/* RESET */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}
body{
    background:#f3f6fb;
    color:#333;
}
/* HEADER */
header{
    background:#1f4e79;
    color:#fff;
    padding:20px 40px;
    display:flex;
    align-items:center;
    justify-content:space-between;
}
.logo{
    display:flex;
    align-items:center;
    gap:15px;
}
.logo img{
    width:60px;
}
.logo h1{
    font-size:28px;
}
/* NAV */
nav{
    display:flex;
    gap:20px;
}
nav a{
    color:#fff;
    text-decoration:none;
    font-weight:bold;
}
/* HERO */
.hero{
    background:linear-gradient(rgba(31,78,121,.85),rgba(31,78,121,.85)),
    url('https://images.unsplash.com/photo-1521737604893-d14cc237f11d?q=80&w=1200');
    background-size:cover;
    background-position:center;
    color:#fff;
    text-align:center;
    padding:90px 20px;
}
.hero h2{
    font-size:48px;
    margin-bottom:20px;
}
.hero p{
    max-width:850px;
    margin:auto;
    line-height:1.7;
    font-size:18px;
}
/* BOTONES */
button,
.submit-btn{
    background: linear-gradient(135deg, #4f46e5, #3b82f6);
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
button:hover,
.submit-btn:hover{
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(0,0,0,0.2);
}
button:active,
.submit-btn:active{
    transform: translateY(0px);
    box-shadow: 0 3px 8px rgba(0,0,0,0.15);
}
.btn-registrar {
    background-color: #2563eb;
    color: #fff;
    padding: 10px 16px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition:
        background-color 0.2s ease,
        transform 0.2s ease;
}
.btn-registrar:hover {
    background-color: #1e40af;
    transform: translateY(-1px);
}
.btn-registrar:active {
    transform: translateY(0);
}
/* CONTENEDOR */
.container{
    max-width:1200px;
    margin:50px auto;
    padding:20px;
}
/* TARJETAS */
.cards{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:25px;
}
.card{
    background:#fff;
    border-radius:15px;
    padding:30px;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
    transition:.3s;
}
.card:hover{
    transform:translateY(-5px);
}
.card h3{
    color:#1f4e79;
    margin-bottom:15px;
}
.card p{
    line-height:1.6;
    margin-bottom:20px;
}
/* FORMULARIOS */
.form-section{
    margin-top:60px;
}
.form-box{
    background:#fff;
    padding:40px;
    border-radius:15px;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
}
.form-box h2{
    margin-bottom:30px;
    color:#1f4e79;
}
.form-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:20px;
}
.form-group{
    display:flex;
    flex-direction:column;
}
.form-group label{
    margin-bottom:8px;
    font-weight:bold;
}
.form-group input,
.form-group select,
.form-group textarea{
    padding:12px;
    border:1px solid #ccc;
    border-radius:8px;
    font-size:16px;
}
.form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.form-actions {
    grid-column: span 3;
    display: flex;
    justify-content: flex-end;
}
.form-actions button {
    padding: 12px 20px;
}
.checkbox-group{
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}
.checkbox-group label{
    display: flex;
    align-items: center;
    gap: 6px;
}
textarea{
    min-height:120px;
    resize:vertical;
}
.checkbox-group{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:15px;
    margin-top:20px;
}
.submit-btn{
    margin-top:30px;
    background:#1f4e79;
    color:#fff;
    border:none;
    padding:15px 30px;
    border-radius:10px;
    font-size:16px;
    cursor:pointer;
}
.submit-btn:hover{
    background:#163955;
}
/* DASHBOARD */
.stats{
    margin-top:60px;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}
.stat{
    background:#fff;
    padding:30px;
    border-radius:15px;
    text-align:center;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
}
.stat h3{
    font-size:42px;
    color:#1f4e79;
}
.stat p{
    margin-top:10px;
    font-weight:bold;
}
/* FOOTER */
footer{
    margin-top:70px;
    background:#1f4e79;
    color:#fff;
    text-align:center;
    padding:30px;
}
/* MODAL */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    padding: 20px;
    box-sizing: border-box;
}
.modal.active {
    display: flex;
}
.modal-content {
    background: #fff;
    width: 95%;
    max-width: 1100px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 30px;
    border-radius: 12px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: modalFade .2s ease;
}
.modal-content input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    box-sizing: border-box;
}
.modal-content input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.close {
    position: absolute;
    top: 12px;
    right: 15px;
    cursor: pointer;
    font-size: 24px;
    font-weight: bold;
    color: #555;
    transition: color 0.2s ease;
}
.close:hover {
    color: #000;
}
/* =========================================================
