/* =========================================================
   Iniciativa Turberas Patagónicas — estilos principales
   Paleta inspirada en el logo y la presentación institucional:
   crema de fondo, verde musgo/oliva, terracota, marrón turba.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@400;500;600;700&family=Caveat:wght@500;600;700&display=swap');

:root{
    --crema:        #F4F0E6;
    --crema-osc:    #EDE7D8;
    --marron:       #2B2117;
    --marron-suave: #4A3C2C;
    --oliva:        #A9B98C;
    --oliva-osc:    #7E8F63;
    --terracota:    #C9622A;
    --terracota-osc:#A84E1F;
    --turba:        #5B3A22;
    --turba-osc:    #3A2415;
    --azul-agua:    #8FB6BE;
    --blanco:       #FFFFFF;

    --radio: 18px;
    --radio-chico: 10px;
    --sombra: 0 6px 18px rgba(43, 33, 23, 0.10);
    --fuente-titulo: 'Quicksand', sans-serif;
    --fuente-script: 'Caveat', cursive;
    --fuente-cuerpo: 'Quicksand', sans-serif;
}

*{ box-sizing: border-box; }

html, body{
    margin:0; padding:0;
    background: var(--crema);
    color: var(--marron);
    font-family: var(--fuente-cuerpo);
    line-height: 1.6;
    scroll-behavior: smooth;
}

img{ max-width:100%; display:block; }

a{ color: var(--terracota-osc); text-decoration:none; }
a:hover{ color: var(--turba-osc); }

h1, h2, h3, h4{
    font-family: var(--fuente-titulo);
    font-weight: 600;
    color: var(--marron);
    margin: 0 0 .5em 0;
}

.contenedor{
    width: 92%;
    max-width: 1180px;
    margin: 0 auto;
}

/* ---------- Header ---------- */
.itp-header{
    background: var(--crema);
    border-bottom: 3px solid var(--oliva);
    position: sticky;
    top: 0;
    z-index: 100;
}
.itp-header .barra{
    display:flex;
    align-items:center;
    justify-content: space-between;
    padding: 14px 0;
}
.itp-logo{
    display:flex;
    align-items:center;
    gap: 14px;
}
.itp-logo img{ height: 54px; width:auto; }
.itp-logo .marca{
    display:flex;
    align-items:center;
    gap: 10px;
}
.itp-logo .barra-diagonal{
    display:inline-block;
    width: 2px;
    height: 38px;
    background: var(--marron);
    transform: rotate(18deg);
}
.itp-logo .texto-marca{
    font-family: var(--fuente-titulo);
    font-weight: 700;
    letter-spacing: .04em;
    line-height: 1.05;
    font-size: 15px;
    text-transform: uppercase;
    color: var(--marron);
}
.itp-logo .texto-marca span{
    display:block;
    color: var(--oliva-osc);
}

nav.itp-nav ul{
    list-style:none;
    display:flex;
    gap: 6px;
    margin:0; padding:0;
    flex-wrap: wrap;
}
nav.itp-nav a{
    display:block;
    padding: 9px 16px;
    border-radius: 999px;
    color: var(--marron-suave);
    font-weight: 600;
    font-size: 15px;
    transition: background .15s ease, color .15s ease;
}
nav.itp-nav a:hover,
nav.itp-nav a.activo{
    background: var(--oliva);
    color: var(--marron);
}
.itp-nav-toggle{
    display:none;
    background:none;
    border:none;
    font-size: 26px;
    color: var(--marron);
    cursor:pointer;
}

@media (max-width: 820px){
    .itp-header .barra{ flex-wrap: wrap; }
    .itp-nav-toggle{ display:block; }
    nav.itp-nav{
        flex-basis: 100%;
        display:none;
    }
    nav.itp-nav.abierto{ display:block; }
    nav.itp-nav ul{ flex-direction: column; padding: 10px 0; }
}

