:root {
    --color-primary: #DBC42E; /* Amarillo Atria ajustado */
    --color-text: #4D4D4D;
    --color-text-light: #7a7a7a;
    --color-bg-body: #ffffff;
    --color-white: #ffffff;
    
    /* Radios de borde para la forma de hoja (esquinas opuestas) */
    --leaf-radius-lg: 20vw 0 20vw 0; /* Hero principal */
    --leaf-radius-md: 80px 0 80px 0; /* Bloques de texto grandes */
    --leaf-radius-sm: 40px 0 40px 0; /* Tarjetas de canales */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Raleway', sans-serif;
}

body {
    background-color: var(--color-bg-body);
    color: var(--color-text);
    overflow-x: hidden;
}

/* Clases de formas reutilizables */
.shape-leaf-md { border-radius: var(--leaf-radius-md); }
.shape-leaf-sm { border-radius: var(--leaf-radius-sm); }

/* --- Hero Section --- */
.hero-container {
    width: 100%;
    max-width: 1360px;
    margin: 30px auto 0;
    padding: 0 20px;
}

.hero-shape {
    width: 100%;
    height: 450px;
    background-color: #e6e6e6; /* Color de fallback */
    background-size: cover;
    background-position: center;
    border-radius: var(--leaf-radius-lg);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-image 0.5s ease-in-out;
    overflow: hidden;
    background-image: url('../assets/fondo-de-pasillo-vacio.jpg');
}

/* Capa semitransparente blanca (efecto de la pág 5) */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.3);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.logo {
    font-size: 5.5rem;
    font-weight: 300;
    letter-spacing: -2px;
    color: #000;
    margin-bottom: 5px;
}

.subtitle {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-text);
    margin-top: 30px;
}

/* --- Tabs Nav --- */
.tabs-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: -41px; /* Superposición al Hero */
    position: relative;
    z-index: 10;
}

.tab-btn {
    padding: 10px 50px;
    border: none;
    border-radius: 30px 30px 0px 0px;
    background-color: var(--color-white);
    color: var(--color-text-light);
    font-size: 1rem;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 18px;
}

.tab-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 700;
}

/* --- Main Content --- */
.main-content {
    max-width: 1360px;
    margin: 60px auto;
    padding: 0 20px;
    min-height: 400px;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.4s ease;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Bloques de texto generales --- */
#nosotros .text-block p {
    width: 700px;
    padding-left: 240px;
    margin: 0px auto;
}
.text-block p img {
    margin-bottom: 20px;
}
#tecnologia .text-block p {
    width: 700px;
    padding-left: 240px;
    margin: 0px auto;
}
.footer-logos {
    display: flex;
    gap: 20px;
}
.sub-nav button {
    background: #e573730d;
    padding: 10px 50px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 400;
    min-width: calc(100% / 6 - 15px);
}
.text-block h2 {
    color: var(--color-text);
    font-weight: 200;
    margin-bottom: 20px;
    width: 700px;
    margin: 0px auto 30px auto;
    font-size: 46px;
}
#nosotros, #tecnologia {
    min-height: 1250px;
    padding-top: 100px;
}
.text-block p {
    margin-bottom: 15px;
    line-height: 1.7;
    color: var(--color-text-light);
}

/* --- Grid Canales --- */
/* Contenedor Grid */
.grid-canales {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 15px;
    width: 100%;
}

/* Contenedor principal de la tarjeta */
.card-canal {
    position: relative;
    padding: 50px 30px 40px 30px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    height: 100%;
    z-index: 1;
    min-height: 365px;
    justify-content: flex-end;
}

/* La forma gris independiente (capa de fondo) */
.card-canal::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #FAFAFA;
    z-index: -1; /* Envía la forma detrás del texto */
}

/* 1º - Superior Izquierda */
.card-canal:nth-child(1)::before {
    border-radius: 25000px 0 0 0;
}

/* 2º - Inferior Izquierda */
.card-canal:nth-child(2)::before {
    border-radius: 0 0 0 25000px;
}

/* 3º - Superior Derecha */
.card-canal:nth-child(3)::before {
    border-radius: 0 25000px 0 0;
}

/* 4º - Inferior Derecha */
.card-canal:nth-child(4)::before {
    border-radius: 0 0 0 25000px;
}

/* 5º - Superior Derecha */
.card-canal:nth-child(5)::before {
    border-radius: 0 25000px 0 0;
}

