:root {
  --bg: #111315;
  --surface: #171a1d;
  --surface-2: #1d2125;
  --text: #f4f6f4;
  --muted: #a4aca6;
  --line: #2a3130;
  --accent: #20c26b;
  --accent-soft: rgba(32, 194, 107, 0.10);
  --max: 1180px;
  --radius: 20px;
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }

.container {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(32, 194, 107, 0.28);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow--soft {
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.72);
}

.section {
  padding: 84px 0;
}

.page-title,
.section-title {
  margin: 16px 0 14px;
  font-family: "Bebas Neue", sans-serif;
  line-height: 0.92;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  text-wrap: balance;
}

.page-title {
  max-width: 15ch;
  font-size: clamp(2rem, 3.2vw, 3.4rem);
}

.section-title {
  max-width: 18ch;
  font-size: clamp(2rem, 3.5vw, 3.5rem);
}

.section-title--compact { max-width: 16ch; }

.page-intro,
.section-intro {
  margin: 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: 1rem;
}

.section-intro--compact { max-width: 56ch; }
.accent { color: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 0.94rem;
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn:hover,
.btn:focus-visible { transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: #0e1110;
  border-color: var(--accent);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(10px);
}

.pill-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid rgba(32, 194, 107, 0.28);
  border-radius: 999px;
  background: rgba(32, 194, 107, 0.08);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
}
.pill-link::after { content: "↗"; font-size: 0.95em; }

/* Hero */
.cases-hero {
  position: relative;
  overflow: hidden;
  padding: 0;
  margin: 0;
  background: #111315;
}

.cases-hero__media,
.cases-hero__overlay {
  position: absolute;
  inset: 0;
}

.cases-hero__media {
  z-index: 0;
  overflow: hidden;
}

.cases-hero__video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  background: #111315;
}

.cases-hero__overlay {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(17,19,21,0.26) 0%, rgba(17,19,21,0.12) 24%, rgba(17,19,21,0.04) 46%, rgba(17,19,21,0.08) 100%),
    linear-gradient(180deg, rgba(17,19,21,0.02) 0%, rgba(17,19,21,0.00) 52%, rgba(17,19,21,0.12) 100%);
  pointer-events: none;
}

.cases-hero__inner {
  position: relative;
  z-index: 2;
  min-height: min(92vh, 920px);
  display: flex;
  align-items: flex-end;
  padding-top: 0;
  padding-bottom: 66px;
}

.cases-hero__copy {
  width: min(760px, 100%);
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.cases-hero .page-title {
  color: #f4f6f4;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.24);
}

.cases-hero .page-intro {
  color: rgba(244, 246, 244, 0.9);
  text-shadow: 0 3px 14px rgba(0, 0, 0, 0.18);
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.video-sound-toggle {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(11, 15, 17, 0.55);
  color: #f4f6f4;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease, color 0.22s ease;
}
.video-sound-toggle:hover,
.video-sound-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(32,194,107,0.32);
}
.video-sound-toggle__icon,
.video-sound-toggle svg {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  fill: currentColor;
}
.video-sound-toggle .icon-sound-on { display: none; }
.video-sound-toggle[aria-pressed="true"] .icon-sound-on { display: block; }
.video-sound-toggle[aria-pressed="true"] .icon-sound-off { display: none; }

/* Hero metrics */
.hero-metrics {
  position: relative;
  z-index: 3;
  margin-top: -24px;
  padding-bottom: 12px;
}

.hero-metrics__strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.hero-metric {
  min-height: 92px;
  padding: 20px 22px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(20, 24, 27, 0.92);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
  display: grid;
  align-content: center;
  gap: 4px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero-metric strong {
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.9rem;
  line-height: 0.95;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-metric span {
  color: var(--muted);
  font-size: 0.92rem;
}

/* Filtros */
.section-filters {
  padding-top: 42px;
  padding-bottom: 34px;
}

.filters-head {
  display: block;
  margin-bottom: 22px;
}

.filters-head .section-title--compact {
  max-width: 18ch;
  margin-bottom: 10px;
}

.filters-head .section-intro--compact {
  max-width: 76ch;
}

.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-chip {
  appearance: none;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.035);
  color: rgba(244,246,244,0.86);
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 999px;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.15;
  text-align: center;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.filter-chip:hover,
.filter-chip:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(32,194,107,0.28);
  color: var(--accent);
}
.filter-chip.is-active {
  background: rgba(32,194,107,0.09);
  border-color: rgba(32,194,107,0.26);
  color: var(--accent);
}

.case-filters-mobile {
  display: none;
}

.filter-select-label {
  display: inline-block;
  margin: 0 0 10px;
  font-size: 0.84rem;
  font-weight: 700;
  color: rgba(244,246,244,0.84);
}

.filter-select-wrap {
  position: relative;
}

.filter-select-wrap::after {
  content: "▾";
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  color: rgba(244,246,244,0.65);
  pointer-events: none;
  font-size: 0.9rem;
}

.filter-select {
  width: 100%;
  min-height: 52px;
  padding: 0 44px 0 16px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font: inherit;
  font-size: 0.96rem;
  font-weight: 700;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
}

