/* ===========================================================
   Marylynne Berei — Portfolio
   Palette: paper #F4EFE4, ink #2B2620, brass #A87C3F,
            brass-light #C9A15F, teal #1F5C57, teal-light #3D7A73
   Type: Ibarra Real Nova (display) + Inter (body/utility)
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Ibarra+Real+Nova:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Inter:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root{
  --paper: #FAF9F7;
  --paper-deep: #F0EEEA;
  --ink: #17140F;
  --ink-soft: #59544C;
  --brass: #A87C3F;
  --brass-light: #C9A15F;
  --teal: #12213D;
  --teal-light: #2C4267;
  --hairline: #E3E0DA;
  --white: #FFFDF8;

  --font-display: 'Ibarra Real Nova', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius: 3px;
  --max-w: 1120px;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a{ color: inherit; }

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

.wrap{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}

@media (max-width: 480px){
  .wrap{ padding: 0 20px; }
}

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

.eyebrow{
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
}

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

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(240,238,234,0.92);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--hairline);
}

.site-header .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand span{ color: var(--teal); font-style: italic; }

.nav{
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a{
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: color .15s ease, border-color .15s ease;
}

.nav a:hover, .nav a.active{
  color: var(--teal);
  border-bottom-color: var(--brass);
}

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span{
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 760px){
  .nav-toggle{ display: flex; }

  .nav{
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    padding: 8px 32px 20px;
    border-bottom: 1px solid var(--hairline);
    box-shadow: 0 16px 32px -16px rgba(23,20,15,0.2);
  }

  .nav.nav-open{ display: flex; }

  .nav li{ width: 100%; }

  .nav a{
    display: block;
    padding: 15px 0;
    border-bottom: 1px solid var(--hairline);
    font-size: 15px;
  }

  .nav li:last-child a{ border-bottom: none; }
}

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

.hero{
  padding: 88px 0 56px;
  position: relative;
  overflow: hidden;
}

.hero .wrap{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 900px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero{ padding: 56px 0 64px; }
}

.hero-eyebrow{ margin-bottom: 18px; }

.hero h1{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(38px, 5.2vw, 58px);
  line-height: 1.05;
  margin: 0 0 22px;
  letter-spacing: -0.01em;
}

.hero h1 em{
  font-style: italic;
  color: var(--teal);
  font-weight: 400;
}

.hero p.lede{
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 34px;
}

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

.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}

.btn-primary{
  background: var(--teal);
  color: var(--white);
}
.btn-primary:hover{ background: var(--teal-light); transform: translateY(-1px); }

.btn-ghost{
  border-color: var(--ink);
  color: var(--ink);
}
.btn-ghost:hover{ border-color: var(--brass); color: var(--brass); transform: translateY(-1px); }

/* -------------------- Dashboard tile motif -------------------- */

.tile-board{
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.tile{
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 1px 2px rgba(43,38,32,0.04);
}

.tile-wide{ grid-column: span 2; }

.tile .tile-label{
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tile .tile-dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brass);
  display: inline-block;
}

.tile .tile-stat{
  font-family: var(--font-display);
  font-size: 34px;
  line-height: 1;
  font-weight: 500;
  color: var(--ink);
}

.tile .tile-sub{
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 6px;
}

.tile-bars{
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 44px;
  margin-top: 12px;
}
.tile-bars span{
  flex: 1;
  background: var(--teal-light);
  border-radius: 2px 2px 0 0;
  opacity: 0.85;
}

.tile:nth-child(1) .tile-bars span:nth-child(1){ height: 40%; }
.tile:nth-child(1) .tile-bars span:nth-child(2){ height: 70%; background: var(--teal); }
.tile:nth-child(1) .tile-bars span:nth-child(3){ height: 55%; }
.tile:nth-child(1) .tile-bars span:nth-child(4){ height: 90%; background: var(--brass); }
.tile:nth-child(1) .tile-bars span:nth-child(5){ height: 65%; }

/* -------------------- Section shell -------------------- */

section{ padding: 88px 0; }

.section-head{
  max-width: 640px;
  margin: 0 0 48px;
}

.section-head h2{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 40px);
  margin: 14px 0 0;
  letter-spacing: -0.01em;
}

/* -------------------- Work grid -------------------- */

.work-list{
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--hairline);
}

.work-row{
  display: grid;
  grid-template-columns: 90px 1fr 260px 140px;
  gap: 28px;
  align-items: center;
  padding: 34px 0;
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
  color: inherit;
  transition: background .15s ease;
}

.work-row:hover{ background: var(--paper-deep); }

.work-num{
  font-family: var(--font-display);
  font-style: italic;
  color: var(--brass-light);
  font-size: 22px;
}

.work-title{
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
}

.work-title small{
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  color: var(--ink-soft);
  margin-top: 6px;
}

.work-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag{
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: rgba(18,33,61,0.68);
  background: rgba(168,124,63,0.14);
  border-radius: 20px;
  padding: 5px 10px;
}