/* Tipografía */
.card-canal h3 {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: #333333;
    margin: 0 0 12px 0;
}

.card-canal p {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #595959;
    margin: 0;
    min-height: 95px;
}

#nosotros {
    position: relative;
    overflow: hidden;
    z-index: 1; /* Contexto de apilamiento base */
}

/* Generación de la curva de fondo */
#nosotros::before {
    content: "";
    position: absolute;
    top: 0;
    left: -50%;
    width: 100%;
    height: 100%;
    background-color: #FAFAFA;
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}
#tecnologia {
    position: relative;
    overflow: hidden;
    z-index: 1; /* Contexto de apilamiento base */
}
#tecnologia::before {
    content: "";
    position: absolute;
    top: 0;
    right: -50%;
    width: 100%;
    height: 100%;
    background-color: #FAFAFA;
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}


/* --- Licitaciones --- */
.sub-nav {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.sub-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.05rem;
    color: var(--color-text-light);
    font-weight: 600;
    position: relative;
}

.sub-btn.active {
    color: var(--color-text);
}

.sub-btn.active{
    color: var(--color-white) !important;
    background-color: #E57373;
}

.grid-licitaciones {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

/* Contenedor Grid (sin cambios) */
.grid-licitaciones {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(330px, 330px));
    gap: 165px;
    width: 100%;
}

/* Tarjeta Principal - Ahora solo sirve de contenedor posicionado */
.card-licitacion {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px;
    box-sizing: border-box;
    z-index: 1;
    background-color: transparent;
    min-height: 330px;
}


/* Círculo de fondo ::after */
.card-licitacion::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%; /* Cubre todo el ancho de la card */
    height: 100%; /* Cubre todo el alto de la card */
    aspect-ratio: 1 / 1; /* Obliga a que la altura sea igual a la anchura */
    background-color: #f8f9fa; /* Color gris muy claro del círculo */
    border-radius: 50%; /* Crea el círculo */
    z-index: -1; /* Envía el círculo DETRÁS del contenido de la card */
}

/* Estilos del texto principal */
.card-licitacion p {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 24px;
    font-weight: 400;
    line-height: 1.3;
    color: #333333;
    margin: 0;
}

/* Estilos de la fecha */
.card-licitacion .date {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: #666666;
    margin: 0;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 100px 90px 50px 90px;
    margin: 150px auto 0px auto;
    background: #FAFAFA;
    border-radius: 5000px 5000px 0px 0px;
    max-width: 1250px;
    display: flex;
    flex-direction: row;
    align-content: center;
    align-items: center;
    justify-content: space-between;
}

.footer-links a{
    color: var(--color-text);
    font-size: 18px;;
    font-weight: 300;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.footer-logos {
    font-size: 1.3rem;
    font-weight: 700;
    color: #666;
    letter-spacing: 1px;
}

/* =========================================
   RESPONSIVE - TABLET (Max 1024px)
   ========================================= */
@media (max-width: 1024px) {
    /* Ajustes generales de texto y espaciados */
    .text-block h2,
    #nosotros .text-block p, 
    #tecnologia .text-block p {
        width: 100%;
        padding-left: 0;
        text-align: left;
    }
    
    #nosotros, #tecnologia {
        min-height: auto;
        padding-top: 60px;
        padding-bottom: 60px;
    }

    /* Reducir gaps gigantes en grids */
    .grid-licitaciones {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 40px;
    }
    
    footer {
        padding: 60px 40px 30px 40px;
    }
}

/* =========================================
   RESPONSIVE - MÓVIL (Max 768px)
   ========================================= */
@media (max-width: 768px) {
    /* Hero Section */
    .hero-shape {
    border-radius: 0px 0px 500px 500px;
    height: 425px;
}
    .logo {
        font-size: 3.5rem;
    }
    .subtitle {
        font-size: 24px;
        padding: 0 15px;
    }

    /* Tabs (Navegación principal) */
    .tabs-container {
        flex-wrap: wrap;
        margin-top: -20px;
        gap: 5px;
        padding: 0 10px;
    }
    .tab-btn {
        padding: 10px 15px;
        font-size: 14px;
        flex: 1 1 calc(50% - 5px); /* Dos botones por fila */
        border-radius: 15px 15px 0 0;
    }

    /* Textos generales */
    .text-block h2 {
        font-size: 32px;
    }

    /* Grid Canales */
    .grid-canales {
        grid-template-columns: 1fr;
    }
    .card-canal {
        min-height: auto;
        padding: 40px 20px;
    }

