/* ============================================================
   TEDRA Labs — style.css
   Dark, minimal, strong typographic hierarchy.
   Reference aesthetic: justinercole.com (see teardown).
   ============================================================ */

:root {
  --bg:        #0a0a0b;   /* near-black */
  --bg-soft:   #131316;
  --surface:   #17171b;
  --line:      #26262c;
  --text:      #f4f4f5;
  --muted:     #9a9aa3;
  --faint:     #5a5a63;
  --accent:    #2ee6d6;   /* electric cyan — primary brand/action */
  --accent-dim:#1fc7b9;
  --accent-2:  #ff3d9a;   /* magenta — secondary highlight */
  --on-accent: #05221f;   /* text on accent-filled buttons */

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, sans-serif;

  --maxw: 1180px;
  --pad:  clamp(1.25rem, 5vw, 4rem);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
strong { color: var(--text); font-weight: 600; }
em { color: var(--muted); font-style: italic; }

/* Inline keyword highlights — pop key phrases in body copy */
.hl-c, .hl-m { font-weight: 500; }
.hl-c { color: var(--accent); }     /* cyan */
.hl-m { color: var(--accent-2); }   /* magenta */

/* --------------------------- Reveal animation base --------------------------- */
.reveal { opacity: 0; transform: translateY(24px); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
  html { scroll-behavior: auto; }
}

/* --------------------------- Buttons --------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .4em;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  padding: .85em 1.4em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: var(--on-accent); }
.btn--primary:hover { background: var(--accent-dim); }
.btn--ghost { border-color: var(--line); color: var(--text); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--nav { padding: .6em 1.1em; background: var(--accent); color: var(--on-accent); }
.btn--submit { margin-top: .5rem; align-self: flex-start; }

/* --------------------------- Nav --------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem var(--pad);
  background: rgba(10,10,11,.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.nav.is-scrolled { border-bottom-color: var(--line); }
.nav__brand {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .04em;
  font-size: 1.05rem;
}
.nav__links { display: flex; gap: 2rem; }
.nav__links a {
  font-size: .92rem; color: var(--muted);
  transition: color .2s ease;
}
.nav__links a:hover { color: var(--text); }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; }

/* --------------------------- Hero --------------------------- */
.hero {
  min-height: 100svh;
  display: flex; align-items: center;
  padding: 7rem var(--pad) 4rem;
  max-width: var(--maxw); margin: 0 auto;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  line-height: .98;
  letter-spacing: -.01em;
  text-transform: uppercase;
}
.hero__sub {
  margin-top: 1.8rem;
  max-width: 46ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
}
.hero__ctas { margin-top: 2.2rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.creds {
  list-style: none;
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
  max-width: 760px;
}
.creds__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  color: var(--accent-2);
  line-height: 1.15;
}
.creds__label { display: block; margin-top: .55rem; font-size: .9rem; color: var(--muted); line-height: 1.45; }

/* --------------------------- Section scaffold --------------------------- */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 5rem var(--pad);
  border-top: 1px solid var(--line);
}
.section__head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 2.5rem; }
.section__num {
  font-family: var(--font-display);
  color: var(--accent);
  font-weight: 600;
  font-size: 1rem;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -.01em;
}

/* --------------------------- About --------------------------- */
.about { display: grid; grid-template-columns: 1.6fr 1fr; gap: 3rem; align-items: start; }
.about__body p { margin-bottom: 1.3rem; color: var(--muted); max-width: 60ch; }
.about__body strong { color: var(--text); }
.stack { margin-top: 2rem; }
.stack__label {
  display: block; font-size: .8rem; text-transform: uppercase;
  letter-spacing: .12em; color: var(--faint); margin-bottom: .9rem;
}
.about__photo-ph {
  aspect-ratio: 4/5;
  border: 1px dashed var(--line);
  border-radius: 4px;
  display: grid; place-items: center;
  text-align: center;
  color: var(--faint);
  font-family: var(--font-display);
  font-size: .85rem;
  letter-spacing: .05em;
}
.about__photo img { width: 100%; border-radius: 4px; display: block; }

/* --------------------------- Pills --------------------------- */
.pills { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; }
.pills li {
  font-family: var(--font-display);
  font-size: .82rem;
  padding: .4em .8em;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
}
.pills--sm li { font-size: .72rem; padding: .3em .65em; color: var(--muted); }
.pills__more {
  border-color: var(--accent) !important;
  color: var(--accent) !important;
  font-weight: 600;
}

/* --------------------------- Service cards --------------------------- */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2rem;
  transition: border-color .25s ease, transform .25s ease;
}
.card:hover { border-color: var(--accent-dim); transform: translateY(-4px); }
.card__num { font-family: var(--font-display); color: var(--accent-2); font-weight: 600; font-size: .9rem; }
.card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  margin: .5rem 0 .8rem;
}
.card__desc { color: var(--muted); font-size: .95rem; margin-bottom: 1.2rem; }

/* --------------------------- Work / case studies --------------------------- */
.cards--work { grid-template-columns: repeat(2, 1fr); }
.case {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2rem;
}
.case--ghost { border-style: dashed; opacity: .7; }
.case__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .3em .7em;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  margin-bottom: 1.1rem;
}
.case__tag--build { color: var(--accent-2); border-color: var(--accent-2); }
.case__tag--live  { color: var(--accent-2); border-color: var(--accent-2); }
.case__title { font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; }
.flow {
  display: flex; flex-wrap: wrap; align-items: center; gap: .5rem;
  margin: 1rem 0;
  font-family: var(--font-display);
  font-size: .8rem;
}
.flow span {
  padding: .35em .7em; background: var(--surface);
  border: 1px solid var(--line); border-radius: 4px;
}
.flow i { color: var(--accent-2); font-style: normal; }
.case__desc { color: var(--muted); font-size: .95rem; margin: 1rem 0 1.2rem; }
.case__cta { font-family: var(--font-display); color: var(--accent); font-size: .9rem; }
.case__cta:hover { color: var(--accent-dim); }

/* --------------------------- Contact --------------------------- */
.section--contact { padding-bottom: 6rem; }
.contact__lead { max-width: 52ch; color: var(--muted); font-size: 1.15rem; margin-bottom: 2.5rem; }
.form { display: flex; flex-direction: column; gap: 1.25rem; max-width: 680px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.field { display: flex; flex-direction: column; gap: .5rem; }
.field label {
  font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--faint);
}
.field input, .field select, .field textarea {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: .85em 1em;
  transition: border-color .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
}
.field textarea { resize: vertical; }
.form__status { font-size: .9rem; color: var(--muted); min-height: 1.2em; }
.form__status.is-ok { color: var(--accent-2); }
.form__status.is-err { color: #c0392b; }

/* --------------------------- Footer --------------------------- */
.footer {
  max-width: var(--maxw); margin: 0 auto;
  padding: 2.5rem var(--pad);
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
  color: var(--muted); font-size: .9rem;
}
.footer__links { display: flex; gap: 1.5rem; }
.footer__links a:hover { color: var(--accent); }

/* --------------------------- Responsive --------------------------- */
@media (max-width: 820px) {
  .nav__links { display: none; }
  .about { grid-template-columns: 1fr; }
  .about__photo { max-width: 320px; }
  .cards, .cards--work, .form__row { grid-template-columns: 1fr; }
  .creds { grid-template-columns: 1fr; gap: 1.5rem; text-align: left; }
}