/* ---------- Hero ---------- */
.hero{
    position: relative;
    overflow: hidden;
    background: linear-gradient(120deg, var(--crema) 0%, var(--crema-osc) 100%);
    padding: 70px 0 90px;
}
.hero .contenedor{
    display:grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 40px;
    align-items:center;
}
.hero h1{
    font-size: clamp(34px, 5vw, 54px);
    line-height: 1.08;
}
.hero h1 em{
    font-style: normal;
    color: var(--terracota-osc);
}
.hero p.subt{
    font-size: 19px;
    color: var(--marron-suave);
    max-width: 46ch;
}
.hero .acciones{
    display:flex;
    gap: 14px;
    margin-top: 26px;
    flex-wrap: wrap;
}
.hero-imagen{
    border-radius: 999px;
    overflow:hidden;
    aspect-ratio: 1/1;
    border: 6px solid var(--blanco);
    box-shadow: var(--sombra);
    background: var(--oliva);
}
.hero-imagen img{ width:100%; height:100%; object-fit:cover; }

@media (max-width: 820px){
    .hero .contenedor{ grid-template-columns: 1fr; }
    .hero-imagen{ max-width: 280px; margin: 0 auto; }
}

/* ---------- Botones ---------- */
.btn{
    display:inline-block;
    padding: 12px 26px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
    border: 2px solid transparent;
    cursor:pointer;
    transition: transform .12s ease, background .15s ease, color .15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-terracota{ background: var(--terracota); color: var(--blanco); }
.btn-terracota:hover{ background: var(--terracota-osc); color: var(--blanco); }
.btn-oliva{ background: var(--oliva); color: var(--marron); }
.btn-oliva:hover{ background: var(--oliva-osc); color: var(--blanco); }
.btn-outline{ background: transparent; border-color: var(--marron); color: var(--marron); }
.btn-outline:hover{ background: var(--marron); color: var(--crema); }
.btn-chico{ padding: 7px 16px; font-size: 13px; }
.btn-peligro{ background: var(--turba); color: var(--crema); }

/* ---------- Secciones genéricas ---------- */
section{ padding: 60px 0; }
.seccion-titulo{
    text-align:center;
    margin-bottom: 40px;
}
.seccion-titulo .eyebrow{
    font-family: var(--fuente-script);
    font-size: 26px;
    color: var(--terracota-osc);
    display:block;
    margin-bottom: 2px;
}
.seccion-titulo h2{ font-size: 32px; }
.seccion-titulo p{ color: var(--marron-suave); max-width: 60ch; margin: 8px auto 0; }

.franja-oliva{ background: var(--oliva); }
.franja-marron{ background: var(--turba); color: var(--crema); }
.franja-marron h2, .franja-marron h3{ color: var(--crema); }

/* ---------- Tarjetas / Cards ---------- */
.grid{
    display:grid;
    gap: 26px;
}
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px){
    .grid-3{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px){
    .grid-3, .grid-2{ grid-template-columns: 1fr; }
}

.card{
    background: var(--blanco);
    border-radius: var(--radio);
    overflow:hidden;
    box-shadow: var(--sombra);
    display:flex;
    flex-direction: column;
    border: 1px solid rgba(43,33,23,.06);
}
.card .card-img{
    aspect-ratio: 16/10;
    background: var(--oliva);
    overflow:hidden;
}
.card .card-img img{ width:100%; height:100%; object-fit:cover; }
.card .card-body{ padding: 20px 22px 24px; flex:1; display:flex; flex-direction:column; }
.card .card-fecha{
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--oliva-osc);
    font-weight: 700;
    margin-bottom: 6px;
}
.card h3{ font-size: 20px; margin-bottom: 8px; }
.card p{ color: var(--marron-suave); font-size: 15px; flex:1; }
.card .card-link{ margin-top: 14px; font-weight: 700; }

