/* ============================================================
   AUROS SYSTEMS — Website Stylesheet
   Brand: Charcoal #252830 | UI Dark #121418 | Canvas #E6E8EA
   Font: Jost (Google Fonts)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Jost:wght@300;400;500;600&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Jost', sans-serif;
  font-weight: 300;
  background-color: #252830;
  color: #E6E8EA;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Typography ── */
h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h1.h1--fitted { font-size: clamp(1.5rem, 2.8vw, 2rem); font-weight: 400; letter-spacing: 0; }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
h3 { font-size: 1.1rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }
p  { font-size: 1rem; font-weight: 300; color: #B0B4BA; line-height: 1.8; }

.label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7A7E88;
}

/* ── Layout ── */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 40px;
}

section { padding: 100px 0; }

.section--dark      { background-color: #252830; }
.section--charcoal  { background-color: #1E2128; }
.section--canvas    { background-color: #E6E8EA; }

.section--canvas h1,
.section--canvas h2,
.section--canvas h3,
.section--canvas h4 { color: #252830; }
.section--canvas p  { color: #4A4E58; }
.section--canvas .label { color: #8A8E98; }

/* ── Navigation ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 24px 0;
  transition: background 0.3s ease, padding 0.3s ease;
}

nav.scrolled {
  background: rgba(37, 40, 48, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-logo img {
  height: 32px;
  width: auto;
}

.nav-wordmark {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #9A9EA8;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active { color: #FFFFFF; }

.nav-cta {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #FFFFFF !important;
  border: 1px solid rgba(255,255,255,0.35);
  padding: 10px 22px;
  transition: border-color 0.2s ease, color 0.2s ease !important;
}

.nav-cta:hover {
  border-color: #FFFFFF !important;
  color: #FFFFFF !important;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  font-family: 'Jost', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 16px 36px;
  border: 1px solid #FFFFFF;
  color: #FFFFFF;
  background: transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.btn:hover {
  background: #FFFFFF;
  color: #252830;
}

.btn--filled {
  background: #FFFFFF;
  color: #252830;
}

.btn--filled:hover {
  background: transparent;
  color: #FFFFFF;
}

.btn--dark {
  border-color: #252830;
  color: #252830;
}

.btn--dark:hover {
  background: #252830;
  color: #FFFFFF;
}

/* ── Hero ── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #1E2128;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-strix.jpg');
  background-size: cover;
  background-position: center 30%;
  opacity: 0.75;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(37,40,48,0.1) 0%,
    rgba(37,40,48,0.05) 40%,
    rgba(37,40,48,0.75) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 40px;
}

.hero-content .label { margin-bottom: 28px; color: #9A9EA8; }

.hero-content h1 {
  max-width: 680px;
  margin-bottom: 20px;
  color: #FFFFFF;
}

.hero-content p {
  font-size: 1.05rem;
  max-width: 480px;
  margin-bottom: 44px;
  color: #C8CCD2;
}

/* ── Divider ── */
.divider {
  width: 40px;
  height: 1px;
  background: rgba(255,255,255,0.18);
  margin: 0 0 48px 0;
}

.divider--center { margin: 0 auto 48px; }

/* ── Intro Block ── */
.intro-block {
  padding: 100px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.intro-block p {
  font-size: 1.15rem;
  max-width: 680px;
  line-height: 1.85;
  color: #C0C4CA;
}

/* ── Capability Tiles ── */
.tiles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}

.tile {
  background: #1E2128;
  padding: 48px 36px;
  transition: background 0.2s ease;
}

.tile:hover { background: #22262E; }

.tile-number {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: #505560;
  margin-bottom: 32px;
}

.tile h3 {
  font-size: 0.95rem;
  margin-bottom: 16px;
  color: #FFFFFF;
}

.tile p {
  font-size: 0.9rem;
  color: #9098A4;
  line-height: 1.75;
}

/* ── Why Auros ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
}

.why-item h3 {
  font-size: 0.88rem;
  margin-bottom: 14px;
  color: #FFFFFF;
}

.why-item p {
  font-size: 0.9rem;
  color: #8A8E98;
  line-height: 1.75;
}

/* ── Section Header ── */
.section-header { margin-bottom: 64px; }
.section-header .label { margin-bottom: 20px; }
.section-header h2 { max-width: 560px; }

