/* =========================================================
   Phase 6 — Case Studies & Resources pages
   Spacing contract: all card/panel padding >= var(--space-8)
   ========================================================= */

/* ─────────────────────────────────────────────────────────
   CASE STUDIES PAGE
   ───────────────────────────────────────────────────────── */

/* ── Case study card grid ────────────────────────────────── */
.cs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.cs-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 28px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 300ms ease, box-shadow 300ms ease, border-color 300ms ease;
}

.cs-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-accent);
  box-shadow: 0 24px 56px rgba(0, 27, 239, 0.13);
}

/* Image */
.cs-card__img-wrap {
  position: relative;
  overflow: hidden;
  height: 240px;
  flex-shrink: 0;
}

.cs-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.cs-card:hover .cs-card__img {
  transform: scale(1.06);
}

/* Sector badge over image */
.cs-card__badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  padding: 5px 14px;
  background: rgba(0, 0, 0, 0.58);
  -webkit-backdrop-filter: blur(10px);
          backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: #fff;
  letter-spacing: 0.04em;
}

/* Body */
.cs-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-8);
}

.cs-card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.25;
}

.cs-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  flex: 1;
  margin-bottom: var(--space-6);
}

/* Metrics row */
.cs-card__metrics {
  display: flex;
  gap: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.cs-metric__val {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.cs-metric__lbl {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  line-height: 1.4;
}

@media (max-width: 768px) {
  .cs-grid { grid-template-columns: 1fr; }
  .cs-card__img-wrap { height: 200px; }
}

/* ── Trust / proof strip ─────────────────────────────────── */
.cs-trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.cs-trust-item {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.cs-trust-item__icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cs-trust-item__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.cs-trust-item__body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin: 0;
}

@media (max-width: 768px) {
  .cs-trust-strip { grid-template-columns: 1fr; }
}

/* ─────────────────────────────────────────────────────────
   RESOURCES PAGE
   ───────────────────────────────────────────────────────── */

/* ── Featured asymmetric layout ─────────────────────────── */
.res-featured {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: var(--space-5);
  align-items: stretch;
}

/* Main featured article */
.res-featured__main {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 28px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 300ms ease, box-shadow 300ms ease, border-color 300ms ease;
}

.res-featured__main:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent);
  box-shadow: 0 20px 48px rgba(0, 27, 239, 0.13);
}

.res-featured__main-img {
  position: relative;
  overflow: hidden;
  height: 280px;
  flex-shrink: 0;
}

.res-featured__main-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.res-featured__main:hover .res-featured__main-img img {
  transform: scale(1.05);
}

.res-featured__main-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-8);
}

/* Side stack of 2 secondary cards */
.res-featured__side {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.res-featured__side-card {
  display: flex;
  flex-direction: column;
  flex: 1;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.res-featured__side-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.res-featured__side-card-img {
  overflow: hidden;
  height: 150px;
  flex-shrink: 0;
}

.res-featured__side-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.res-featured__side-card:hover .res-featured__side-card-img img {
  transform: scale(1.06);
}

.res-featured__side-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-6);
}

@media (max-width: 900px) {
  .res-featured { grid-template-columns: 1fr; }
  .res-featured__side { flex-direction: row; }
  .res-featured__side-card { min-width: 0; }
}

@media (max-width: 600px) {
  .res-featured__side { flex-direction: column; }
}

/* ── Category/type chip ──────────────────────────────────── */
.res-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.res-chip--guide    { background: rgba(0, 27, 239, 0.08); color: var(--color-accent); }
.res-chip--checklist{ background: rgba(5, 150, 105, 0.10); color: #059669; }
.res-chip--insight  { background: rgba(217, 119, 6, 0.10); color: #d97706; }
.res-chip--video    { background: rgba(220, 38, 38, 0.08); color: #dc2626; }

/* Read time badge */
.res-read-time {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ── Standard resource card grid ─────────────────────────── */
.res-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.res-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.res-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.res-card__img-wrap {
  overflow: hidden;
  height: 180px;
  flex-shrink: 0;
}

.res-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.res-card:hover .res-card__img-wrap img {
  transform: scale(1.06);
}

.res-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-6);
}

.res-card__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: var(--space-3);
}

.res-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  flex: 1;
  margin-bottom: var(--space-4);
}

.res-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.res-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
}

.res-card__cta svg {
  transition: transform 250ms ease;
}

.res-card:hover .res-card__cta svg {
  transform: translateX(4px);
}

@media (max-width: 900px) {
  .res-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .res-grid { grid-template-columns: 1fr; }
}

/* ── Insight cards (no image, icon-led) ──────────────────── */
.res-insight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.res-insight {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.res-insight:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.res-insight__icon {
  width: 52px;
  height: 52px;
  border-radius: 15px;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 250ms ease;
}

.res-insight:hover .res-insight__icon {
  background: var(--color-accent);
  color: #fff;
}

.res-insight__body { flex: 1; min-width: 0; }

.res-insight__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.res-insight__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin: 0 0 var(--space-3);
}

.res-insight__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

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

/* ── Newsletter capture band ─────────────────────────────── */
.res-nl {
  position: relative;
  overflow: hidden;
  background: var(--gradient-brand);
  border-radius: 28px;
  padding: var(--space-12) var(--space-10);
}

.res-nl::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 50%, rgba(255, 255, 255, 0.07), transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(33, 151, 241, 0.22), transparent 40%);
  pointer-events: none;
}

.res-nl__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.res-nl__copy {
  flex: 1;
}

.res-nl__label {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.res-nl__title {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: #fff;
  line-height: 1.25;
  margin-bottom: var(--space-3);
}

.res-nl__sub {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.76);
  line-height: var(--leading-relaxed);
  margin: 0;
}

.res-nl__form {
  flex-shrink: 0;
  width: 340px;
}

.res-nl__input-row {
  display: flex;
  gap: var(--space-3);
}

.res-nl__input {
  flex: 1;
  padding: 0.75rem var(--space-5);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  color: #fff;
  font-size: var(--text-sm);
  outline: none;
  transition: border-color 200ms ease, background 200ms ease;
}

.res-nl__input::placeholder { color: rgba(255, 255, 255, 0.5); }

.res-nl__input:focus {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.18);
}

.res-nl__btn {
  padding: 0.75rem var(--space-6);
  background: #fff;
  color: var(--color-accent);
  border: none;
  border-radius: 12px;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  white-space: nowrap;
  transition: background 200ms ease, transform 200ms ease;
}

.res-nl__btn:hover {
  background: rgba(255, 255, 255, 0.92);
  transform: translateY(-2px);
}

.res-nl__note {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.52);
  margin-top: var(--space-3);
}

@media (max-width: 900px) {
  .res-nl__inner { flex-direction: column; gap: var(--space-8); }
  .res-nl__form { width: 100%; }
}

@media (max-width: 600px) {
  .res-nl { padding: var(--space-8); }
  .res-nl__input-row { flex-direction: column; }
  .res-nl__btn { width: 100%; justify-content: center; }
}