/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-negro: #1a1a1a;
    --color-gris-oscuro: #333333;
    --color-gris: #666666;
    --color-gris-claro: #e5e5e5;
    --color-gris-muy-claro: #f5f5f5;
    --color-blanco: #ffffff;
    --font-principal: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    font-family: var(--font-principal);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-negro);
    background-color: var(--color-gris-muy-claro);
}

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

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, var(--color-gris-muy-claro) 0%, var(--color-gris-claro) 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: var(--color-blanco);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.login-logo {
    max-width: 180px;
    margin-bottom: 30px;
}

.login-box h1 {
    font-size: 24px;
    color: var(--color-negro);
    margin-bottom: 10px;
    font-weight: 600;
}

.login-subtitle {
    color: var(--color-gris);
    margin-bottom: 30px;
}

.login-footer {
    margin-top: 30px;
    color: var(--color-gris);
    font-size: 14px;
}

/* Header */
.header {
    background: var(--color-blanco);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

/* Main Content */
.main-content {
    padding: 40px 0;
    min-height: calc(100vh - 140px);
}

.main-content h1 {
    font-size: 28px;
    color: var(--color-negro);
    margin-bottom: 30px;
    font-weight: 600;
}

/* Form Styles */
.cotizador-form {
    background: var(--color-blanco);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.form-section {
    padding: 30px;
    border-bottom: 1px solid var(--color-gris-claro);
}

.form-section:last-of-type {
    border-bottom: none;
}

.form-section h2 {
    font-size: 18px;
    color: var(--color-negro);
    margin-bottom: 10px;
    font-weight: 600;
}

.section-description {
    color: var(--color-gris);
    font-size: 14px;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gris-oscuro);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    font-size: 15px;
    border: 1px solid var(--color-gris-claro);
    border-radius: 6px;
    background: var(--color-blanco);
    color: var(--color-negro);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gris);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-note {
    font-size: 13px;
    color: var(--color-gris);
    margin-top: 15px;
    font-style: italic;
}

.form-actions {
    padding: 30px;
    text-align: center;
    background: var(--color-gris-muy-claro);
    border-radius: 0 0 8px 8px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    font-family: var(--font-principal);
}

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

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

.btn-secondary {
    background: var(--color-gris-claro);
    color: var(--color-negro);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-negro);
    border: 1px solid var(--color-gris-claro);
}

.btn-outline:hover {
    background: var(--color-gris-muy-claro);
}

.btn-lg {
    padding: 15px 40px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

/* Error Message */
.error-message {
    background: #fee;
    color: #c00;
    padding: 12px 15px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

.success-message {
    background: #efe;
    color: #060;
    padding: 12px 15px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

/* Resultado Cotización */
.cotizacion-resultado {
    margin-top: 40px;
    background: var(--color-blanco);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 30px;
}

.cotizacion-resultado h2 {
    font-size: 20px;
    margin-bottom: 25px;
    color: var(--color-negro);
}

.resultado-tabla {
    overflow-x: auto;
}

.resultado-tabla table {
    width: 100%;
    border-collapse: collapse;
}

.resultado-tabla th,
.resultado-tabla td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--color-gris-claro);
}

.resultado-tabla th {
    background: var(--color-gris-muy-claro);
    font-weight: 600;
    color: var(--color-gris-oscuro);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.resultado-tabla td small {
    color: var(--color-gris);
    display: block;
    margin-top: 5px;
}

.resultado-tabla .total-row {
    background: var(--color-negro);
    color: var(--color-blanco);
}

.resultado-tabla .total-row td {
    border-bottom: none;
    font-size: 18px;
}

.resultado-tabla .descuento-row td {
    color: #2a7d2a;
}

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

.resumen-descuento {
    color: #2a7d2a;
}

.tabla-soporte {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    font-family: var(--font-principal);
    font-size: 15px;
}

.tabla-soporte th,
.tabla-soporte td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--color-gris-claro);
    font-family: var(--font-principal);
}

.tabla-soporte th {
    background: var(--color-gris-muy-claro);
    font-weight: 600;
    color: var(--color-gris-oscuro);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.resultado-actions {
    margin-top: 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Layout dos columnas: formulario + resumen flotante */
.cotizador-layout {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.cotizador-layout .cotizador-form {
    flex: 1;
    min-width: 0;
}

.resumen-flotante {
    width: 280px;
    flex-shrink: 0;
    position: sticky;
    top: 90px;
    background: var(--color-blanco);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    padding: 24px;
}

.resumen-flotante h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-negro);
    margin-bottom: 18px;
}

.resumen-flotante hr {
    border: none;
    border-top: 1px solid var(--color-gris-claro);
    margin: 12px 0;
}

.resumen-linea {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--color-gris-oscuro);
    padding: 5px 0;
}

.resumen-subtotal {
    font-weight: 600;
    color: var(--color-negro);
}

.resumen-total {
    font-weight: 700;
    font-size: 16px;
    color: var(--color-negro);
    padding-top: 8px;
}

/* Footer */
.footer {
    background: var(--color-blanco);
    padding: 20px 0;
    text-align: center;
    color: var(--color-gris);
    font-size: 14px;
    border-top: 1px solid var(--color-gris-claro);
}

/* Responsive */
@media (max-width: 960px) {
    .cotizador-layout {
        flex-direction: column;
    }

    .resumen-flotante {
        width: 100%;
        position: fixed;
        bottom: 0;
        left: 0;
        top: auto;
        border-radius: 12px 12px 0 0;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.12);
        z-index: 200;
        padding: 16px 20px;
        max-height: 40vh;
        overflow-y: auto;
    }
}

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

    .main-content h1 {
        font-size: 24px;
    }

    .form-section {
        padding: 20px;
    }

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

    .resultado-actions .btn {
        width: 100%;
        text-align: center;
    }
}