/* ==========================================
   S&R SOLUCIONES - HOJA DE ESTILOS CORPORATIVA
   Guía de Marca Oficial:
   - Azul principal (#0A2540): Textos y títulos principales
   - Verde principal (#4CAF50): Acentos, íconos, líneas e indicadores
   - Azul secundario (#2563EB): Enlaces, etiquetas y elementos interactivos
   - Naranjo acento (#F97316): Botones principales de llamada a la acción
   - Gris oscuro (#2E2E2E): Textos secundarios y párrafos
   - Gris claro (#F5F7FA) y Blanco (#FFFFFF): Fondos, tarjetas y secciones
   ========================================== */
:root {
    --azul-principal: #0A2540;
    --verde-principal: #4CAF50;
    --azul-secundario: #2563EB;
    --naranjo-acento: #F97316;
    --gris-oscuro: #2E2E2E;
    --gris-claro: #F5F7FA;
    --blanco: #FFFFFF;

    --border-suave: #E2E8F0;
    --border-corporativo: #CBD5E1;
    --texto-apoyo: #525866;

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition: all 0.2s ease;
    --shadow-suave: 0 4px 16px rgba(10, 37, 64, 0.05);
    --shadow-media: 0 10px 28px rgba(10, 37, 64, 0.08);
}

/* ==========================================
   BASE & RESET
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--blanco);
    color: var(--gris-oscuro);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--azul-principal);
    letter-spacing: -0.015em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-green { color: var(--verde-principal); }
.text-orange { color: var(--naranjo-acento); }
.text-muted { color: var(--texto-apoyo); }
.w-100 { width: 100%; }

/* Etiqueta sobria de sección */
.section-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--azul-secundario);
    margin-bottom: 0.75rem;
    padding-bottom: 0.3rem;
    border-bottom: 2px solid var(--verde-principal);
}

/* Botones Corporativos */
.btn-primary, .btn-secondary, .btn-submit, .btn-orange {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    border-radius: 6px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-orange, .btn-submit {
    background-color: var(--naranjo-acento);
    color: var(--blanco);
}
.btn-orange:hover, .btn-submit:hover {
    background-color: #ea580c;
}

.btn-primary {
    background-color: var(--azul-secundario);
    color: var(--blanco);
}
.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-secondary {
    background-color: var(--blanco);
    color: var(--azul-principal);
    border: 1.5px solid var(--azul-principal);
}
.btn-secondary:hover {
    background-color: var(--gris-claro);
    border-color: var(--azul-secundario);
    color: var(--azul-secundario);
}

/* ==========================================
   BARRA DE NAVEGACIÓN (FONDO BLANCO)
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--blanco);
    border-bottom: 1px solid var(--border-suave);
    transition: var(--transition);
    padding: 0.75rem 0;
}

.navbar.scrolled {
    box-shadow: 0 2px 12px rgba(10, 37, 64, 0.06);
}

.navbar-container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 54px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gris-oscuro);
    padding: 0.4rem 0;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--azul-principal);
    font-weight: 600;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--verde-principal);
    transition: var(--transition);
}

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

.nav-btn {
    background-color: var(--naranjo-acento);
    color: var(--blanco);
    padding: 0.6rem 1.3rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
}

.nav-btn:hover {
    background-color: #ea580c;
}

.nav-menu-toggle {
    display: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--azul-principal);
}

/* ==========================================
   HERO SECTION (FONDO BLANCO LIMPIO)
   ========================================== */
.hero-section {
    padding-top: 9.5rem;
    padding-bottom: 5.5rem;
    background-color: var(--blanco);
    border-bottom: 1px solid var(--border-suave);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 2.85rem;
    line-height: 1.2;
    margin-bottom: 1.4rem;
    color: var(--azul-principal);
}

.hero-description {
    font-size: 1.08rem;
    color: var(--gris-oscuro);
    margin-bottom: 2.2rem;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* Tarjeta Derecha Hero (Blanca con acentos corporativos) */
.summary-card {
    background-color: var(--gris-claro);
    border: 1px solid var(--border-suave);
    border-top: 4px solid var(--verde-principal);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: var(--shadow-suave);
}

