@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;800&display=swap');

/* =====================
   PALETA DE COLORES PARCHE
   ===================== */
:root {
  --neon-blue: #00C2FF;
  --neon-blue-bright: #2D56FF;
  --neon-pink: #FF2F77;
  --neon-orange: #FF6D1D;
  --neon-green: #25FF7A;
  --dark-blue: #1B2140;
  --deeper-dark-blue: #051838;
  --background-light: #F5F7FA;
  --surface: #FFFFFF;
  --surface-variant: #E3E8F0;
  --black: #000000;
  --text-dark: #222B3A;
  --logo-green: #64e4bc;
  --chip-blue: #205EA8;
  --gold: #C9A13B;
}

/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    box-sizing: border-box;
    min-height: 100vh;
    background: var(--dark-blue);
    padding: 0 110px;
    font-size: 16px;
    overflow-x: hidden;
    color: var(--surface);
    font-family: 'Poppins', 'Segoe UI', Arial, sans-serif;
}

@media (max-width: 768px) {
    body {
        padding: 0 30px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 0 15px;
    }
}

/* Header y Navegación */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: transparent;
    color: var(--surface);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    height: 110px;
    box-shadow: none !important;
    border: none !important;
    outline: none !important;
    filter: none !important;
    backdrop-filter: none !important;
    transition: transform 0.6s ease;
}

.header.header--hidden {
    transform: translateY(-100%);
}

/* Línea horizontal con extremos difuminados debajo del header */
.header__divider {
  width: calc(100% - 80px);
  height: 1.5px;
  background: linear-gradient(90deg, transparent 0%, var(--neon-green) 30%, var(--neon-blue) 70%, transparent 100%);
  border: none;
  margin: 18px auto 0 auto;
  border-radius: 1px;
  opacity: 0.85;
}

@media (max-width: 900px) {
  .header__divider {
    width: calc(100% - 24px);
    margin-top: 12px;
  }
}

@media (max-width: 700px) {
  .header__divider {
    width: 98%;
    margin-top: 8px;
  }
}


.nav {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--surface);
}

.logo-img {
    height: 80px;
    width: auto;
    margin-right: 20px;
    filter: drop-shadow(0 0 8px var(--neon-green));
}

.logo-text {
    font-size: 2rem;
    font-weight: 800;
    color: var(--neon-green);
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    gap: 36px;
}

.nav-link {
    text-decoration: none;
    color: var(--neon-blue);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 8px 0;
    position: relative;
    transition: color 0.2s;
}

.nav-link::after {
    content: '';
    display: block;
    height: 2.5px;
    width: 0;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-pink));
    border-radius: 2px;
    transition: width 0.3s;
    position: absolute;
    left: 0;
    bottom: -2px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--neon-pink);
}

.nav-link:hover::after {
    width: 100%;
}

.menu-icon {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-left: 24px;
    z-index: 1001;
}

.hamburger-line {
    width: 30px !important;
    height: 3px !important;
    background: var(--neon-green) !important;
    border-radius: 2px !important;
    transition: all 0.3s ease !important;
    transform-origin: center !important;
    display: block !important;
}

.menu-icon.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-icon.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.menu-icon.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mostrar menú hamburguesa en móviles y tablets */
@media (max-width: 2000px) {
    .menu-icon {
        display: flex !important;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(27, 33, 64, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        gap: 0;
        width: 100%;
        padding: 20px 0;
        border-radius: 0 0 15px 15px;
        box-shadow: 0 8px 32px 0 rgba(0,0,0,0.3);
        z-index: 1000;
        border: 1px solid rgba(0, 194, 255, 0.2);
        border-top: none;
        transition: opacity 0.3s ease, transform 0.3s ease;
        opacity: 0;
        transform: translateY(-10px);
        pointer-events: none;
    }

    .nav-menu.active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-menu .nav-link {
        display: block;
        padding: 15px 20px;
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(0, 194, 255, 0.1);
        transition: all 0.2s ease;
    }

    .nav-menu .nav-link:last-child {
        border-bottom: none;
    }

    .nav-menu .nav-link:hover {
        background: rgba(0, 194, 255, 0.1);
        color: var(--neon-pink);
    }
}

/* Hero Section */
.hero {
    padding: 80px 0 60px 0;
    background: var(--dark-blue);
    color: var(--surface);
    min-height: calc(100vh - 110px);
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    width: 100%;
}

