/* ============================================================
   Andrew Zvoma Portfolio — style.css
   All sections are full-width; content constrained by .inner
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:       #2563eb;
  --blue-dark:  #1d4ed8;
  --blue-light: #eff6ff;
  --blue-border:#bfdbfe;
  --green:      #16a34a;
  --green-bg:   #f0fdf4;
  --green-border:#bbf7d0;
  --navy:       #0f172a;
  --white:      #ffffff;
  --bg-soft:    #f8f9fc;
  --text:       #111827;
  --text-2:     #374151;
  --text-3:     #6b7280;
  --text-4:     #9ca3af;
  --border:     #e5e7eb;
  --border-2:   #d1d5db;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
  --r:     8px;
  --r-lg:  12px;
  --r-xl:  16px;
  --max:   1100px;
  --px:    1.5rem;          /* horizontal page padding */
}

html { scroll-behavior: smooth; }
body  { background: var(--white); color: var(--text); font-family: var(--sans); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a     { color: inherit; text-decoration: none; }
img   { max-width: 100%; height: auto; display: block; }

/* ============================================================
   INNER — the only container class used
   Wrap every section's content in <div class="inner">
   ============================================================ */
.inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--px);
}

/* ============================================================
   NAV — logo left, links + contact button flush right
   ============================================================ */
nav {
  position: sticky; top: 0; z-index: 200;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.nav-logo {
  font-size: 0.95rem; font-weight: 700;
  color: var(--text); white-space: nowrap; line-height: 1;
  flex-shrink: 0;
}
.nav-logo span { color: var(--blue); }
/* links and button sit together on the right, no gap/separator */
.nav-right {
  display: flex; align-items: center; gap: 1.75rem;
}
.nav-links {
  display: flex; gap: 1.75rem; list-style: none; align-items: center;
}
.nav-links a {
  font-size: 0.875rem; color: var(--text-2);
  transition: color 0.15s; white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-cta a {
  display: inline-block;
  background: var(--blue); color: #fff;
  font-size: 0.85rem; font-weight: 500;
  padding: 0.45rem 1.1rem; border-radius: var(--r);
  transition: background 0.15s; white-space: nowrap;
}
.nav-cta a:hover { background: var(--blue-dark); }

/* ============================================================
   BADGE
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.7rem; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--green); background: var(--green-bg);
  border: 1px solid var(--green-border); border-radius: 100px;
  padding: 0.32rem 0.9rem; font-weight: 600;
}
.badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--green); animation: blink 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.25} }

/* ============================================================
   HERO — centred layout matching reference screenshot
   ============================================================ */
.hero-section {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 62px);
  display: flex;
  align-items: center;
  padding: 5rem 0 4rem;
}

/* subtle dot grid across full section */
.hero-dots {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image: radial-gradient(circle, #c7d2e8 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.35;
}

.hero-section .inner { position: relative; z-index: 1; width: 100%; }

/* centred content block */
.hero-content {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.hero-eyebrow { margin-bottom: 1.5rem; }

.hero-title {
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 800; line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 0.6rem;
}
.hero-title .accent { color: var(--blue); }

.hero-role {
  font-size: 1.05rem; color: var(--text-3);
  margin-bottom: 1.1rem; font-weight: 400;
}

.hero-desc {
  font-size: 0.96rem; color: var(--text-2);
  max-width: 560px; line-height: 1.8; margin: 0 auto 1.75rem;
}

.hero-tags {
  display: flex; flex-wrap: wrap; gap: 0.45rem;
  margin-bottom: 2.5rem;
  justify-content: center;
}
.tag {
  font-size: 0.75rem; padding: 0.3rem 0.85rem;
  border: 1px solid var(--border-2); border-radius: 100px;
  color: var(--text-3); background: var(--white);
}

/* stats row as a bordered card strip */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  max-width: 720px;
  margin: 0 auto;
}
.stat {
  background: var(--white);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 1.25rem 1rem;
}
.stat-num {
  font-size: 2.25rem; font-weight: 800; line-height: 1;
  color: var(--text); letter-spacing: -0.02em;
}
.stat-num.blue { color: var(--blue); }
.stat-label {
  font-size: 0.67rem; color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.09em; margin-top: 0.3rem;
  text-align: center;
}