.work-cta{
  justify-self: end;
  font-size: 13px;
  font-weight: 600;
  color: var(--brass);
}

@media (max-width: 760px){
  .work-row{ grid-template-columns: 1fr; gap: 8px; padding: 26px 0; }
  .work-cta{ justify-self: start; }
}

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

.about{
  background: var(--teal);
  color: var(--paper);
}

.about .eyebrow{ color: var(--brass-light); }

.about h2{ color: var(--white); }

.about-grid{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: start;
}

@media (max-width: 900px){
  .about-grid{ grid-template-columns: 1fr; }
}

.about p{
  font-size: 17px;
  color: rgba(244,239,228,0.9);
}

.about blockquote{
  margin: 0;
  padding-left: 22px;
  border-left: 2px solid var(--brass-light);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 16px;
  line-height: 1.5;
  color: var(--white);
}

.stat-list{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat{
  border-top: 1px solid rgba(244,239,228,0.25);
  padding-top: 14px;
}

.stat .num{
  font-family: var(--font-display);
  font-size: 30px;
  color: var(--brass-light);
}

.stat .label{
  font-size: 13px;
  color: rgba(244,239,228,0.75);
  margin-top: 4px;
}

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

footer{
  padding: 56px 0 48px;
  border-top: 1px solid var(--hairline);
}

.footer-grid{
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-cta h3{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  margin: 8px 0 0;
}

.footer-links{
  display: flex;
  gap: 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links a{
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
}
.footer-links a:hover{ color: var(--teal); }

.copyright{
  margin-top: 40px;
  font-size: 12px;
  color: var(--ink-soft);
}

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

.cs-hero{
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--hairline);
}

.cs-hero .eyebrow{ margin-bottom: 16px; }

.cs-hero h1{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 4.6vw, 48px);
  margin: 0 0 20px;
  max-width: 18ch;
}

.cs-meta{
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.cs-meta div{ min-width: 120px; }

.cs-meta .label{
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.cs-meta .value{
  font-size: 15px;
  font-weight: 500;
}

.cs-body{
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 32px;
}

@media (max-width: 480px){
  .cs-body{ padding: 40px 20px; }
}

.cs-body h2{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  margin: 44px 0 16px;
}

.cs-body h2:first-child{ margin-top: 0; }

.highlight-heading{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  margin: 64px 0 6px;
}

.highlight-subtitle{
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 16px;
  line-height: 1.4;
}

@media (max-width: 640px){
  .highlight-heading{ margin-top: 48px; font-size: 23px; }
  .cs-body p{ font-size: 16px; line-height: 1.7; }
}

/* -------------------- Numbered process blocks -------------------- */

.pb-grid{
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.pb-block{
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 28px 26px;
  box-shadow: 0 4px 14px -10px rgba(23,20,15,0.15);
  margin: 0;
}

.pb-num{
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 32px;
  color: var(--brass-light);
  line-height: 1;
  margin-bottom: 14px;
}

.pb-content h2{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 14px;
}

.pb-content p{
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 1.7;
  margin: 0 0 16px;
}

.pb-content p:last-child{ margin-bottom: 0; }

@media (max-width: 760px){
  .pb-grid{ grid-template-columns: 1fr; gap: 20px; }
  .pb-num{ font-size: 28px; }
}

.cs-body p{
  font-size: 17px;
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.pull-tile{
  background: var(--white);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--brass);
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 32px 0;
}

.pull-tile .tile-label{
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 8px;
}

.pull-tile p{ margin: 0; color: var(--ink); font-size: 16px; }

.cs-nav{
  display: flex;
  justify-content: space-between;
  padding: 40px 0 80px;
  border-top: 1px solid var(--hairline);
  margin-top: 40px;
}

.cs-nav a{
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  color: var(--teal);
}

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

.cs-figure{
  margin: 36px 0;
}

.cs-figure img{
  width: 100%;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: 0 12px 32px -18px rgba(23,20,15,0.35);
}

.cs-figure .caption{
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 10px;
}

.cs-detail-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0;
}

.cs-detail-grid figure{
  margin: 0;
}

.cs-detail-grid img{
  width: 100%;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: 0 6px 16px -10px rgba(23,20,15,0.3);
}

.cs-detail-grid figcaption{
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 8px;
  text-align: center;
}

@media (max-width: 640px){
  .cs-detail-grid{ grid-template-columns: 1fr 1fr; }
}

/* -------------------- Tools used -------------------- */

.tools-used{
  margin: 40px 0 8px;
}

.tools-used .tile-label{
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.tools-row{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.tools-row .tool-chip{
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: 30px;
  padding: 8px 16px 8px 10px;
}

.tools-row .tool-chip img{
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.tools-row .tool-chip span{
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

/* -------------------- Reduced motion -------------------- */

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

/* -------------------- Focus visibility -------------------- */

a:focus-visible, button:focus-visible{
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}