/* URBANORTH — Marketing Site UI Kit styles
   Builds on /colors_and_type.css */

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

/* --------- Nav --------- */
.un-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px clamp(20px, 4vw, 64px);
  border-bottom: 1px solid var(--un-rule);
  background: var(--un-paper);
  position: sticky; top: 0; z-index: 10;
}
.un-nav__brand { border: 0; display: block; }
.un-nav__brand img { height: 18px; display: block; }
.un-nav__links { display: flex; gap: 32px; }
.un-nav__links a { font-size: 13px; color: var(--un-ink); border: 0; letter-spacing: 0.02em; padding: 4px 0; }
.un-nav__links a:hover, .un-nav__links a.is-active { color: var(--un-accent); }
.un-nav__right { display: flex; align-items: center; gap: 22px; }

.un-mono-label {
  font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--un-fg-3);
}
.un-mono-key {
  display: inline-block; min-width: 80px;
  font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--un-fg-3); margin-right: 12px;
}

/* --------- Buttons --------- */
.un-btn {
  font-family: var(--un-sans); font-size: 13px; font-weight: 500;
  letter-spacing: 0.04em; padding: 14px 22px;
  border: 1px solid var(--un-ink); cursor: pointer;
  transition: all .18s var(--un-ease); text-transform: uppercase;
  display: inline-block; line-height: 1; text-decoration: none;
}
.un-btn--solid { background: var(--un-ink); color: var(--un-paper); }
.un-btn--solid:hover { background: var(--un-accent); border-color: var(--un-accent); color: var(--un-paper); }
.un-btn--outline { background: transparent; color: var(--un-ink); }
.un-btn--outline:hover { background: var(--un-ink); color: var(--un-paper); }
.un-btn--ghost { background: transparent; border-color: transparent; color: var(--un-ink); padding: 14px 4px; border-bottom: 1px solid var(--un-ink); }
.un-btn--ghost:hover { color: var(--un-accent); border-bottom-color: var(--un-accent); }
.un-btn--sm { padding: 9px 16px; font-size: 11px; }

a.un-btn { border-bottom: 1px solid var(--un-ink); }
a.un-btn--solid { border-bottom-color: var(--un-ink); }
a.un-btn--ghost { border: 0; border-bottom: 1px solid var(--un-ink); }

/* --------- Eyebrow --------- */
.un-eyebrow-row { display: flex; align-items: center; gap: 14px; }
.un-eyebrow-num {
  font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em;
  color: var(--un-accent);
}
.un-eyebrow-row .un-eyebrow {
  font-family: var(--un-mono); font-size: 11px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--un-fg-3);
}

/* --------- Architectural placeholder --------- */
.un-arch {
  width: 100%; position: relative; overflow: hidden;
  background: linear-gradient(155deg, #2c2c29 0%, #4a4a45 45%, #6b6a64 100%);
  border: 1px solid rgba(28, 28, 26, 0.05);
}
.un-arch__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(246,244,239,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246,244,239,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
}
.un-arch__label {
  position: absolute; left: 22px; bottom: 18px;
  font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.2em;
  color: rgba(246,244,239,0.85); text-transform: uppercase;
  padding-top: 12px; border-top: 1px solid rgba(246,244,239,0.4);
  width: calc(100% - 44px); max-width: 520px;
}

/* --------- Hero --------- */
.un-hero { padding-top: 64px; padding-bottom: 80px; }
.un-hero__inner {
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: 64px; align-items: end; padding-bottom: 64px;
}
.un-hero__head h1 { font-family: var(--un-serif); font-weight: 300; font-size: clamp(56px, 8vw, 120px); line-height: 0.96; letter-spacing: -0.02em; margin-top: 24px; }
.un-hero__head em { font-style: italic; color: var(--un-accent); font-weight: 300; }
.un-hero__rail { display: flex; flex-direction: column; gap: 28px; padding-bottom: 12px; }
.un-hero__ctas { display: flex; gap: 24px; align-items: center; }

/* --------- Sections --------- */
.un-section { padding: 80px 0; }
.un-section--ink { background: var(--un-ink); color: var(--un-paper); padding: 100px 0; }
.un-section--ink .un-eyebrow-row .un-eyebrow { color: #9c9a92; }
.un-section--ink .un-eyebrow-num { color: var(--un-accent-soft); }

.un-section-head { margin-bottom: 48px; }
.un-section-head h2 { margin-top: 16px; font-family: var(--un-serif); font-weight: 300; font-size: clamp(36px, 5vw, 64px); line-height: 1.04; letter-spacing: -0.015em; }
.un-section-head h2 em { font-style: italic; color: var(--un-accent); font-weight: 300; }
.un-section-head .un-lead { margin-top: 20px; max-width: 56ch; }
.un-section-head--row { display: flex; justify-content: space-between; align-items: end; gap: 32px; }

