px 0;
}

.cta-band h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 1.4vw + 1rem, 1.85rem);
}
.cta-band p {
  color: var(--text-dim);
  max-width: 520px;
  margin: 0 auto 28px;
}

/* ==========================================================
   Services
   ========================================================== */

.service-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 20px;
}
.service-block:last-child { margin-bottom: 0; }

.service-block h3 {
  margin: 0 0 10px;
  font-size: 1.25rem;
  font-weight: 650;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.service-block > p { color: var(--text-dim); }

.service-block .tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
}

.service-block ul {
  margin: 18px 0 0;
  padding-left: 0;
  list-style: none;
  color: var(--text-dim);
  display: grid;
  gap: 8px;
}

.service-block ul li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
}

.service-block ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ==========================================================
   Contact
   ========================================================== */

.contact-wrap {
  display: grid;
  grid-template-columns: minmax(280px, 380px) 1fr;
  gap: 32px;
  align-items: start;
}

.contact-info { display: grid; gap: 16px; }
.contact-info .card { margin-bottom: 0; }
.contact-info .card h3 { font-size: 1.02rem; }

form.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(159, 176, 200, 0.55); }

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.15);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-note {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: -8px;
  margin-bottom: 20px;
}

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
  display: none;
}
.form-status.success { color: var(--accent); display: block; }
.form-status.error { color: #f87171; display: block; }

/* ==========================================================
   Legal pages
   ========================================================== */

.legal-stack {
  display: grid;
  gap: 20px;
}

.legal-stack .card p { margin: 0 0 0.9em; }
.legal-stack .card p:last-child { margin-bottom: 0; }

.legal-stack .card ul {
  margin: 0 0 0.9em;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.95rem;
}
.legal-stack .card ul:last-child { margin-bottom: 0; }

.legal-stack .card ul li {
  position: relative;
  padding-left: 22px;
}

.legal-stack .card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.legal-stack .card strong { color: var(--text); font-weight: 600; }

.disclaimer {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: 28px;
}

/* ==========================================================
   Footer
   ========================================================== */

footer {
  padding: 36px 0;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.88rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }

.footer-links a { color: var(--text-dim); }
.footer-links a:hover { color: var(--text); text-decoration: none; }

/* ==========================================================
   Responsive
   ========================================================== */

@media (max-width: 960px) {
  section { padding: 64px 0; }
  .hero { padding: 80px 0 64px; }
  .page-hero { padding: 60px 0 16px; }

  .grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .two-col { grid-template-columns: 1fr; gap: 36px; }
  .value-list { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .contact-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .nav { padding: 12px 20px; }

  section { padding: 56px 0; }
  section.section-tight { padding-top: 24px; }
  .hero { padding: 64px 0 56px; }
  .cta-band { padding: 56px 0; }

  .hero p { font-size: 1.05rem; }
  .card, .service-block, form.contact-form { padding: 24px; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}