/* ---------- Pill / etiquetas ---------- */
.etiqueta{
    display:inline-block;
    background: var(--crema-osc);
    border: 1px solid var(--oliva);
    color: var(--oliva-osc);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    padding: 4px 12px;
    border-radius: 999px;
}

/* ---------- Documentos ---------- */
.doc-fila{
    display:flex;
    align-items:center;
    gap: 18px;
    background: var(--blanco);
    border-radius: var(--radio-chico);
    padding: 18px 20px;
    box-shadow: var(--sombra);
    margin-bottom: 16px;
}
.doc-icono{
    flex: 0 0 auto;
    width: 46px; height: 46px;
    border-radius: 12px;
    background: var(--oliva);
    display:flex; align-items:center; justify-content:center;
    font-size: 20px;
    color: var(--marron);
}
.doc-info{ flex:1; }
.doc-info h3{ font-size: 17px; margin-bottom: 2px; }
.doc-info p{ font-size: 14px; color: var(--marron-suave); margin: 0; }
.doc-meta{ font-size: 12px; color: var(--oliva-osc); font-weight: 700; text-transform: uppercase; }

/* ---------- Galería ---------- */
.galeria-grid{
    display:grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
@media (max-width: 900px){ .galeria-grid{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 600px){ .galeria-grid{ grid-template-columns: repeat(2,1fr); } }
.galeria-grid figure{
    margin:0;
    border-radius: var(--radio-chico);
    overflow:hidden;
    aspect-ratio: 1/1;
    box-shadow: var(--sombra);
}
.galeria-grid img{ width:100%; height:100%; object-fit:cover; transition: transform .25s ease; }
.galeria-grid a:hover img{ transform: scale(1.06); }

/* ---------- Aliados / organizaciones (tira tipo "auspiciantes") ---------- */
.aliados-franja{
    background: var(--blanco);
    border-top: 1px solid rgba(43,33,23,.08);
    border-bottom: 1px solid rgba(43,33,23,.08);
}
.aliados-grid{
    display:flex;
    flex-wrap: wrap;
    align-items:center;
    justify-content: center;
    gap: 36px;
    padding: 10px 0 6px;
}
.aliados-grid a, .aliados-grid .aliado-logo{
    display:flex;
    align-items:center;
    justify-content:center;
    height: 64px;
}
.aliados-grid img{
    max-height: 64px;
    max-width: 150px;
    width:auto;
    height:auto;
    object-fit: contain;
    filter: grayscale(40%);
    opacity: .85;
    transition: filter .2s ease, opacity .2s ease, transform .2s ease;
}
.aliados-grid a:hover img{
    filter: grayscale(0%);
    opacity: 1;
    transform: translateY(-2px);
}

/* ---------- Tarjetas de organizaciones (Quiénes somos) ---------- */
.organizacion-card{
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 26px 26px 28px;
    display:flex;
    flex-direction: column;
    align-items:center;
    text-align:center;
    border: 1px solid rgba(43,33,23,.06);
    height:100%;
}
.organizacion-card .org-logo{
    height: 76px;
    width: 100%;
    display:flex;
    align-items:center;
    justify-content:center;
    margin-bottom: 16px;
}
.organizacion-card .org-logo img{
    max-height: 76px;
    max-width: 100%;
    object-fit: contain;
}
.organizacion-card h3{
    font-size: 18px;
    margin-bottom: 8px;
}
.organizacion-card p{
    font-size: 14px;
    color: var(--marron-suave);
    margin: 0;
}