/* ============================================================
   SECTION — generic full-width section wrapper
   ============================================================ */
.section { padding: 4.5rem 0; }
.section + .section,
hr.divider + .section { /* ensure dividers sit flush */ }

hr.divider { border: none; border-top: 1px solid var(--border); margin: 0; }

.section-tag {
  display: block; font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--text-3); margin-bottom: 0.4rem;
}
.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800; letter-spacing: -0.025em;
  line-height: 1.1; margin-bottom: 0.6rem; color: var(--text);
}
.section-title .accent { color: var(--blue); }
.section-desc {
  color: var(--text-2); max-width: 560px;
  line-height: 1.78; margin-bottom: 2.25rem; font-size: 0.96rem;
}

/* ============================================================
   CASE STUDY CARDS — home + list pages
   ============================================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.cs-card {
  display: flex; flex-direction: column;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}
.cs-card:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,0.09);
  transform: translateY(-2px);
}

.cs-thumb {
  width: 100%; overflow: hidden;
  display: block;
  height: 200px; flex-shrink: 0;
  background: var(--bg-soft);
}
.card-wide .cs-thumb  { height: 240px; }
.card-wide-2 .cs-thumb { height: 220px; }

.cs-thumb img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 0.35s ease;
}
.cs-card:hover .cs-thumb img { transform: scale(1.04); }

/* Coloured thumb backgrounds */
.thumb-blue   { background: #dbeafe; }
.thumb-green  { background: #dcfce7; }
.thumb-pink   { background: #fce7f3; }
.thumb-cream  { background: #fef9c3; }
.thumb-purple { background: #f3e8ff; }
.thumb-slate  { background: #f1f5f9; }

.cs-body { padding: 1.2rem 1.3rem 1.4rem; flex: 1; display: flex; flex-direction: column; }

.cs-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 0.55rem; }
.ctag {
  font-size: 0.68rem; font-weight: 500;
  padding: 0.18rem 0.55rem; border-radius: 100px;
  border: 1px solid var(--border-2); color: var(--text-3); background: var(--white);
}
.ctag.blue  { color: var(--blue);  background: var(--blue-light);  border-color: var(--blue-border); }
.ctag.green { color: var(--green); background: var(--green-bg); border-color: var(--green-border); }

.cs-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; color: var(--text); line-height: 1.3; }
.cs-desc  { font-size: 0.82rem; color: var(--text-3); line-height: 1.6; margin-bottom: 0.6rem; flex: 1; }
.cs-role  { font-size: 0.74rem; color: var(--text-4); margin-bottom: 0.55rem; }
.cs-link  { font-size: 0.8rem; color: var(--blue); font-weight: 600; margin-top: auto; }
.cs-link:hover { text-decoration: underline; }

/* "View all" button */
.view-all-wrap { text-align: center; margin-top: 1.5rem; }
.btn-outline-blue {
  display: inline-block;
  font-size: 0.875rem; font-weight: 600; color: var(--blue);
  border: 1px solid var(--blue-border); background: var(--blue-light);
  padding: 0.6rem 1.5rem; border-radius: var(--r);
  transition: all 0.15s;
}
.btn-outline-blue:hover { background: var(--blue); color: #fff; border-color: var(--blue); }

/* ── SVG icon wrap — replaces emoji icons sitewide ── */
.icon-wrap {
  width: 36px; height: 36px;
  background: var(--blue-light); border: 1px solid var(--blue-border);
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.75rem; flex-shrink: 0;
}
.icon-wrap svg {
  width: 18px; height: 18px;
  stroke: var(--blue); fill: none;
  stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round;
}
.icon-wrap.sm {
  width: 28px; height: 28px; border-radius: var(--r); margin-bottom: 0.35rem;
}
.icon-wrap.sm svg { width: 14px; height: 14px; }

