/* =============================================================
   CONCURSA — Main Stylesheet
   Sistema de diseno minimalista con colores por disciplina
   ============================================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* Variables globales */
:root {
  /* Colores base */
  --color-bg:           #FAFAF8;
  --color-surface:      #FFFFFF;
  --color-text:         #1A1A1A;
  --color-text-muted:   #6B7280;
  --color-border:       #E5E7EB;
  --color-border-soft:  #F3F4F6;

  /* Colores por disciplina */
  --color-fotografia:          #E8642A;
  --color-diseno:              #2A5BE8;
  --color-arquitectura:        #6B7280;
  --color-ilustracion:         #4CAF7D;
  --color-pintura:             #C0392B;
  --color-moda:                #D4829A;
  --color-arte-contemporaneo:  #7C3AED;
  --color-otras:               #D4A017;

  /* Tipografia */
  --font-base:      'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-size-xs:   0.75rem;
  --font-size-sm:   0.875rem;
  --font-size-base: 1rem;
  --font-size-md:   1.125rem;
  --font-size-lg:   1.5rem;
  --font-size-xl:   2rem;
  --font-size-2xl:  2.75rem;

  /* Espaciado */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Layout */
  --max-width:   1280px;
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --transition:  200ms ease;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* Contenedor */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* Accesibilidad */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* =============================================================
   HEADER
   ============================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: 64px;
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.site-logo__mark {
  display: flex;
  gap: 3px;
  align-items: center;
}

.site-logo__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.site-logo__dot:nth-child(1) { background: var(--color-fotografia); }
.site-logo__dot:nth-child(2) { background: var(--color-diseno); }
.site-logo__dot:nth-child(3) { background: var(--color-ilustracion); }
.site-logo__dot:nth-child(4) { background: var(--color-arte-contemporaneo); }

.site-logo__text {
  font-size: var(--font-size-md);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

/* Busqueda rapida */
.header-search {
  flex: 1;
  max-width: 420px;
  position: relative;
}

.header-search__input {
  width: 100%;
  height: 40px;
  padding: 0 var(--space-4) 0 40px;
  background: var(--color-border-soft);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: border-color var(--transition), background var(--transition);
}

.header-search__input:focus {
  outline: none;
  background: var(--color-surface);
  border-color: var(--color-border);
}

.header-search__icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

/* Navegacion */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-nav__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.site-nav__link:hover { color: var(--color-text); }

.site-nav__cta {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: opacity var(--transition);
}
.site-nav__cta:hover { opacity: 0.85; }

.site-main { margin-top: 64px; }

/* =============================================================
   HERO SLIDER
   ============================================================= */
.hero-slider {
  position: relative;
  overflow: hidden;
  height: 560px;
  background: #1A1A1A;
}

.hero-slider__track {
  display: flex;
  height: 100%;
  transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: var(--space-16) 0;
  /* El fondo es el color de la disciplina oscurecido */
  background: color-mix(in srgb, var(--slide-color, var(--color-diseno)) 25%, #0d0d0d);
}

.hero-slide__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}

.hero-slide__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--slide-color, var(--color-diseno)) 20%, transparent) 0%,
    transparent 50%
  ),
  linear-gradient(
    to top,
    rgba(10,10,10,0.95) 0%,
    rgba(10,10,10,0.3) 60%,
    transparent 100%
  );
}

/* Acento lateral — linea fina del color de disciplina */
.hero-slide::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--slide-color, var(--color-diseno));
  z-index: 2;
}

.hero-slide__content {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-slide__content .container {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.hero-slide__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  padding: var(--space-1) var(--space-3);
  border-radius: 100px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: white;
  background: var(--slide-color, var(--color-diseno));
}

.hero-slide__title {
  font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-2xl));
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: white;
  max-width: 720px;
}

.hero-slide__meta {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  color: rgba(255,255,255,0.7);
  font-size: var(--font-size-sm);
}

