:root {
  --bg: #0a0a0a;
  --bg-raised: #141414;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f5f5f5;
  --text-muted: #9a9a9a;
  --accent-1: #ff8a3d;
  --accent-2: #e5321f;
  --accent: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --radius: 10px;
  --wrap: 1100px;
  --space: clamp(3rem, 6vw, 6rem);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent-1);
  color: #000;
  padding: 0.5rem 1rem;
  border-radius: 0 0 6px 0;
  z-index: 100;
}
.skip-link:focus {
  left: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 10, 10, 0.85);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand-logo {
  flex: none;
  height: 32px;
  width: auto;
}

.brand-word em {
  font-style: normal;
  color: var(--text-muted);
  font-weight: 400;
}

.site-nav {
  display: flex;
  gap: 2rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: color 0.15s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  background: var(--text);
}

.nav-toggle span {
  top: 19px;
}
.nav-toggle span::before {
  top: -6px;
}
.nav-toggle span::after {
  top: 6px;
}

/* Hero */
.hero {
  padding: calc(var(--space) * 1.3) 0 var(--space);
  text-align: center;
  background:
    radial-gradient(60% 60% at 50% 0%, rgba(229, 50, 31, 0.14), transparent 70%);
}

.hero-mark {
  margin: 0 auto 1.5rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

.hero-sub {
  max-width: 34rem;
  margin: 0 auto 2rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #0a0a0a;
}

.btn-primary:hover {
  filter: brightness(1.08);
}

/* Sections */
.section {
  padding: var(--space) 0;
  border-top: 1px solid var(--border);
}

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  margin: 0 auto 2.5rem;
  max-width: 32rem;
}

.section#services h2,
.section#services + .band {
  margin-bottom: 0;
}

#services .section-sub {
  margin-bottom: 2.5rem;
}

#services h2 {
  margin-bottom: 2.5rem;
}

/* Grid */
.grid {
  display: grid;
  gap: 1.25rem;
}

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.card-link {
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card-link:hover {
  border-color: var(--accent-1);
  transform: translateY(-2px);
}

/* Traits band */
.band {
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.traits div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.traits strong {
  font-size: 1rem;
}

.traits span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Contact form */
.contact-form {
  max-width: 34rem;
  margin: 0 auto;
  display: grid;
  gap: 1.1rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.field input,
.field textarea {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  color: var(--text);
  font: inherit;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid var(--accent-1);
  outline-offset: 1px;
}

.field-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form .btn {
  justify-self: start;
}

.form-status {
  margin: 0;
  font-size: 0.9rem;
  min-height: 1.2em;
}

.form-status[data-state="ok"] {
  color: #4ade80;
}

.form-status[data-state="error"] {
  color: #f87171;
}

.contact-alt {
  text-align: center;
  color: var(--text-muted);
  margin-top: 2rem;
}

.contact-alt a {
  color: var(--text);
}

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

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

.footer-brand p {
  color: var(--text-muted);
  margin: 0.4rem 0 0;
  font-size: 0.9rem;
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
}

.footer-nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--text);
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.footer-social a:hover {
  color: var(--text);
  border-color: var(--accent-1);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 900px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1.5rem 1rem;
    display: none;
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }
}