/* =========================
   Variables y estilos base
   ========================= */
:root {
    --primary: #808000;
    --primary-dark: #5f5f00;
    --accent: #0f7ab9;
    --bg: #f5f7fb;
    --bg-alt: #ffffff;
    --text: #1f2933;
    --muted: #6b7280;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.12);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Contenedor general */
.container {
    width: min(1200px, 100% - 3rem);
    margin: 0 auto;
}

/* =========================
   Header / Navegación
   ========================= */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    gap: 1.5rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.brand-logo {
    width: 52px;
    height: 52px;
    object-fit: cover;
    border-radius: 999px;
    border: 2px solid var(--primary);
}

.brand-text {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.brand-subtitle {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    margin: 0;
}

.brand-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0;
}

.brand-system {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--muted);
    margin: 0;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.95rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 500;
    position: relative;
    padding-bottom: 0.1rem;
}

.main-nav a:not(.btn)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.2s ease;
}

.main-nav a:not(.btn):hover::after {
    width: 100%;
}

.main-nav a:not(.btn):hover {
    color: var(--text);
}

/* =========================
   Botones
   ========================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #ffffff;
    box-shadow: 0 12px 25px rgba(96, 112, 0, 0.32);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 40px rgba(96, 112, 0, 0.4);
}

.btn-secondary {
    background-color: #ffffff;
    color: var(--primary);
    border: 1px solid rgba(148, 163, 184, 0.5);
}

.btn-secondary:hover {
    background-color: #f9fafb;
}

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

.btn-outline:hover {
    background: var(--primary);
    color: #ffffff;
}

.btn-full {
    width: 100%;
}

/* =========================
   Sección Hero
   ========================= */
.hero {
    padding: 3.5rem 0 3.75rem;
    background: radial-gradient(circle at top left, #e3f2fd 0, #f5f7fb 40%, #eef1f4 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: center;
}

.hero-content h3 {
    font-size: 2.1rem;
    margin: 0.4rem 0 0.8rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1rem;
    color: var(--muted);
    max-width: 34rem;
    margin-bottom: 1.5rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--primary-dark);
    background: rgba(128, 128, 0, 0.08);
    border-radius: 999px;
    padding: 0.35rem 0.9rem;
    border: 1px solid rgba(128, 128, 0, 0.35);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.hero-image {
    display: flex;
    justify-content: flex-end;
}

.hero-image-card {
    background: #ffffff;
    border-radius: 24px;
    box-shadow: var(--shadow-soft);
    padding: 0.75rem;
    max-width: 420px;
    width: 100%;
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.hero-image-card img {
    width: 100%;
    display: block;
    border-radius: 18px;
    object-fit: cover;
}

/* =========================
   Secciones generales
   ========================= */
.section {
    padding: 3.25rem 0;
}

.section-title {
    font-size: 1.6rem;
    margin: 0 0 0.75rem;
    position: relative;
}

.section-title::after {
    content: "";
    display: block;
    width: 48px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin-top: 0.4rem;
}

.section-title.center::after {
    margin-left: auto;
    margin-right: auto;
}

.section-description {
    margin: 0 0 2rem;
    color: var(--muted);
    font-size: 0.98rem;
}

/* =========================
   About
   ========================= */
.about {
    background-color: #ffffff;
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: center;
}

.about p {
    color: var(--muted);
    margin-bottom: 0.9rem;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    object-fit: cover;
}

/* =========================
   Servicios
   ========================= */
.services {
    background-color: #f3f4f6;
}

.services-container {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.8rem;
    margin-top: 2rem;
}

.service-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.12);
    display: flex;
    flex-direction: column;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.16);
}

.service-image img {
    width: 100%;
    height: 190px;
    object-fit: cover;
}

.service-body {
    padding: 1.1rem 1.25rem 1.25rem;
}

.service-body h3 {
    margin: 0 0 0.45rem;
    font-size: 1.1rem;
}

.service-body p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--muted);
}

/* =========================
   Contacto
   ========================= */
.contact {
    background-color: #ffffff;
}

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: flex-start;
}

.contact-info p {
    color: var(--muted);
    margin-bottom: 1.1rem;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.contact-list li + li {
    margin-top: 0.35rem;
}

.contact-form-card {
    background: #f9fafb;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.form-row input,
.form-row textarea {
    width: 100%;
    padding: 0.7rem 0.85rem;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.7);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    resize: vertical;
}

.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 1px rgba(128, 128, 0, 0.4);
}

/* =========================
   Footer
   ========================= */
.main-footer {
    background-color: var(--primary);
    color: #ffffff;
    padding: 0.9rem 0;
    margin-top: 1.5rem;
}

.footer-inner {
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.95;
}

/* =========================
   Responsividad
   ========================= */
@media (max-width: 992px) {
    .hero-grid,
    .about-grid,
    .contact-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero-image {
        justify-content: center;
    }

    .hero-image-card {
        max-width: 520px;
    }

    .services-container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .hero {
        padding-top: 2.3rem;
    }

    .hero-content h3 {
        font-size: 1.7rem;
    }

    .services-container {
        grid-template-columns: minmax(0, 1fr);
    }

    .section {
        padding: 2.5rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        width: min(100% - 2rem, 100%);
    }

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

    .brand-title {
        font-size: 1rem;
    }

    .brand-system {
        font-size: 0.8rem;
    }
}