/* --------- Stats --------- */
.un-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--un-rule-strong);
  border-bottom: 1px solid var(--un-rule-strong);
}
.un-stat { padding: 28px 22px 28px 0; border-right: 1px solid var(--un-rule); }
.un-stat:last-child { border-right: 0; }
.un-stat__num { font-family: var(--un-serif); font-weight: 300; font-size: 56px; line-height: 1; letter-spacing: -0.02em; color: var(--un-ink); }
.un-stat__num em { font-style: italic; color: var(--un-accent); }
.un-stat__lbl { font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--un-fg-3); margin-top: 14px; line-height: 1.5; }

/* --------- Services --------- */
.un-services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px 48px; }
.un-service { padding-top: 22px; border-top: 1px solid var(--un-rule-strong); }
.un-service__num { font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--un-accent); }
.un-service h4 { font-family: var(--un-serif); font-weight: 400; font-size: 26px; line-height: 1.1; margin: 12px 0 12px; }
.un-service p { color: var(--un-fg-2); font-size: 15px; }

/* --------- Project cards --------- */
.un-projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.un-projects-grid--3 { grid-template-columns: repeat(3, 1fr); }

.un-project-card { background: var(--un-white); border: 1px solid var(--un-rule); cursor: pointer; transition: transform .32s var(--un-ease), box-shadow .32s var(--un-ease); }
.un-project-card:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(28,28,26,0.08); }
.un-project-card .un-arch { border: 0; border-bottom: 1px solid var(--un-rule); }
.un-project-card__body { padding: 22px 24px 26px; }
.un-project-card__meta { display: flex; justify-content: space-between; font-family: var(--un-mono); font-size: 9px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--un-fg-3); margin-bottom: 14px; }
.un-project-card h3 { font-family: var(--un-serif); font-weight: 400; font-size: 26px; line-height: 1.1; letter-spacing: -0.01em; color: var(--un-ink); margin: 0 0 6px; }
.un-project-card__loc { font-family: var(--un-sans); font-size: 14px; color: var(--un-fg-3); }

/* --------- Principle band --------- */
.un-principle { max-width: 980px; }
.un-principle__quote { font-family: var(--un-serif); font-weight: 300; color: var(--un-paper); margin: 28px 0 40px; line-height: 1.18; }
.un-principle__quote em { font-style: italic; color: var(--un-accent-soft); }
.un-principle__cite { display: flex; justify-content: space-between; padding-top: 22px; border-top: 1px solid #3a3a37; font-family: var(--un-mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: #9c9a92; }
.un-link-light { color: var(--un-paper); border-bottom: 1px solid #3a3a37; }
.un-link-light:hover { color: var(--un-accent-soft); border-bottom-color: var(--un-accent-soft); }

/* --------- Page (interior) --------- */
.un-page { padding: 64px 0 96px; }
.un-page-head { margin-bottom: 56px; }
.un-page-head h1 { margin-top: 16px; font-family: var(--un-serif); font-weight: 300; font-size: clamp(40px, 5.5vw, 76px); line-height: 1.02; letter-spacing: -0.02em; }
.un-page-head h1 em { font-style: italic; color: var(--un-accent); font-weight: 300; }
.un-page-head--split { display: grid; grid-template-columns: 1.4fr 1fr; gap: 64px; align-items: end; }

/* --------- Filter bar --------- */
.un-filter-bar { display: flex; gap: 6px; align-items: center; padding: 16px 0; border-top: 1px solid var(--un-rule-strong); border-bottom: 1px solid var(--un-rule); margin-bottom: 40px; }
.un-filter { font-family: var(--un-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; padding: 8px 14px; background: transparent; border: 0; cursor: pointer; color: var(--un-fg-3); transition: color .18s, background .18s; }
.un-filter:hover { color: var(--un-ink); }
.un-filter.is-on { color: var(--un-paper); background: var(--un-ink); }
.un-filter__count { margin-left: auto; font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--un-fg-3); }

/* --------- Project detail --------- */
.un-back { background: transparent; border: 0; cursor: pointer; padding: 0 0 24px; font-family: var(--un-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--un-fg-3); }
.un-back:hover { color: var(--un-accent); }
.un-project-detail__head { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: end; padding-bottom: 32px; margin-bottom: 32px; border-bottom: 1px solid var(--un-rule-strong); }
.un-project-detail__head h1 { font-family: var(--un-serif); font-weight: 300; font-size: clamp(56px, 7vw, 96px); line-height: 0.98; letter-spacing: -0.02em; }
.un-project-detail__meta { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 28px; font-size: 14px; }
.un-project-detail__meta > div { display: flex; align-items: baseline; gap: 0; }
.un-project-detail__body { display: grid; grid-template-columns: 1.4fr 1fr; gap: 64px; padding-top: 48px; }
.un-project-detail__facts { display: flex; flex-direction: column; gap: 14px; padding-top: 32px; border-top: 1px solid var(--un-rule); font-size: 14px; color: var(--un-fg-2); }

