/* ============================================================
   VYH2 — CLIENTS + TRUST SECTION
   ============================================================ */

#clients {
  background: var(--color-bg-surface);
}

/* ── STATS STRIP ── */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-16);
  position: relative;
}

.stats-strip::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-glow-accent);
  pointer-events: none;
  border-radius: var(--radius-xl);
  opacity: 0.5;
}

.stat-block {
  padding: var(--space-8) var(--space-6);
  background: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
}

.stat-block::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.stat-block:hover::before { transform: scaleX(1); }
.stat-block:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.stat-block__number {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 3.5vw, var(--text-5xl));
  font-weight: var(--font-extrabold);
  line-height: 1;
  margin-bottom: var(--space-2);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-block__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-family: var(--font-mono);
}

/* ── CLIENTS GRID ── */
.clients__label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

/* ── CLIENTS MARQUEE ── */
.clients__marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.clients__track {
  display: flex;
  gap: var(--space-4);
  width: max-content;
  animation: clients-scroll 28s linear infinite;
}

.clients__marquee:hover .clients__track {
  animation-play-state: paused;
}

@keyframes clients-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── CLIENT LOGO CARD ── */
.client-card {
  position: relative;
  flex-shrink: 0;
  width: 160px;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-5) var(--space-4);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-base);
}

.client-card:hover {
  border-color: rgba(245,166,35,0.25);
  background: rgba(245,166,35,0.04);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.client-card img {
  max-height: 40px;
  max-width: 120px;
  object-fit: contain;
  opacity: 0.75;
  transition: opacity var(--duration-normal) var(--ease-in-out),
              transform var(--duration-normal) var(--ease-in-out);
}

.client-card:hover img {
  opacity: 1;
  transform: translateY(-8px);
}

.client-card__name {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-2);
  right: var(--space-2);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--color-accent);
  text-align: center;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--duration-normal) var(--ease-in-out),
              transform var(--duration-normal) var(--ease-in-out);
  pointer-events: none;
}

.client-card:hover .client-card__name {
  opacity: 1;
  transform: translateY(0);
}

/* ── CERTIFICATIONS SECTION ── */
#certifications {
  background: var(--color-bg-elevated);
}

/* CERTIFICACIONES ISO — comentado
.certs__group-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.certs__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.cert-card {
  position: relative;
  display: flex;
  gap: var(--space-5);
  padding: var(--space-7) var(--space-6);
  background: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: var(--transition-base);
}
.cert-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(255,255,255,0.1); }
.cert-card__accent-bar { position: absolute; top: 0; left: 0; right: 0; height: 3px; opacity: 0.7; transition: opacity var(--duration-fast); }
.cert-card:hover .cert-card__accent-bar { opacity: 1; }
.cert-card__seal { width: 72px; height: 72px; flex-shrink: 0; border-radius: var(--radius-lg); border: 1px solid var(--color-border); background: var(--color-bg-base); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.cert-card__seal img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.cert-card__seal-placeholder { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; color: rgba(255,255,255,0.15); }
.cert-card__seal-placeholder svg { width: 32px; height: 32px; }
.cert-card__body { display: flex; flex-direction: column; gap: var(--space-2); flex: 1; min-width: 0; }
.cert-card__code { font-family: var(--font-mono); font-size: var(--text-xs); font-weight: var(--font-bold); letter-spacing: var(--tracking-wider); text-transform: uppercase; }
.cert-card--accent .cert-card__accent-bar { background: var(--color-accent); }
.cert-card--accent .cert-card__code       { color: var(--color-accent); }
.cert-card--tech   .cert-card__accent-bar { background: var(--color-tech-light); }
.cert-card--tech   .cert-card__code       { color: var(--color-tech-light); }
.cert-card--green  .cert-card__accent-bar { background: #4caf82; }
.cert-card--green  .cert-card__code       { color: #4caf82; }
.cert-card__name { font-family: var(--font-display); font-size: var(--text-base); font-weight: var(--font-bold); color: var(--color-text-primary); letter-spacing: var(--tracking-tight); line-height: var(--leading-tight); }
.cert-card__desc { font-size: var(--text-sm); color: var(--color-text-secondary); line-height: var(--leading-relaxed); }
*/

/* Policy cards */
.policies__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  max-width: 960px;
  margin-inline: auto;
  margin-top: var(--space-12);
  margin-bottom: var(--space-12);
}

.policy-card {
  /* padding: var(--space-16) var(--space-8) var(--space-8);*/
  background: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: var(--transition-base);
  /* button reset */
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  width: 100%;
  appearance: none;
  padding: var(--space-8);
}

.policy-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(245,166,35,0.25);
}

.policy-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  align-self: center;
  transition: var(--transition-base);
  margin-top: var(--space-6);
}

.policy-card__icon svg { width: 22px; height: 22px; }

/* Color variants — policy icons */
.policy-card__icon--accent {
  background: rgba(245,166,35,0.12);
  border-color: rgba(245,166,35,0.22);
  color: var(--color-accent);
}
.policy-card__icon--tech {
  background: rgba(43,158,212,0.12);
  border-color: rgba(43,158,212,0.22);
  color: var(--color-tech-light);
}
.policy-card__icon--green {
  background: rgba(76,175,130,0.12);
  border-color: rgba(76,175,130,0.22);
  color: #4caf82;
}

.policy-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  text-align: center;
}

.policy-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  flex: 1;
  text-align: center;
  margin-inline: auto;
}

.policy-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--duration-normal) var(--ease-in-out),
              transform var(--duration-normal) var(--ease-out-expo);
}

.policy-card:hover .policy-card__cta {
  opacity: 1;
  transform: translateY(0);
}

/* ── PDF MODAL ── */
.pdf-modal {
  position: fixed;
  inset: 0;
  z-index: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  pointer-events: none;
}

.pdf-modal.is-open {
  visibility: visible;
  pointer-events: auto;
}

.pdf-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6,13,26,0.88);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

.pdf-modal.is-open .pdf-modal__backdrop {
  opacity: 1;
}

.pdf-modal__panel {
  position: relative;
  z-index: 1;
  width: min(900px, 92vw);
  height: min(680px, 88vh);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(24px);
  opacity: 0;
  transition: transform var(--duration-normal) var(--ease-out-expo),
              opacity var(--duration-normal) var(--ease-in-out);
}

.pdf-modal.is-open .pdf-modal__panel {
  transform: translateY(0);
  opacity: 1;
}

.pdf-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.pdf-modal__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pdf-modal__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.pdf-modal__close {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: var(--text-base);
  line-height: 1;
  transition: var(--transition-base);
}

.pdf-modal__close:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.pdf-modal__body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.pdf-modal__body iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: none;
  background: var(--color-bg-base);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .stats-strip      { grid-template-columns: repeat(2, 1fr); }
  .policies__grid   { grid-template-columns: repeat(3, 1fr); }
}

/* CERTIFICACIONES ISO — comentado
@media (max-width: 768px) {
  .certs__grid      { grid-template-columns: 1fr; }
  .cert-card        { flex-direction: column; }
  .cert-card__seal  { width: 56px; height: 56px; }
}
*/

@media (max-width: 640px) {
  .stats-strip    { grid-template-columns: 1fr 1fr; }
  .policies__grid { grid-template-columns: 1fr; }
}