/* ============================================================
   WHAT I BRING — skills grid
   ============================================================ */
.skills-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; }
.skill-card {
  border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 1.4rem; background: var(--white);
}
.skill-icon { display: none; } /* replaced by .icon-wrap */
.skill-title { font-size: 0.9rem; font-weight: 700; margin-bottom: 0.35rem; }
.skill-desc  { font-size: 0.8rem; color: var(--text-3); line-height: 1.6; margin-bottom: 0.85rem; }
.skill-tags  { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.skill-tag {
  font-size: 0.68rem; padding: 0.15rem 0.5rem;
  border-radius: var(--r); border: 1px solid var(--border);
  color: var(--text-3); background: var(--bg-soft);
}

/* ============================================================
   PROCESS — numbered list
   ============================================================ */
.process-list { display: flex; flex-direction: column; }
.process-item {
  display: grid; grid-template-columns: 36px 1fr;
  gap: 1.25rem; padding: 1.5rem 0;
  border-bottom: 1px solid var(--border); align-items: start;
}
.process-item:last-child { border-bottom: none; }
.process-num {
  font-size: 0.72rem; font-weight: 700; color: var(--blue);
  background: var(--blue-light); border: 1px solid var(--blue-border);
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.process-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.3rem; }
.process-desc  { font-size: 0.875rem; color: var(--text-2); line-height: 1.7; }

/* ============================================================
   ABOUT — two column
   ============================================================ */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.about-p    { font-size: 0.9rem; color: var(--text-2); line-height: 1.82; margin-bottom: 0.9rem; }
.about-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem; }
.about-chip {
  font-size: 0.74rem; padding: 0.22rem 0.65rem;
  border-radius: var(--r); border: 1px solid var(--border-2);
  color: var(--text-2); background: var(--bg-soft);
}

/* about photo sits above the stats grid */
.about-photo {
  width: 100%; border-radius: var(--r-xl); overflow: hidden;
  margin-bottom: 1.1rem; border: 1px solid var(--border);
  aspect-ratio: 4/3; background: var(--bg-soft);
}
.about-photo img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}

.about-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.25rem;
}
.about-stat {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 1rem; text-align: center;
}
.about-stat-num   { font-size: 1.75rem; font-weight: 800; color: var(--blue); line-height: 1; }
.about-stat-label { font-size: 0.7rem; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 0.2rem; }
.qual-box {
  background: var(--blue-light); border: 1px solid var(--blue-border);
  border-radius: var(--r-lg); padding: 1.25rem;
}
.qual-title {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.09em; color: var(--blue); margin-bottom: 0.75rem;
}
.qual-item {
  font-size: 0.82rem; color: var(--text-2);
  margin-bottom: 0.4rem; display: flex; gap: 0.45rem; line-height: 1.5;
}
.qual-item::before { content: '✓'; color: var(--blue); font-weight: 700; flex-shrink: 0; }

/* ============================================================
   CTA STRIP — full-width blue band
   ============================================================ */
.cta-strip { background: var(--blue); padding: 5rem var(--px); text-align: center; }
.cta-eyebrow {
  display: block; font-size: 0.72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: rgba(255,255,255,0.65); margin-bottom: 1rem;
}
.cta-title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800; color: #fff;
  line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 2rem;
  max-width: 640px; margin-left: auto; margin-right: auto;
}
.btn-white {
  display: inline-block; background: #fff; color: var(--blue);
  font-size: 0.9rem; font-weight: 700;
  padding: 0.75rem 2rem; border-radius: var(--r); transition: all 0.15s;
}
.btn-white:hover { background: var(--blue-light); }

/* ============================================================
   FOOTER — full-width dark strip
   ============================================================ */
footer { background: var(--navy); color: rgba(255,255,255,0.55); padding: 3rem 0 0; }
.footer-grid {
  max-width: var(--max); margin: 0 auto; padding: 0 var(--px) 2.5rem;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 3rem;
}
.footer-brand-name { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 0.4rem; }
.footer-brand-name span { color: var(--blue); }
.footer-brand-desc { font-size: 0.8rem; line-height: 1.65; max-width: 220px; }
.footer-col h4 {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.1em; color: rgba(255,255,255,0.4); margin-bottom: 0.85rem;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.45rem; }
.footer-col a { font-size: 0.82rem; transition: color 0.15s; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  max-width: var(--max); margin: 0 auto;
  padding: 1.25rem var(--px);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.74rem;
}

