/* ===== RESET Y VARIABLES CSS ===== */
:root {
    --verde-principal: #1a936f;
    --verde-oscuro: #114b5f;
    --verde-claro: #88d498;
    --negro: #2b2d42;
    --blanco: #ffffff;
    --gris-claro: #f8f9fa;
    --gris-medio: #e9ecef;
    --gris-oscuro: #6c757d;
    --rojo-error: #dc3545;
    --sombra: 0 4px 6px rgba(0, 0, 0, 0.1);
    --sombra-hover: 0 8px 15px rgba(0, 0, 0, 0.15);
    --sombra-login: 0 20px 40px rgba(0, 0, 0, 0.1);
    --transicion: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--gris-claro);
    min-height: 100vh;
    color: var(--negro);
}

/* ===== LAYOUT PRINCIPAL ===== */
.main-header {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-principal) 100%);
    color: var(--blanco);
    padding: 1rem 2rem;
    box-shadow: var(--sombra);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 80px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--blanco);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--blanco);
}

/* ===== CONTENEDOR PRINCIPAL ===== */
.main-container {
    display: flex;
    min-height: 100vh;
    padding-top: 80px;
}

/* ===== CONTENIDO PRINCIPAL ===== */
.main-content {
    flex: 1;
    padding: 2rem;
    background: var(--gris-claro);
    margin-left: 280px;
    min-height: calc(100vh - 80px);
    width: calc(100% - 280px);
}

/* ===== CARDS ===== */
.card {
    background: var(--blanco);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--sombra);
    margin-bottom: 1.5rem;
    border: 1px solid var(--gris-medio);
    transition: var(--transicion);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--gris-medio);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--verde-oscuro);
    margin: 0;
}

/* ===== GRID SYSTEM ===== */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* ===== STATS CARDS ===== */
.stat-card {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--blanco);
    border-radius: 12px;
    box-shadow: var(--sombra);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--verde-principal);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--negro);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* ===== WORKFLOW STYLES ===== */
.workflow-header {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-principal) 100%);
    color: var(--blanco);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.workflow-header h1 {
    margin: 0;
    font-size: 2rem;
    color: var(--blanco);
}

.workflow-header p {
    margin: 0.5rem 0 0 0;
    opacity: 0.9;
    color: var(--blanco);
}

.workflow-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--blanco);
    border-radius: 12px;
    box-shadow: var(--sombra);
}

.workflow-stat .stat-icon {
    font-size: 2.5rem;
    color: var(--verde-principal);
}

.workflow-stat .stat-content {
    flex: 1;
}

.workflow-stat .stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--negro);
}

.workflow-stat .stat-label {
    color: var(--negro);
    opacity: 0.7;
}

/* Lista de procesos mini */
.process-list-mini {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.process-item-mini {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--gris-claro);
    border-radius: 8px;
    border-left: 4px solid var(--verde-principal);
}

.process-info-mini strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--negro);
}

.process-meta {
    font-size: 0.8rem;
    color: var(--negro);
    opacity: 0.7;
}

.process-status-mini .badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
}

/* Lista de comunicaciones */
.comunication-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.comunication-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--gris-claro);
    border-radius: 8px;
    border-left: 4px solid var(--verde-principal);
}

.comunication-icon {
    font-size: 1.5rem;
    color: var(--verde-principal);
    margin-top: 0.25rem;
}

.comunication-content {
    flex: 1;
}

.comunication-content strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--negro);
}

.comunication-content p {
    margin: 0;
    color: var(--negro);
    opacity: 0.8;
    font-size: 0.9rem;
}

.comunication-meta {
    font-size: 0.8rem;
    color: var(--negro);
    opacity: 0.6;
    margin-top: 0.5rem;
}

.comunication-actions .btn-response {
    background: var(--verde-principal);
    color: var(--blanco);
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s ease;
}

.comunication-actions .btn-response:hover {
    background: var(--verde-oscuro);
}

