/* Linear Workspace Architects LLC — brand stylesheet
   Fonts: Jost (Century Gothic substitute) / EB Garamond
   Ink #1B2430 · Forest #3F7A25 · Gold #E0A72C · Sage #DCE6D8 */

:root {
  --ink: #1B2430;
  --text: #222222;
  --forest: #3F7A25;
  --forest-ink: #3A7022;
  --gold: #E0A72C;
  --sage: #DCE6D8;
  --mist: #EEF1F3;
  --paper: #F4F6F4;
  --muted: #4C5450;
  --caption: #60655F;
  --rule: #DDE2E0;
  --heading: "Jost", "Century Gothic", "Questrial", sans-serif;
  --body: "EB Garamond", "Garamond", Georgia, serif;
  --wrap: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 19px;
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .nav, .btn, .eyebrow, .price, .tag {
  font-family: var(--heading);
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: -0.015em;
  margin: 0 0 1.1rem;
}

h2 {
  font-size: clamp(1.55rem, 3.2vw, 2.2rem);
  line-height: 1.2;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 1.1rem;
}

h3 {
  font-size: 1.28rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  margin: 0 0 0.5rem;
}

p { margin: 0 0 1.15rem; }
a { color: var(--forest-ink); }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-size: 0.76rem;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  color: var(--forest-ink);
  font-weight: 500;
  margin: 0 0 0.9rem;
}

.lede { font-size: 1.22rem; color: var(--muted); max-width: 62ch; }

/* ---------- Navigation ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(27, 36, 48, 0.97);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid #2C3745;
}

.nav-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: 0.02em;
  font-size: 1.02rem;
  white-space: nowrap;
}

.brand img.mark {
  height: 52px;
  width: auto;
  display: block;
}

.foot-mark {
  height: 52px;
  width: auto;
  display: block;
  margin-bottom: 16px;
}

@media (max-width: 700px) {
  .brand img.mark { height: 34px; }
  .foot-mark { height: 42px; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.93rem;
  letter-spacing: 0.03em;
}

.nav-links a {
  color: #E3E9EE;
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover { border-bottom-color: var(--gold); }
.nav-links a.active { border-bottom-color: var(--gold); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.5rem;
  color: #E3E9EE;
  cursor: pointer;
  line-height: 1;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 2px;
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  border: 2px solid var(--forest);
  background: var(--forest);
  color: #fff;
  transition: background 0.18s, color 0.18s;
}

.btn:hover { background: #35661f; border-color: #35661f; }

.btn-ghost {
  background: transparent;
  color: var(--forest);
}

.btn-ghost:hover { background: var(--forest); color: #fff; }

.btn-light {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.btn-light:hover { background: #cf9721; border-color: #cf9721; }

/* ---------- Sections ---------- */

section { padding: 82px 0; }
.sage { background: var(--sage); }
.mist { background: var(--mist); }
.dark { background: var(--ink); color: #EEF1F3; }
.dark h2, .dark h3 { color: #fff; }
.dark .eyebrow { color: var(--gold); }
.dark .lede { color: #C3CBD4; }
.dark a:not(.btn) { color: var(--sage); }
.dark a:not(.btn):hover { color: var(--gold); }

.hero {
  padding: 104px 0 96px;
  background: var(--ink);
  color: #EEF1F3;
}

.hero h1 { color: #FFFFFF; }
.hero .lede { color: #BCC6D1; }
.hero .eyebrow { color: var(--gold); }
.hero .tagline { color: var(--sage); }
.hero .btn-ghost { color: var(--sage); border-color: var(--sage); }
.hero .btn-ghost:hover { background: var(--sage); color: var(--ink); }

.tagline {
  font-family: var(--heading);
  font-size: 0.95rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--forest-ink);
  margin: 26px 0 0;
}

.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Grids ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
  margin-top: 46px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 54px;
  align-items: start;
}

.pillar {
  border-top: 3px solid var(--gold);
  padding-top: 20px;
}

.pillar p { font-size: 1.03rem; color: var(--muted); margin: 0; }
.dark .pillar p { color: #C3CBD4; }

/* ---------- Service cards ---------- */

.service {
  border: 1px solid var(--rule);
  border-left: 4px solid var(--forest);
  border-radius: 3px;
  padding: 32px 34px;
  margin-bottom: 22px;
  background: #FFFFFF;
}

.service-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.service h3 { margin: 0; }

.price {
  font-size: 1.1rem;
  color: var(--forest-ink);
  font-weight: 500;
  white-space: nowrap;
}

.tag {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--caption);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 3px 10px;
  margin-bottom: 14px;
}

.service p { margin: 0; color: var(--muted); font-size: 1.05rem; }

.service.featured { border-left-color: var(--gold); background: #FCF8EE; }

/* ---------- Case study ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.stats li { border-top: 2px solid var(--gold); padding-top: 14px; }

.stats .n {
  font-family: var(--heading);
  font-size: 2.05rem;
  display: block;
  line-height: 1.1;
}

.stats .l {
  font-size: 0.92rem;
  color: var(--caption);
  letter-spacing: 0.02em;
}

.dark .stats .l { color: #A9B4C0; }

/* ---------- Contact form ---------- */

.form { max-width: 560px; }
.field { margin-bottom: 20px; }

.field label {
  display: block;
  font-family: var(--heading);
  font-size: 0.83rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  margin-bottom: 7px;
  color: var(--ink);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid #C6CED6;
  border-radius: 2px;
  font-family: var(--body);
  font-size: 1.02rem;
  background: #fff;
  color: var(--ink);
}

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

.field textarea { min-height: 132px; resize: vertical; }

/* ---------- Footer ---------- */

footer {
  background: var(--ink);
  color: #9BA6B2;
  padding: 52px 0 42px;
  font-size: 0.95rem;
}

footer a { color: var(--sage); text-decoration: none; }
footer a:hover { text-decoration: underline; }

.foot-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  justify-content: space-between;
  align-items: flex-start;
}

.foot-brand {
  font-family: var(--heading);
  color: #fff;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.rule { height: 1px; background: #2C3745; margin: 34px 0 22px; }

/* ---------- Utility ---------- */

.note {
  background: #FFF8E6;
  border-left: 4px solid var(--gold);
  padding: 16px 20px;
  font-size: 0.97rem;
  color: #6B5A2E;
  margin: 26px 0;
  border-radius: 2px;
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr; gap: 28px; }
  .grid-2 { grid-template-columns: 1fr; gap: 34px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 700px) {
  body { font-size: 18px; }
  section { padding: 60px 0; }
  .hero { padding: 68px 0 58px; }
  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 86px;
    left: 0;
    right: 0;
    background: var(--ink);
    border-bottom: 1px solid #2C3745;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 28px 20px;
  }

  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; padding: 11px 0; }
  .service { padding: 26px 24px; }
}