/* =========================================================
   Defany Industrial — Mangueras Metálicas Flexibles
   Prefix: .mf-
   ========================================================= */

:root {
    --mf-navy:   #02042B;
    --mf-blue:   #1B6CA8;
    --mf-lblue:  #D5EBF8;
    --mf-gray:   #F7F9FC;
    --mf-white:  #FFFFFF;
    --mf-border: rgba(2,4,43,.1);
    --mf-radius: 12px;
    --mf-shadow: 0 4px 28px rgba(2,4,43,.10);
    --mf-shadow-lg: 0 8px 48px rgba(2,4,43,.14);
    --mf-trans:  .28s cubic-bezier(.4,0,.2,1);
}

/* === Animations === */
.mf-reveal,
.mf-reveal--left,
.mf-reveal--right,
.mf-reveal--zoom {
    opacity: 0;
    transition: opacity .55s var(--mf-trans), transform .55s var(--mf-trans);
}
.mf-reveal      { transform: translateY(30px); }
.mf-reveal--left  { transform: translateX(-36px); }
.mf-reveal--right { transform: translateX(36px); }
.mf-reveal--zoom  { transform: scale(.96) translateY(16px); }

.mf-reveal.mf-visible,
.mf-reveal--left.mf-visible,
.mf-reveal--right.mf-visible,
.mf-reveal--zoom.mf-visible {
    opacity: 1;
    transform: none;
}

/* === Container === */
.mf-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 28px;
}

/* === Buttons === */
.mf-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: .95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--mf-trans);
    white-space: nowrap;
}
.mf-btn--primary       { background: var(--mf-blue); color: var(--mf-white); }
.mf-btn--primary:hover { background: #155d8e; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(27,108,168,.3); }
.mf-btn--light         { background: var(--mf-white); color: var(--mf-navy); }
.mf-btn--light:hover   { background: var(--mf-lblue); transform: translateY(-2px); }
.mf-btn--outline-light { background: transparent; color: var(--mf-white); border: 2px solid rgba(255,255,255,.6); }
.mf-btn--outline-light:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); }
.mf-btn--wa            { background: #25D366; color: var(--mf-white); }
.mf-btn--wa:hover      { background: #1fb858; transform: translateY(-2px); }
.mf-btn--sm            { padding: 9px 20px; font-size: .88rem; }

/* === Section headers === */
.mf-section-header { text-align: center; margin-bottom: 52px; }
.mf-section-header h2 {
    font-size: clamp(1.6rem,3vw,2.1rem);
    font-weight: 700;
    color: var(--mf-navy);
    margin: 10px 0 14px;
    line-height: 1.25;
}
.mf-section-header p { color: #5a6170; font-size: .95rem; max-width: 640px; margin: 0 auto; line-height: 1.75; }
.mf-section-header--inv h2 { color: var(--mf-white); }
.mf-section-header--inv p  { color: rgba(255,255,255,.72); }
.mf-section-line     { width: 56px; height: 4px; background: var(--mf-blue); border-radius: 2px; margin: 0 auto 18px; }
.mf-section-line--inv { background: var(--mf-lblue); }

/* === Badge === */
.mf-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--mf-lblue);
    color: var(--mf-navy);
    padding: 5px 16px;
    border-radius: 20px;
    font-size: .77rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .6px;
    margin-bottom: 10px;
}
.mf-badge--inv { background: rgba(213,235,248,.18); color: var(--mf-lblue); }

/* === Images === */
.mf-img {
    width: 100%;
    max-width: 100%;
    object-fit: contain;
    border-radius: var(--mf-radius);
    transition: transform var(--mf-trans);
}
.mf-img:hover { transform: scale(1.025); }

