/* ============================================================
   PAKSA IT SOLUTIONS — Case Studies Styles
   ============================================================ */

/* ── LISTING HERO ── */
.pk-cs-listing-hero {
    background: #121619;
    padding: 80px 0 72px;
    position: relative;
    overflow: hidden;
}

.pk-cs-listing-hero__dots,
.pk-cs-hero-dark__dots {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(97,146,248,0.09) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}

.pk-cs-listing-hero__glow,
.pk-cs-hero-dark__glow {
    position: absolute;
    top: -120px;
    right: -80px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(97,146,248,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.pk-cs-listing-hero__inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.pk-cs-listing-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pk-ink);
    background: rgba(97,146,248,0.1);
    border: 1px solid rgba(97,146,248,0.25);
    border-radius: 6px;
    padding: 5px 14px;
    margin-bottom: 20px;
    width: fit-content;
}

.pk-cs-listing-hero__heading {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin: 0 0 20px;
}

.pk-cs-listing-hero__desc {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.75;
    margin: 0;
}

/* ── LISTING GRID ── */
.pk-cs-listing {
    background: var(--pk-bg-alt);
    padding: 72px 0 80px;
}

.pk-cs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

@media (min-width: 768px)  { .pk-cs-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1280px) { .pk-cs-grid { grid-template-columns: repeat(3, 1fr); } }

/* ── CASE STUDY CARD ── */
.pk-cs-card {
    border: 1px solid var(--pk-border);
    border-radius: var(--pk-radius-xl);
    overflow: hidden;
    background: var(--pk-bg);
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
    position: relative;
}

.pk-cs-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--cs-accent, var(--pk-primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s;
}

.pk-cs-card:hover {
    box-shadow: 0 16px 48px rgba(0,0,0,0.12);
    transform: translateY(-4px);
    border-color: var(--cs-accent, rgba(97,146,248,0.3));
}

.pk-cs-card:hover::before { transform: scaleX(1); }

.pk-cs-card__img-wrap {
    display: block;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.pk-cs-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.pk-cs-card:hover .pk-cs-card__img { transform: scale(1.04); }

.pk-cs-card__body {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
}

.pk-cs-card__industry {
    display: inline-flex;
    align-items: center;
    padding: 3px 12px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--cs-icon, var(--pk-primary));
    background: var(--cs-bg, var(--pk-accent-light));
    border-radius: var(--pk-radius-full);
    width: fit-content;
}

.pk-cs-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--pk-text);
    margin: 0;
}

.pk-cs-card__title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.15s;
}

.pk-cs-card__title a:hover { color: var(--pk-ink); }

.pk-cs-card__excerpt {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--pk-text-secondary);
    margin: 0;
}

.pk-cs-card__metrics {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 16px;
    background: var(--pk-bg-alt);
    border-radius: var(--pk-radius-md);
    border: 1px solid var(--pk-border);
}

.pk-cs-metric {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    font-size: 0.875rem;
}

.pk-cs-metric__label {
    font-weight: 600;
    color: var(--pk-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

.pk-cs-metric__val { color: var(--pk-text-secondary); text-align: right; line-height: 1.4; }
.pk-cs-metric--result .pk-cs-metric__val { color: var(--cs-icon, var(--pk-primary)); font-weight: 600; }

.pk-cs-card__tags { display: flex; flex-wrap: wrap; gap: 6px; }

.pk-cs-tag {
    display: inline-flex;
    padding: 3px 10px;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--pk-text-secondary);
    background: var(--pk-bg-alt);
    border: 1px solid var(--pk-border);
    border-radius: var(--pk-radius-full);
}

.pk-cs-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--pk-ink);
    text-decoration: none;
    margin-top: auto;
    padding-top: 8px;
    transition: gap 0.15s;
}

.pk-cs-card__link:hover { gap: 10px; }

/* ══════════════════════════════════════════════════════════
   SINGLE — HERO (dark, matches product single)
   ══════════════════════════════════════════════════════════ */
.pk-cs-hero-dark {
    background: #121619;
    padding: 80px 0 72px;
    position: relative;
    overflow: hidden;
}

.pk-cs-hero-dark__breadcrumb { margin-bottom: 24px; position: relative; z-index: 1; }

.pk-cs-hero-dark__breadcrumb .pk-breadcrumbs-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    list-style: none;
    margin: 0; padding: 0;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
}

