/* ============================================
   CASES PAGE — casos-de-exito.html
   ============================================ */

/* ---- HERO ---- */
.cases-hero {
  padding: 140px 0 80px;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(26, 185, 255, 0.18), transparent 60%),
    radial-gradient(700px 420px at 10% 30%, rgba(1, 118, 211, 0.12), transparent 65%),
    linear-gradient(180deg, #F8FAFC 0%, #EEF4FB 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cases-hero .hero-inner {
  max-width: 880px;
  margin: 0 auto;
}

.cases-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 18px 0 22px;
  color: var(--c-primary-deep);
}

.cases-hero .gradient-text {
  background: linear-gradient(135deg, #0176D3 0%, #1AB9FF 60%, #7DD3FC 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cases-logos {
  margin-top: 56px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 40px 56px;
  padding: 28px 36px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}

.cases-logos img {
  height: 38px;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(0.4) opacity(0.78);
  transition: filter 0.3s var(--ease), transform 0.3s var(--ease);
}

.cases-logos img:hover {
  filter: grayscale(0) opacity(1);
  transform: translateY(-2px);
}

/* ---- CASE BLOCKS ---- */
.case-block {
  padding: 100px 0;
  position: relative;
}

.case-block-alt {
  background: linear-gradient(180deg, #F8FAFC 0%, #EEF4FB 100%);
}

.case-block + .case-block {
  border-top: 1px solid var(--c-border);
}

.case-header {
  max-width: 860px;
  margin: 0 auto 56px;
  text-align: center;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.case-tag {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 18px 8px 12px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: 0.01em;
  margin-bottom: 18px;
  box-shadow: 0 8px 20px -16px rgba(2, 26, 64, 0.25);
}

.case-tag img {
  height: 52px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
}

.case-tag > div {
  display: flex;
  flex-direction: column;
  text-align: left;
  line-height: 1.15;
}

.case-tag > div span {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-tag > div strong {
  font-size: 0.95rem;
  color: var(--c-primary-deep);
  font-weight: 700;
}

.case-title {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--c-primary-deep);
  margin: 0;
}

/* ---- CASE GRID (Desafío, Solución, Resultado) ---- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1180px;
  margin: 0 auto;
}

.case-step {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

.case-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -20px rgba(2, 26, 64, 0.18);
  border-color: var(--c-accent-soft);
}

.case-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 100%);
  color: var(--c-white);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 18px;
  box-shadow: 0 8px 20px -8px rgba(1, 118, 211, 0.5);
}

.case-step h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-primary-deep);
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}

.case-step p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--c-text-soft);
  margin: 0 0 12px;
}

.case-step ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
}

.case-step ul li {
  position: relative;
  padding: 8px 0 8px 24px;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--c-text);
  border-bottom: 1px dashed var(--c-border);
}

.case-step ul li:last-child {
  border-bottom: none;
}

.case-step ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-accent-glow);
  border: 3px solid var(--c-primary);
}

/* Result step gets a highlighted treatment */
.case-step-result {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary-deep) 100%);
  border-color: var(--c-primary-dark);
  color: var(--c-white);
}

.case-step-result:hover {
  border-color: var(--c-accent);
  box-shadow: 0 18px 40px -16px rgba(1, 118, 211, 0.6);
}

.case-step-result .case-step-num {
  background: var(--c-white);
  color: var(--c-primary);
  box-shadow: 0 8px 24px -6px rgba(26, 185, 255, 0.5);
}

.case-step-result h3 {
  color: var(--c-white);
}

.case-step-result p {
  color: rgba(255, 255, 255, 0.85);
}

.case-step-result ul li {
  color: var(--c-white);
  border-bottom-color: rgba(255, 255, 255, 0.15);
}

.case-step-result ul li::before {
  background: var(--c-accent);
  border-color: var(--c-white);
}

/* ---- CASE METRICS (large stats below each case) ---- */
.case-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: 720px;
  margin: 48px auto 0;
}

.case-metric {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px 28px;
  text-align: center;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.case-metric:hover {
  transform: translateY(-2px);
  border-color: var(--c-accent);
}