/* =================================================
   S1: INTRO
   ================================================= */
.mf-intro {
    background: var(--mf-white);
    padding: 96px 0 80px;
}
.mf-intro__grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 72px;
    align-items: center;
}
.mf-intro__text h2 {
    font-size: clamp(1.4rem,2.6vw,2rem);
    font-weight: 700;
    color: var(--mf-navy);
    margin: 10px 0 18px;
    line-height: 1.25;
}
.mf-intro__lead {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--mf-navy);
    border-left: 4px solid var(--mf-blue);
    padding-left: 18px;
    margin-bottom: 18px;
    line-height: 1.7;
}
.mf-intro__text p { color: #4a5568; line-height: 1.75; margin-bottom: 14px; font-size: .94rem; }

.mf-intro__cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 28px;
}
.mf-mini-card {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--mf-gray);
    border: 1px solid var(--mf-border);
    border-radius: 8px;
    padding: 12px 16px;
    transition: all var(--mf-trans);
}
.mf-mini-card:hover { background: var(--mf-lblue); border-color: rgba(27,108,168,.2); transform: translateY(-2px); }
.mf-mini-card i { font-size: 1.1rem; color: var(--mf-blue); flex-shrink: 0; }
.mf-mini-card span { font-size: .82rem; font-weight: 600; color: var(--mf-navy); }

.mf-intro__img-col { display: flex; align-items: center; justify-content: center; }
.mf-intro__img-wrap {
    position: relative;
    width: 100%;
    max-width: 440px;
}
.mf-intro__img-wrap::before {
    content: '';
    position: absolute;
    inset: -16px -16px -16px 16px;
    background: var(--mf-lblue);
    border-radius: var(--mf-radius);
    z-index: 0;
    opacity: .5;
}
.mf-intro__img-wrap img {
    position: relative;
    z-index: 1;
    box-shadow: var(--mf-shadow-lg);
}

@media (max-width: 900px) {
    .mf-intro__grid { grid-template-columns: 1fr; gap: 40px; }
    .mf-intro__img-col { order: -1; }
    .mf-intro__img-wrap { max-width: 320px; margin: 0 auto; }
    .mf-intro__img-wrap::before { display: none; }
}
@media (max-width: 540px) {
    .mf-intro__cards { grid-template-columns: 1fr; }
}

/* =================================================
   S2: ¿CUÁL NECESITA?
   ================================================= */
.mf-cual {
    background: var(--mf-navy);
    padding: 88px 0;
}
.mf-cual__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
.mf-cual__card {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(213,235,248,.12);
    border-radius: var(--mf-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--mf-trans);
}
.mf-cual__card:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(213,235,248,.28);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0,0,0,.3);
}
.mf-cual__img-wrap {
    height: 240px;
    background: rgba(255,255,255,.04);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow: hidden;
}
.mf-cual__img-wrap img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--mf-trans);
}
.mf-cual__card:hover .mf-cual__img-wrap img { transform: scale(1.05); }
.mf-cual__body { padding: 28px 28px 24px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.mf-cual__num { font-size: 3rem; font-weight: 800; color: rgba(213,235,248,.15); line-height: 1; margin-bottom: 2px; }
.mf-cual__body h3 { font-size: 1.25rem; font-weight: 700; color: var(--mf-white); margin: 0 0 10px; }
.mf-cual__body p  { font-size: .88rem; color: rgba(255,255,255,.72); line-height: 1.7; margin: 0 0 14px; }
.mf-cual__list { list-style: none; padding: 0; margin: 0 0 20px; display: flex; flex-direction: column; gap: 7px; flex: 1; }
.mf-cual__list li { display: flex; align-items: center; gap: 8px; font-size: .84rem; color: rgba(255,255,255,.78); }
.mf-cual__list li i { color: var(--mf-lblue); font-size: .78rem; flex-shrink: 0; }