.hero-text {
    text-align: left;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    color: var(--neon-green);
    margin-bottom: 30px;
    background: linear-gradient(45deg, var(--neon-green), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 18px;
    color: var(--surface-variant);
    font-weight: 600;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 36px;
    color: var(--neon-pink);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-image {
    text-align: center;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: 24px;
    box-shadow: 0 0 40px 0 var(--neon-blue);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-img:hover {
    transform: scale(1.02);
    box-shadow: 0 0 50px 0 var(--neon-pink);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 44px;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(90deg, var(--neon-green), var(--neon-blue));
    color: var(--deeper-dark-blue);
    box-shadow: 0 0 8px var(--neon-green), 0 0 16px var(--neon-blue);
}

.btn-primary:hover {
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-orange));
    color: var(--surface);
    box-shadow: 0 0 16px var(--neon-pink), 0 0 24px var(--neon-orange);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--surface);
    border: 2px solid var(--surface);
}

.btn-secondary:hover {
    background: var(--surface);
    color: var(--neon-blue);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--neon-blue);
    border: 2px solid var(--neon-blue);
}

.btn-outline:hover {
    background: var(--neon-blue);
    color: var(--surface);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Modales */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    padding: 1rem;
    box-sizing: border-box;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--deeper-dark-blue);
    padding: 2.5rem;
    border-radius: 18px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 0 32px 0 var(--neon-blue);
    position: relative;
    border: 2px solid var(--neon-blue);
}

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

.modal-header h3 {
    font-size: 1.8rem;
    color: var(--neon-green);
    font-weight: 700;
}

.close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--neon-pink);
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background: var(--neon-pink);
    color: var(--surface);
    transform: rotate(90deg);
}

/* Formularios */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--neon-blue);
    font-size: 1rem;
}

.form-group input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--neon-blue);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--dark-blue);
    color: var(--surface);
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--neon-green);
    box-shadow: 0 0 16px var(--neon-green);
    background: var(--deeper-dark-blue);
}

.form-group input::placeholder {
    color: var(--surface-variant);
}

.form-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--surface-variant);
}

.form-footer a {
    color: var(--neon-green);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.form-footer a:hover {
    color: var(--neon-pink);
    text-decoration: underline;
}

/* Dashboard */
.dashboard {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    background: var(--dark-blue);
    min-height: calc(100vh - 110px); /* Restar altura del header */
    position: relative;
    z-index: 5;
}

.dashboard.hidden {
    display: none;
}

/* Cambiar apariencia del header cuando dashboard está activo */
.dashboard:not(.hidden) ~ .header__divider,
.dashboard:not(.hidden) ~ .footer {
    display: none !important;
}

#invoicesSection:not(.hidden) ~ .header__divider,
#invoicesSection:not(.hidden) ~ .footer {
    display: none !important;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--neon-blue);
}

.dashboard-header h2 {
    color: var(--neon-green);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.stat-card {
    background: var(--deeper-dark-blue);
    padding: 2rem;
    border-radius: 18px;
    box-shadow: 0 0 24px 0 var(--neon-green);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid var(--neon-green);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 32px 0 var(--neon-pink);
    border-color: var(--neon-pink);
}

.stat-card h3 {
    color: var(--surface-variant);
    font-size: 1rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--neon-green);
    text-shadow: 0 0 16px var(--neon-green);
}

.dashboard-modules {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.module-card {
    background: var(--deeper-dark-blue);
    padding: 2rem;
    border-radius: 18px;
    box-shadow: 0 0 24px 0 var(--neon-blue);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid var(--neon-blue);
}

.module-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 32px 0 var(--neon-pink);
    border-color: var(--neon-pink);
}

.module-card h3 {
    color: var(--neon-blue);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.module-card p {
    color: var(--surface-variant);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .header {
        padding: 0 20px;
        height: 80px;
    }

    .logo-img {
        height: 60px;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
    }

    .dashboard-modules {
        grid-template-columns: 1fr;
    }

    .header {
        padding: 0 20px;
        height: 80px;
    }

    .logo-img {
        height: 60px;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    /* Dashboard header responsive */
    .dashboard-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        align-items: center;
    }

    .dashboard-header h2 {
        font-size: 1.8rem;
        word-break: break-word;
        max-width: 100%;
    }

    /* Modal responsive */
    .modal {
        padding: 0.5rem;
        align-items: flex-start;
        padding-top: 2rem;
    }

    .modal-content {
        padding: 1.5rem;
        max-height: 85vh;
        margin-top: 0;
    }

    .modal-header h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 700px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .dashboard-header h2 {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .modal-content {
        padding: 1rem;
        margin: 0.5rem;
        max-height: 80vh;
    }