.hero-slide__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.hero-slide__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  height: 44px;
  padding: 0 var(--space-6);
  background: white;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 700;
  transition: opacity var(--transition);
}
.hero-slide__cta:hover { opacity: 0.9; }

/* Controles */
.hero-slider__controls {
  position: absolute;
  bottom: var(--space-8);
  right: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  z-index: 10;
}

.hero-slider__btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  backdrop-filter: blur(4px);
}
.hero-slider__btn:hover { background: rgba(255,255,255,0.3); }

.hero-slider__dots {
  display: flex;
  gap: var(--space-2);
}

.hero-slider__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transition: all var(--transition);
  cursor: pointer;
}
.hero-slider__dot.is-active {
  width: 20px;
  border-radius: 3px;
  background: white;
}

/* =============================================================
   FILTROS DE DISCIPLINA
   ============================================================= */
.discipline-filters {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: sticky;
  top: 64px;
  z-index: 50;
}

.discipline-filters .container {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.discipline-filters .container::-webkit-scrollbar { display: none; }

.discipline-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: 100px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  white-space: nowrap;
  border: 1.5px solid var(--color-border);
  color: var(--color-text-muted);
  background: transparent;
  transition: all var(--transition);
  flex-shrink: 0;
}

.discipline-btn__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--btn-color);
}

.discipline-btn:hover,
.discipline-btn.is-active {
  border-color: var(--btn-color);
  color: var(--btn-color);
  background: color-mix(in srgb, var(--btn-color) 8%, transparent);
}

/* =============================================================
   GRID DE CONCURSOS
   ============================================================= */
.contests-section {
  padding: var(--space-12) 0 var(--space-20);
}

.contests-section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.contests-section__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.contests-section__count {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.contests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}

/* Tarjeta */
.contest-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}

.contest-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.contest-card__stripe {
  height: 3px;
  background: var(--card-color, var(--color-diseno));
}

.contest-card__body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contest-card__badges {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge--discipline {
  color: var(--card-color);
  background: color-mix(in srgb, var(--card-color) 10%, transparent);
}

.badge--open {
  color: var(--color-ilustracion);
  background: color-mix(in srgb, var(--color-ilustracion) 10%, transparent);
}

.badge--closed { color: var(--color-text-muted); background: var(--color-border-soft); }
.badge--soon   { color: var(--color-otras); background: color-mix(in srgb, var(--color-otras) 10%, transparent); }
.badge--verified {
  color: var(--color-ilustracion);
  background: color-mix(in srgb, var(--color-ilustracion) 10%, transparent);
}

.contest-card__title {
  font-size: var(--font-size-base);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--color-text);
}

.contest-card__organizer {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.contest-card__footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.contest-card__prize-label,
.contest-card__deadline-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 2px;
}

.contest-card__prize-amount {
  font-size: var(--font-size-md);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--card-color, var(--color-text));
}

.contest-card__deadline { text-align: right; }

.contest-card__deadline-date {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

/* Boton ver convocatoria */
.contest-card__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border-soft);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--card-color, var(--color-diseno));
  transition: background var(--transition), color var(--transition);
}
.contest-card__cta:hover {
  background: color-mix(in srgb, var(--card-color, var(--color-diseno)) 6%, transparent);
}

.contest-card__fav {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  z-index: 1;
}

.contest-card__fav:hover,
.contest-card__fav.is-active {
  color: var(--color-fotografia);
  border-color: var(--color-fotografia);
  background: color-mix(in srgb, var(--color-fotografia) 8%, white);
}

/* =============================================================
   FOOTER
   ============================================================= */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.6);
  padding: var(--space-16) 0 var(--space-8);
}

.site-footer .container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  margin-bottom: var(--space-12);
}

.footer-brand__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.footer-brand__logo .site-logo__text { color: white; }

.footer-brand__desc {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  max-width: 280px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer-links__group-title {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: white;
  margin-bottom: var(--space-4);
}

