/* ============================================
   ENREN - CLIENT PORTAL CSS
   ============================================ */

:root {
    --primary: #667eea;
    --primary-dark: #5a67d8;
    --primary-light: #a3bffa;
    --secondary: #4fd1c5;
    --success: #48bb78;
    --success-light: #c6f6d5;
    --warning: #ed8936;
    --warning-light: #feebc8;
    --danger: #f56565;
    --danger-light: #fed7d7;
    --info: #4299e1;
    --info-light: #bee3f8;
    --dark: #2d3748;
    --gray: #718096;
    --gray-light: #e2e8f0;
    --white: #ffffff;
    --bg: #f7fafc;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 20px;
}

.login-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.login-container {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo h1 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 5px;
}

.login-logo p {
    color: var(--gray);
    font-size: 0.95rem;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form .form-label {
    display: block;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.login-form .form-control {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: all 0.2s;
}

.login-form .form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.login-form .form-control.is-invalid {
    border-color: var(--danger);
}

.login-form .invalid-feedback {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 5px;
}

.login-form .form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.login-form .form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.login-form .form-check-input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.login-form .forgot-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
}

.login-form .forgot-link:hover {
    text-decoration: underline;
}

.login-form .form-check-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.login-footer {
    text-align: center;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid var(--gray-light);
}

.login-footer a {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* ============================================
   DASHBOARD LAYOUT
   ============================================ */
.cliente-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.cliente-header {
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.cliente-header .logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cliente-header .logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.cliente-header .logo-link:hover {
    opacity: 0.85;
}

.cliente-header .logo h1 {
    font-size: 1.5rem;
    color: var(--primary);
}

.cliente-header .logo span {
    font-size: 1.8rem;
}

.cliente-header .user-menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-info {
    text-align: right;
}

.user-info .name {
    font-weight: 600;
    color: var(--dark);
}

.user-info .email {
    font-size: 0.85rem;
    color: var(--gray);
}

.btn-logout {
    padding: 8px 16px;
    background: var(--gray-light);
    color: var(--dark);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-logout:hover {
    background: var(--danger-light);
    color: var(--danger);
}

.cliente-main {
    flex: 1;
    padding: 30px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* ============================================
   WELCOME SECTION
   ============================================ */
.welcome-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius);
    padding: 30px 40px;
    color: var(--white);
    margin-bottom: 30px;
}

.welcome-section h2 {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.welcome-section p {
    opacity: 0.9;
    font-size: 1.05rem;
}

/* ============================================
   STATS GRID
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.2s;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card .stat-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-card .stat-label {
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 5px;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    overflow: hidden;
}

.card-header {
    background: var(--bg);
    padding: 20px 25px;
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 1.2rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-body {
    padding: 25px;
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-light);
}

.timeline-item {
    position: relative;
    padding-bottom: 30px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-icon {
    position: absolute;
    left: -40px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--white);
    z-index: 1;
}

.timeline-icon.primary { background: var(--primary); }
.timeline-icon.success { background: var(--success); }
.timeline-icon.warning { background: var(--warning); }
.timeline-icon.danger { background: var(--danger); }
.timeline-icon.info { background: var(--info); }
.timeline-icon.secondary { background: var(--gray); }

.timeline-content {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 15px 20px;
    border-left: 3px solid var(--gray-light);
}

.timeline-content.primary { border-left-color: var(--primary); }
.timeline-content.success { border-left-color: var(--success); }
.timeline-content.warning { border-left-color: var(--warning); }
.timeline-content.danger { border-left-color: var(--danger); }
.timeline-content.info { border-left-color: var(--info); }

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.timeline-title {
    font-weight: 600;
    color: var(--dark);
    font-size: 1rem;
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--gray);
}

.timeline-description {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.timeline-details {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.85rem;
}

.timeline-detail {
    display: flex;
    align-items: center;
    gap: 5px;
}

.timeline-detail .label {
    color: var(--gray);
}

.timeline-detail .value {
    font-weight: 600;
    color: var(--dark);
}

.timeline-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.timeline-link:hover {
    text-decoration: underline;
}

/* ============================================
   COTIZACIONES LIST
   ============================================ */
.cotizaciones-list {
    display: grid;
    gap: 15px;
}

.cotizacion-card {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
    border: 2px solid transparent;
}

.cotizacion-card:hover {
    border-color: var(--primary-light);
    background: var(--white);
}

.cotizacion-info h4 {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.cotizacion-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--gray);
}

.cotizacion-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.cotizacion-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.cotizacion-monto {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
}

.btn-ver {
    padding: 8px 20px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-ver:hover {
    background: var(--primary-dark);
}

/* ============================================
   BADGES
   ============================================ */
.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-creada {
    background: var(--info-light);
    color: #2b6cb0;
}

.badge-revisada {
    background: var(--warning-light);
    color: #c05621;
}

.badge-aceptada {
    background: var(--success-light);
    color: #276749;
}

.badge-en_ejecucion {
    background: #e9d8fd;
    color: #6b46c1;
}

.badge-finalizada {
    background: var(--success-light);
    color: #22543d;
}

.badge-cancelada {
    background: var(--danger-light);
    color: #c53030;
}

/* ============================================
   VISITA BADGES
   ============================================ */
.badge-tipo-planificacion {
    background: #e0e7ff;
    color: #3730a3;
}