.pk-cs-hero-dark__breadcrumb .pk-breadcrumbs-list a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.15s; }
.pk-cs-hero-dark__breadcrumb .pk-breadcrumbs-list a:hover { color: rgba(255,255,255,0.8); }
.pk-cs-hero-dark__breadcrumb .pk-breadcrumb-sep { color: rgba(255,255,255,0.2); }

.pk-cs-hero-dark__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 1024px) {
    .pk-cs-hero-dark__inner { grid-template-columns: 1fr 340px; }
}

.pk-cs-hero-dark__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pk-ink);
    background: rgba(97,146,248,0.1);
    border: 1px solid rgba(97,146,248,0.25);
    border-radius: 6px;
    padding: 5px 14px;
    margin-bottom: 20px;
    width: fit-content;
}

.pk-cs-hero-dark__heading {
    font-size: clamp(1.875rem, 3.5vw, 2.875rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin: 0 0 20px;
}

.pk-cs-hero-dark__desc {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.75;
    margin: 0 0 28px;
    max-width: 560px;
}

.pk-cs-hero-dark__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 24px;
}

.pk-cs-hero-dark__meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.5);
}

.pk-cs-hero-dark__meta-item svg { color: var(--pk-ink); flex-shrink: 0; }

.pk-cs-hero-dark__tags { display: flex; flex-wrap: wrap; gap: 8px; }

.pk-cs-hero-dark__tags .pk-cs-tag {
    background: rgba(255,255,255,0.07);
    border-color: rgba(255,255,255,0.14);
    color: rgba(255,255,255,0.6);
}

/* Stat cards */
.pk-cs-hero-dark__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.pk-cs-hero-dark__stat {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 22px 16px;
    text-align: center;
    transition: background 0.2s, border-color 0.2s;
}

.pk-cs-hero-dark__stat:hover {
    background: rgba(97,146,248,0.08);
    border-color: rgba(97,146,248,0.25);
}

.pk-cs-hero-dark__stat--featured {
    grid-column: span 2;
    background: rgba(97,146,248,0.1);
    border-color: rgba(97,146,248,0.3);
}

.pk-cs-hero-dark__stat-val {
    font-size: 1.625rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: 6px;
}

.pk-cs-hero-dark__stat--featured .pk-cs-hero-dark__stat-val { color: var(--pk-ink); font-size: 1.25rem; }

.pk-cs-hero-dark__stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* ══════════════════════════════════════════════════════════
   BANNER IMAGE
   ══════════════════════════════════════════════════════════ */
.pk-cs-banner {
    background: var(--pk-bg-alt);
    padding: 48px 0 0;
}

.pk-cs-banner__img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px 12px 0 0;
    box-shadow: 0 -4px 40px rgba(0,0,0,0.12);
}

/* ══════════════════════════════════════════════════════════
   CHALLENGE / SOLUTION SECTIONS
   ══════════════════════════════════════════════════════════ */
.pk-cs-section {
    padding: 64px 0;
}

.pk-cs-section--challenge { background: #fff; }
.pk-cs-section--solution  { background: var(--pk-bg-alt); }

.pk-cs-section__header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 36px;
}

.pk-cs-section__icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pk-cs-section__icon--red   { background: rgba(240,68,56,0.1);  color: #f04438; }
.pk-cs-section__icon--blue  { background: rgba(97,146,248,0.1); color: var(--pk-ink); }
.pk-cs-section__icon--green { background: rgba(18,183,106,0.1); color: #12b76a; }

.pk-cs-section__eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pk-text-muted);
    margin: 0 0 6px;
}

.pk-cs-section__heading {
    font-size: clamp(1.375rem, 2.5vw, 1.875rem);
    font-weight: 700;
    color: var(--pk-text);
    line-height: 1.2;
    margin: 0;
}

.pk-cs-section__body {
    max-width: 820px;
}

.pk-cs-section__body p {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--pk-text-secondary);
    margin-bottom: 20px;
}

.pk-cs-section__body p:last-child { margin-bottom: 0; }

/* ══════════════════════════════════════════════════════════
   CONTENT + SIDEBAR LAYOUT
   ══════════════════════════════════════════════════════════ */
.pk-cs-content-wrap {
    background: #fff;
    padding: 72px 0 80px;
}

.pk-cs-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: start;
}

@media (min-width: 1024px) {
    .pk-cs-layout { grid-template-columns: 1fr 300px; gap: 64px; }
}

/* ── Post body (block editor content) ── */
.pk-cs-post-body { margin-bottom: 48px; }