    .modal-header {
        margin-bottom: 1rem;
        padding-bottom: 0.5rem;
    }

    .modal-header h3 {
        font-size: 1.3rem;
    }

    /* Formulario responsive */
    .customer-form {
        gap: 1rem;
    }

    .form-section {
        padding: 1rem;
    }

    .form-section h4 {
        font-size: 1rem;
        margin-bottom: 0.8rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .form-group label {
        font-size: 0.9rem;
        margin-bottom: 0.3rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
}

/* Utilidades */
.hidden {
    display: none !important;
}

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

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

.modal-content {
    animation: fadeIn 0.3s ease;
}

/* Notificaciones */
.notification {
    animation: slideIn 0.3s ease;
}

/* Footer */
.footer {
    background: none !important;
    box-shadow: none !important;
    border: none !important;
    color: var(--surface);
    padding: 48px 0 18px 0;
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    padding: 0 24px;
    align-items: start;
}

.footer__section {
    flex: none;
    margin-bottom: 24px;
}

.footer__logo {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--neon-green);
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.footer__description {
    color: var(--surface-variant);
    font-size: 1.05rem;
    margin-bottom: 18px;
}

.footer__links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__links li {
    margin-bottom: 10px;
}

.footer__links a {
    color: var(--neon-blue);
    text-decoration: none;
    font-size: 1.05rem;
    transition: color 0.2s;
}

.footer__links a:hover {
    color: var(--neon-pink);
}

.footer__contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__contact li {
    margin-bottom: 10px;
    color: var(--surface-variant);
    font-size: 1.05rem;
}

.footer__contact a {
    color: var(--neon-green);
    text-decoration: none;
    transition: color 0.2s;
}

.footer__contact a:hover {
    color: var(--neon-pink);
}

.footer__socials {
    display: flex;
    gap: 18px;
    margin-top: 10px;
}

.footer__socials a {
    color: var(--neon-blue);
    font-size: 2.5rem;
    transition: color 0.2s, text-shadow 0.2s;
    text-shadow: 0 0 1px var(--neon-blue);
}

.footer__socials a:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 2px var(--neon-pink);
}

.footer__bottom {
    text-align: center;
    color: var(--surface-variant);
    font-size: 0.98rem;
    margin-top: 32px;
    border-top: 1px solid var(--surface-variant);
    padding-top: 16px;
}

.footer__bottom strong {
    color: var(--neon-green);
    font-weight: 700;
}

/* Responsive Footer */
@media (max-width: 900px) {
    .footer__container {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
        padding: 0 16px;
    }
    .footer__section {
        margin-bottom: 10px;
    }
    .footer__logo {
        font-size: 1.5rem;
    }
}

@media (max-width: 600px) {
    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__description,
    .footer__links a,
    .footer__contact li {
        font-size: 1.1rem;
    }

    .footer__socials {
        justify-content: center;
    }
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Quitar outline de elementos interactivos */
button:focus, a:focus, input:focus, textarea:focus, select:focus {
    outline: none;
    box-shadow: none;
}

/* Sección de Facturación */
.invoices-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    align-items: center;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 600;
    color: var(--neon-blue);
    font-size: 0.9rem;
}

.filter-group select,
.filter-group input {
    padding: 0.5rem;
    border: 2px solid var(--neon-blue);
    border-radius: 8px;
    background: var(--dark-blue);
    color: var(--surface);
    font-size: 0.9rem;
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--neon-green);
    box-shadow: 0 0 8px var(--neon-green);
}

.invoices-list {
    display: grid;
    gap: 1rem;
}

.invoice-card {
    background: var(--deeper-dark-blue);
    border: 2px solid var(--neon-blue);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.invoice-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 16px var(--neon-blue);
    border-color: var(--neon-green);
}

.invoice-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.invoice-number {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--neon-green);
}

.invoice-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.invoice-status.pending {
    background: var(--neon-orange);
    color: var(--dark-blue);
}

.invoice-status.paid {
    background: var(--neon-green);
    color: var(--dark-blue);
}

.invoice-status.overdue {
    background: var(--neon-pink);
    color: var(--surface);
}

.invoice-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.invoice-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.invoice-info-label {
    font-size: 0.8rem;
    color: var(--surface-variant);
    text-transform: uppercase;
    font-weight: 600;
}

.invoice-info-value {
    font-size: 1rem;
    color: var(--surface);
    font-weight: 500;
}

.invoice-total {
    text-align: right;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--neon-green);
    text-shadow: 0 0 8px var(--neon-green);
}

