/* ============================================================
   Itixis — main stylesheet
   ============================================================ */

:root {
  --bg: #0b0f1a;
  --bg-alt: #101626;
  --surface: #151d31;
  --surface-2: #1b2440;
  --border: rgba(148, 163, 184, 0.14);
  --text: #e6eaf2;
  --text-muted: #9aa5b8;
  --primary: #6366f1;
  --primary-2: #06b6d4;
  --accent: #22d3ee;
  --radius: 16px;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-display: "Space Grotesk", var(--font-body);
  --container: 1140px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: none; }

.container {
  width: min(var(--container), 92%);
  margin-inline: auto;
}

/* ---------- Typography ---------- */
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.01em; }

h1 { font-size: clamp(2.2rem, 5.5vw, 4rem); font-weight: 700; }

.section-title { font-size: clamp(1.7rem, 3.5vw, 2.5rem); font-weight: 700; margin-bottom: 0.75rem; }

.section-sub {
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 3rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.gradient-text {
  background: linear-gradient(92deg, #818cf8, #22d3ee);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn-primary {
  background: linear-gradient(92deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(99, 102, 241, 0.45); }

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.07); transform: translateY(-2px); }

.btn-small { padding: 0.55rem 1.2rem; font-size: 0.88rem; }
.btn-block { width: 100%; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(11, 15, 26, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand { display: flex; align-items: center; gap: 0.6rem; }
.brand-mark { width: 32px; height: 32px; flex-shrink: 0; }
.brand-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-links a:not(.btn) {
  color: var(--text-muted);
  font-size: 0.93rem;
  font-weight: 500;
  transition: color 0.15s ease;
}
.nav-links a:not(.btn):hover { color: var(--text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 11rem 0 6rem;
  overflow: hidden;
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}
.orb-1 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.55), transparent 70%);
  top: -140px; right: -100px;
}
.orb-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.4), transparent 70%);
  bottom: -160px; left: -120px;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 75%);
}

.hero-inner { position: relative; text-align: center; }

.hero-sub {
  max-width: 660px;
  margin: 1.4rem auto 2.2rem;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  justify-content: center;
  gap: clamp(2rem, 6vw, 4.5rem);
  list-style: none;
  margin-top: 4rem;
}
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong {
  font-family: var(--font-display);
  font-size: 1.9rem;
  background: linear-gradient(92deg, #818cf8, #22d3ee);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-stats span { font-size: 0.85rem; color: var(--text-muted); }

/* ---------- Sections ---------- */
.section { padding: 6rem 0; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--border); }

/* ---------- Cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.4rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.9rem;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.45);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.card-icon {
  width: 48px; height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(6, 182, 212, 0.18));
  color: var(--accent);
  margin-bottom: 1.2rem;
}
.card-icon svg { width: 26px; height: 26px; }

.card h3 { font-size: 1.15rem; margin-bottom: 0.55rem; }
.card p { color: var(--text-muted); font-size: 0.95rem; }

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  margin-top: 3rem;
}

@media (max-width: 1000px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
}

.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
}

.step-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.step h3 { font-size: 1.1rem; margin: 0.6rem 0 0.5rem; }
.step p { color: var(--text-muted); font-size: 0.93rem; }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p { color: var(--text-muted); margin-bottom: 1.1rem; max-width: 520px; }

.checklist { list-style: none; margin-top: 1.4rem; }
.checklist li {
  position: relative;
  padding-left: 1.9rem;
  margin-bottom: 0.7rem;
  color: var(--text);
  font-size: 0.97rem;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.3rem;
  width: 18px; height: 18px;
  border-radius: 50%;
  background:
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M6 12.5l4 4 8-9" fill="none" stroke="white" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"/></svg>') center / 11px no-repeat,
    linear-gradient(135deg, var(--primary), var(--primary-2));
}

/* code window */
.code-window {
  background: #0d1220;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  font-size: 0.85rem;
}

.code-bar {
  display: flex;
  gap: 7px;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}
.code-bar span { width: 11px; height: 11px; border-radius: 50%; background: #2c3654; }
.code-bar span:nth-child(1) { background: #f87171; }
.code-bar span:nth-child(2) { background: #fbbf24; }
.code-bar span:nth-child(3) { background: #34d399; }

.code-window pre {
  padding: 1.3rem 1.4rem;
  overflow-x: auto;
  line-height: 1.7;
}
.code-window code { font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace; color: #c8d3ea; }
.c-kw { color: #818cf8; }
.c-key { color: #7dd3fc; }
.c-str { color: #6ee7b7; }

/* ---------- Locations ---------- */
.locations {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.4rem;
  margin-top: 3rem;
}

.location {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}

.location-flag { font-size: 2rem; margin-bottom: 0.8rem; }
.location h3 { font-size: 1.2rem; margin-bottom: 0.3rem; }
.location-line { color: var(--accent); font-weight: 600; font-size: 0.95rem; margin-bottom: 0.7rem; }
.location p:last-child { color: var(--text-muted); font-size: 0.95rem; }

/* ---------- Contact ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info > p { color: var(--text-muted); max-width: 460px; margin-bottom: 2rem; }

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-bottom: 1.2rem;
}
.contact-detail strong { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }
.contact-detail a, .contact-detail span { font-size: 1rem; color: var(--text); }
.contact-detail a:hover { color: var(--accent); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.2rem;
}

.field { margin-bottom: 1.2rem; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.95rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field textarea { resize: vertical; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.22);
}

.field input::placeholder,
.field textarea::placeholder { color: #5b667c; }

.form-note {
  margin-top: 0.9rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
  background: var(--bg-alt);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
  justify-content: space-between;
}

.footer-brand p { color: var(--text-muted); font-size: 0.88rem; margin-top: 0.4rem; }

.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); font-size: 0.9rem; }
.footer-links a:hover { color: var(--text); }

.footer-copy { width: 100%; color: #5b667c; font-size: 0.82rem; margin-top: 0.5rem; }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about-grid, .contact-wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-panel { order: -1; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: absolute;
    top: 68px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #0b0f1a;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.5);
    padding: 0.6rem 4%;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { padding: 0.55rem 0; }
  .nav-links .btn { text-align: center; margin: 0.5rem 0 0.8rem; }

  .hero { padding-top: 8.5rem; }
  .section { padding: 4.5rem 0; }
  .hero-stats { gap: 2rem; }
}