.pk-cs-post-body h2 {
    font-size: clamp(1.25rem, 2vw, 1.625rem);
    font-weight: 700;
    color: var(--pk-text);
    margin: 48px 0 16px;
    line-height: 1.2;
    letter-spacing: -0.015em;
}

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

.pk-cs-post-body h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--pk-text);
    margin: 36px 0 12px;
    line-height: 1.3;
}

.pk-cs-post-body p {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--pk-text-secondary);
    margin-bottom: 20px;
}

.pk-cs-post-body a {
    color: var(--pk-ink);
    text-decoration: underline;
    text-decoration-color: rgba(97,146,248,0.4);
}

.pk-cs-post-body ul,
.pk-cs-post-body ol {
    margin: 0 0 24px 24px;
    color: var(--pk-text-secondary);
    line-height: 1.8;
}

.pk-cs-post-body li { margin-bottom: 8px; }
.pk-cs-post-body strong { color: var(--pk-text); font-weight: 700; }

/* ── Results block ── */
.pk-cs-results-block {
    background: rgba(18,183,106,0.04);
    border: 1px solid rgba(18,183,106,0.15);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 48px;
}

.pk-cs-results-block__header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 28px;
}

.pk-cs-results-block__body p {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--pk-text-secondary);
    margin-bottom: 16px;
}

.pk-cs-results-block__body p:last-child { margin-bottom: 0; }

/* ── Post nav ── */
.pk-post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding-top: 40px;
    border-top: 1px solid var(--pk-border);
    margin-top: 48px;
}

.pk-post-nav__item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 20px;
    background: var(--pk-bg-alt);
    border: 1px solid var(--pk-border);
    border-radius: 12px;
    text-decoration: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.pk-post-nav__item:hover {
    border-color: var(--pk-primary);
    box-shadow: 0 4px 16px rgba(97,146,248,0.1);
}

.pk-post-nav__item--next { text-align: right; }

.pk-post-nav__dir {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--pk-ink);
}

.pk-post-nav__title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--pk-text);
    line-height: 1.4;
}

/* ══════════════════════════════════════════════════════════
   SIDEBAR
   ══════════════════════════════════════════════════════════ */
.pk-cs-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: 100px;
}

.pk-cs-sidebar__card {
    background: var(--pk-bg-alt);
    border: 1px solid var(--pk-border);
    border-radius: 16px;
    padding: 24px;
}

.pk-cs-sidebar__heading {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--pk-text);
    margin: 0 0 20px;
}

.pk-cs-sidebar__heading svg { color: var(--pk-ink); flex-shrink: 0; }

/* Tag cloud */
.pk-cs-tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }

.pk-cs-tag--tech {
    background: rgba(97,146,248,0.08);
    border-color: rgba(97,146,248,0.2);
    color: var(--pk-ink);
    font-weight: 700;
}

/* Details list */
.pk-cs-details-list {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.pk-cs-details-list li {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.875rem;
    padding: 12px 0;
    border-bottom: 1px solid var(--pk-border);
}

.pk-cs-details-list li:first-child { padding-top: 0; }
.pk-cs-details-list li:last-child { border-bottom: none; padding-bottom: 0; }

.pk-cs-details-list__label { color: var(--pk-text-muted); flex-shrink: 0; }
.pk-cs-details-list__val { color: var(--pk-text); font-weight: 600; text-align: right; line-height: 1.4; }

/* Sidebar CTA card */
.pk-cs-sidebar__cta {
    background: #121619;
    border-color: rgba(97,146,248,0.2);
}

.pk-cs-sidebar__cta-eyebrow {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pk-ink);
    margin: 0 0 10px;
}

.pk-cs-sidebar__cta-heading {
    font-size: 1.0625rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin: 0 0 10px;
}

.pk-cs-sidebar__cta-desc {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.6;
    margin: 0 0 20px;
}

.pk-btn-primary--full {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 13px 20px;
    background: var(--pk-fill);
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.15s, transform 0.15s, box-shadow 0.15s;
}

.pk-btn-primary--full:hover {
    background: var(--pk-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(97,146,248,0.35);
    color: #fff;
}

/* ── Responsive ── */
@media (max-width: 639px) {
    .pk-cs-hero-dark { padding: 60px 0 52px; }
    .pk-cs-section { padding: 48px 0; }
    .pk-cs-content-wrap { padding: 48px 0 56px; }
    .pk-post-nav { grid-template-columns: 1fr; }
    .pk-cs-sidebar { position: static; }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
    .pk-cs-card,
    .pk-cs-card__img,
    .pk-cs-hero-dark__stat { transition: none; transform: none !important; }
}