:root {
    --primary: #ffc107;
    --secondary: #fd7e14;
    --success: #00c853;
    --warning: #ff6d00;
    --light: #f8f9fa;
    --dark: #263238;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --border-radius: 12px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f7fb;
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 20px;
    flex: 1;
}

header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
    width: 100%;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--light-gray);
    width: 100%;
}

.tab-btn {
    padding: 12px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.tab-btn.active {
    color: var(--primary);
    border-bottom: 3px solid var(--primary);
}

.tab-btn:hover:not(.active) {
    color: var(--dark);
}

.tab-content {
    display: none;
    width: 100%;
    min-height: 60vh;
}

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

.card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 25px;
    transition: var(--transition);
    margin-bottom: 20px;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card-title {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-box {
    display: flex;
    margin-bottom: 20px;
    width: 100%;
}

.search-box input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary);
}

.search-box button {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.search-box button:hover {
    background: var(--secondary);
}

.list-container {
    flex: 1;
    max-height: 50vh;
    overflow-y: auto;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 10px;
    width: 100%;
}

.list-item {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    border-bottom: 1px solid var(--light-gray);
    transition: var(--transition);
}

.list-item:hover {
    background-color: var(--light);
}

.list-item:last-child {
    border-bottom: none;
}

.list-item input {
    margin-right: 15px;
}

.select-all {
    padding: 10px 15px;
    display: flex;
    align-items: center;
    background-color: var(--light);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
}

.select-all input {
    margin-right: 10px;
}

.action-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 20px;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary);
}

.btn-secondary {
    background-color: var(--light);
    color: var(--dark);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
}

.btn-danger {
    background-color: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
}

.btn-warning {
    background-color: #f39c12;
    color: white;
}

.btn-warning:hover {
    background-color: #d35400;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    background-color: white;
    box-shadow: var(--box-shadow);
    transform: translateX(150%);
    transition: transform 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification.success {
    border-left: 4px solid #2ecc71;
}

.notification.error {
    border-left: 4px solid #e74c3c;
}

.notification.show {
    transform: translateX(0);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--box-shadow);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.close {
    font-size: 24px;
    cursor: pointer;
}

.modal-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    outline: none;
    transition: var(--transition);
}

.modal-input:focus {
    border-color: var(--primary);
}

.modal-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

footer {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 30px 0;
    margin-top: 40px;
    width: 100%;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

.footer-info {
    text-align: center;
    flex: 1;
}

.footer-info p {
    margin: 5px 0;
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 15px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--light-gray);
}

/* Responsive */
@media (max-width: 900px) {
    .main-content, .admin-content {
        grid-template-columns: 1fr;
    }
    
    .tab-content {
        min-height: auto;
    }
    
    .list-container {
        max-height: 40vh;
    }
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
        text-align: center;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .message-options {
        flex-direction: column;
    }
}
:root{
  --brand:#4a6cf7;
  --brand-2:#6a8bff;
  --bg-soft:#f7f8fc;
  --ink:#1e1f25;
  --muted:#6b7280;
  --line:#e5e7eb;
  --ok:#10b981;
}

/* Card base */
.profile-card{
  max-width: 720px;
  border-radius: 16px;
  padding: 0;
  overflow: hidden;
}

/* Hero con gradiente */
.profile-hero{
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 18px 20px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
}
.hero-left{display:flex; align-items:center; gap:14px;}
.hero-avatar{
  width:64px;height:64px;border-radius:50%;
  background: rgba(255,255,255,.18);
  display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:22px; color:#fff;
  backdrop-filter: blur(6px);
  border:1px solid rgba(255,255,255,.25);
}
.hero-info h3{margin:0; font-size:18px; font-weight:700;}
.hero-info p{margin:2px 0 0; font-size:13px; opacity:.9;}

.role-pill{
  margin-left:auto;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.28);
  color:#fff; padding:6px 10px; border-radius:999px;
  font-size:12px; font-weight:600;
  backdrop-filter: blur(6px);
}
.close-ghost{
  position:absolute; right:10px; top:8px;
  background:transparent; border:none; color:#fff;
  font-size:24px; line-height:1; cursor:pointer;
  padding:6px 10px; opacity:.85;
}
.close-ghost:hover{opacity:1;}