.badge-tipo-ejecucion {
    background: #fef3c7;
    color: #92400e;
}

.badge-tipo-mantenimiento {
    background: #f3e8ff;
    color: #581c87;
}

.badge-visita-programada {
    background: var(--info-light);
    color: #2b6cb0;
}

.badge-visita-completada {
    background: var(--success-light);
    color: #276749;
}

.badge-visita-cancelada {
    background: var(--danger-light);
    color: #c53030;
}

/* ============================================
   VISITAS LIST (Dashboard)
   ============================================ */
.visitas-list {
    display: grid;
    gap: 12px;
}

.visita-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 15px 20px;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.visita-row:hover {
    border-color: var(--primary-light);
    background: var(--white);
}

.visita-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.visita-fecha {
    font-weight: 600;
    color: var(--dark);
    font-size: 1.05rem;
}

.visita-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.visita-cotizacion {
    font-size: 0.85rem;
    color: var(--gray);
}

.btn-ver-visita {
    padding: 8px 18px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-ver-visita:hover {
    background: var(--primary-dark);
}

/* ============================================
   VISITA MODAL
   ============================================ */
.visita-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.visita-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.visita-modal {
    background: var(--white);
    border-radius: var(--radius);
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: translateY(20px);
    transition: transform 0.2s ease;
}

.visita-modal-overlay.active .visita-modal {
    transform: translateY(0);
}

.visita-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--gray-light);
}

.visita-modal-header h4 {
    font-size: 1.15rem;
    color: var(--dark);
    margin: 0;
}

.visita-modal-close {
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--gray);
    cursor: pointer;
    line-height: 1;
    padding: 0 5px;
    transition: color 0.2s;
}

.visita-modal-close:hover {
    color: var(--danger);
}

.visita-modal-body {
    padding: 25px;
}

.visita-modal-badges {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.visita-modal-section {
    margin-bottom: 18px;
}

.visita-modal-section:last-child {
    margin-bottom: 0;
}

.visita-modal-section h5 {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.visita-modal-section p {
    color: var(--dark);
    font-size: 0.95rem;
    line-height: 1.6;
    background: var(--bg);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin: 0;
}

@media (max-width: 768px) {
    .visita-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .btn-ver-visita {
        width: 100%;
        text-align: center;
    }

    .visita-modal {
        width: 95%;
    }
}

/* ============================================
   COTIZACION DETAIL PAGE
   ============================================ */
.cotizacion-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
}

.cotizacion-header h2 {
    font-size: 1.8rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.cotizacion-header .subtitle {
    color: var(--gray);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gray-light);
    color: var(--dark);
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-back:hover {
    background: var(--gray);
    color: var(--white);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.detail-section h4 {
    font-size: 1rem;
    color: var(--gray);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gray-light);
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed var(--gray-light);
}

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

.detail-item .label {
    color: var(--gray);
}

.detail-item .value {
    font-weight: 600;
    color: var(--dark);
}

/* ============================================
   COMPONENT CARDS
   ============================================ */
.component-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.component-card {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 20px;
    border: 1px solid var(--gray-light);
}

.component-card .component-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.component-card h5 {
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.component-card .component-brand {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 3px;
}

.component-card .component-model {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

.component-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.85rem;
}

.component-spec {
    background: var(--white);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--dark);
}

.component-quantity {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--gray-light);
    font-weight: 600;
    color: var(--primary);
}

.component-datasheet {
    display: inline-block;
    margin-top: 10px;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.85rem;
}

.component-datasheet:hover {
    text-decoration: underline;
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: 15px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.alert-success {
    background: var(--success-light);
    color: #276749;
    border-left: 4px solid var(--success);
}

.alert-error {
    background: var(--danger-light);
    color: #c53030;
    border-left: 4px solid var(--danger);
}

.alert-info {
    background: var(--info-light);
    color: #2b6cb0;
    border-left: 4px solid var(--info);
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.empty-state .empty-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.empty-state p {
    max-width: 400px;
    margin: 0 auto;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .cliente-header {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px;
    }

    .cliente-header .user-menu {
        width: 100%;
        justify-content: space-between;
    }

    .cliente-main {
        padding: 20px;
    }

    .welcome-section {
        padding: 25px;
    }

    .welcome-section h2 {
        font-size: 1.4rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cotizacion-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .cotizacion-actions {
        width: 100%;
        justify-content: space-between;
    }

    .timeline {
        padding-left: 35px;
    }

    .timeline-icon {
        left: -35px;
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }

    .cotizacion-header {
        flex-direction: column;
        gap: 15px;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .component-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .cotizacion-meta {
        flex-direction: column;
        gap: 5px;
    }

    .timeline-header {
        flex-direction: column;
        gap: 5px;
    }

    .timeline-details {
        flex-direction: column;
        gap: 8px;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.cliente-footer {
    background: var(--dark);
    color: var(--gray-light);
    padding: 30px 20px;
    margin-top: auto;
}