/* ============================================================
   CASE STUDIES LIST PAGE
   ============================================================ */
.cs-list-hero { padding: 3.5rem 0 0; }
.cs-list-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  letter-spacing: -0.03em; margin-bottom: 0.5rem;
}
.cs-list-title .accent { color: var(--blue); }
.cs-list-desc {
  color: var(--text-2); font-size: 0.96rem;
  line-height: 1.75; max-width: 540px; margin-bottom: 2.5rem;
}

/* ============================================================
   CASE STUDY DETAIL PAGE
   ============================================================ */
.cs-detail { max-width: 860px; margin: 0 auto; padding: 0 var(--px); }

.cs-back {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.8rem; color: var(--text-3);
  padding-top: 1.75rem; margin-bottom: 0.25rem;
  transition: color 0.15s;
}
.cs-back:hover { color: var(--text); }

.cs-hero { padding-bottom: 2.25rem; border-bottom: 1px solid var(--border); margin-bottom: 0; }
.cs-tag  { display: block; font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--blue); margin-bottom: 0.5rem; }

.cs-page-title {
  font-size: clamp(1.75rem, 4vw, 3rem); font-weight: 800;
  letter-spacing: -0.025em; line-height: 1.08; margin-bottom: 0.75rem;
}
.cs-lead { font-size: 1rem; color: var(--text-2); max-width: 680px; line-height: 1.78; margin-bottom: 1.5rem; }

/* pill row */
.cs-pills { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: 1.5rem; }
.cs-pill {
  font-size: 0.7rem; font-weight: 500;
  padding: 0.28rem 0.75rem; border-radius: 100px;
  border: 1px solid var(--border-2); color: var(--text-2); background: var(--bg-soft);
}
.cs-pill.blue  { color: var(--blue);  background: var(--blue-light);  border-color: var(--blue-border); }
.cs-pill.green { color: var(--green); background: var(--green-bg); border-color: var(--green-border); }

/* stats row */
.cs-stats {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  overflow: hidden; margin-bottom: 2rem;
}
.cs-stat-cell { background: var(--white); padding: 1rem 1.1rem; }
.cs-stat-lbl { font-size: 0.67rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-3); margin-bottom: 0.3rem; }
.cs-stat-val { font-size: 0.9rem; font-weight: 600; color: var(--text); }
.cs-stat-val.blue { color: var(--blue); }

/* hero image */
.cs-hero-img { margin: 2.25rem 0; border-radius: var(--r-xl); overflow: hidden; border: 1px solid var(--border); }
.cs-hero-img img { width: 100%; display: block; }

/* full-width layout — no sidebar */
.cs-layout {
  display: block;
  padding-bottom: 4rem;
}
.cs-main { width: 100%; }
.cs-sidebar { display: none; } /* sidebar removed — content is full width */

/* content blocks */
.cs-block { margin-bottom: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--border); }
.cs-block:last-child { border-bottom: none; margin-bottom: 0; }

.cs-h2 { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.015em; margin-bottom: 0.85rem; }
.cs-h3 {
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.09em; color: var(--text-3);
  margin: 1.25rem 0 0.45rem;
}
.cs-h3:first-child { margin-top: 0; }
.cs-p  { color: var(--text-2); line-height: 1.8; font-size: 0.92rem; margin-bottom: 0.85rem; }
.cs-ul { padding-left: 1.2rem; margin: 0.5rem 0 0.85rem; }
.cs-ul li { font-size: 0.9rem; color: var(--text-2); margin-bottom: 0.3rem; line-height: 1.65; }

.cs-quote {
  border-left: 3px solid var(--blue);
  padding: 0.8rem 1.15rem; margin: 1.25rem 0;
  background: var(--blue-light); border-radius: 0 var(--r) var(--r) 0;
}
.cs-quote p    { font-style: italic; color: var(--text-2); font-size: 0.92rem; line-height: 1.7; margin-bottom: 0.35rem; }
.cs-quote cite { font-size: 0.75rem; color: var(--text-3); font-style: normal; font-weight: 500; }