@media (max-width: 760px) { .mf-cual__grid { grid-template-columns: 1fr; } }

/* =================================================
   S3: ¿POR QUÉ FLEXIBLES?
   ================================================= */
.mf-por-que {
    background: var(--mf-gray);
    padding: 88px 0;
}
.mf-por-que__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.mf-pq__card {
    background: var(--mf-white);
    border-radius: var(--mf-radius);
    padding: 28px 24px;
    box-shadow: 0 2px 16px rgba(2,4,43,.06);
    border: 1px solid var(--mf-border);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all var(--mf-trans);
}
.mf-pq__card:hover {
    transform: translateY(-6px);
    box-shadow: var(--mf-shadow);
    border-color: rgba(27,108,168,.2);
}
.mf-pq__icon {
    width: 52px;
    height: 52px;
    background: var(--mf-lblue);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--mf-navy);
    transition: background var(--mf-trans);
}
.mf-pq__card:hover .mf-pq__icon { background: var(--mf-blue); color: var(--mf-white); }
.mf-pq__card h4 { font-size: .96rem; font-weight: 700; color: var(--mf-navy); margin: 0; }
.mf-pq__card p  { font-size: .84rem; color: #5a6170; line-height: 1.68; margin: 0; }

@media (max-width: 900px) { .mf-por-que__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .mf-por-que__grid { grid-template-columns: 1fr; } }

/* =================================================
   S4: PORTAFOLIO
   ================================================= */
.mf-portafolio {
    background: var(--mf-white);
    padding: 88px 0;
}
.mf-port__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.mf-port__card {
    background: var(--mf-white);
    border: 1.5px solid var(--mf-border);
    border-radius: var(--mf-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--mf-trans);
}
.mf-port__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--mf-shadow-lg);
    border-color: rgba(27,108,168,.2);
}
.mf-port__img-wrap {
    height: 200px;
    background: var(--mf-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow: hidden;
}
.mf-port__img-wrap img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--mf-trans);
}
.mf-port__card:hover .mf-port__img-wrap img { transform: scale(1.07); }
.mf-port__body { padding: 20px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.mf-port__body h3 { font-size: .98rem; font-weight: 700; color: var(--mf-navy); margin: 0 0 6px; }
.mf-port__body p  { font-size: .83rem; color: #5a6170; line-height: 1.65; margin: 0 0 10px; flex: 1; }
.mf-port__apps { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 14px; }
.mf-port__apps span {
    background: var(--mf-lblue);
    color: var(--mf-navy);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: .73rem;
    font-weight: 600;
}

@media (max-width: 1024px) { .mf-port__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px)  { .mf-port__grid { grid-template-columns: 1fr; } }

/* =================================================
   S5: APLICACIONES
   ================================================= */
.mf-apps {
    background: var(--mf-navy);
    padding: 88px 0;
}
.mf-apps__grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}
.mf-app__card {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(213,235,248,.1);
    border-radius: var(--mf-radius);
    padding: 22px 14px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    transition: all var(--mf-trans);
}
.mf-app__card:hover {
    background: rgba(255,255,255,.11);
    border-color: rgba(213,235,248,.28);
    transform: translateY(-5px);
}
.mf-app__icon { font-size: 1.7rem; color: var(--mf-lblue); }
.mf-app__name { font-size: .86rem; font-weight: 700; color: var(--mf-white); }
.mf-app__card p { font-size: .78rem; color: rgba(255,255,255,.65); line-height: 1.55; margin: 0; }

@media (max-width: 1024px) { .mf-apps__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px)  { .mf-apps__grid { grid-template-columns: repeat(2, 1fr); } }

