/* ============================================================
   CES · BCSF — Prototipo de portal
   Tokens: verde institucional + acento "grano" (trigo) + tinta
   Tipografía: Fraunces (display) / Inter (cuerpo) / IBM Plex Mono (datos)
   ============================================================ */

:root {
  --color-forest: #0c4c1c;
  --color-forest-deep: #0a2f14;
  --color-forest-soft: #e6efe7;
  --color-grain: #b9873a;
  --color-grain-soft: #f3e6cd;
  --color-live: #c1440e;
  --color-live-soft: #fbe6dc;
  --color-paper: #fbfaf6;
  --color-card: #ffffff;
  --color-ink: #1f2a20;
  --color-muted: #5f6b60;
  --color-line: #e3e0d3;

  --font-display: "Fraunces", "Georgia", serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;

  --radius: 14px;
  --shadow: 0 6px 24px rgba(10, 47, 20, 0.08);
  --shadow-hover: 0 12px 32px rgba(10, 47, 20, 0.14);
  --max-width: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  background: var(--color-paper);
  color: var(--color-ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--color-grain);
  outline-offset: 2px;
}

.ces-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.75rem;
}

/* ---------- Top bar ---------- */

.ces-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-card);
  border-bottom: 1px solid var(--color-line);
}

.ces-topbar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.ces-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  flex-shrink: 0;
}

.ces-brand img {
  width: 2.25rem;
  height: 2.25rem;
  object-fit: contain;
}

.ces-logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-forest-deep);
  border-radius: 8px;
  padding: 0.35rem 0.5rem;
  flex-shrink: 0;
}

.ces-logo-badge img {
  height: 1.6rem;
  width: auto;
  display: block;
  object-fit: contain;
}

.ces-hero-logo {
  display: inline-flex;
  background: var(--color-forest-deep);
  padding: 0.65rem 1.1rem;
  border-radius: 10px;
  margin-bottom: 1.4rem;
}

.ces-hero-logo img {
  height: 1.9rem;
  width: auto;
  display: block;
}

.ces-brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-forest);
  letter-spacing: 0.01em;
}

.ces-brand-text small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  text-transform: uppercase;
}

.ces-nav {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
  flex-wrap: wrap;
}

.ces-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-muted);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  transition: background 0.2s ease, color 0.2s ease;
}

.ces-nav a:hover { background: var(--color-forest-soft); color: var(--color-forest); }
.ces-nav a[aria-current="page"] { color: var(--color-forest); font-weight: 600; background: var(--color-forest-soft); }

.ces-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.ces-nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-forest-deep);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.ces-nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ces-nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.ces-nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */

.ces-hero {
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
}

.ces-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-grain);
  font-weight: 500;
  margin-bottom: 1rem;
}

.ces-hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.65rem, 6.5vw, 3.1rem);
  line-height: 1.16;
  color: var(--color-forest-deep);
  max-width: 20ch;
  margin-bottom: 1.1rem;
  word-break: break-word;
  hyphens: auto;
}

.ces-hero p {
  color: var(--color-muted);
  font-size: 1.08rem;
  max-width: 52ch;
  margin-bottom: 2rem;
}

/* ---------- Search ---------- */

.ces-search {
  position: relative;
  max-width: 560px;
}

.ces-search input {
  width: 100%;
  padding: 0.9rem 1.1rem 0.9rem 2.8rem;
  font-size: 1rem;
  font-family: var(--font-body);
  border: 1.5px solid var(--color-line);
  border-radius: 10px;
  background: var(--color-card);
  color: var(--color-ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.ces-search input:focus {
  border-color: var(--color-forest);
  box-shadow: 0 0 0 4px var(--color-forest-soft);
  outline: none;
}

.ces-search svg {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.1rem;
  height: 1.1rem;
  stroke: var(--color-muted);
}

/* ---------- Ribbon (signature element: cinta de series) ---------- */

.ces-ribbon {
  height: 34px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  overflow: hidden;
  margin: 0.5rem 0;
  animation: ces-ribbon-breathe 7s ease-in-out infinite;
}

@keyframes ces-ribbon-breathe {
  0%, 100% { opacity: 0.75; }
  50% { opacity: 1; }
}

.ces-ribbon span {
  flex: 1 1 0;
  min-width: 2px;
  max-width: 6px;
  background: var(--color-line);
  border-radius: 1px 1px 0 0;
}