.case-metric .metric-num {
  display: block;
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--c-primary);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
}

.case-metric .metric-label {
  display: block;
  font-size: 0.85rem;
  color: var(--c-text-soft);
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* On alt blocks, give metric cards a subtle distinction */
.case-block-alt .case-metric {
  background: var(--c-white);
}

/* ---- TESTIMONIAL SECTION ---- */
.testimonial-section {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.testimonial-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(700px 400px at 85% 20%, rgba(26, 185, 255, 0.12), transparent 60%),
    radial-gradient(600px 380px at 15% 80%, rgba(1, 118, 211, 0.1), transparent 65%);
  pointer-events: none;
}

.testimonial-section .container {
  position: relative;
  z-index: 1;
}

.testimonial-card {
  max-width: 820px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 56px 56px 40px;
  position: relative;
}

.testimonial-card::before {
  content: "\201C";
  position: absolute;
  top: 8px;
  left: 32px;
  font-size: 8rem;
  font-family: Georgia, serif;
  color: var(--c-accent);
  opacity: 0.25;
  line-height: 1;
}

.testimonial-quote {
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
  line-height: 1.55;
  color: var(--c-white);
  font-weight: 400;
  letter-spacing: -0.005em;
  margin: 0 0 32px;
  position: relative;
  z-index: 1;
}

.testimonial-foot {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--c-white);
  font-size: 1.05rem;
  flex-shrink: 0;
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.testimonial-foot .author-info strong {
  display: block;
  color: var(--c-white);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 2px;
}

.testimonial-foot .author-info span {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
}

/* ---- FINAL CTA ---- */
.cta-final {
  padding: 90px 0;
  background: var(--c-bg);
}

.cta-card {
  position: relative;
  max-width: 980px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  padding: 64px 56px;
  text-align: center;
  color: var(--c-white);
  isolation: isolate;
}

.cta-card-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(500px 280px at 80% 20%, rgba(26, 185, 255, 0.4), transparent 60%),
    radial-gradient(500px 320px at 20% 90%, rgba(125, 211, 252, 0.25), transparent 60%),
    linear-gradient(135deg, #032D60 0%, #0176D3 65%, #1AB9FF 130%);
  z-index: -1;
}

.cta-card-content h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 16px;
  color: var(--c-white);
}

.cta-card-content p {
  font-size: 1.1rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 auto 32px;
  max-width: 580px;
}

.cta-card-content .hero-actions {
  justify-content: center;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 960px) {
  .case-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .case-block {
    padding: 72px 0;
  }

  .testimonial-card {
    padding: 48px 32px 32px;
  }

  .testimonial-card::before {
    font-size: 6rem;
    left: 20px;
  }

  .cta-card {
    padding: 48px 28px;
  }
}

@media (max-width: 640px) {
  .cases-hero {
    padding: 110px 0 60px;
  }

  .cases-logos {
    gap: 24px 36px;
    padding: 22px 24px;
  }

  .cases-logos img {
    height: 30px;
    max-width: 110px;
  }

  .case-step {
    padding: 26px 22px;
  }

  .case-metrics {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .case-metric {
    padding: 20px 16px;
  }

  .testimonial-quote {
    font-size: 1.1rem;
  }
}

/* ============================================
   PHOTOS & VIDEO ENHANCEMENTS
   ============================================ */

/* ---- HERO BANNER (large photo right under case-title) ---- */
.case-banner {
  margin: 0 auto 56px;
  max-width: 1180px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  box-shadow:
    0 30px 60px -30px rgba(2, 26, 64, 0.4),
    0 0 0 1px rgba(2, 26, 64, 0.06);
  background: var(--c-bg-alt);
}

.case-banner img {
  display: block;
  width: 100%;
  height: clamp(260px, 38vw, 460px);
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s var(--ease);
}

.case-banner:hover img {
  transform: scale(1.02);
}

.case-banner figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px 32px 22px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--c-white);
  letter-spacing: 0.005em;
  background: linear-gradient(180deg, transparent 0%, rgba(2, 26, 64, 0.4) 35%, rgba(2, 26, 64, 0.85) 100%);
  pointer-events: none;
}