/* =================================================
   S6: MATERIALES
   ================================================= */
.mf-materiales {
    background: var(--mf-gray);
    padding: 88px 0;
}
.mf-mat__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 56px;
    align-items: center;
}
.mf-mat__table {
    width: 100%;
    border-collapse: collapse;
    font-size: .88rem;
}
.mf-mat__table thead tr { background: var(--mf-navy); }
.mf-mat__table th {
    padding: 13px 16px;
    color: var(--mf-white);
    text-align: left;
    font-weight: 700;
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .4px;
}
.mf-mat__table tbody tr:nth-child(odd)  { background: var(--mf-white); }
.mf-mat__table tbody tr:nth-child(even) { background: rgba(213,235,248,.25); }
.mf-mat__table tbody tr:hover { background: var(--mf-lblue); }
.mf-mat__table td {
    padding: 12px 16px;
    color: #333;
    border-bottom: 1px solid rgba(2,4,43,.06);
    vertical-align: top;
}
.mf-mat__table td:first-child { color: var(--mf-navy); }
.mf-mat__note {
    margin-top: 14px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    background: var(--mf-white);
    border-left: 3px solid var(--mf-blue);
    border-radius: 0 6px 6px 0;
    padding: 12px 16px;
    font-size: .82rem;
    color: #555;
    line-height: 1.6;
}
.mf-mat__note i { color: var(--mf-blue); margin-top: 2px; flex-shrink: 0; }
.mf-mat__img-col { display: flex; align-items: center; justify-content: center; }
.mf-mat__img-col img { max-width: 100%; max-height: 380px; object-fit: contain; box-shadow: var(--mf-shadow); border-radius: var(--mf-radius); }

@media (max-width: 860px) {
    .mf-mat__grid { grid-template-columns: 1fr; gap: 32px; }
    .mf-mat__img-col { order: -1; }
}

/* =================================================
   S7: CONEXIONES
   ================================================= */
.mf-conex {
    background: var(--mf-white);
    padding: 88px 0;
}
.mf-conex__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 56px;
    align-items: center;
}
.mf-conex__list { display: flex; flex-direction: column; gap: 16px; }
.mf-conex__item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 18px 20px;
    background: var(--mf-gray);
    border-radius: var(--mf-radius);
    border: 1px solid var(--mf-border);
    transition: all var(--mf-trans);
}
.mf-conex__item:hover {
    background: var(--mf-lblue);
    border-color: rgba(27,108,168,.2);
    transform: translateX(6px);
}
.mf-conex__icon {
    width: 40px;
    height: 40px;
    background: var(--mf-navy);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mf-lblue);
    font-size: .95rem;
    flex-shrink: 0;
}
.mf-conex__body strong { display: block; font-size: .92rem; font-weight: 700; color: var(--mf-navy); margin-bottom: 4px; }
.mf-conex__body p     { font-size: .82rem; color: #555; line-height: 1.6; margin: 0; }
.mf-conex__img-col { display: flex; align-items: center; justify-content: center; }
.mf-conex__img-col img { max-width: 100%; max-height: 380px; object-fit: contain; box-shadow: var(--mf-shadow); border-radius: var(--mf-radius); }

@media (max-width: 860px) {
    .mf-conex__grid { grid-template-columns: 1fr; gap: 32px; }
    .mf-conex__img-col { order: -1; }
}

/* =================================================
   S8: COMPARATIVA
   ================================================= */
.mf-comp {
    background: var(--mf-navy);
    padding: 88px 0;
}
.mf-comp__wrap { overflow-x: auto; border-radius: var(--mf-radius); box-shadow: var(--mf-shadow-lg); }
.mf-comp__table {
    width: 100%;
    border-collapse: collapse;
    font-size: .88rem;
    min-width: 600px;
}
.mf-comp__table thead tr { background: rgba(255,255,255,.04); }
.mf-comp__attr { padding: 16px 18px; color: rgba(255,255,255,.55); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; text-align: left; width: 26%; }
.mf-comp__mang { padding: 16px 18px; color: var(--mf-white); font-size: .92rem; font-weight: 700; text-align: center; background: rgba(27,108,168,.35); }
.mf-comp__mang i { margin-right: 6px; color: var(--mf-lblue); }
.mf-comp__junta { padding: 16px 18px; color: var(--mf-white); font-size: .92rem; font-weight: 700; text-align: center; background: rgba(2,4,43,.5); }
.mf-comp__junta i { margin-right: 6px; color: rgba(213,235,248,.6); }
.mf-comp__table tbody tr { border-bottom: 1px solid rgba(213,235,248,.07); }
.mf-comp__table tbody tr:hover { background: rgba(255,255,255,.04); }
.mf-comp__table tbody td {
    padding: 14px 18px;
    color: rgba(255,255,255,.8);
    vertical-align: top;
    line-height: 1.55;
}
.mf-comp__table tbody td:first-child { font-weight: 600; color: rgba(255,255,255,.55); font-size: .82rem; }
.mf-comp__table tbody td:nth-child(2) { background: rgba(27,108,168,.1); text-align: center; }
.mf-comp__table tbody td:nth-child(3) { background: rgba(2,4,43,.2); text-align: center; }
.mf-comp__low { color: #4ade80 !important; font-weight: 700 !important; }
.mf-comp__med { color: #fbbf24 !important; font-weight: 700 !important; }
.mf-comp__cta { margin-top: 28px; text-align: center; }
.mf-comp__cta p { color: rgba(255,255,255,.65); font-size: .9rem; margin-bottom: 16px; }

