/* ============================================
   /case-studies/landprocivil page styles
   Inherits global + components + pages tokens.
   Adds case-study-specific hero, metrics row,
   problem/solution split, before/after, and stack.
   ============================================ */

/* ============================================
   Hero (case study version)
   ============================================ */
.cs-hero {
  position: relative;
  background:
    radial-gradient(60% 70% at 70% 30%, rgba(146, 202, 205, 0.18) 0%, transparent 60%),
    linear-gradient(180deg, var(--color-navy) 0%, #001b4a 100%);
  color: var(--color-white);
  padding: var(--space-8) 0 var(--space-7);
  overflow: hidden;
}
.cs-hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: var(--space-6);
  align-items: center;
}
@media (max-width: 900px) {
  .cs-hero__inner { grid-template-columns: 1fr; }
}
.cs-hero__client {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem 0.7rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-3);
}
.cs-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-hero);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  color: var(--color-white);
}
.cs-hero h1 .cs-hero__accent {
  color: var(--color-teal);
}
.cs-hero__sub {
  font-size: 1.15rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.86);
  max-width: 50ch;
  margin: 0 0 var(--space-4);
}
.cs-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.cs-hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.9);
}
.cs-hero__chip svg { color: var(--color-teal); }

.cs-hero__cta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.cs-hero__visual {
  position: relative;
}
.cs-hero__visual .site-preview {
  transform: rotate(-1.5deg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 8px 20px rgba(0, 0, 0, 0.25);
}

/* ============================================
   Metrics row (sits below hero, light background)
   ============================================ */
.cs-metrics {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-5) 0;
}
.cs-metrics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
@media (max-width: 800px) {
  .cs-metrics__grid { grid-template-columns: repeat(2, 1fr); }
}
.cs-metric {
  text-align: center;
}
.cs-metric__value {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw + 0.8rem, 2.6rem);
  letter-spacing: -0.02em;
  color: var(--color-navy);
  line-height: 1.05;
  margin-bottom: 0.35rem;
}
.cs-metric__value .cs-metric__delta {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.6em;
  margin-right: 0.3rem;
}
.cs-metric__label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

/* ============================================
   Two-column section (Client + Brief, Problem + Solution)
   ============================================ */
.cs-twocol {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-5);
  align-items: start;
}
@media (max-width: 800px) {
  .cs-twocol { grid-template-columns: 1fr; gap: var(--space-3); }
}
.cs-twocol__label .eyebrow { margin-bottom: var(--space-2); }
.cs-twocol__label h2 {
  font-size: clamp(1.5rem, 2.2vw + 0.6rem, 2.1rem);
  margin: 0;
}

.cs-twocol__body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0 0 var(--space-3);
}
.cs-twocol__body p:last-child { margin-bottom: 0; }

/* ============================================
   Problem + Solution two-up cards
   ============================================ */
.cs-ps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 800px) { .cs-ps { grid-template-columns: 1fr; } }
.cs-ps__card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.cs-ps__card--problem { background: var(--color-bg-alt); }
.cs-ps__card h3 {
  font-size: 1.25rem;
  margin: 0 0 var(--space-3);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.cs-ps__card h3 svg {
  width: 22px;
  height: 22px;
  color: var(--color-navy);
}
.cs-ps__card--problem h3 svg { color: #b54000; }
.cs-ps__card ul { list-style: none; padding: 0; margin: 0; }
.cs-ps__card li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.7rem;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--color-text);
}
.cs-ps__card li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55rem;
  width: 0.55rem; height: 0.55rem;
  background: var(--color-navy);
  border-radius: 50%;
}
.cs-ps__card--problem li::before { background: #b54000; }

/* ============================================
   What we built — checklist grid
   ============================================ */
.cs-stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}
@media (max-width: 900px) { .cs-stack { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .cs-stack { grid-template-columns: 1fr; } }
.cs-stack__item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-3);
}
.cs-stack__item-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 0.4rem;
  color: var(--color-navy);
}
.cs-stack__item p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  margin: 0;
}

/* ============================================
   Before / After
   ============================================ */
.cs-ba {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  align-items: stretch;
}
@media (max-width: 800px) { .cs-ba { grid-template-columns: 1fr; } }
.cs-ba__panel {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.cs-ba__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  font-size: var(--fs-sm);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
}
.cs-ba__label--before { background: var(--color-bg-alt); color: var(--color-text-muted); }
.cs-ba__label--after { background: var(--color-navy); color: var(--color-white); }
.cs-ba__image {
  display: block;
  width: 100%;
  height: auto;
}

/* ============================================
   Process timeline
   ============================================ */
.cs-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  counter-reset: step;
}
@media (max-width: 900px) { .cs-process { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .cs-process { grid-template-columns: 1fr; } }
.cs-process__step {
  position: relative;
  padding-top: var(--space-3);
}
.cs-process__step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2rem;
  color: var(--color-teal);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}
.cs-process__step h3 {
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
}
.cs-process__step p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  margin: 0;
}

/* ============================================
   Quote
   ============================================ */
.cs-quote {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-gold);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  max-width: 800px;
  margin: 0 auto;
}
.cs-quote__text {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.2rem, 1.5vw + 0.7rem, 1.5rem);
  line-height: 1.45;
  color: var(--color-text);
  margin: 0 0 var(--space-3);
}
.cs-quote__attribution {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.cs-quote__attribution strong {
  color: var(--color-text);
  display: block;
  font-weight: 600;
}

/* ============================================
   Final CTA
   ============================================ */
.cs-cta {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-6) 0;
  text-align: center;
}
.cs-cta h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 2.5vw + 0.8rem, 2.5rem);
  line-height: 1.15;
  margin: 0 0 var(--space-3);
  color: var(--color-white);
}
.cs-cta p {
  font-size: 1.05rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.85);
  max-width: 56ch;
  margin: 0 auto var(--space-4);
}
.cs-cta .btn--primary {
  background: var(--color-gold);
  color: var(--color-cta-text);
}
.cs-cta .btn--primary:hover { background: var(--color-gold-hover); }
.cs-cta .btn--ghost {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.cs-cta .btn--ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Section helpers specific to this case study
   ============================================ */
.cs-section h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
}
.cs-section .eyebrow { margin-bottom: var(--space-2); }
.cs-section__intro {
  max-width: 64ch;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}