.footer-links__list { display: flex; flex-direction: column; gap: var(--space-3); }

.footer-links__link {
  font-size: var(--font-size-sm);
  transition: color var(--transition);
}
.footer-links__link:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-xs);
}

/* =============================================================
   PAGINA INDIVIDUAL DE CONCURSO
   ============================================================= */

/* Hero */
.single-hero {
  position: relative;
  padding: var(--space-8) 0 var(--space-12);
  background: color-mix(in srgb, var(--card-color, var(--color-diseno)) 20%, #0d0d0d);
  overflow: hidden;
}

.single-hero__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, color-mix(in srgb, var(--card-color) 30%, transparent), transparent 70%);
}

.single-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(10,10,10,0.6) 100%);
}

.single-hero .container { position: relative; z-index: 1; }

/* Breadcrumb */
.single-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.single-breadcrumb__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}
.single-breadcrumb__back:hover { color: white; }

.single-breadcrumb__sep { color: rgba(255,255,255,0.3); }

.single-breadcrumb__discipline {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.single-breadcrumb__discipline:hover { color: rgba(255,255,255,0.8); }

/* Contenido del hero */
.single-hero__content { display: flex; flex-direction: column; gap: var(--space-4); }

.single-hero__badges {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.single-hero__title {
  font-size: clamp(var(--font-size-lg), 4vw, var(--font-size-2xl));
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: white;
  max-width: 820px;
}

.single-hero__organizer {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
}

/* Cuerpo */
.single-body {
  padding: var(--space-12) 0 var(--space-20);
  background: var(--color-bg);
}

.single-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-12);
  align-items: start;
}

/* Secciones */
.single-section {
  margin-bottom: var(--space-10);
}

.single-section__title {
  font-size: var(--font-size-base);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

.single-content.prose {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text);
}
.single-content.prose p { margin-bottom: var(--space-4); }
.single-content.prose h2,
.single-content.prose h3 { font-weight: 700; margin: var(--space-6) 0 var(--space-3); }

.single-excerpt {
  font-size: var(--font-size-md);
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* Requisitos */
.single-requisitos {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.single-requisitos__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.single-requisitos__item svg {
  color: var(--color-ilustracion);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Boton de bases */
.single-cta-bases {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  height: 48px;
  padding: 0 var(--space-6);
  background: var(--card-color, var(--color-diseno));
  color: white;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 700;
  transition: opacity var(--transition);
}
.single-cta-bases:hover { opacity: 0.88; }

/* Sidebar */
.single-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: sticky;
  top: calc(64px + var(--space-6));
}

.single-data-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
}

.single-data-card__label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.single-data-card__value {
  font-size: var(--font-size-lg);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.single-data-card__value--prize {
  color: var(--card-color, var(--color-diseno));
}

.single-data-card__sub {
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-top: var(--space-1);
}

/* Lista de info */
.single-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.single-info-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
}

.single-info-list li span { color: var(--color-text-muted); }
.single-info-list li strong { font-weight: 600; text-align: right; }

/* Boton favorito en single */
.single-fav-btn {
  position: static;
  width: 100%;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition);
  background: var(--color-surface);
}

.single-fav-btn:hover,
.single-fav-btn.is-active {
  border-color: var(--card-color);
  color: var(--card-color);
  background: color-mix(in srgb, var(--card-color) 6%, white);
}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width: 768px) {
  .header-search { display: none; }
  .site-nav__link { display: none; }
  .hero-slider { height: 480px; }
  .contests-grid { grid-template-columns: 1fr; }
  .site-footer .container { grid-template-columns: 1fr; gap: var(--space-10); }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-3); text-align: center; }
  .single-layout { grid-template-columns: 1fr; }
  .single-sidebar { position: static; order: -1; }
  .single-hero__title { font-size: var(--font-size-xl); }
}

@media (max-width: 480px) {
  .container { padding-inline: var(--space-4); }
  .footer-links { grid-template-columns: 1fr; }
}