/* =================================================
   S9: ¿CÓMO SELECCIONAR?
   ================================================= */
.mf-como {
    background: var(--mf-gray);
    padding: 88px 0;
}
.mf-como__track {
    display: flex;
    align-items: flex-start;
    gap: 0;
    margin-bottom: 44px;
    overflow-x: auto;
    padding-bottom: 8px;
}
.mf-como__step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    min-width: 140px;
    flex: 1;
    padding: 0 8px;
}
.mf-como__icon {
    width: 60px;
    height: 60px;
    background: var(--mf-navy);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--mf-lblue);
    box-shadow: 0 4px 16px rgba(2,4,43,.2);
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    transition: all var(--mf-trans);
}
.mf-como__step:hover .mf-como__icon { background: var(--mf-blue); transform: scale(1.1); }
.mf-como__num { font-size: 1.6rem; font-weight: 800; color: rgba(2,4,43,.08); line-height: 1; }
.mf-como__step strong { font-size: .9rem; font-weight: 700; color: var(--mf-navy); }
.mf-como__step p { font-size: .78rem; color: #6b7280; line-height: 1.55; margin: 0; }
.mf-como__connector {
    flex-shrink: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--mf-blue), rgba(27,108,168,.3));
    margin-top: 30px;
    border-radius: 1px;
}
.mf-como__cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

@media (max-width: 760px) {
    .mf-como__track { flex-direction: column; align-items: stretch; overflow-x: visible; }
    .mf-como__step { flex-direction: row; text-align: left; min-width: auto; padding: 0; gap: 14px; }
    .mf-como__icon { flex-shrink: 0; }
    .mf-como__connector { width: 2px; height: 32px; margin: 0 0 0 29px; background: linear-gradient(180deg, var(--mf-blue), rgba(27,108,168,.3)); }
    .mf-como__num { display: none; }
}

/* =================================================
   S10: SECTORES
   ================================================= */
.mf-sectores {
    background: var(--mf-navy);
    padding: 88px 0;
}
.mf-sect__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.mf-sect__card {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(213,235,248,.1);
    border-radius: var(--mf-radius);
    padding: 28px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    transition: all var(--mf-trans);
    cursor: default;
}
.mf-sect__card:hover {
    background: rgba(255,255,255,.12);
    border-color: rgba(213,235,248,.3);
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(0,0,0,.25);
}
.mf-sect__icon {
    width: 56px;
    height: 56px;
    background: rgba(213,235,248,.12);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--mf-lblue);
    transition: all var(--mf-trans);
}
.mf-sect__card:hover .mf-sect__icon { background: var(--mf-blue); }
.mf-sect__card span { font-size: .86rem; font-weight: 600; color: rgba(255,255,255,.85); }

@media (max-width: 900px) { .mf-sect__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .mf-sect__grid { grid-template-columns: repeat(2, 1fr); } }

