/* ============================================
   Skalabull — Premium Dark Stylesheet
   ============================================ */

:root {
  --bg:          #0b1120;
  --surface:     #111827;
  --surface-2:   #1a2437;
  --border:      rgba(255,255,255,0.07);
  --fg:          #f1f5f9;
  --muted:       #94a3b8;
  --subtle:      #475569;
  --primary:     #6366f1;
  --primary-light: #818cf8;
  --accent:      #38bdf8;
  --gradient:    linear-gradient(135deg, #6366f1, #38bdf8);
  --gradient-soft: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(56,189,248,0.08));
  --radius:      10px;
  --radius-lg:   16px;
  --shadow-sm:   0 4px 16px rgba(0,0,0,0.3);
  --shadow-md:   0 10px 40px rgba(0,0,0,0.4);
  --container:   1200px;
  --font-stack:  'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font-stack);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.7;
}

.container {
  width: 92%;
  max-width: var(--container);
  margin: 0 auto;
}

/* ── Navbar ─────────────────────────────── */
.navbar {
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 120;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover {
  color: var(--fg);
  background: rgba(255,255,255,0.06);
}

.nav-links a.active {
  color: var(--fg);
  font-weight: 600;
}

.hamburger {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--fg);
  margin: 5px 0;
  border-radius: 2px;
  transition: 0.25s;
}

@media (max-width: 800px) {
  .hamburger { display: block; }
  .nav-links {
    position: fixed;
    right: 0;
    top: 64px;
    background: var(--surface);
    flex-direction: column;
    align-items: flex-start;
    width: 260px;
    padding: 1.25rem;
    box-shadow: var(--shadow-md);
    border-left: 1px solid var(--border);
    transform: translateX(110%);
    transition: transform 0.28s ease;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { width: 100%; padding: 10px 12px; }
}

/* ── Typography helpers ──────────────────── */
.eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin: 0 0 12px;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h1, h2, h3 {
  margin: 0 0 1rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: 1.1rem; font-weight: 700; }

p { margin: 0 0 1rem; color: var(--muted); }

/* ── Buttons ─────────────────────────────── */
.primary-btn {
  display: inline-block;
  background: var(--gradient);
  color: #fff;
  padding: 13px 28px;
  border-radius: var(--radius);
  border: 0;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity 0.2s, transform 0.2s;
  box-shadow: 0 0 24px rgba(99,102,241,0.3);
}

.primary-btn:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}

/* ── Page Hero ───────────────────────────── */
.page-hero {
  padding: 80px 0 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(99,102,241,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero h1 {
  max-width: 780px;
  margin: 0 auto 20px;
  color: var(--fg);
}

.hero-sub {
  max-width: 620px;
  margin: 0 auto 36px;
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ── About Section ───────────────────────── */
.about-section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

.about-content h2 { color: var(--fg); }
.about-content p { font-size: 0.97rem; line-height: 1.8; }

.divider-line {
  width: 40px;
  height: 2px;
  background: var(--gradient);
  margin: 28px 0;
  border-radius: 2px;
}

.callout-text {
  font-size: 1rem !important;
  font-weight: 600 !important;
  color: var(--fg) !important;
  line-height: 1.6 !important;
  font-style: italic;
  border-left: 3px solid var(--primary);
  padding-left: 16px;
  margin: 0 !important;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.stat-card:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-2px);
}

.stat-icon {
  font-size: 1.4rem;
  display: block;
  margin-bottom: 10px;
}

.stat-card h3 {
  color: var(--fg);
  margin-bottom: 8px;
  font-size: 1rem;
}

.stat-card p { margin: 0; font-size: 0.88rem; }

/* ── How We Work ─────────────────────────── */
.how-section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.how-section h2 { color: var(--fg); }

.section-intro {
  max-width: 580px;
  font-size: 1rem;
  margin-bottom: 48px;
  line-height: 1.8;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.pillar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s;
}

.pillar:hover { border-color: rgba(56,189,248,0.3); }

.pillar-number {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.pillar h3 {
  color: var(--fg);
  font-size: 1rem;
  margin-bottom: 10px;
}

.pillar p { font-size: 0.88rem; margin: 0; }

/* ── Who We Serve ────────────────────────── */
.serve-section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
  background: var(--gradient-soft);
}

.serve-section h2 { color: var(--fg); margin-bottom: 40px; }

.serve-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.serve-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.serve-card:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-3px);
}

.serve-card h3 {
  color: var(--fg);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.serve-card p { font-size: 0.9rem; margin: 0; }

/* ── CTA Section ─────────────────────────── */
.cta-section {
  padding: 96px 0;
  text-align: center;
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(99,102,241,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section h2 { color: var(--fg); margin-bottom: 14px; }
.cta-section p  { margin-bottom: 32px; font-size: 1rem; }

/* ── Services ────────────────────────────── */
.services-section {
  padding: 60px 0 80px;
  border-top: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.service-card:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-3px);
}

.service-number {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 14px;
}

.service-card h3 {
  color: var(--fg);
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.75;
}

/* ── Legacy / shared classes ─────────────── */
.hero { padding: 80px 20px; text-align: center; max-width: 960px; margin: 0 auto; }
.hero h1 { color: var(--fg); }

.features { padding: 60px 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.card {
  background: var(--surface);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform 0.18s, border-color 0.18s;
}

.card h3 { margin-top: 0; color: var(--fg); }
.card:hover { transform: translateY(-4px); border-color: rgba(99,102,241,0.35); }

.page-section { padding: 64px 0; max-width: 860px; margin: 0 auto; }

.solution-list {
  list-style: disc inside;
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
}

/* ── Footer ──────────────────────────────── */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
  margin-top: 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 640px) {
  .footer-inner { grid-template-columns: 1fr; }
}

.footer-brand .logo {
  display: inline-flex;
  margin-bottom: 14px;
}

.footer-brand p { font-size: 0.85rem; line-height: 1.75; max-width: 420px; }

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-end;
}

@media (max-width: 640px) {
  .footer-links { align-items: flex-start; }
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--fg); }

.footer-copy {
  grid-column: 1 / -1;
  font-size: 0.78rem;
  color: var(--subtle);
  margin: 24px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ── Careers ─────────────────────────────── */
.careers-section {
  padding: 0 0 80px;
  margin-top: 0;
}

hv-career-page {
  display: block;
  width: 100%;
}

/* ── Contact ─────────────────────────────── */
.contact-section {
  padding: 60px 0 96px;
  border-top: 1px solid var(--border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-detail-icon {
  font-size: 1.4rem;
  min-width: 32px;
  margin-top: 2px;
}

.contact-detail h3 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0 0 6px;
}

.contact-detail p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

.contact-form-wrapper {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
}

.contact-form-wrapper h2 {
  color: var(--fg);
  margin-bottom: 28px;
  font-size: 1.3rem;
}

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

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 500px) {
  .form-row { grid-template-columns: 1fr; }
}

input, textarea, select {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--fg);
  font-family: var(--font-stack);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}

input:focus, textarea:focus, select:focus { border-color: var(--primary); }
input::placeholder, textarea::placeholder { color: var(--subtle); }

select option { background: var(--surface); }

textarea { resize: vertical; min-height: 120px; }

.form-note {
  font-size: 0.75rem;
  color: var(--subtle);
  text-align: center;
  margin-top: 14px;
  margin-bottom: 0;
}

/* ── Utility ─────────────────────────────── */
.hide { display: none; }

@media (max-width: 420px) {
  h1 { font-size: 1.6rem; }
  .logo-img { height: 28px; }
}