/* =========================================================
   Aureline Systems — styles.css
   Minimal, editorial, Apple-adjacent.
   ========================================================= */

:root {
  /* Palette — soft, off-white, charcoal */
  --bg:        #fafaf7;
  --bg-muted:  #f3f2ed;
  --surface:   #ffffff;
  --ink:       #141414;
  --ink-soft:  #2b2b2b;
  --mute:      #6b6b6b;
  --line:      rgba(20, 20, 20, 0.10);
  --line-soft: rgba(20, 20, 20, 0.06);
  --accent:    #8a6a3b;   /* single, subtle warm accent */
  --focus:     #1a1a1a;

  /* Type */
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: "Fraunces", "Times New Roman", serif;

  /* Scale */
  --maxw: 1120px;
  --radius: 10px;
  --radius-sm: 6px;

  /* Motion */
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration: none; }
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--ink); color: var(--bg); }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.01em;
}
.nav__mark {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--serif);
  font-size: 15px;
  color: var(--ink);
}
.nav__name {
  font-weight: 500;
  font-size: 15px;
}
.nav__links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  color: var(--mute);
}
.nav__links a {
  transition: color .25s var(--ease);
}
.nav__links a:hover { color: var(--ink); }

/* ---------- Shared ---------- */
.eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 500;
}
.section { padding: 120px 0; border-top: 1px solid var(--line-soft); }
.section--muted { background: var(--bg-muted); }
.section--contact { padding-bottom: 140px; }
.section__head { max-width: 760px; margin-bottom: 72px; }
.section__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 4.2vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 18px;
}
.section__lede {
  font-size: clamp(16px, 1.4vw, 18px);
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(90px, 14vw, 180px) 0 clamp(80px, 12vw, 140px);
}
.hero .eyebrow { margin-bottom: 28px; }
.hero__title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(44px, 8vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0 0 28px;
  color: var(--ink);
}
.hero__lede {
  font-size: clamp(17px, 1.6vw, 21px);
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0 0 44px;
  line-height: 1.5;
}
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__divider {
  margin-top: clamp(60px, 10vw, 120px);
  height: 1px;
  background: var(--line-soft);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease),
              border-color .25s var(--ease), transform .25s var(--ease);
  will-change: transform;
}
.btn--primary {
  background: var(--ink);
  color: var(--bg);
}
.btn--primary:hover { background: #000; transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn--ghost:hover { border-color: var(--ink); }

/* ---------- Services ---------- */
.services {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
}
.service {
  padding: 36px 8px 36px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: transform .3s var(--ease);
}
.service:nth-child(odd) { padding-right: 40px; border-right: 1px solid var(--line); }
.service:nth-child(even) { padding-left: 40px; }
.service:hover { transform: translateY(-2px); }
.service__num {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--mute);
  letter-spacing: 0.02em;
}
.service__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: -0.01em;
  margin: 14px 0 10px;
  color: var(--ink);
}
.service__body {
  color: var(--ink-soft);
  margin: 0;
  max-width: 46ch;
}

/* ---------- Pillars ---------- */
.pillars {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.pillar {
  padding: 28px 0;
  border-top: 1px solid var(--line);
}
.pillar__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--ink);
}
.pillar__body { margin: 0; color: var(--ink-soft); max-width: 38ch; }

/* ---------- Reviews ---------- */
.reviews {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.review {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.review:hover { border-color: rgba(20,20,20,0.2); transform: translateY(-2px); }
.review blockquote { margin: 0; }
.review blockquote p {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.45;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.005em;
}
.review__meta {
  font-size: 13px;
  color: var(--mute);
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}
.review__name { color: var(--ink-soft); font-weight: 500; }

/* ---------- Contact ---------- */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}
.contact__intro .section__title { margin-bottom: 18px; }
.contact__list {
  list-style: none;
  padding: 0;
  margin: 40px 0 0;
  display: grid;
  gap: 16px;
}
.contact__list li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  font-size: 15px;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
}
.contact__list li:last-child { border-bottom: 1px solid var(--line-soft); }
.contact__label { color: var(--mute); font-size: 13px; letter-spacing: 0.02em; }
.contact__list a { color: var(--ink); border-bottom: 1px solid var(--line); transition: border-color .25s var(--ease); }
.contact__list a:hover { border-color: var(--ink); }

/* Form */
.contact__form {
  display: grid;
  gap: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}
.field { display: grid; gap: 8px; }
.field--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.field--split > div { display: grid; gap: 8px; }
.field label {
  font-size: 13px;
  color: var(--mute);
  letter-spacing: 0.02em;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.counter { color: var(--mute); font-variant-numeric: tabular-nums; }
.field input,
.field textarea {
  font: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: border-color .2s var(--ease), background .2s var(--ease);
  width: 100%;
}
.field input:hover,
.field textarea:hover { border-color: rgba(20,20,20,0.22); }
.field input:focus,
.field textarea:focus {
  border-color: var(--ink);
  background: var(--surface);
  outline: none;
}
.field textarea { resize: vertical; min-height: 120px; }

.form__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 4px;
  flex-wrap: wrap;
}
.form__status { margin: 0; font-size: 14px; color: var(--mute); }
.form__status.is-error { color: #a23a2a; }
.form__status.is-success { color: #2e6a3e; }
.form__fineprint { margin: 0; font-size: 12px; color: var(--mute); }

/* Honeypot — visually hidden but not display:none (bots avoid display:none) */
.hp {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Footer ---------- */
.footer {
  padding: 40px 0 60px;
  border-top: 1px solid var(--line-soft);
  color: var(--mute);
  font-size: 13px;
}
.footer__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: space-between;
  flex-wrap: wrap;
}
.footer__sep { display: none; }
.footer a:hover { color: var(--ink); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .section { padding: 80px 0; }
  .section__head { margin-bottom: 44px; }

  .nav__links { gap: 18px; font-size: 13px; }
  .nav__links a[href="#work"],
  .nav__links a[href="#reviews"] { display: none; }

  .services {
    grid-template-columns: 1fr;
  }
  .service:nth-child(odd),
  .service:nth-child(even) {
    padding: 28px 0;
    border-right: none;
  }

  .pillars { grid-template-columns: 1fr; gap: 0; }
  .pillar { padding: 24px 0; }

  .reviews { grid-template-columns: 1fr; }

  .contact { grid-template-columns: 1fr; gap: 48px; }
  .field--split { grid-template-columns: 1fr; }
  .contact__form { padding: 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .nav__name { display: none; }
  .contact__list li { grid-template-columns: 1fr; gap: 4px; }
}

/* Motion — honor prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}