/* Internal pages — shared layout (dark theme inherited from Variante A) */
:root {
  --page-bg: var(--a-bg);
  --page-text: var(--a-text);
  --page-mute: var(--a-text-mute);
  --accent: var(--a-accent);
  --elev: var(--a-bg-elev);
  --header-border: var(--a-line);
}
body { background: var(--page-bg); color: var(--page-text); }
.site-header { background: rgba(14,19,32,0.72); }

.btn-primary { background: var(--accent); color: var(--a-bg); }
.btn-primary:hover { background: #f3c785; }
.btn-ghost { border-color: rgba(255,255,255,0.4); color: var(--page-text); }
.btn-ghost:hover { border-color: var(--page-text); background: rgba(255,255,255,0.06); }

/* Page hero — band con foto */
.page-hero {
  position: relative;
  padding: calc(var(--sp-5) + 60px) 0 var(--sp-5);
  background-color: var(--a-bg);
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(14,19,32,0.82) 0%,
      rgba(14,19,32,0.55) 40%,
      rgba(14,19,32,0.85) 80%,
      rgba(14,19,32,0.98) 100%),
    radial-gradient(ellipse 120% 80% at 50% 50%, transparent 0%, rgba(14,19,32,0.45) 100%);
  pointer-events: none;
}
.page-hero > * {
  position: relative;
  z-index: 1;
}
.page-hero .container { max-width: 880px; }
.page-hero h1 { font-size: clamp(2.4rem, 1.6rem + 4vw, 4.5rem); font-weight: 300; }
.page-hero h1 em { color: var(--accent); font-style: italic; font-weight: 400; }
.page-hero p { color: var(--page-mute); max-width: 60ch; font-size: var(--fs-lg); margin-top: var(--sp-2); }

.breadcrumb {
  display: flex;
  gap: 0.6rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--page-mute);
  margin-bottom: var(--sp-3);
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { opacity: 0.6; }

/* Section */
.section { padding: var(--sp-6) 0; }
.section-tight { padding: var(--sp-5) 0; }
.section h2 { font-size: var(--fs-2xl); font-weight: 400; margin-bottom: var(--sp-3); }
.section h2 em { color: var(--accent); font-style: italic; }
.section-lead { color: var(--page-mute); font-size: var(--fs-lg); max-width: 60ch; }

/* 2-column split content */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
  align-items: center;
}
.split-media {
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  background-size: cover;
  background-position: center;
  box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}
.split.reverse { direction: rtl; }
.split.reverse > * { direction: ltr; }

@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; }
  .split-media { aspect-ratio: 16/10; }
}

/* Feature list */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}
.feature {
  padding: var(--sp-3);
  border: 1px solid var(--a-line);
  border-radius: var(--radius-md);
  background: var(--elev);
}
.feature-icon {
  width: 48px; height: 48px;
  color: var(--accent);
  margin-bottom: var(--sp-2);
}
.feature h3 { font-size: var(--fs-lg); margin-bottom: 0.5rem; }
.feature p { font-size: var(--fs-sm); color: var(--page-mute); margin: 0; }

@media (max-width: 880px) { .features { grid-template-columns: 1fr; } }

/* Timeline */
.timeline {
  position: relative;
  margin-top: var(--sp-4);
  padding-left: var(--sp-3);
  border-left: 1px solid var(--a-line);
}
.timeline-item { margin-bottom: var(--sp-4); position: relative; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: calc(var(--sp-3) * -1 - 5px);
  top: 0.5rem;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
}
.timeline-year {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  color: var(--accent);
  font-weight: 400;
  margin-bottom: 0.3rem;
  line-height: 1;
}
.timeline-item h4 { font-size: var(--fs-md); margin-bottom: 0.3rem; }
.timeline-item p { font-size: var(--fs-sm); color: var(--page-mute); }