.summary-card-header {
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--border-corporativo);
}

.summary-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--azul-principal);
}

.summary-pillars {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.summary-pillars li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--blanco);
    padding: 1rem 1.15rem;
    border-radius: 8px;
    border: 1px solid var(--border-suave);
}

.pillar-icon {
    width: 38px;
    height: 38px;
    min-width: 38px;
    border-radius: 8px;
    background-color: rgba(76, 175, 80, 0.12);
    color: var(--verde-principal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    margin-top: 0.1rem;
}

.pillar-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.pillar-text strong {
    font-size: 0.95rem;
    color: var(--azul-principal);
}

.pillar-text span {
    font-size: 0.86rem;
    color: var(--gris-oscuro);
    line-height: 1.45;
}

/* ==========================================
   SOLUTIONS SECTION (FONDO GRIS CLARO #F5F7FA)
   ========================================== */
.solutions-section {
    padding: 5.5rem 0;
    background-color: var(--gris-claro);
    border-bottom: 1px solid var(--border-suave);
}

.section-header {
    max-width: 720px;
    margin-bottom: 3.5rem;
}

.section-title {
    font-size: 2.15rem;
    line-height: 1.25;
    margin-bottom: 0.9rem;
    color: var(--azul-principal);
}

.section-subtitle {
    color: var(--gris-oscuro);
    font-size: 1.02rem;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.solution-card {
    background-color: var(--blanco);
    border: 1px solid var(--border-suave);
    border-radius: 10px;
    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-suave);
    transition: var(--transition);
}

.solution-card:hover {
    border-color: var(--azul-secundario);
    box-shadow: var(--shadow-media);
}

.solution-card-top {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 1.2rem;
}

.solution-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background-color: rgba(37, 99, 235, 0.08);
    color: var(--azul-secundario);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.solution-category {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--verde-principal);
}

.solution-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--azul-principal);
}

.solution-card p {
    font-size: 0.95rem;
    color: var(--gris-oscuro);
    margin-bottom: 1.5rem;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: auto;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-suave);
}

.solution-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.9rem;
    color: var(--gris-oscuro);
}

.solution-features li i {
    color: var(--verde-principal);
    margin-top: 0.3rem;
    font-size: 0.85rem;
}

/* ==========================================
   METODOLOGÍA / NOSOTROS (FONDO BLANCO)
   ========================================== */
.about-section {
    padding: 5.5rem 0;
    background-color: var(--blanco);
    border-bottom: 1px solid var(--border-suave);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.about-card {
    background-color: var(--gris-claro);
    border: 1px solid var(--border-suave);
    border-radius: 10px;
    padding: 2.2rem 1.8rem;
}

.step-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 6px;
    background-color: var(--blanco);
    border: 1.5px solid var(--verde-principal);
    color: var(--azul-principal);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 1.2rem;
}

.about-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--azul-principal);
}

.about-card p {
    font-size: 0.94rem;
    color: var(--gris-oscuro);
}

/* ==========================================
   CONTACT SECTION (FONDO GRIS CLARO #F5F7FA)
   ========================================== */
.contact-section {
    padding: 5.5rem 0;
    background-color: var(--gris-claro);
    border-bottom: 1px solid var(--border-suave);
}

.contact-card-wrapper {
    background-color: var(--blanco);
    border: 1px solid var(--border-suave);
    border-radius: 12px;
    padding: 3.2rem;
    box-shadow: var(--shadow-suave);
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3.5rem;
}

.contact-info-col h2 {
    font-size: 2rem;
    line-height: 1.25;
    margin-bottom: 1rem;
    color: var(--azul-principal);
}

.contact-info-col p {
    color: var(--gris-oscuro);
    margin-bottom: 2.2rem;
    font-size: 0.98rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

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

.method-icon {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background-color: var(--gris-claro);
    border: 1px solid var(--border-corporativo);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: var(--verde-principal);
}

.method-detail {
    display: flex;
    flex-direction: column;
}

.method-detail .lbl {
    font-size: 0.75rem;
    color: var(--texto-apoyo);
    font-weight: 600;
    text-transform: uppercase;
}

.method-detail .val {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--azul-principal);
}

