/* ============================================================
   BINARYBLOOM — Main Stylesheet
   Identity: code (binary) meets organic growth (bloom)
   Palette:  Ink #0F1226, Coral #F26B5E, Cream #FAF7F2
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --ink:        #0F1226;
  --ink-soft:   #1A1E3A;
  --ink-line:   #2A2F4F;

  --bloom:      #F26B5E;
  --bloom-dark: #D9544A;
  --bloom-soft: #FFE0DA;

  --cream:      #FAF7F2;
  --cream-dim:  #F0EBE3;
  --white:      #FFFFFF;

  --text:       #1A1B2E;
  --text-soft:  #5A5E73;
  --text-mute:  #8B8FA3;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 2px 10px rgba(15, 18, 38, 0.06);
  --shadow-md: 0 8px 28px rgba(15, 18, 38, 0.10);
  --shadow-lg: 0 20px 60px rgba(15, 18, 38, 0.18);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.28s var(--ease);
  --nav-height: 72px;

  --container: 1180px;
}

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

html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea { font: inherit; color: inherit; }

/* ---------- Typography ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.1;
  color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 5vw + 1rem, 4.4rem); font-weight: 500; line-height: 1.05; }
h1 em { font-style: italic; color: var(--bloom); font-variation-settings: 'SOFT' 100, 'opsz' 144; }

h2 { font-size: clamp(1.8rem, 2.4vw + 1rem, 2.8rem); }
h3 { font-size: 1.25rem; font-weight: 600; }

p { color: var(--text-soft); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bloom);
  margin-bottom: 0.75rem;
}

/* ---------- Logo mark (small coral bloom on ink) ---------- */
.logo-mark {
  display: inline-block;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--ink);
  position: relative;
  flex-shrink: 0;
}
.logo-mark::before,
.logo-mark::after {
  content: '';
  position: absolute;
  border-radius: 50%;
}
.logo-mark::before {
  width: 12px; height: 12px;
  top: 8px; left: 8px;
  background: var(--bloom);
}
.logo-mark::after {
  width: 4px; height: 4px;
  top: 12px; left: 12px;
  background: var(--cream);
}

/* ---------- Navbar ---------- */
#navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(15, 18, 38, 0.06);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--ink);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 500;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--bloom); }
.nav-cta {
  background: var(--ink);
  color: var(--cream) !important;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover { background: var(--bloom); color: var(--white) !important; transform: translateY(-1px); }

.hamburger {
  display: none;
  width: 32px; height: 24px;
  flex-direction: column;
  justify-content: space-between;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Mobile nav (slide-down) ---------- */
.mobile-nav {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--cream);
  border-bottom: 1px solid var(--ink-line);
  padding: 1rem 1.5rem 2rem;
  display: none;
  flex-direction: column;
  gap: 1rem;
  z-index: 99;
}
.mobile-nav a { padding: 0.75rem 0; font-size: 1.1rem; color: var(--ink); border-bottom: 1px solid rgba(15,18,38,0.06); }
.mobile-nav.is-open { display: flex; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--ink); color: var(--cream); }
.btn-primary:hover { background: var(--bloom); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--cream); }

/* ---------- Layout primitives ---------- */
.section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 6rem 1.5rem;
}
.section-alt {
  background: var(--cream-dim);
  max-width: none;
  padding: 6rem 1.5rem;
}
.section-alt > * { max-width: var(--container); margin-left: auto; margin-right: auto; }

.section-head { max-width: 720px; margin-bottom: 3rem; }
.section-lede { font-size: 1.05rem; margin-top: 0.75rem; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ---------- Hero ---------- */
.hero {
  max-width: var(--container);
  margin: 0 auto;
  padding: 5rem 1.5rem 6rem;
}
.hero-inner { max-width: 880px; }
.hero-sub {
  font-size: 1.2rem;
  color: var(--text-soft);
  margin-top: 1.5rem;
  max-width: 620px;
}
.hero-ctas {
  margin-top: 2.5rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ---------- Cards (services) ---------- */
.card {
  background: var(--white);
  border: 1px solid rgba(15, 18, 38, 0.06);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--bloom-soft);
}
.card h3 { margin-bottom: 0.6rem; }

/* ---------- Work tiles ---------- */
.work-tile {
  display: block;
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(15, 18, 38, 0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}
.work-tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.work-thumb {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--ink) 0%, var(--ink-soft) 60%, var(--bloom-dark) 100%);
}
.work-tile h3 { padding: 1.25rem 1.25rem 0.25rem; }
.work-tile p { padding: 0 1.25rem 1.25rem; font-size: 0.92rem; color: var(--text-mute); }

/* ---------- Process steps ---------- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.steps li {
  background: var(--white);
  border: 1px solid rgba(15, 18, 38, 0.06);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}
.step-num {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--bloom);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}
.about-body p + p { margin-top: 1rem; }

/* ---------- Contact form ---------- */
.contact-form {
  max-width: 640px;
  display: grid;
  gap: 1.1rem;
}
.contact-form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}
.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
}
.contact-form input,
.contact-form textarea {
  background: var(--white);
  border: 1.5px solid rgba(15, 18, 38, 0.12);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 1rem;
  color: var(--ink);
  transition: border-color var(--transition);
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: 0;
  border-color: var(--bloom);
}
.contact-form .hp {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
}
.contact-form button { justify-self: start; }

/* ---------- Footer ---------- */
footer {
  background: var(--ink);
  color: var(--cream);
  padding: 3rem 1.5rem 2rem;
  margin-top: 4rem;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
}
.footer-brand { display: flex; align-items: center; gap: 0.65rem; font-family: var(--font-display); font-weight: 600; }
.footer-brand .logo-mark { background: var(--cream); }
.footer-brand .logo-mark::before { background: var(--bloom); }
.footer-brand .logo-mark::after { background: var(--ink); }
.footer-links { display: flex; gap: 0.75rem; align-items: center; color: var(--text-mute); }
.footer-links a { color: var(--cream); transition: color var(--transition); }
.footer-links a:hover { color: var(--bloom); }
.footer-copy { color: var(--text-mute); font-size: 0.88rem; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 1rem; }
  .about-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .contact-form .row { grid-template-columns: 1fr; }
  .section, .section-alt, .hero { padding: 4rem 1.25rem; }
  .hero { padding-top: 3rem; }
}