/* ============================================================
   SUTCRES - Sitio Sindical
   Paleta: Negro institucional + Rojo sindical + Blanco
   Logo: Puños alzados / Dignidad Laboral - Educación Transformadora
   ============================================================ */

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

:root {
    --primary:      #1a1a1a;   /* Negro del logo */
    --primary-mid:  #2d2d2d;   /* Negro medio */
    --primary-light:#444444;   /* Gris oscuro */
    --accent:       #444444;   /* Se usa gris oscuro en vez de rojo para contraste */
    --accent-light: #777777;   /* Gris claro */
    --neutral-dark: #111111;
    --neutral-mid:  #374151;
    --neutral-light:#6b7280;
    --surface:      #f5f5f5;
    --white:        #ffffff;
    --gradient-hero: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.18), 0 1px 2px rgba(0,0,0,.12);
    --shadow-md: 0 4px 16px rgba(0,0,0,.20);
    --shadow-lg: 0 10px 40px rgba(0,0,0,.28);
    --radius:   12px;
    --radius-lg:20px;
    --transition: all .3s cubic-bezier(.4,0,.2,1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--surface);
    color: var(--neutral-dark);
    line-height: 1.6;
}

/* ============================================================
   NAVBAR MODERNA
   ============================================================ */
.navbar-sutcres {
    background: rgba(10, 35, 66, .96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--accent);
    padding: .75rem 0;
    transition: var(--transition);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.navbar-sutcres .navbar-brand {
    font-family: 'Merriweather', serif;
    font-size: 1.4rem;
    color: var(--white) !important;
    letter-spacing: .5px;
}

.navbar-sutcres .navbar-brand span {
    color: var(--accent-light);
}

.navbar-sutcres .nav-link {
    color: rgba(255,255,255,.85) !important;
    font-weight: 500;
    font-size: .88rem;
    letter-spacing: .3px;
    padding: .5rem .9rem !important;
    border-radius: 8px;
    transition: var(--transition);
}

.navbar-sutcres .nav-link:hover,
.navbar-sutcres .nav-link.active {
    color: var(--accent-light) !important;
    background: rgba(255,255,255,.08);
}

.navbar-sutcres .btn-admin {
    background: var(--accent);
    color: var(--primary) !important;
    font-weight: 700;
    padding: .4rem 1rem !important;
    border-radius: 20px;
    font-size: .82rem;
}

.navbar-sutcres .btn-admin:hover {
    background: var(--accent-light);
    color: var(--primary) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(200,149,42,.4);
}

.navbar-toggler {
    border: none;
    color: white;
}

/* ============================================================
   HERO / CAROUSEL
   ============================================================ */
.hero-wrapper {
    position: relative;
    overflow: hidden;
}

.hero-carousel {
    position: relative;
}

.hero-carousel .carousel-item {
    height: 520px;
}

.hero-carousel .carousel-item img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    filter: brightness(.55);
}

.hero-carousel .carousel-placeholder {
    background: var(--gradient-hero);
    height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-carousel .carousel-caption {
    bottom: 15%;
    left: 8%;
    right: 8%;
    text-align: left;
    background: none;
}

.hero-carousel .carousel-caption h2 {
    font-family: 'Merriweather', serif;
    font-size: clamp(1.4rem, 4vw, 2.4rem);
    font-weight: 700;
    line-height: 1.25;
    text-shadow: 0 2px 8px rgba(0,0,0,.5);
    margin-bottom: .6rem;
}

.hero-carousel .carousel-caption p {
    font-size: clamp(.85rem, 2vw, 1rem);
    opacity: .9;
    max-width: 600px;
    text-shadow: 0 1px 4px rgba(0,0,0,.4);
}

.hero-carousel .badge-fecha {
    background: var(--accent);
    color: var(--primary);
    font-weight: 700;
    font-size: .75rem;
    padding: .3rem .7rem;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: .8rem;
    text-transform: uppercase;
    letter-spacing: .5px;
}

.hero-carousel .carousel-control-prev,
.hero-carousel .carousel-control-next {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,.15);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 1;
}

.hero-carousel .carousel-control-prev { left: 20px; }
.hero-carousel .carousel-control-next { right: 20px; }
.hero-carousel .carousel-control-prev:hover,
.hero-carousel .carousel-control-next:hover {
    background: rgba(200,149,42,.7);
}

.hero-carousel .carousel-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255,255,255,.5);
    border: none;
}

.hero-carousel .carousel-indicators button.active {
    background-color: var(--accent-light);
    transform: scale(1.3);
}

/* Mensaje sin noticias en carousel */
.hero-empty {
    background: var(--gradient-hero);
    height: 520px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    gap: 1rem;
}

/* ============================================================
   SECCIÓN ESTADÍSTICAS / BANNERS
   ============================================================ */
.stats-bar {
    background: var(--primary);
    padding: 1.2rem 0;
    border-bottom: 3px solid var(--accent);
}

.stat-item {
    text-align: center;
    color: white;
    padding: .5rem 1rem;
    border-right: 1px solid rgba(255,255,255,.15);
}

.stat-item:last-child { border-right: none; }

.stat-item .stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent-light);
    line-height: 1;
}

.stat-item .stat-label {
    font-size: .78rem;
    color: rgba(255,255,255,.7);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-top: .2rem;
}

/* ============================================================
   SECCIONES GENERALES
   ============================================================ */
.section-title {
    font-family: 'Merriweather', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    padding-bottom: .75rem;
    margin-bottom: 1.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.section-title.centered { text-align: center; }
.section-title.centered::after { left: 50%; transform: translateX(-50%); }