   MODAL-login
========================================================= */
.modal-login{
    display: none;
    position: fixed;
    z-index: 9999;
    inset: 0;
    background: rgba(0,0,0,0.55);
    justify-content: center;
    align-items: center;
}
/* ACTIVAR MODAL */
.modal-login.active{
    display: flex;
}
/* =========================================================
   CONTENIDO MODAL
========================================================= */
.modal-login-content{
    background: white;
    width: 100%;
    max-width: 420px;
    padding: 30px;
    border-radius: 18px;
    box-shadow: 0 10px 35px rgba(0,0,0,0.2);
    position: relative;
    animation: modalFade 0.25s ease;
}
/* =========================================================
   ANIMACIÓN
========================================================= */
@keyframes modalFade{
    from{
        opacity: 0;
        transform: translateY(-20px);
    }
    to{
        opacity: 1;
        transform: translateY(0);
    }
}
/* =========================================================
   BOTÓN CERRAR
========================================================= */
.modal-login .close{
    position: absolute;
    top: 14px;
    right: 18px;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    transition: 0.2s;
}
.modal-login .close:hover{
    color: #111;
}
/* =========================================================
   FORMULARIO
========================================================= */
.modal-login .form-group{
    margin-bottom: 18px;
}
.modal-login .form-group label{
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}
.modal-login .form-group input{
    width: 100%;
    padding: 12px;
    border: 1px solid #dcdcdc;
    border-radius: 10px;
    font-size: 14px;
    transition: 0.2s;
}
.modal-login .form-group input:focus{
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 4px rgba(79,70,229,0.15);
}
/* =========================================================
   TOAST MENSAJES
========================================================= */
.toast-message{
    position: fixed;
    top: 20px;
    right: 20px;
    min-width: 280px;
    max-width: 400px;
    padding: 16px 20px;
    border-radius: 14px;
    color: white;
    font-family: sans-serif;
    font-size: 14px;
    font-weight: 500;
    z-index: 99999;
    transform: translateX(120%);
    opacity: 0;
    transition:
        transform 0.3s ease,
        opacity 0.3s ease;
    box-shadow:
        0 10px 25px rgba(0,0,0,0.2);
}
/* =========================================================
   MOSTRAR
========================================================= */
.toast-message.show{
    transform: translateX(0);
    opacity: 1;
}
/* =========================================================
   SUCCESS
========================================================= */
.toast-message.success{
    background:
        linear-gradient(
            135deg,
            #22c55e,
            #16a34a
        );
}
/* =========================================================
   ERROR
========================================================= */
.toast-message.error{
    background:
        linear-gradient(
            135deg,
            #ef4444,
            #dc2626
        );
}
/* =========================================================
   CONTENIDO
========================================================= */
.toast-content{
    display: flex;
    align-items: center;
    gap: 12px;
}
.toast-icon{
    font-size: 18px;
    font-weight: bold;
}
.toast-text{
    flex: 1;
}
.toast-close{
    font-size: 18px;
    cursor: pointer;
    color: rgba(255,255,255,0.8);
    transition: 0.2s;
}
.toast-close:hover{
    color: rgba(255,255,255,1);
}
/* ==========================
   FORMULARIO OFERTAS
========================== */

.oferta-form{
    display:flex;
    flex-direction:column;
    gap:18px;
}

.oferta-section{
    margin:10px 0 0;
    padding-bottom:8px;
    border-bottom:1px solid #ddd;
    font-size:1rem;
}

.oferta-row{
    display:grid;
    grid-template-columns:
        repeat(auto-fit,minmax(220px,1fr));
    gap:15px;
}

.oferta-field{
    display:flex;
    flex-direction:column;
}

.oferta-field label{
    margin-bottom:6px;
    font-weight:600;
}

.oferta-field input,
.oferta-field select,
.oferta-field textarea{
    padding:10px;
    border:1px solid #ccc;
    border-radius:6px;
    font-size:14px;
}

.oferta-field textarea{
    resize:vertical;
    min-height:120px;
}

.oferta-field-full{
    width:100%;
}

.oferta-checkboxes{
    display:grid;
    grid-template-columns:
        repeat(auto-fit,minmax(220px,1fr));
    gap:10px;
}

.oferta-checkboxes label{
    display:flex;
    align-items:center;
    gap:8px;
}

.oferta-actions{
    display:flex;
    justify-content:flex-end;
    margin-top:10px;
}

#ofertaGuardar{
    min-width:180px;
}