/* step cards */
.steps-wrap { display: grid; gap: 1rem; margin: 1.1rem 0; }
.step-card  { border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.35rem; background: var(--white); }
.sc-head    { display: flex; gap: 0.85rem; align-items: flex-start; margin-bottom: 0.6rem; }
.sc-num {
  font-size: 0.7rem; font-weight: 700; color: var(--blue);
  background: var(--blue-light); border: 1px solid var(--blue-border);
  width: 28px; height: 28px; min-width: 28px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.sc-title { font-size: 0.85rem; font-weight: 700; padding-top: 0.3rem; color: var(--text); }
.sc-desc  { font-size: 0.875rem; color: var(--text-2); line-height: 1.72; }

/* outcomes row */
.cs-outcomes {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 1rem; margin: 1.25rem 0;
}
.cs-outcome {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 1.1rem; text-align: center;
}
.cs-outcome-val   { font-size: 1.5rem; font-weight: 800; color: var(--blue); line-height: 1; margin-bottom: 0.3rem; }
.cs-outcome-label { font-size: 0.73rem; color: var(--text-3); line-height: 1.4; }

/* image grids */
.cs-img   { margin: 1.25rem 0; border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--border); }
.cs-img img { width: 100%; display: block; }
/* research/synthesis images — larger, full width single or 2-col */
.cs-img-research { margin: 1.5rem 0; }
.cs-img-research img { width: 100%; display: block; border-radius: var(--r-lg); border: 1px solid var(--border); }
.cs-img-research-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1.5rem 0; }
.cs-img-research-2 img { width: 100%; display: block; border-radius: var(--r-lg); border: 1px solid var(--border); }
.cs-img-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; margin: 1.25rem 0; }
.cs-img-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 0.85rem; margin: 1.25rem 0; }
.cs-img-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 0.75rem; margin: 1.25rem 0; }
.cs-img-2 img, .cs-img-3 img, .cs-img-4 img { border-radius: var(--r); border: 1px solid var(--border); width: 100%; display: block; }

/* phone mockup strip — 5 phones side by side like mobile_screens_example */
.phone-strip {
  display: flex; gap: 1rem; margin: 1.5rem 0;
  align-items: flex-start;
  overflow-x: auto; padding-bottom: 0.5rem;
}
.phone-strip::-webkit-scrollbar { height: 4px; }
.phone-strip::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 2px; }
.phone-frame {
  flex: 1; min-width: 160px;
  background: #111; border-radius: 28px;
  padding: 10px; box-shadow: 0 4px 20px rgba(0,0,0,0.18);
  flex-shrink: 0;
}
.phone-frame img {
  width: 100%; display: block;
  border-radius: 20px; overflow: hidden;
}
.phone-label {
  font-size: 0.7rem; color: var(--text-3); text-align: center;
  margin-top: 0.6rem; line-height: 1.4;
}

/* before/after */
.cs-ba { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden; margin: 1.25rem 0; }
.cs-ba-col { background: var(--white); padding: 1.35rem; }
.cs-ba-col h4 { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-3); margin-bottom: 0.8rem; }
.cs-ba-item { margin-bottom: 0.7rem; }
.cs-ba-val { font-size: 1.25rem; font-weight: 800; }
.cs-ba-val.red   { color: #dc2626; }
.cs-ba-val.green { color: var(--green); }
.cs-ba-lbl { font-size: 0.75rem; color: var(--text-3); }

/* features grid */
.cs-features { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin: 1.1rem 0; }
.cs-feat { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 0.9rem; }
.cs-feat-icon  { display: none; }
.cs-feat-title { font-size: 0.8rem; font-weight: 700; color: var(--text); }

/* testimonial */
.cs-test { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.5rem; margin: 1.25rem 0; }
.cs-test p { font-style: italic; color: var(--text-2); font-size: 0.92rem; line-height: 1.75; margin-bottom: 0.8rem; }
.cs-test-name { font-size: 0.85rem; font-weight: 700; color: var(--text); }
.cs-test-role { font-size: 0.75rem; color: var(--text-3); }

/* key learnings */
.cs-learnings { display: grid; gap: 0.7rem; margin: 1rem 0; }
.cs-learn { display: flex; gap: 0.85rem; background: var(--bg-soft); border-radius: var(--r); padding: 0.9rem; border: 1px solid var(--border); }
.cs-learn-icon { font-size: 1.1rem; flex-shrink: 0; }
.cs-learn h4 { font-size: 0.82rem; font-weight: 700; margin-bottom: 0.15rem; color: var(--text); }
.cs-learn p  { font-size: 0.78rem; color: var(--text-3); line-height: 1.5; }

