/* ---------------------------------------------------
   Birdway Studio — Design tokens
--------------------------------------------------- */
:root {
  --dark: #0C1618;
  --dark-raised: #142225;
  --cream: #FAF4D3;
  --cream-dim: #E8E0BE;
  --accent: #F4442D;
  --accent-hover: #D6371F;
  --line-on-dark: rgba(250, 244, 211, 0.14);
  --line-on-light: rgba(12, 22, 24, 0.12);

  --font-display: "Bevan", "Georgia", serif;
  --font-body: "Work Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --max-width: 1180px;
  --radius: 4px;
}

/* ---------------------------------------------------
   Reset & base
--------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--dark);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); margin: 0; line-height: 1.1; }
p { margin: 0 0 1em; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: var(--cream);
  padding: 12px 18px;
  z-index: 200;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------------------------------------------------
   Shared layout helpers
--------------------------------------------------- */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 96px 32px;
}
.section-inner-narrow {
  max-width: 680px;
}
.section-light { background: var(--cream); color: var(--dark); }
.section-dark { background: var(--dark); color: var(--cream); }

.eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow-dark { color: var(--accent); }

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 48px;
  max-width: 14ch;
}
.section-title-light { color: var(--cream); }

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.btn-primary {
  background: var(--accent);
  color: var(--cream);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  border-color: currentColor;
  color: inherit;
}
.btn-ghost:hover {
  background: rgba(250, 244, 211, 0.08);
}

/* ---------------------------------------------------
   Header / nav
--------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 22, 24, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line-on-dark);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--cream);
}
.wordmark-icon {
  width: 26px;
  height: 26px;
  color: var(--accent);
  flex-shrink: 0;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.primary-nav a {
  color: var(--cream-dim);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 160ms ease;
}
.primary-nav a:hover { color: var(--cream); }
.nav-cta {
  background: var(--accent);
  color: var(--cream) !important;
  padding: 10px 20px;
  border-radius: var(--radius);
}
.nav-cta:hover { background: var(--accent-hover); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cream);
}

/* ---------------------------------------------------
   Hero
--------------------------------------------------- */
.hero {
  position: relative;
  background: var(--dark);
  color: var(--cream);
  min-height: calc(100vh - 66px);
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}
.hero-inner {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 32px;
  opacity: 0;
  transform: translateY(16px);
  animation: heroIn 700ms ease-out 120ms forwards;
}
@keyframes heroIn {
  to { opacity: 1; transform: translateY(0); }
}
.hero-title {
  font-size: clamp(2.6rem, 7vw, 5rem);
  max-width: 16ch;
  margin-bottom: 28px;
}
.hero-sub {
  font-family: var(--font-body);
  font-size: 1.15rem;
  color: var(--cream-dim);
  max-width: 52ch;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------------------------------------------------
   Projects
--------------------------------------------------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}
.project-card { display: flex; flex-direction: column; }
.project-thumb {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--dark), var(--dark-raised));
  position: relative;
  overflow: hidden;
}
.project-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}
.project-thumb[data-tone="1"] { background: linear-gradient(135deg, #17262a, #0C1618); }
.project-thumb[data-tone="2"] { background: linear-gradient(135deg, #2a1c18, #0C1618); }
.project-thumb[data-tone="3"] { background: linear-gradient(135deg, #241a26, #0C1618); }
.project-thumb[data-tone="4"] { background: linear-gradient(135deg, #17262a, #142225); }
.project-thumb[data-tone="5"] { background: linear-gradient(135deg, #26201a, #0C1618); }
.project-thumb[data-tone="6"] { background: linear-gradient(135deg, #1a2620, #0C1618); }
.project-thumb[data-tone="7"] { background: linear-gradient(135deg, #261a1e, #0C1618); }
.project-thumb[data-tone="8"] { background: linear-gradient(135deg, #1e1a26, #0C1618); }

.project-tag {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 6px;
}
.project-name {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.05rem;
  margin: 0;
}

/* ---------------------------------------------------
   Reviews
--------------------------------------------------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.review-card {
  margin: 0;
  padding: 28px;
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  background: var(--dark-raised);
}
.review-card.is-placeholder .review-quote {
  color: var(--cream-dim);
  font-style: italic;
}
.review-quote {
  font-family: var(--font-body);
  font-size: 1.05rem;
  margin-bottom: 20px;
}
.review-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.9rem;
}
.review-name { font-weight: 600; }
.review-company { color: var(--cream-dim); }

/* ---------------------------------------------------
   Services
--------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}
.service-card {
  padding: 32px 24px;
  border: 1px solid var(--line-on-light);
  border-radius: var(--radius);
  background: #fff;
}
.service-card h3 {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.service-card p {
  margin: 0;
  color: #333;
}

/* ---------------------------------------------------
   Contact
--------------------------------------------------- */
.contact-lede {
  color: var(--cream-dim);
  font-size: 1.05rem;
  margin-bottom: 40px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}
.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-row label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cream-dim);
}
.form-row input,
.form-row textarea {
  background: var(--dark-raised);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 12px 14px;
  resize: vertical;
}
.form-row input:focus,
.form-row textarea:focus {
  border-color: var(--accent);
}
.form-submit { align-self: flex-start; }
.form-status {
  margin: 12px 0 0;
  font-size: 0.9rem;
  color: var(--accent);
}
.direct-contact p {
  color: var(--cream-dim);
  margin: 0 0 6px;
}

/* ---------------------------------------------------
   Footer
--------------------------------------------------- */
.site-footer {
  background: var(--dark);
  border-top: 1px solid var(--line-on-dark);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--cream-dim);
}
.wordmark-footer { color: var(--cream); }
.footer-social a {
  color: var(--cream-dim);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.footer-social a:hover { color: var(--accent); }
.footer-copy {
  margin: 0;
  font-size: 0.85rem;
}

/* ---------------------------------------------------
   Responsive
--------------------------------------------------- */
@media (max-width: 780px) {
  .nav-toggle { display: flex; }
  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 32px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--line-on-dark);
    display: none;
  }
  .primary-nav.is-open { display: flex; }
  .nav-cta { align-self: flex-start; }

  .section-inner { padding: 64px 24px; }
  .hero-inner { padding: 64px 24px; }
}