/* ---- SECONDARY PHOTO (smaller, after metrics) ---- */
.case-photo-secondary {
  margin: 56px auto 0;
  max-width: 760px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow:
    0 20px 40px -24px rgba(2, 26, 64, 0.3),
    0 0 0 1px rgba(2, 26, 64, 0.05);
  background: var(--c-bg-alt);
}

.case-photo-secondary img {
  display: block;
  width: 100%;
  height: clamp(280px, 32vw, 380px);
  object-fit: cover;
  object-position: center 55%;
}

.case-photo-secondary figcaption {
  padding: 14px 22px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--c-text-soft);
  text-align: center;
  background: var(--c-white);
  border-top: 1px solid var(--c-border);
}

/* ---- VIDEO TESTIMONIAL BLOCK ---- */
.case-media {
  margin-top: 64px;
  padding-top: 56px;
  border-top: 1px solid var(--c-border);
}

.case-video {
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
}

.case-media-label {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: rgba(1, 118, 211, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.case-media-title {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--c-primary-deep);
  margin: 0 0 28px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.video-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #021A40;
  box-shadow:
    0 30px 60px -24px rgba(2, 26, 64, 0.5),
    0 0 0 1px rgba(2, 26, 64, 0.08);
  cursor: pointer;
  isolation: isolate;
}

.video-frame .video-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s var(--ease), filter 0.4s var(--ease);
  z-index: 0;
}

.video-frame::after {
  /* Subtle dark overlay for play button contrast */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 26, 64, 0.2) 0%, rgba(2, 26, 64, 0.5) 100%);
  z-index: 1;
  transition: opacity 0.3s var(--ease);
}

.video-frame:hover .video-poster {
  transform: scale(1.03);
  filter: brightness(1.05);
}

.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: clamp(72px, 9vw, 96px);
  height: clamp(72px, 9vw, 96px);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  border: none;
  color: var(--c-primary-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow:
    0 12px 32px -6px rgba(2, 26, 64, 0.5),
    0 0 0 12px rgba(255, 255, 255, 0.15);
  transition:
    transform 0.25s var(--ease),
    box-shadow 0.25s var(--ease),
    background 0.25s var(--ease);
}

.video-play::before {
  /* Pulse ring */
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  animation: videoPulse 2.4s ease-out infinite;
  pointer-events: none;
}

@keyframes videoPulse {
  0%   { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.45); opacity: 0; }
}

.video-play svg {
  width: 38%;
  height: 38%;
  margin-left: 4px; /* optical centering of triangle */
}

.video-play:hover {
  transform: translate(-50%, -50%) scale(1.08);
  background: var(--c-white);
  box-shadow:
    0 18px 40px -6px rgba(2, 26, 64, 0.55),
    0 0 0 16px rgba(255, 255, 255, 0.2);
}

.video-play:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 4px;
}

/* When playing, replace poster with iframe */
.video-frame.is-playing::after {
  opacity: 0;
  pointer-events: none;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  z-index: 3;
}

/* ---- RESPONSIVE (extend existing breakpoints) ---- */
@media (max-width: 960px) {
  .case-banner img {
    height: 260px;
  }
  .case-photo-secondary img {
    height: 260px;
  }
  .case-media {
    margin-top: 48px;
    padding-top: 40px;
  }
}

@media (max-width: 640px) {
  .case-banner {
    margin-bottom: 36px;
    border-radius: var(--radius-lg);
  }
  .case-banner img {
    height: 200px;
  }
  .case-banner figcaption {
    padding: 18px 18px 14px;
    font-size: 0.78rem;
  }
  .case-photo-secondary img {
    height: 200px;
  }
  .case-photo-secondary figcaption {
    font-size: 0.75rem;
    padding: 12px 16px;
  }
  .case-media-title {
    font-size: 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .video-play::before { animation: none; }
  .case-banner:hover img { transform: none; }
}