.filter-select:focus {
  border-color: rgba(32,194,107,0.3);
}

/* Cards */
.section-cases {
  padding-top: 22px;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.case-card {
  display: grid;
  align-content: start;
  gap: 16px;
  min-height: 100%;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}
.case-card:hover,
.case-card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(32,194,107,0.22);
  background: #191d20;
}
.case-card.is-hidden { display: none; }
.case-card--featured {
  background: linear-gradient(180deg, rgba(32,194,107,0.07) 0%, rgba(23,26,29,1) 100%);
}
.case-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.case-card__category { color: var(--accent); }
.case-card__status { color: rgba(255,255,255,0.48); }
.case-card__title {
  margin: 0;
  max-width: 18ch;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.9rem;
  line-height: 0.98;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}
.case-card__excerpt {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}
.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.case-tags li {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.06);
  color: rgba(244,246,244,0.78);
  font-size: 0.78rem;
  font-weight: 700;
}

/* Process */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-top: 28px;
}
.process-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,0.03);
  box-shadow: var(--shadow);
}
.process-card h3 {
  margin: 0 0 12px;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.75rem;
  line-height: 0.95;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.process-card p {
  margin: 0;
  color: var(--muted);
}

/* CTA */
.cta-box {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: 28px;
  align-items: end;
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(135deg, #131719 0%, #101412 100%);
  box-shadow: var(--shadow);
}
.cta-box h2 {
  margin: 14px 0 14px;
  max-width: 15ch;
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(2.5rem, 4vw, 4.3rem);
  line-height: 0.9;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-wrap: balance;
}
.cta-box p {
  margin: 0;
  max-width: 48ch;
  color: rgba(255,255,255,0.76);
}

/* WhatsApp */
.wa-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1100;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 0 18px 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(11, 15, 17, 0.92);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: #f4f6f4;
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease, color 0.22s ease, box-shadow 0.22s ease;
}
.wa-float:hover,
.wa-float:focus-visible {
  transform: translateY(-2px);
  background: var(--accent);
  border-color: var(--accent);
  color: #0e1110;
  box-shadow: 0 18px 42px rgba(32, 194, 107, 0.22);
}
.wa-float__icon-wrap {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(32, 194, 107, 0.12);
  color: var(--accent);
  transition: background 0.22s ease, color 0.22s ease;
  flex: 0 0 auto;
}
.wa-float:hover .wa-float__icon-wrap,
.wa-float:focus-visible .wa-float__icon-wrap {
  background: rgba(14, 17, 16, 0.10);
  color: #0e1110;
}
.wa-float__icon {
  width: 18px;
  height: 18px;
  display: block;
  fill: currentColor;
}
.wa-float__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.wa-float__eyebrow {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 246, 244, 0.52);
  transition: color 0.22s ease;
  margin-bottom: 4px;
}
.wa-float__label {
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #f4f6f4;
  transition: color 0.22s ease;
}
.wa-float:hover .wa-float__eyebrow,
.wa-float:focus-visible .wa-float__eyebrow,
.wa-float:hover .wa-float__label,
.wa-float:focus-visible .wa-float__label {
  color: #0e1110;
}

/* Responsive */
@media (max-width: 1040px) {
  .cases-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-grid,
  .cta-box {
    grid-template-columns: 1fr;
  }

  .hero-metrics__strip {
    grid-template-columns: 1fr;
  }

  .cases-hero__inner {
    min-height: 78vh;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 68px 0;
  }

  .cases-hero {
    padding-top: 86px;
  }

  .cases-hero__media {
    position: relative;
    aspect-ratio: 16 / 9;
    min-height: 220px;
  }

  .cases-hero__overlay {
    background: linear-gradient(180deg, rgba(17,19,21,0.03) 0%, rgba(17,19,21,0.02) 60%, rgba(17,19,21,0.08) 100%);
  }

  .cases-hero__video {
    object-fit: contain;
    object-position: center center;
  }

  .cases-hero__inner {
    min-height: auto;
    display: block;
    padding-top: 18px;
    padding-bottom: 0;
  }

  .cases-hero__copy {
    width: 100%;
  }
  .hero-metrics {
    margin-top: 0;
    padding-top: 18px;
    padding-bottom: 0;
  }

  .hero-metrics__strip {
    gap: 12px;
  }

  .hero-metric {
    min-height: 0;
    padding: 18px 18px;
    border-radius: 20px;
  }


  .cases-hero .page-title,
  .cases-hero .page-intro {
    text-shadow: none;
  }

  .page-title {
    max-width: 100%;
    font-size: clamp(1.85rem, 8vw, 2.45rem);
  }

  .section-title,
  .section-title--compact {
    max-width: 100%;
  }

  .filters-head .section-title--compact {
    margin-bottom: 12px;
  }

  .filters-head .section-intro--compact {
    font-size: 0.96rem;
  }

  .case-filters--desktop {
    display: none;
  }

  .case-filters-mobile {
    display: block;
  }

  .cases-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .case-card,
  .process-card,
  .cta-box {
    padding: 22px;
  }

  .case-card__meta {
    flex-wrap: wrap;
    gap: 8px;
  }


  .video-sound-toggle {
    right: 14px;
    bottom: 14px;
    min-height: 42px;
    padding: 0 12px;
  }

  .video-sound-toggle__label {
    display: none;
  }

  .hero-actions,
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .cta-actions .btn {
    width: 100%;
  }

  .wa-float {
    right: 16px;
    bottom: max(16px, env(safe-area-inset-bottom));
    width: 58px;
    height: 58px;
    min-height: 58px;
    padding: 0;
    justify-content: center;
  }

  .wa-float__text {
    display: none;
  }

  .wa-float__icon-wrap {
    width: 58px;
    height: 58px;
    background: transparent;
  }
}