/* ---------- Footer ---------- */
.itp-footer{
    background: var(--turba-osc);
    color: var(--crema-osc);
    padding: 50px 0 24px;
    margin-top: 60px;
}
.itp-footer .grid{ grid-template-columns: 1.3fr 1fr 1fr; }
.itp-footer h4{ color: var(--crema); font-size: 16px; }
.itp-footer a{ color: var(--crema-osc); }
.itp-footer a:hover{ color: var(--oliva); }
.itp-footer .marca-footer{ display:flex; align-items:center; gap:12px; margin-bottom: 12px; }
.itp-footer .marca-footer img{ height: 44px; filter: brightness(0) invert(1); opacity:.9; }
.itp-footer ul{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:8px; }
.itp-footer .copy{
    border-top: 1px solid rgba(244,240,230,.15);
    margin-top: 30px;
    padding-top: 18px;
    font-size: 13px;
    text-align:center;
    color: rgba(244,240,230,.6);
}
@media (max-width: 760px){ .itp-footer .grid{ grid-template-columns: 1fr; } }

/* ---------- Formularios / Admin ---------- */
.panel{
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 28px 30px;
    margin-bottom: 26px;
}
.campo{ margin-bottom: 18px; }
.campo label{ display:block; font-weight: 700; margin-bottom: 6px; font-size: 14px; }
.campo input[type=text],
.campo input[type=date],
.campo input[type=password],
.campo input[type=file],
.campo select,
.campo textarea{
    width:100%;
    padding: 11px 14px;
    border-radius: var(--radio-chico);
    border: 1.5px solid var(--crema-osc);
    background: var(--crema);
    font-family: var(--fuente-cuerpo);
    font-size: 15px;
}
.campo textarea{ min-height: 140px; resize: vertical; }
.campo input:focus, .campo textarea:focus, .campo select:focus{
    outline: none; border-color: var(--oliva-osc);
}
.tabla-admin{ width:100%; border-collapse: collapse; background: var(--blanco); border-radius: var(--radio-chico); overflow:hidden; box-shadow: var(--sombra); }
.tabla-admin th, .tabla-admin td{ padding: 12px 14px; text-align:left; border-bottom: 1px solid var(--crema-osc); font-size: 14px; }
.tabla-admin th{ background: var(--crema-osc); font-family: var(--fuente-titulo); }
.tabla-admin tr:last-child td{ border-bottom:none; }
.acciones-tabla{ display:flex; gap:8px; }

.alerta{ padding: 14px 18px; border-radius: var(--radio-chico); margin-bottom: 20px; font-weight: 600; }
.alerta-ok{ background: #E4EEDB; color: var(--oliva-osc); border: 1px solid var(--oliva); }
.alerta-error{ background: #F3DCD0; color: var(--turba-osc); border: 1px solid var(--terracota); }

.login-wrap{
    max-width: 420px;
    margin: 80px auto;
}
.admin-bar{
    background: var(--turba-osc);
    color: var(--crema);
    padding: 10px 0;
    font-size: 14px;
}
.admin-bar .contenedor{ display:flex; justify-content:space-between; align-items:center; }
.admin-bar a{ color: var(--crema); }
.admin-menu{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom: 28px; }
.admin-menu a{
    background: var(--blanco);
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
    box-shadow: var(--sombra);
}
.admin-menu a.activo{ background: var(--oliva); }

/* ---------- Página interna (noticia / documento) ---------- */
.contenido-articulo{
    max-width: 760px;
    margin: 0 auto;
}
.contenido-articulo .card-img{
    border-radius: var(--radio);
    margin-bottom: 28px;
}
.contenido-articulo h1{ font-size: 36px; }
.contenido-articulo p{ font-size: 17px; color: var(--marron-suave); }
.contenido-articulo .meta{ color: var(--oliva-osc); font-weight: 700; margin-bottom: 22px; }

.video-embed{
    position: relative;
    padding-bottom: 56.25%; /* proporción 16:9 */
    height: 0;
    overflow: hidden;
    border-radius: var(--radio);
    margin: 28px 0;
    box-shadow: var(--sombra);
}
.video-embed iframe{
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    border: 0;
}

.imagen-cuerpo{
    margin: 28px 0;
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra);
}
.imagen-cuerpo img{ width: 100%; height: auto; display: block; }