    /* Formas de fondo en Nosotros/Tecnología */
    #nosotros::before, #tecnologia::before {
    content: "";
    position: absolute;
    top: 0;
    width: 100%;
    height: 100vw;
    background-color: #FAFAFA;
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
    }
    /* Submenú Licitaciones */
    .sub-nav {
        flex-wrap: wrap;
        gap: 10px;
    }
.sub-nav button {
    flex: none;
    min-width: auto;
    padding: 10px 15px;
    font-size: 18px;
    width: 200px !important;
}

    /* Grid Licitaciones */
    .grid-licitaciones {
        grid-template-columns: 1fr;
        gap: 30px;
    }
.card-licitacion {
    min-height: auto;
    aspect-ratio: 1;
    padding: 20px;
}
button.tab-btn {
    text-align: center;
    width: fit-content;
    margin: 10px auto;
    border: 0px;
    border-radius: 50px;
    min-width: 200px;
    background: #f9f9f9;
}
.tab-btn.active {
    background-color: #dbc42e !important;
    color: white !important;
    border-left: 0px !important;
}
    /* Ajuste del círculo de fondo para que no se deforme al quitar el aspect-ratio */
  .card-licitacion::after {
    aspect-ratio: 1 / 1;
    height: auto;
    padding-bottom: 0px;
}

    /* Footer */
    footer {
        flex-direction: column;
        margin: 80px auto 0px auto;
        padding: 40px 20px 30px 20px;
        border-radius: 100px 100px 0px 0px; /* Reducido desde 5000px */
        gap: 30px;
    }
    .footer-links {
    display: flex;
    flex-direction: column;
    gap: 0px;
    font-size: 16px;
}
    /* Ocultar los separadores "||" en móvil */
    .footer-links {
        color: transparent; 
    }
    .footer-links a, .footer-links span {
        color: var(--color-text-light);
    }
    .main-content {
    max-width: 1360px;
    margin: 0px;
    padding: 0 20px;
    min-height: 400px;
}
}

/* --- Botón Toggle oculto en escritorio --- */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background-color: transparent;
    color: var(--color-text);
    border: none;
    width: 55px;
    height: 55px;
    cursor: pointer;
}

/* --- Overlay oscuro para el fondo --- */
.offcanvas-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(3px);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.offcanvas-overlay.is-open {
    display: block;
    opacity: 1;
}

@media (max-width: 768px) {
    .hero-container {
    width: 100%;
    max-width: 1360px;
    margin: 0px;
    padding: 0px;
}
    /* Mostrar botón flotante */
    .mobile-nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Convertir tabs en Offcanvas lateral */
.tabs-container {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    justify-content: flex-start;
    /* padding-top: 90px; */
    margin-top: 0;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    gap: 0;
    padding: 0px;
}
nav.tabs-container.is-open {
    padding-top: 80px;
}
    .tabs-container.is-open {
        right: 0; /* Despliega el menú */
    }

    /* Estilar botones para lista vertical */
.tab-btn {
    width: 100%;
    border-radius: 0;
    text-align: left;
    padding: 20px 30px;
    font-size: 16px;
    border-bottom: 1px solid #f0f0f0;
    background-color: transparent;
    color: var(--color-text);
    max-height: 60px;
}

    .tab-btn.active {
        background-color: #f9f9f9;
        color: var(--color-primary);
        border-left: 5px solid var(--color-primary);
    }
    .card-canal p {
    min-height: 0px;
}
}
/* --- Indicador de Tab Activo Móvil --- */
.mobile-current-tab {
    display: none;
}

@media (max-width: 768px) {
    .mobile-current-tab {
        display: block;
        text-align: center;
        padding: 25px 20px 10px;
        position: relative;
        z-index: 5;
    }

    .mobile-current-tab h2 {
        font-size: 28px;
        font-weight: 700;
        color: var(--color-text);
        margin: 0;
        text-transform: capitalize;
    }
}
h2#current-tab-title {
    background: #DBC42E;
    max-width: 200px;
    margin: -65px auto 0px auto;
    border-radius: 50px 50px 0px 0px;
    font-weight: 600;
    font-size: 18px;
    padding: 10px;
    color: white;
}

/* L4PY */
.card-licitacion p a {
    text-decoration: none;
}

.paginacion span.novisible {
  display: none;
}