.method-detail a.val:hover {
    color: var(--azul-secundario);
}

/* Formulario */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.form-row {
    display: flex;
    flex-direction: column;
}

.form-row.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--azul-principal);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 13px;
    color: var(--texto-apoyo);
    font-size: 0.88rem;
    pointer-events: none;
}

.input-wrapper input, .input-wrapper select, .form-group textarea {
    width: 100%;
    background: var(--gris-claro);
    border: 1px solid var(--border-corporativo);
    border-radius: 6px;
    padding: 0.7rem 0.9rem 0.7rem 2.35rem;
    color: var(--azul-principal);
    font-family: var(--font-body);
    font-size: 0.92rem;
    transition: var(--transition);
}

.input-wrapper select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.form-group textarea {
    padding: 0.75rem 0.9rem;
    min-height: 105px;
    resize: vertical;
}

.input-wrapper input:focus, .input-wrapper select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--azul-secundario);
    background: var(--blanco);
}

/* Mensaje de éxito */
.form-success-message {
    padding: 2.5rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    background: var(--gris-claro);
    border: 1px solid var(--border-suave);
    border-radius: 8px;
}

.success-icon {
    font-size: 2.8rem;
    color: var(--verde-principal);
}

.form-success-message h3 {
    font-size: 1.35rem;
    color: var(--azul-principal);
}

.form-success-message p {
    font-size: 0.94rem;
    color: var(--gris-oscuro);
    max-width: 380px;
}

/* ==========================================
   FOOTER (FONDO BLANCO LIMPIO)
   ========================================== */
.main-footer {
    background-color: var(--blanco);
    padding: 3.5rem 0 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2.5rem;
}

.footer-brand .footer-logo {
    height: 48px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--gris-oscuro);
    font-size: 0.9rem;
    max-width: 340px;
}

.footer-links h4, .footer-legal h4 {
    font-family: var(--font-heading);
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--azul-principal);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-links a {
    color: var(--gris-oscuro);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--azul-secundario);
}

.footer-legal p {
    color: var(--gris-oscuro);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.footer-legal a:hover {
    color: var(--azul-secundario);
}

.footer-bottom {
    border-top: 1px solid var(--border-suave);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.84rem;
    color: var(--texto-apoyo);
}

.admin-link {
    cursor: pointer;
    font-weight: 500;
    color: var(--texto-apoyo);
}

.admin-link:hover {
    color: var(--azul-principal);
}

/* ==========================================
   MODAL INTERNO DE REGISTROS
   ========================================== */
.admin-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 37, 64, 0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.admin-modal.open {
    display: flex;
}

.admin-modal-content {
    width: 100%;
    max-width: 880px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--blanco);
    border-radius: 10px;
    box-shadow: var(--shadow-media);
}

.admin-modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-suave);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--gris-claro);
}

.admin-modal-header h3 {
    font-size: 1.15rem;
    color: var(--azul-principal);
}

.admin-modal-close {
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--gris-oscuro);
}

.admin-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.admin-actions {
    display: flex;
    gap: 0.8rem;
}

.btn-sm {
    padding: 0.45rem 0.9rem;
    font-size: 0.82rem;
}

.leads-table-container {
    border: 1px solid var(--border-suave);
    border-radius: 6px;
    overflow-x: auto;
}

.leads-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    text-align: left;
}

.leads-table th {
    background: var(--gris-claro);
    color: var(--azul-principal);
    font-weight: 700;
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-corporativo);
}

.leads-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-suave);
    color: var(--gris-oscuro);
    max-width: 240px;
}

.leads-empty-msg {
    padding: 2.5rem;
    text-align: center;
    color: var(--texto-apoyo);
    font-size: 0.9rem;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

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

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

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

@media (max-width: 768px) {
    .navbar-container {
        padding: 0 1.5rem;
    }

    .nav-menu-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--blanco);
        border-bottom: 1px solid var(--border-suave);
        box-shadow: var(--shadow-media);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1.2rem;
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .hero-title {
        font-size: 2.1rem;
    }

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

    .contact-card-wrapper {
        padding: 2rem 1.5rem;
    }

    .form-row.split {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}