/* Quick Actions Grid */
.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
    background: var(--blanco);
    border: 2px solid var(--gris-medio);
    border-radius: 12px;
    text-decoration: none;
    color: var(--negro);
    transition: var(--transicion);
    text-align: center;
}

.quick-action-btn:hover {
    border-color: var(--verde-principal);
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
    color: var(--negro);
}

.quick-action-btn .action-icon {
    font-size: 2.5rem;
    color: var(--verde-principal);
    margin-bottom: 1rem;
}

.quick-action-btn span {
    font-weight: 600;
    font-size: 0.9rem;
}

/* Status Overview */
.status-overview {
    padding: 1rem 0;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--gris-claro);
    border-radius: 8px;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.status-indicator.pendiente { background: #6c757d; }
.status-indicator.cotizacion { background: var(--verde-principal); }
.status-indicator.aprobado { background: #28a745; }
.status-indicator.en_proceso { background: #ffc107; }
.status-indicator.completado { background: var(--verde-claro); }
.status-indicator.rechazado { background: #dc3545; }
.status-indicator.cancelado { background: #343a40; }

.status-count {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--negro);
}

.status-label {
    font-size: 0.8rem;
    color: var(--negro);
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== DMS STYLES ===== */
.document-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.document-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--gris-claro);
    border-radius: 8px;
    transition: background 0.3s ease;
}

.document-item:hover {
    background: var(--gris-medio);
}

.doc-icon {
    font-size: 1.5rem;
    color: var(--verde-principal);
}

.doc-info {
    flex: 1;
}

.doc-info strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--negro);
}

.doc-type {
    font-size: 0.8rem;
    color: var(--negro);
    opacity: 0.7;
}

.doc-date {
    font-size: 0.8rem;
    color: var(--negro);
    opacity: 0.7;
}

/* ===== LOGIN STYLES ===== */
.login-container {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    animation: fadeIn 0.6s ease-out;
}

.login-card {
    background: var(--blanco);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--sombra-login);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--gris-medio);
}

.login-header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--verde-oscuro);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--gris-oscuro);
    font-size: 0.95rem;
}

/* ===== FORM STYLES ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--verde-oscuro);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-group label i {
    color: var(--verde-principal);
    width: 16px;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gris-medio);
    border-radius: 8px;
    font-size: 0.95rem;
    transition: var(--transicion);
    background: var(--blanco);
}

.form-control:focus {
    outline: none;
    border-color: var(--verde-principal);
    box-shadow: 0 0 0 3px rgba(26, 147, 111, 0.1);
}

/* ===== BUTTON STYLES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transicion);
}

.btn-block {
    width: 100%;
    display: flex;
}

.btn-primary {
    background: linear-gradient(135deg, var(--verde-principal) 0%, var(--verde-oscuro) 100%);
    color: var(--blanco);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
}

/* ===== MOBILE STYLES ===== */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001;
    background: var(--verde-principal);
    color: var(--blanco);
    border: none;
    border-radius: 8px;
    padding: 0.75rem;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--sombra);
}

.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--blanco);
    border-top: 2px solid var(--gris-medio);
    z-index: 1000;
    padding: 0.5rem;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.mobile-nav-items {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--negro);
    padding: 0.5rem;
    border-radius: 8px;
    transition: var(--transicion);
    flex: 1;
    max-width: 80px;
}

.mobile-nav-item.active {
    background: var(--gris-claro);
    color: var(--verde-principal);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.sidebar-overlay.active {
    display: block;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        top: 0;
        height: 100vh;
        padding-top: 80px;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 1rem;
        padding-bottom: 5rem;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-bottom-nav {
        display: block;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .card {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .workflow-header {
        padding: 1.5rem;
    }
    
    .workflow-header h1 {
        font-size: 1.5rem;
    }
    
    .quick-actions-grid {
        grid-template-columns: 1fr;
    }
    
    .document-item,
    .process-item-mini,
    .comunication-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 0.75rem;
        padding-bottom: 5rem;
    }
    
    .workflow-header h1 {
        font-size: 1.25rem;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}