.ces-ribbon span.grain { background: var(--color-grain); }
.ces-ribbon span.forest { background: var(--color-forest); opacity: 0.55; }

.ces-divider-section {
  padding: 0.25rem 0;
}

/* ---------- Recently updated ---------- */

.ces-section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ces-section-label .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-live);
  animation: ces-pulse 2s ease-in-out infinite;
}

@keyframes ces-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.75); }
}

.ces-updates {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}

.ces-update-card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  text-decoration: none;
  color: var(--color-ink);
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.ces-update-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: var(--color-grain);
}

.ces-update-card time {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-grain);
  margin-bottom: 0.4rem;
}

.ces-update-card h3 {
  font-size: 0.98rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.ces-update-card p {
  font-size: 0.84rem;
  color: var(--color-muted);
}

/* ---------- Category tiles ---------- */

.ces-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.ces-tile {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  text-decoration: none;
  color: var(--color-ink);
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.ces-tile:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: var(--color-forest);
}

.ces-tile-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 10px;
  background: var(--color-forest-soft);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ces-tile-icon img { width: 1.75rem; height: 1.75rem; object-fit: contain; }

.ces-tile h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-forest-deep);
}

.ces-tile p {
  font-size: 0.9rem;
  color: var(--color-muted);
  flex-grow: 1;
}

.ces-tile-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-grain);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- Page header (category pages) ---------- */

.ces-page-header {
  padding-top: 2.75rem;
  padding-bottom: 2rem;
}

.ces-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-muted);
  text-decoration: none;
  margin-bottom: 1.5rem;
}

.ces-back:hover { color: var(--color-forest); }

.ces-page-header h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  color: var(--color-forest-deep);
  margin-bottom: 0.6rem;
}

.ces-page-header p {
  color: var(--color-muted);
  max-width: 60ch;
  font-size: 1.02rem;
}

/* ---------- Item list (category pages) ---------- */

.ces-list {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin: 2rem 0 3.5rem;
}

.ces-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.1rem 1.4rem;
  box-shadow: var(--shadow);
}

.ces-item-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-forest-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ces-item-icon img { width: 1.8rem; height: 1.8rem; object-fit: contain; }

.ces-item-info { flex: 1; min-width: 0; }

.ces-item-info h3 {
  font-size: 1.08rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
  color: var(--color-ink);
}

.ces-item-info p {
  font-size: 0.88rem;
  color: var(--color-muted);
}

.ces-item-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-live);
  background: var(--color-live-soft);
  padding: 0.15rem 0.5rem;
  border-radius: 5px;
  margin-top: 0.4rem;
}

.ces-item-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.ces-btn {
  background: var(--color-forest);
  color: white;
  border: none;
  padding: 0.65rem 1.1rem;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s ease;
  white-space: nowrap;
}

.ces-btn:hover { background: var(--color-forest-deep); }

.ces-btn.secondary { background: var(--color-grain); }
.ces-btn.secondary:hover { background: #9c7230; }

.ces-empty {
  display: none;
  text-align: center;
  color: var(--color-muted);
  padding: 2rem;
  font-size: 0.95rem;
}

/* ---------- Footer ---------- */

.ces-footer {
  background: var(--color-forest-deep);
  color: rgba(255,255,255,0.75);
  padding: 2.5rem 0;
  margin-top: 2rem;
}

.ces-footer .ces-wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.ces-footer strong { color: white; font-family: var(--font-display); }
.ces-footer p { font-size: 0.85rem; }
.ces-footer small { font-size: 0.75rem; opacity: 0.7; }

/* ---------- Responsive ---------- */

@media (max-width: 720px) {
  .ces-topbar-inner { flex-wrap: wrap; }
  .ces-nav-toggle { display: flex; margin-left: auto; }
  .ces-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    margin-left: 0;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-line);
    gap: 0.15rem;
  }
  .ces-nav.is-open { display: flex; }
  .ces-nav a { padding: 0.7rem 0.75rem; }
  .ces-item { flex-wrap: wrap; }
  .ces-item-actions { width: 100%; justify-content: flex-start; }
  .ces-footer .ces-wrap { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .ces-wrap { padding: 0 1.1rem; }
  .ces-hero { padding-top: 2.25rem; padding-bottom: 1.75rem; }
  .ces-hero h1 { max-width: 100%; letter-spacing: -0.01em; }
  .ces-hero p { font-size: 1rem; }
  .ces-brand-text { font-size: 1rem; }
}