.invoice-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    justify-content: flex-end;
}

.invoice-actions .btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .invoices-filters {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .invoice-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .invoice-info {
        grid-template-columns: 1fr;
    }

    .invoice-actions {
        flex-direction: column;
    }

    .invoice-actions .btn {
        width: 100%;
    }
}

/* Sección de Clientes */
.customers-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    align-items: center;
}

.customers-list {
    display: grid;
    gap: 1rem;
}

.customer-card {
    background: var(--deeper-dark-blue);
    border: 2px solid var(--neon-blue);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.customer-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 16px var(--neon-blue);
    border-color: var(--neon-green);
}

.customer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.customer-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--neon-green);
}

.customer-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.customer-status.active {
    background: var(--neon-green);
    color: var(--dark-blue);
}

.customer-status.inactive {
    background: var(--neon-pink);
    color: var(--surface);
}

.customer-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.customer-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.customer-address {
    margin-bottom: 1rem;
}

.customer-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    justify-content: flex-end;
}

.customer-actions .btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Formulario de cliente */
.customer-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-section {
    border: 1px solid rgba(0, 194, 255, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
    background: rgba(5, 24, 56, 0.3);
}

.form-section h4 {
    margin: 0 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0, 194, 255, 0.3);
    font-weight: 600;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-row .form-group {
    margin-bottom: 0;
}

/* Responsive para clientes */
@media (max-width: 768px) {
    .customers-filters {
        flex-direction: column;
        align-items: stretch;
    }

    .customer-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .customer-info {
        grid-template-columns: 1fr;
    }

    .customer-actions {
        flex-direction: column;
    }

    .customer-actions .btn {
        width: 100%;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
/* Sección de Inventario */
.inventory-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.inventory-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    align-items: center;
    background: var(--deeper-dark-blue);
    padding: 1.5rem;
    border-radius: 12px;
    border: 2px solid var(--neon-blue);
}

.parts-list {
    display: grid;
    gap: 1.5rem;
}

.part-card {
    background: var(--deeper-dark-blue);
    border: 2px solid var(--neon-blue);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.part-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0 24px var(--neon-blue);
    border-color: var(--neon-green);
}

.part-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-green));
}

.part-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.part-info h3 {
    margin: 0 0 0.5rem 0;
    color: var(--neon-green);
    font-size: 1.3rem;
    font-weight: 700;
}

.part-code {
    color: var(--surface-variant);
    font-size: 0.9rem;
    margin: 0;
    font-weight: 500;
}

.part-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.part-status.low-stock {
    background: var(--neon-pink);
    color: var(--surface);
}

.part-status.normal-stock {
    background: var(--neon-green);
    color: var(--dark-blue);
}

.part-status.over-stock {
    background: var(--neon-orange);
    color: var(--dark-blue);
}

.part-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.part-detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    background: rgba(0, 194, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(0, 194, 255, 0.1);
}

.detail-label {
    font-size: 0.85rem;
    color: var(--surface-variant);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 0.9rem;
    color: var(--surface);
    font-weight: 500;
}

.detail-value.low-stock {
    color: var(--neon-pink);
    font-weight: 700;
}

.part-description {
    color: var(--surface-variant);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(0, 194, 255, 0.03);
    border-radius: 8px;
    border-left: 3px solid var(--neon-blue);
}

.part-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    min-height: 36px;
}

.btn-danger {
    background: linear-gradient(90deg, var(--neon-pink), #ff4757);
    color: var(--surface);
    border: 2px solid var(--neon-pink);
}

.btn-danger:hover {
    background: linear-gradient(90deg, #ff4757, var(--neon-pink));
    box-shadow: 0 0 16px var(--neon-pink);
    border-color: #ff4757;
}

/* Modal grande para formularios */
.large-modal .modal-content {
    max-width: 800px;
    width: 95%;
}

.part-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--neon-blue);
}

/* Responsive para inventario */
@media (max-width: 768px) {
    .inventory-filters {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .filter-group {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .filter-group label {
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--neon-blue);
    }

    .part-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .part-details {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .part-actions {
        flex-direction: column;
    }

    .part-actions .btn {
        width: 100%;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }

    .large-modal .modal-content {
        max-width: 95%;
        margin: 1rem;
        max-height: 90vh;
        overflow-y: auto;
    }
}

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

    .part-card {
        padding: 1rem;
    }

    .part-info h3 {
        font-size: 1.1rem;
    }

    .part-description {
        font-size: 0.85rem;
        padding: 0.75rem;
    }
}
}