/* ============================================================
   TARJETAS DE NOTICIAS
   ============================================================ */
.news-card {
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
    height: 100%;
    background: white;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.news-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.news-card:hover .card-img-top {
    transform: scale(1.04);
}

.news-card .img-wrapper {
    overflow: hidden;
    position: relative;
}

.news-card .img-wrapper .no-img {
    height: 200px;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.news-card .card-body {
    padding: 1.25rem;
}

.news-card .card-date {
    font-size: .75rem;
    color: var(--neutral-light);
    font-weight: 500;
    letter-spacing: .3px;
}

.news-card .card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--neutral-dark);
    line-height: 1.4;
    margin: .4rem 0 .6rem;
}

.news-card .card-text {
    font-size: .875rem;
    color: var(--neutral-mid);
    line-height: 1.6;
}

.news-card .card-footer {
    background: transparent;
    border-top: 1px solid rgba(0,0,0,.06);
    padding: .75rem 1.25rem;
}

.news-card .btn-ver {
    font-size: .8rem;
    font-weight: 600;
    color: var(--primary-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: .35rem;
    transition: var(--transition);
}

.news-card .btn-ver:hover { color: var(--accent); gap: .6rem; }

/* ============================================================
   TARJETAS DE DOCUMENTOS / BOLETINES
   ============================================================ */
.doc-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    border: 1px solid transparent;
    margin-bottom: .75rem;
}

.doc-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
    color: inherit;
    text-decoration: none;
}

.doc-card .doc-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: rgba(10,35,66,.08);
    color: var(--primary);
}

.doc-card .doc-info .doc-title {
    font-weight: 600;
    font-size: .9rem;
    color: var(--neutral-dark);
    line-height: 1.3;
}

.doc-card .doc-info .doc-date {
    font-size: .75rem;
    color: var(--neutral-light);
    margin-top: .15rem;
}

.doc-card .doc-arrow {
    margin-left: auto;
    color: var(--neutral-light);
    transition: var(--transition);
    font-size: 1rem;
}

.doc-card:hover .doc-arrow { color: var(--accent); transform: translateX(4px); }

/* ============================================================
   SECCIÓN SERVICIOS / ACCESOS RÁPIDOS
   ============================================================ */
.service-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid transparent;
    height: 100%;
}

.service-card:hover {
    border-top-color: var(--accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.service-card .svc-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 1rem;
    background: var(--gradient-hero);
    color: white;
}

.service-card h5 {
    font-weight: 700;
    font-size: .95rem;
    color: var(--primary);
    margin-bottom: .5rem;
}

.service-card p {
    font-size: .82rem;
    color: var(--neutral-light);
    margin-bottom: 1rem;
}

.service-card .btn-svc {
    font-size: .8rem;
    font-weight: 600;
    color: var(--primary-light);
    border: 1.5px solid var(--primary-light);
    padding: .35rem .9rem;
    border-radius: 20px;
    text-decoration: none;
    transition: var(--transition);
}

.service-card .btn-svc:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ============================================================
   BANNER / AVISO
   ============================================================ */
.banner-aviso {
    background: var(--gradient-hero);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.banner-aviso::before {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: rgba(200,149,42,.15);
}

.banner-aviso h3 {
    font-family: 'Merriweather', serif;
    font-size: 1.3rem;
    margin-bottom: .5rem;
}

.banner-aviso p { opacity: .85; font-size: .9rem; margin-bottom: 1.2rem; }

.banner-aviso .btn-cta {
    background: var(--accent);
    color: var(--primary);
    font-weight: 700;
    border: none;
    border-radius: 25px;
    padding: .55rem 1.4rem;
    font-size: .88rem;
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.banner-aviso .btn-cta:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(200,149,42,.4);
    color: var(--primary);
}

/* ============================================================
   SECCIÓN WITH BG
   ============================================================ */
.bg-section {
    background: var(--gradient-hero);
    padding: 3.5rem 0;
    color: white;
}

.bg-section .section-title { color: white; }
.bg-section .section-title::after { background: var(--accent-light); }

/* ============================================================
   FOOTER
   ============================================================ */
footer.site-footer {
    background: var(--neutral-dark);
    color: rgba(255,255,255,.75);
    padding: 3rem 0 1.5rem;
}

footer.site-footer h6 {
    color: white;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    font-size: .8rem;
    margin-bottom: 1rem;
    padding-bottom: .5rem;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

footer.site-footer p,
footer.site-footer li,
footer.site-footer a {
    font-size: .85rem;
    color: rgba(255,255,255,.6);
    text-decoration: none;
    transition: var(--transition);
    line-height: 2;
}

footer.site-footer a:hover { color: var(--accent-light); }

footer .footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    margin-top: 2rem;
    padding-top: 1.2rem;
    text-align: center;
    font-size: .8rem;
    color: rgba(255,255,255,.4);
}

/* ============================================================
   UTILITIES
   ============================================================ */
.py-section { padding: 4rem 0; }
.py-section-sm { padding: 2.5rem 0; }

.label-tag {
    display: inline-block;
    background: rgba(10,35,66,.08);
    color: var(--primary-light);
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    padding: .2rem .6rem;
    border-radius: 20px;
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--neutral-light);
}

.empty-state .empty-icon { font-size: 3rem; margin-bottom: 1rem; opacity: .4; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .hero-carousel .carousel-item,
    .hero-carousel .carousel-item img,
    .hero-carousel .carousel-placeholder,
    .hero-empty { height: 360px; }

    .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.1); }
    .stat-item:last-child { border-bottom: none; }
    .banner-aviso { padding: 1.75rem; }
}