/* Team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}
.team-card {
  text-align: left;
}
.team-photo {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  background-size: cover;
  background-position: center;
  margin-bottom: var(--sp-2);
  filter: grayscale(30%);
  transition: filter var(--dur-med);
}
.team-card:hover .team-photo { filter: grayscale(0); }
.team-card h4 { margin-bottom: 0.2rem; }
.team-role { font-size: var(--fs-xs); letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.team-bio { font-size: var(--fs-sm); color: var(--page-mute); margin-top: 0.5rem; }

@media (max-width: 880px) { .team-grid { grid-template-columns: 1fr 1fr; } }

/* Form */
.form-card {
  background: var(--elev);
  padding: var(--sp-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--a-line);
}
.field { margin-bottom: var(--sp-2); }
.field label {
  display: block;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--page-mute);
  margin-bottom: 0.4rem;
  font-weight: 600;
}
.field input:not([type="checkbox"]):not([type="radio"]),
.field textarea,
.field select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--a-line);
  color: var(--page-text);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  transition: border-color var(--dur-fast);
  min-height: 44px;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
}
.field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%23E8B86A' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.field select option {
  background: #161E33;
  color: #F2F4FA;
  padding: 0.5rem;
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-2); }
@media (max-width: 640px) { .field-row { grid-template-columns: 1fr; } }

.checkbox-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem var(--sp-2);
  margin-top: 0.3rem;
}
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--page-text);
  font-size: var(--fs-sm);
  font-weight: 400;
  cursor: pointer;
  padding: 0.6rem 0.8rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--a-line);
  border-radius: var(--radius-sm);
  transition: border-color var(--dur-fast), background var(--dur-fast);
  margin: 0;
}
.checkbox-group label:hover { border-color: var(--accent); }
.checkbox-group label:has(input:checked) {
  border-color: var(--accent);
  background: rgba(232,184,106,0.08);
}
.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
  margin: 0;
}
@media (max-width: 640px) { .checkbox-group { grid-template-columns: 1fr; } }

/* Cards generic */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}
.info-card {
  background: var(--elev);
  border: 1px solid var(--a-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur-med) var(--ease-out), border-color var(--dur-fast);
}
.info-card:hover { transform: translateY(-6px); border-color: var(--accent); }
.info-card-media {
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
}
.info-card-body { padding: var(--sp-3); flex: 1; display: flex; flex-direction: column; }
.info-card h3 { font-size: var(--fs-lg); margin-bottom: 0.5rem; }
.info-card p { font-size: var(--fs-sm); color: var(--page-mute); flex: 1; margin-bottom: var(--sp-2); }
.info-card .meta { font-size: var(--fs-xs); letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.5rem; }

@media (max-width: 880px) { .card-grid { grid-template-columns: 1fr; } }

/* Donation amount selector */
.amounts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  margin: var(--sp-2) 0;
}
.amount-btn {
  padding: 1rem;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--a-line);
  color: var(--page-text);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 400;
  transition: all var(--dur-fast);
  min-height: 56px;
}
.amount-btn:hover, .amount-btn.active {
  background: var(--accent);
  color: var(--a-bg);
  border-color: var(--accent);
}

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

/* Small mobile fine-tuning */
@media (max-width: 640px) {
  .page-hero { padding: calc(var(--sp-4) + 60px) 0 var(--sp-4); }
  .page-hero h1 { font-size: clamp(2rem, 1.4rem + 4vw, 3rem); }
  .page-hero p { font-size: var(--fs-md); }
  .section { padding: var(--sp-5) 0; }
  .section h2 { font-size: clamp(1.8rem, 1.4rem + 2vw, 2.4rem); }
  .team-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: var(--sp-2); }
  .timeline-year { font-size: var(--fs-lg); }
  .form-card { padding: var(--sp-3); }
  .feature { padding: var(--sp-2); }
  .breadcrumb { font-size: 0.65rem; letter-spacing: 0.18em; }
}