/* =========================
   ESTILOS GENERALES
========================= */
body {
    margin: 0;
    padding: 0;
    background: #f5f7fb;
    color: #1f2937;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: #eaf2ff;
    color: #18376b;
    border: 1px solid #cfe0ff;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 18px;
}

.section-heading {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 40px auto;
}

.section-heading h3 {
    font-size: 2.2rem;
    color: #18376b;
    margin-bottom: 14px;
    font-weight: 800;
}

.section-heading p {
    font-size: 1.08rem;
    color: #4b5563;
    line-height: 1.7;
    margin: 0;
}

/* =========================
   BANNER PRINCIPAL
========================= */
.page-banner-modern {
    position: relative;
    width: 100%;
    min-height: 390px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #18376b;
}

.page-banner-modern img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-banner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 43, 89, 0.88), rgba(24, 55, 107, 0.78));
}

.page-banner-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    text-align: center;
    padding: 40px 20px;
    color: #fff;
}

.page-badge {
    display: inline-block;
    padding: 10px 18px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 22px;
    backdrop-filter: blur(4px);
}

.page-banner-content h1 {
    font-size: 3.2rem;
    line-height: 1.12;
    margin: 0 0 16px;
    font-weight: 800;
}

.page-banner-content p {
    font-size: 1.15rem;
    line-height: 1.7;
    margin: 0;
    opacity: 0.96;
}

/* =========================
   HERO PRINCIPAL
========================= */
.chifa-hero-section {
    padding: 80px 0 60px;
    background: #f5f7fb;
}

.chifa-hero-container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 60px;
    align-items: center;
}

.chifa-hero-text h2 {
    font-size: 3.2rem;
    line-height: 1.1;
    color: #18376b;
    margin: 0 0 20px;
    font-weight: 800;
}

.chifa-hero-text p {
    font-size: 1.12rem;
    line-height: 1.9;
    color: #374151;
    margin-bottom: 28px;
}

.hero-features {
    display: grid;
    gap: 14px;
    margin-top: 20px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: #fff;
    border: 1px solid #e5edf8;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(24,55,107,0.06);
}

.hero-feature i {
    color: #2a2aee;
    font-size: 1rem;
}

.hero-feature span {
    font-size: 1rem;
    color: #243041;
    font-weight: 500;
}

/* =========================
   IMAGEN PRINCIPAL
========================= */
.chifa-hero-visual {
    display: flex;
    justify-content: center;
}

.chifa-banner-container {
    position: relative;
    background: #ffffff;
    padding: 16px;
    border-radius: 28px;
    box-shadow: 0 20px 50px rgba(17, 24, 39, 0.15);
    max-width: 620px;
    width: 100%;
}

.chifa-banner {
    width: 100%;
    display: block;
    border-radius: 22px;
}

.chifa-card {
    position: absolute;
    right: -55px;
    bottom: -45px;
    width: 380px;
    max-width: 45%;
    border-radius: 22px;
    background: #fff;
    padding: 8px;
    box-shadow: 0 18px 35px rgba(0,0,0,0.22);
}

/* =========================
   PREVIEW DEL SISTEMA
========================= */
.system-preview-section {
    padding: 30px 0 70px;
    background: #f5f7fb;
}

.system-preview-container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

.system-preview-card {
    background: #fff;
    border-radius: 28px;
    padding: 18px;
    box-shadow: 0 18px 40px rgba(24,55,107,0.08);
    border: 1px solid #e9eff8;
}

.system-preview-img {
    width: 100%;
    display: block;
    border-radius: 20px;
}

/* =========================
   MÓDULOS
========================= */
.modules-section {
    padding: 20px 0 90px;
    background: linear-gradient(to bottom, #f5f7fb 0%, #eef3fb 100%);
}

.modules-container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

/* =========================
   CARDS MANUAL
========================= */
.manual-blocks {
    margin: 0 auto;
    max-width: 1180px;
    background: #f7f9fd;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(24,55,107,0.07);
    padding: 34px 24px 28px;
    border: 1px solid #e7edf8;
}

.manual-columns {
    display: grid;
    grid-template-columns: 1.4fr 0.9fr;
    gap: 24px;
    margin-bottom: 24px;
    align-items: start;
}

.manual-col,
.manual-bottom-col {
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(24,55,107,0.07);
    padding: 24px 20px;
    text-align: left;
    border: 1px solid #edf2f9;
}

.manual-col-large {
    min-height: 100%;
}

.manual-icon,
.manual-icon-bottom {
    text-align: center;
    font-size: 2.2rem;
    color: #18376b;
    margin-bottom: 10px;
}

.manual-title,
.manual-title-bottom {
    text-align: center;
    font-size: 1.35rem;
    font-weight: 800;
    color: #18376b;
    margin-bottom: 18px;
    letter-spacing: 0.3px;
}

.manual-list,
.manual-list-bottom {
    list-style: none;
    padding: 0;
    margin: 0;
}

.manual-list li,
.manual-list-bottom li {
    position: relative;
    font-size: 1rem;
    color: #374151;
    margin-bottom: 12px;
    padding-left: 26px;
    line-height: 1.65;
}

.manual-list li:before,
.manual-list-bottom li:before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: #2a2aee;
    position: absolute;
    left: 0;
    top: 2px;
    font-size: 0.95rem;
}

.manual-bottom-blocks {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 1100px) {
    .chifa-hero-container {
        grid-template-columns: 1fr;
        gap: 45px;
    }

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

    .hero-features {
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
    }

    .chifa-card {
        right: -20px;
        bottom: -30px;
        width: 240px;
    }

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

@media (max-width: 768px) {
    .page-banner-modern {
        min-height: 320px;
    }

    .page-banner-content h1 {
        font-size: 2.2rem;
    }

    .page-banner-content p {
        font-size: 1rem;
    }

    .chifa-hero-section {
        padding: 60px 0 40px;
    }

    .chifa-hero-text h2 {
        font-size: 2.3rem;
    }

    .chifa-hero-text p {
        font-size: 1rem;
        line-height: 1.8;
    }

    .section-heading h3 {
        font-size: 1.8rem;
    }

    .manual-bottom-blocks {
        grid-template-columns: 1fr;
    }

    .chifa-banner-container {
        padding: 12px;
    }

    .chifa-card {
        position: relative;
        right: auto;
        bottom: auto;
        display: block;
        margin: 16px auto 0;
        width: 75%;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .page-banner-content h1 {
        font-size: 1.8rem;
    }

    .page-badge,
    .section-tag {
        font-size: 0.85rem;
        padding: 8px 14px;
    }

    .chifa-hero-container,
    .system-preview-container,
    .modules-container {
        width: min(100% - 24px, 1200px);
    }

    .chifa-hero-text h2 {
        font-size: 1.9rem;
    }

    .hero-feature {
        padding: 12px 14px;
    }

    .manual-blocks {
        padding: 20px 14px;
    }

    .manual-col,
    .manual-bottom-col {
        padding: 18px 14px;
    }

    .manual-title,
    .manual-title-bottom {
        font-size: 1.15rem;
    }

    .manual-list li,
    .manual-list-bottom li {
        font-size: 0.95rem;
    }
}