/* sprint steps */
.cs-sprint { display: flex; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden; margin: 1.1rem 0; }
.cs-ss { flex: 1; background: var(--white); padding: 0.85rem 0.5rem; text-align: center; }
.cs-ss-n { font-size: 0.65rem; color: var(--blue); display: block; margin-bottom: 0.2rem; font-weight: 700; }
.cs-ss-t { font-size: 0.72rem; font-weight: 600; color: var(--text); }

/* next case study */
.cs-next { display: block; border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.35rem; transition: all 0.15s; text-align: center; }
.cs-next:hover { background: var(--blue-light); border-color: var(--blue-border); }
.cs-next-lbl   { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-3); margin-bottom: 0.35rem; font-weight: 600; display: block; }
.cs-next-title { font-size: 1rem; font-weight: 700; color: var(--blue); }

/* sidebar boxes */
.cs-sb-box   { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.1rem; margin-bottom: 0.85rem; }
.cs-sb-title { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-3); margin-bottom: 0.6rem; font-weight: 700; }
.cs-sb-item  { font-size: 0.82rem; color: var(--text-2); margin-bottom: 0.3rem; line-height: 1.5; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  :root { --px: 1.25rem; }
  .nav-right { gap: 1.25rem; }
  .nav-links  { gap: 1.25rem; }
  .hero-stats { grid-template-columns: repeat(2,1fr); max-width: 100%; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .card-wide-2 { grid-column: span 2; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .about-grid  { grid-template-columns: 1fr; gap: 2.5rem; }
  .cs-img-2, .cs-img-3, .cs-img-4 { grid-template-columns: 1fr 1fr; }
  .cs-img-research-2 { grid-template-columns: 1fr 1fr; }
  .cs-outcomes, .cs-stats          { grid-template-columns: 1fr 1fr; }
  .cs-features, .cs-ba             { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .phone-frame { min-width: 130px; }
}

@media (max-width: 640px) {
  :root { --px: 1rem; }
  .nav-links li:nth-child(n+3) { display: none; }
  .hero-stats { grid-template-columns: repeat(2,1fr); }
  .cards-grid  { grid-template-columns: 1fr; }
  .card-wide, .card-wide-2 { grid-column: 1; }
  .skills-grid { grid-template-columns: 1fr; }
  .cs-img-2, .cs-img-3, .cs-img-4 { grid-template-columns: 1fr; }
  .cs-img-research-2 { grid-template-columns: 1fr; }
  .cs-outcomes { grid-template-columns: 1fr 1fr; }
  .cs-stats    { grid-template-columns: 1fr 1fr; }
  .cs-ba       { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .cs-sprint   { flex-wrap: wrap; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .about-photo { aspect-ratio: 16/9; }
  .phone-frame { min-width: 110px; border-radius: 20px; padding: 7px; }
  .phone-frame img { border-radius: 14px; }
}
.ns-icon { display: none; }

/* ============================================================
   IMAGE LIGHTBOX — click any .zoomable img to enlarge
   ============================================================ */
.zoomable { cursor: zoom-in; }
.zoomable:hover { opacity: .92; transition: opacity .15s; }

#img-lightbox {
  display: none;
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,.88);
  align-items: center; justify-content: center;
  padding: 1.5rem;
  cursor: zoom-out;
}
#img-lightbox.open { display: flex; }
#img-lightbox img {
  max-width: 92vw; max-height: 92vh;
  border-radius: 6px;
  box-shadow: 0 8px 48px rgba(0,0,0,.6);
  object-fit: contain;
  cursor: default;
  animation: lb-in .15s ease;
}
@keyframes lb-in { from { opacity:0; transform:scale(.94) } to { opacity:1; transform:scale(1) } }
#img-lightbox-close {
  position: fixed; top: 1rem; right: 1.25rem;
  color: #fff; font-size: 1.75rem; font-weight: 300;
  cursor: pointer; line-height: 1; opacity: .7;
  background: none; border: none; padding: .25rem;
}
#img-lightbox-close:hover { opacity: 1; }