/* =================================================
   S11: FAQ
   ================================================= */
.mf-faq {
    background: var(--mf-white);
    padding: 88px 0;
}
.mf-faq__list {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.mf-faq__item {
    border: 1.5px solid var(--mf-border);
    border-radius: var(--mf-radius);
    overflow: hidden;
    transition: border-color var(--mf-trans);
}
.mf-faq__item.is-open { border-color: var(--mf-blue); box-shadow: 0 2px 16px rgba(27,108,168,.12); }
.mf-faq__q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    background: var(--mf-white);
    border: none;
    padding: 18px 22px;
    text-align: left;
    font-family: 'Poppins', sans-serif;
    font-size: .9rem;
    font-weight: 600;
    color: var(--mf-navy);
    cursor: pointer;
    transition: background var(--mf-trans);
}
.mf-faq__q:hover { background: var(--mf-gray); }
.mf-faq__item.is-open .mf-faq__q { background: var(--mf-lblue); }
.mf-faq__q i { flex-shrink: 0; transition: transform var(--mf-trans); color: var(--mf-blue); }
.mf-faq__item.is-open .mf-faq__q i { transform: rotate(180deg); }
.mf-faq__a { max-height: 0; overflow: hidden; transition: max-height .38s ease; }
.mf-faq__item.is-open .mf-faq__a { max-height: 400px; }
.mf-faq__a p {
    padding: 16px 22px 20px;
    color: #4a5568;
    font-size: .88rem;
    line-height: 1.78;
    margin: 0;
    background: #FAFBFC;
    border-top: 1px solid rgba(2,4,43,.05);
}
.mf-faq__a p strong { color: var(--mf-navy); }

/* =================================================
   S12: CTA FINAL
   ================================================= */
.mf-cta-final {
    background: linear-gradient(135deg, #0e1f5a 0%, var(--mf-blue) 100%);
    padding: 96px 0;
}
.mf-cta-final__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 64px;
    align-items: center;
}
.mf-cta-final__text h2 {
    font-size: clamp(1.5rem,2.8vw,2.1rem);
    font-weight: 700;
    color: var(--mf-white);
    margin: 12px 0 18px;
    line-height: 1.25;
}
.mf-cta-final__text p {
    color: rgba(255,255,255,.78);
    font-size: .96rem;
    line-height: 1.72;
    margin-bottom: 28px;
}
.mf-cta-final__btns { display: flex; gap: 14px; flex-wrap: wrap; }
.mf-cta-final__img-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.08);
    border-radius: var(--mf-radius);
    padding: 24px;
}
.mf-cta-final__img-wrap img { max-width: 100%; max-height: 280px; object-fit: contain; transition: transform var(--mf-trans); }
.mf-cta-final__img-wrap img:hover { transform: scale(1.03); }

@media (max-width: 860px) {
    .mf-cta-final__grid { grid-template-columns: 1fr; gap: 36px; }
    .mf-cta-final__img-wrap { display: none; }
}

/* =================================================
   LIGHTBOX
   ================================================= */
.mf-lightbox {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
}
.mf-lightbox.is-open { display: flex; }
.mf-lightbox__overlay {
    position: absolute;
    inset: 0;
    background: rgba(2,4,43,.92);
    backdrop-filter: blur(6px);
}
.mf-lightbox__box { position: relative; z-index: 1; max-width: 90vw; max-height: 90vh; text-align: center; }
.mf-lightbox__close {
    position: absolute;
    top: -44px;
    right: 0;
    background: rgba(255,255,255,.12);
    border: none;
    color: var(--mf-white);
    font-size: 1.3rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--mf-trans);
}
.mf-lightbox__close:hover { background: rgba(255,255,255,.22); }
.mf-lightbox__img { max-width: 100%; max-height: 82vh; object-fit: contain; border-radius: var(--mf-radius); }
.mf-lightbox__caption { color: rgba(255,255,255,.65); font-size: .84rem; margin-top: 12px; }

/* =================================================
   RESPONSIVE GLOBAL
   ================================================= */
@media (max-width: 600px) {
    .mf-intro, .mf-cual, .mf-por-que, .mf-portafolio,
    .mf-apps, .mf-materiales, .mf-conex, .mf-comp,
    .mf-como, .mf-sectores, .mf-faq, .mf-cta-final {
        padding: 64px 0;
    }
    .mf-container { padding: 0 18px; }
}