/* ============================================
   Nicole Lio Design — Design Tokens
   Palette: warm white / deep brown / blush / antique gold
   Signature: "foundation to finish" line motif —
   a straight, blueprint-like line that resolves into
   a soft organic curve, echoing the move from 20 years
   of concrete foundation work into interior design.
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400&family=Work+Sans:wght@300;400;500;600&display=swap');

:root {
  --warm-white: #FAF5EE;
  --paper: #F3ECE1;
  --brown-deep: #3E2E23;
  --brown-mid: #6B5545;
  --blush: #E3BFAF;
  --blush-soft: #EFDCD1;
  --gold: #A9814E;
  --gold-line: #C9A268;

  --font-display: 'Fraunces', serif;
  --font-body: 'Work Sans', sans-serif;

  --max-width: 1120px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 7rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--warm-white);
  color: var(--brown-deep);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--brown-deep);
  line-height: 1.15;
  margin: 0 0 var(--space-sm);
}

h1 { font-size: clamp(2.6rem, 5vw, 4.4rem); font-weight: 400; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.9rem, 3vw, 2.6rem); }
h3 { font-size: 1.35rem; font-weight: 500; }

p { margin: 0 0 var(--space-sm); color: var(--brown-mid); }

a { color: var(--brown-deep); text-decoration: none; }

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: var(--gold);
  font-weight: 600;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ---------- Header / Nav ---------- */

header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 245, 238, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(62, 46, 35, 0.08);
}

.nav-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.1rem var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  color: var(--brown-deep);
}

.logo span { color: var(--gold); }

nav.main-nav {
  display: flex;
  gap: var(--space-md);
}

nav.main-nav a {
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  color: var(--brown-mid);
  position: relative;
  padding-bottom: 4px;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--brown-deep);
}

nav.main-nav a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--gold);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--brown-deep);
  cursor: pointer;
}

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

.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border-radius: 2px;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  font-weight: 500;
  border: 1px solid var(--brown-deep);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn-primary {
  background: var(--brown-deep);
  color: var(--warm-white);
}
.btn-primary:hover { background: var(--gold); border-color: var(--gold); color: var(--warm-white); }

.btn-outline {
  background: transparent;
  color: var(--brown-deep);
}
.btn-outline:hover { background: var(--brown-deep); color: var(--warm-white); }

/* ---------- Signature divider: foundation → finish ---------- */

.divider {
  width: 100%;
  height: 48px;
  margin: 0 auto;
  display: block;
}

.divider path {
  stroke: var(--gold-line);
  stroke-width: 1.4;
  fill: none;
}

.divider .dash { stroke-dasharray: 6 6; }

/* ---------- Hero ---------- */

.hero {
  padding: var(--space-xl) 0 var(--space-lg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero-photo {
  aspect-ratio: 4 / 5;
  background: linear-gradient(160deg, var(--blush-soft), var(--paper));
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brown-mid);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-align: center;
  padding: var(--space-sm);
  border: 1px solid rgba(62,46,35,0.08);
  overflow: hidden;
}

.hero-photo img,
.photo-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero h1 { margin-bottom: var(--space-md); }

.hero-lede {
  font-size: 1.1rem;
  max-width: 46ch;
}

.hero-ctas { display: flex; gap: var(--space-sm); margin-top: var(--space-md); }

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

section { padding: var(--space-lg) 0; }

.section-alt { background: var(--paper); }

.section-head { max-width: 62ch; margin-bottom: var(--space-lg); }

/* ---------- Grid cards ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.card {
  background: var(--warm-white);
  border: 1px solid rgba(62,46,35,0.08);
  padding: var(--space-md);
}

.card h3 { margin-bottom: 0.5rem; }

.photo-tile {
  aspect-ratio: 4/3;
  background: linear-gradient(155deg, var(--blush-soft) 0%, var(--paper) 100%);
  border: 1px solid rgba(62,46,35,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brown-mid);
  font-size: 0.78rem;
  text-align: center;
  padding: var(--space-sm);
}

.photo-tile.tall { aspect-ratio: 3/4; }

/* ---------- Portfolio masonry-ish grid ---------- */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.portfolio-grid .photo-tile:nth-child(3n+1) { grid-row: span 2; aspect-ratio: auto; }

/* ---------- Process list ---------- */

.process {
  display: grid;
  gap: var(--space-md);
}

.process-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-top: 1px solid rgba(62,46,35,0.12);
}

.process-item:last-child { border-bottom: 1px solid rgba(62,46,35,0.12); }

.process-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--gold);
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-lg);
  align-items: start;
}

.timeline {
  border-left: 1px solid var(--gold-line);
  padding-left: var(--space-md);
  display: grid;
  gap: var(--space-md);
}

.timeline-item .eyebrow { display: block; margin-bottom: 0.2rem; }

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

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-lg);
}

.contact-info p { margin-bottom: var(--space-sm); }

.contact-info a:hover { color: var(--gold); }

form.contact-form {
  display: grid;
  gap: var(--space-sm);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-sm); }

label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--brown-mid);
  margin-bottom: 0.35rem;
}

input, select, textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  background: var(--warm-white);
  border: 1px solid rgba(62,46,35,0.22);
  border-radius: 2px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--brown-deep);
}

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

textarea { min-height: 130px; resize: vertical; }

.form-status {
  font-size: 0.9rem;
  padding: 0.7rem 0.9rem;
  border-radius: 2px;
  display: none;
}

.form-status.success { display: block; background: #E7EFE3; color: #3D5C33; }
.form-status.error { display: block; background: #F5E2DE; color: #8C3B2E; }

.form-note { font-size: 0.78rem; color: var(--brown-mid); }

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

footer.site-footer {
  background: var(--brown-deep);
  color: var(--paper);
  padding: var(--space-lg) 0 var(--space-md);
}

footer.site-footer a { color: var(--paper); }
footer.site-footer a:hover { color: var(--blush); }

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.footer-grid h4 {
  color: var(--blush);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.footer-grid p, .footer-grid a { color: rgba(243,236,225,0.78); font-size: 0.9rem; }

.footer-bottom {
  border-top: 1px solid rgba(243,236,225,0.15);
  padding-top: var(--space-sm);
  font-size: 0.78rem;
  color: rgba(243,236,225,0.55);
  display: flex;
  justify-content: space-between;
}

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

@media (max-width: 860px) {
  nav.main-nav { display: none; }
  .nav-toggle { display: block; }
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; }
}

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