/* --------- Approach process --------- */
.un-process { margin-top: 24px; }
.un-process__row { display: grid; grid-template-columns: 100px 240px 1fr; gap: 32px; padding: 36px 0; border-top: 1px solid var(--un-rule); align-items: baseline; }
.un-process__row:last-child { border-bottom: 1px solid var(--un-rule); }
.un-process__num { font-family: var(--un-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--un-accent); }
.un-process h3 { font-family: var(--un-serif); font-weight: 400; font-size: 32px; line-height: 1.05; letter-spacing: -0.01em; }
.un-process p { font-size: 16px; color: var(--un-fg-2); max-width: 56ch; }

/* --------- Investor pillars --------- */
.un-pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px 48px; margin-top: 24px; }
.un-pillar { padding: 28px 0; border-top: 1px solid var(--un-rule-strong); }
.un-pillar h4 { font-family: var(--un-serif); font-weight: 400; font-size: 28px; line-height: 1.1; margin: 0 0 12px; }
.un-pillar p { color: var(--un-fg-2); }

.un-cta-band { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-top: 80px; padding: 48px 0 12px; border-top: 1px solid var(--un-rule-strong); }
.un-cta-band h3 { font-family: var(--un-serif); font-weight: 300; font-size: 44px; line-height: 1.05; letter-spacing: -0.015em; margin-top: 16px; }

/* --------- About / team --------- */
.un-team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.un-team-member__body { padding-top: 18px; border-top: 1px solid var(--un-rule); margin-top: 18px; }
.un-team-member h4 { font-family: var(--un-serif); font-weight: 400; font-size: 22px; line-height: 1.1; margin: 0 0 8px; }
.un-team-member p { color: var(--un-fg-3); font-size: 13px; margin-top: 8px; }

/* --------- Contact form --------- */
.un-contact-info { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; font-size: 14px; color: var(--un-fg-2); padding-top: 24px; border-top: 1px solid var(--un-rule); }
.un-form { display: flex; flex-direction: column; gap: 22px; padding: 32px 36px; background: var(--un-white); border: 1px solid var(--un-rule); }
.un-form__row { display: flex; flex-direction: column; gap: 8px; }
.un-form__row label { font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--un-fg-3); }
.un-form__row input,
.un-form__row select,
.un-form__row textarea {
  font-family: var(--un-sans); font-size: 15px; padding: 10px 0;
  background: transparent; border: 0; border-bottom: 1px solid var(--un-rule-strong);
  color: var(--un-ink); outline: none; resize: vertical;
}
.un-form__row input:focus, .un-form__row textarea:focus, .un-form__row select:focus { border-bottom-color: var(--un-accent); }
.un-form__success { padding: 12px 0; }

/* --------- Footer --------- */
.un-footer { background: var(--un-ink); color: var(--un-paper); padding: 64px clamp(20px,4vw,64px) 32px; }
.un-footer__top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 32px; border-bottom: 1px solid #3a3a37; }
.un-footer__brand img { height: 18px; }
.un-footer__brand p { color: #9c9a92; font-size: 14px; margin: 18px 0 0; max-width: 28ch; }
.un-footer h5 { font-family: var(--un-mono); font-size: 9px; letter-spacing: 0.2em; text-transform: uppercase; color: #6b6a64; margin: 0 0 16px; font-weight: 400; }
.un-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; color: #9c9a92; font-size: 14px; }
.un-footer ul a { color: var(--un-paper); border: 0; }
.un-footer ul a:hover { color: var(--un-accent-soft); }
.un-footer__bottom { display: flex; justify-content: space-between; padding-top: 22px; font-family: var(--un-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: #6b6a64; }

/* --------- Responsive --------- */
@media (max-width: 900px) {
  .un-hero__inner, .un-page-head--split, .un-project-detail__head, .un-project-detail__body { grid-template-columns: 1fr; gap: 32px; }
  .un-stats, .un-services, .un-projects-grid, .un-projects-grid--3, .un-team-grid, .un-pillars, .un-footer__top { grid-template-columns: repeat(2, 1fr); }
  .un-process__row { grid-template-columns: 1fr; gap: 12px; }
}