/* ── Footer CTA ── */
.footer-cta {
  background: #1E2128;
  padding: 80px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.footer-cta p {
  font-size: 1.05rem;
  color: #B8BCC4;
  max-width: 480px;
}

/* ── Footer ── */
footer {
  background: #1A1D24;
  padding: 48px 0;
}

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

.footer-wordmark {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #505560;
}

.footer-nav {
  display: flex;
  gap: 32px;
  list-style: none;
}

.footer-nav a {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #505560;
  transition: color 0.2s;
}

.footer-nav a:hover { color: #9098A4; }

.footer-copy {
  font-size: 0.72rem;
  color: #404450;
  letter-spacing: 0.06em;
}

/* ── Page Header (inner pages) ── */
.page-header {
  padding: 160px 0 80px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.page-header .label { margin-bottom: 20px; }
.page-header h1 { max-width: 600px; }

/* ── About — Mission ── */
.mission-block {
  padding: 100px 0;
}

.mission-block p {
  font-size: 1.1rem;
  max-width: 680px;
  line-height: 1.9;
  color: #C0C4CA;
}

/* ── About — Pull Quote ── */
.pull-quote {
  border-left: 1px solid rgba(255,255,255,0.18);
  padding: 8px 0 8px 36px;
  margin: 48px 0 0;
}

.pull-quote p {
  font-size: 1.05rem;
  font-weight: 300;
  font-style: italic;
  color: #9098A4;
  line-height: 1.7;
}

/* ── About — Team ── */
.team-block {
  padding: 100px 0;
}

.team-block p {
  font-size: 1rem;
  max-width: 640px;
  line-height: 1.85;
  color: #4A4E58;
}

/* ── Capabilities — List ── */
.capability-list {
  display: flex;
  flex-direction: column;
}

.capability-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 0 48px;
  padding: 56px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  align-items: start;
}

.capability-item:first-child { border-top: 1px solid rgba(255,255,255,0.08); }

.capability-index {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: #404450;
  padding-top: 4px;
}

.capability-body h3 {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.capability-body p {
  font-size: 0.95rem;
  color: #8A8E98;
  max-width: 600px;
  line-height: 1.8;
}

/* ── Sectors Strip ── */
.sectors-strip {
  background: #1E2128;
  padding: 64px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.sectors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
}

.sector-item {
  padding: 36px 28px;
  background: #1E2128;
}

.sector-item .label { color: #505560; }
.sector-item h4 {
  font-size: 0.9rem;
  font-weight: 400;
  color: #C8CCD2;
  margin-top: 10px;
  letter-spacing: 0.02em;
  text-transform: none;
}

/* ── Contact ── */
.contact-section {
  padding: 120px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.contact-intro h2 { color: #252830; margin-bottom: 20px; }
.contact-intro p { color: #5A5E68; font-size: 0.95rem; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #8A8E98;
}

.form-group input,
.form-group textarea {
  font-family: 'Jost', sans-serif;
  font-size: 0.95rem;
  font-weight: 300;
  color: #252830;
  background: #FFFFFF;
  border: 1px solid #D0D4D8;
  padding: 14px 18px;
  outline: none;
  transition: border-color 0.2s;
  border-radius: 0;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus { border-color: #252830; }

.form-group textarea { resize: vertical; min-height: 140px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-note {
  font-size: 0.72rem;
  color: #9A9EA8;
  letter-spacing: 0.04em;
  margin-top: -8px;
}

/* ── Mobile ── */
@media (max-width: 768px) {
  .container { padding: 0 24px; }
  section { padding: 72px 0; }

  .nav-links { display: none; }

  .tiles-grid { grid-template-columns: 1fr; }
  .why-grid   { grid-template-columns: 1fr; gap: 40px; }

  .footer-cta-inner { flex-direction: column; align-items: flex-start; gap: 28px; }
  .footer-inner { flex-direction: column; gap: 24px; align-items: flex-start; }

  .capability-item { grid-template-columns: 1fr; gap: 12px; }
  .capability-index { display: none; }

  .sectors-grid { grid-template-columns: repeat(2, 1fr); }

  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .form-row { grid-template-columns: 1fr; }

  .page-header { padding: 120px 0 60px; }
}