/* Cuerpo */
.profile-body{
  padding: 18px 20px 6px;
  background: #fff;
}
.section-title{
  margin: 10px 0 12px; font-size:14px; color: var(--ink);
}

/* Grids */
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:12px;}
.grid-3{display:grid; grid-template-columns:1fr 1fr 1fr; gap:12px;}
@media (max-width:760px){
  .grid-2,.grid-3{grid-template-columns:1fr;}
}

/* Campos con etiqueta flotante */
.form-field{
  position:relative; background: var(--bg-soft);
  border:1px solid var(--line); border-radius:10px;
  padding: 14px 12px 10px; transition: .2s border-color, .2s box-shadow;
}
.form-field input{
  width:100%; border:0; background:transparent; outline:none;
  font: 500 14px 'Inter', sans-serif; color: var(--ink);
}
.form-field label{
  position:absolute; left:12px; top:50%; transform: translateY(-50%);
  background: transparent; padding:0 6px; color: var(--muted);
  pointer-events:none; transition:.18s; font-size:13px;
}
.form-field input::placeholder{opacity:0;}
.form-field input:focus + label,
.form-field input:not(:placeholder-shown) + label{
  top:0; transform: translateY(-50%) scale(.92);
  background:#fff; border-radius:6px; color: var(--brand);
}
.form-field:focus-within{
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(74,108,247,.15);
}
.form-field.readonly{background:#fbfbfb;}
.form-field.readonly input{color:#6b7280;}

/* Botón de acción dentro del campo (ojo) */
.form-field.has-action{padding-right:42px;}
.field-action{
  position:absolute; right:6px; top:50%; transform: translateY(-50%);
  width:32px; height:32px; border-radius:8px; border:1px solid var(--line);
  background:#fff; display:flex; align-items:center; justify-content:center;
  cursor:pointer; transition:.2s;
}
.field-action:hover{box-shadow:0 1px 0 rgba(0,0,0,.04);}
.field-action i{color:#555; font-size:13px;}

/* Footer acciones */
.profile-actions{
  display:flex; justify-content:flex-end; gap:10px;
  padding: 12px 20px 16px; background:#fff; border-top:1px solid var(--line);
}
.btn-light{
  background:#f3f4f6; border:1px solid var(--line); color:#374151;
}
.btn-light:hover{background:#eef0f4;}
/* ===== Modal de Detalle Historial ===== */
#historyDetailModal .modal-content {
  max-width: 720px;
  border-radius: 16px;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

/* Header con gradiente */
#historyDetailModal .modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  padding: 18px 20px;
  color: #fff;
}
#historyDetailModal .modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
}
#historyDetailModal .close {
  font-size: 24px;
  color: #fff;
  cursor: pointer;
  opacity: .9;
  transition: opacity .2s;
}
#historyDetailModal .close:hover { opacity: 1; }

/* Body */
#historyDetailModal .modal-body {
  padding: 22px 24px;
  background: #fff;
}
#historyDetailModal .modal-body .det-row {
  margin-bottom: 14px;
  font-size: 14px;
}
#historyDetailModal .modal-body strong {
  color: var(--secondary);
}

/* Avatar y remitente */
.det-sender {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.det-avatar {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.det-info {
  display: flex;
  flex-direction: column;
}
.det-info .name { font-weight: 700; color: var(--ink); }
.det-info .email { font-size: 13px; color: var(--muted); }

/* Contenido */
#hDetContent {
  white-space: pre-wrap;
  background: #f9fafb;
  border: 1px solid var(--light-gray);
  border-radius: 10px;
  padding: 12px;
  margin-top: 6px;
  font-size: 14px;
}

/* Footer */
#historyDetailModal .modal-actions {
  display: flex;
  justify-content: flex-end;
  background: #f9fafb;
  padding: 14px 20px;
}

/* Logo */
.brand-logo {
    height: 66px;
    margin-bottom: 1rem;
}