.cliente-footer--auth {
    background: transparent;
    padding: 25px 20px;
    width: 100%;
    max-width: 420px;
}

.cliente-footer--auth .footer-links a,
.cliente-footer--auth .footer-info span,
.cliente-footer--auth .footer-copyright p {
    color: rgba(255, 255, 255, 0.85);
}

.cliente-footer--auth .footer-links a:hover {
    color: var(--white);
}

.cliente-footer--auth .footer-divider {
    color: rgba(255, 255, 255, 0.4);
}

.cliente-footer--auth .footer-copyright {
    border-top-color: rgba(255, 255, 255, 0.15);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--primary-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-divider {
    color: var(--gray);
    font-size: 0.8rem;
}

.footer-info {
    margin-bottom: 15px;
}

.footer-contact {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    font-size: 0.85rem;
    flex-wrap: wrap;
}

.footer-copyright {
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright p {
    font-size: 0.8rem;
    color: var(--gray);
    margin: 0;
}

@media (max-width: 480px) {
    .footer-links {
        flex-direction: column;
        gap: 10px;
    }

    .footer-links .footer-divider {
        display: none;
    }

    .footer-contact {
        flex-direction: column;
        gap: 5px;
    }

    .hidden-mobile {
        display: none;
    }
}

/* ============================================
   NEW STATE BADGES
   ============================================ */
.badge-vista_cliente {
    background: #dbeafe;
    color: #1e40af;
}

.badge-aprobada_cliente {
    background: #d1fae5;
    color: #065f46;
}

/* ============================================
   ALERT DANGER
   ============================================ */
.alert-danger {
    background: var(--danger-light);
    color: #c53030;
    border-left: 4px solid var(--danger);
}

/* ============================================
   INSTALACION SECTION
   ============================================ */
.instalacion-info {
    padding: 10px 0;
}

.instalacion-nombre {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--gray-light);
}

.instalacion-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.instalacion-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: var(--bg);
    border-radius: var(--radius-sm);
}

.instalacion-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.instalacion-value {
    font-weight: 600;
    font-size: 0.9rem;
}

.instalacion-value.incluye {
    color: var(--success);
}

.instalacion-value.no-incluye {
    color: var(--gray);
}

/* ============================================
   APPROVAL SECTION
   ============================================ */
.approval-card {
    border: 2px solid var(--success);
    margin-top: 30px;
}

.approval-card .card-header {
    background: var(--success-light);
}

.approval-card .card-header h3 {
    color: #276749;
}

.approval-content {
    text-align: center;
}

.approval-content p {
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto 25px;
    font-size: 1rem;
    line-height: 1.6;
}

.approval-summary {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 25px;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius-sm);
}

.approval-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.approval-item .label {
    color: var(--gray);
    font-size: 0.9rem;
}

.approval-item .value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
}

.approval-form {
    margin-top: 10px;
}

.btn-approve {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 40px;
    background: var(--success);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-approve:hover {
    background: #38a169;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(72, 187, 120, 0.4);
}

/* ============================================
   SUCCESS CARD
   ============================================ */
.success-card {
    border: 2px solid var(--success);
    margin-top: 30px;
    background: var(--success-light);
}

.success-content {
    text-align: center;
    padding: 30px;
}

.success-icon {
    font-size: 4rem;
    margin-bottom: 15px;
}

.success-content h3 {
    font-size: 1.5rem;
    color: #276749;
    margin-bottom: 10px;
}

.success-content p {
    color: #276749;
    max-width: 500px;
    margin: 0 auto;
    font-size: 1rem;
}

/* ============================================
   MENSAJES SECTION
   ============================================ */
.mensajes-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.mensaje-item {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 15px 20px;
    border-left: 3px solid var(--primary);
}

.mensaje-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.mensaje-autor {
    font-weight: 600;
    color: var(--primary);
    font-size: 0.95rem;
}

.mensaje-fecha {
    font-size: 0.8rem;
    color: var(--gray);
}

.mensaje-contenido {
    color: var(--dark);
    font-size: 0.95rem;
    line-height: 1.6;
    white-space: pre-wrap;
}

.mensajes-empty {
    color: var(--gray);
    text-align: center;
    padding: 20px;
    font-style: italic;
}

.mensaje-form {
    border-top: 1px solid var(--gray-light);
    padding-top: 20px;
    margin-top: 10px;
}

.mensaje-form .form-group {
    margin-bottom: 15px;
}

.mensaje-form .form-label {
    display: block;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.mensaje-form .form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.2s;
}

.mensaje-form .form-control:focus {
    outline: none;
    border-color: var(--primary);
}

.mensaje-form .form-error {
    display: block;
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 5px;
}

.btn-send-message {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 25px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-send-message:hover {
    background: var(--primary-dark);
}

@media (max-width: 768px) {
    .instalacion-grid {
        grid-template-columns: 1fr;
    }

    .approval-summary {
        flex-direction: column;
        gap: 20px;
    }

    .btn-approve {
        width: 100%;
        justify-content: center;
    }

    .mensaje-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }

    .btn-send-message {
        width: 100%;
        justify-content: center;
    }
}