/* =========================
   inicio.css — index.html
   Extiende: styles.css
   ========================= */

/* =========================
   1. Ajuste body para header fijo
   ========================= */

body {
    padding-top: 60px;
}

/* =========================
   2. Slider Hero
   ========================= */

.hero-slider {
    position: relative;
    width: 100%;
    height: calc(100svh - 60px);
    min-height: 480px;
    overflow: hidden;
}

/* Slides */
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .85s ease;
    pointer-events: none;
}

.slide.active {
    opacity: 1;
    pointer-events: all;
}

.slide-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.04);
    transition: transform 7s ease;
}

.slide.active .slide-bg {
    transform: scale(1);
}

.slide-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        rgba(8,9,14,.85) 0%,
        rgba(8,9,14,.5)  50%,
        rgba(8,9,14,.15) 100%
    );
}

/* Imágenes de fondo por slide */
.slide:nth-child(1) .slide-bg {
    background-image: url('https://images.unsplash.com/photo-1509391366360-2e959784a276?w=1600&q=85');
}
.slide:nth-child(2) .slide-bg {
    background-image: url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?w=1600&q=85');
}
.slide:nth-child(3) .slide-bg {
    background-image: url('https://images.unsplash.com/photo-1574943320219-553eb213f72d?w=1600&q=85');
}

/* Contenido del slide */
.slide-content {
    position: relative;
    z-index: 2;
    height: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.1em;
}

.slide-tag {
    display: inline-flex;
    align-items: center;
    gap: .55em;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .13em;
    text-transform: uppercase;
    color: var(--color3);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity .45s .3s ease, transform .45s .3s ease;
}

.slide-tag::before {
    content: '';
    width: 22px;
    height: 2px;
    background: var(--color3);
    border-radius: 2px;
}

.slide.active .slide-tag {
    opacity: 1;
    transform: translateY(0);
}

.slide-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5.5vw, 4.6rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -.01em;
    color: var(--color2);
    max-width: 15em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity .5s .45s ease, transform .5s .45s ease;
}

.slide-title em {
    font-style: normal;
    color: var(--color3);
}

.slide.active .slide-title {
    opacity: 1;
    transform: translateY(0);
}

.slide-sub {
    font-size: clamp(.9rem, 1.4vw, 1.05rem);
    color: rgba(255,255,255,.65);
    line-height: 1.7;
    max-width: 36em;
    font-weight: 400;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .45s .6s ease, transform .45s .6s ease;
}

.slide.active .slide-sub {
    opacity: 1;
    transform: translateY(0);
}

.slide-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75em;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity .45s .75s ease, transform .45s .75s ease;
}

.slide.active .slide-actions {
    opacity: 1;
    transform: translateY(0);
}

/* Controles */
.slider-controls {
    position: absolute;
    bottom: 2em;
    left: 5vw;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 1em;
}

.slider-dots {
    display: flex;
    gap: .5em;
    align-items: center;
}

.dot {
    width: 26px;
    height: 3px;
    background: rgba(255,255,255,.3);
    border-radius: 2px;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background .3s, width .3s;
}

.dot.active {
    background: var(--color3);
    width: 42px;
}

.slider-arrows {
    display: flex;
    gap: .45em;
}

.slider-arrow {
    width: 2.4em;
    height: 2.4em;
    border-radius: 50%;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.18);
    color: var(--color2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .2s, border-color .2s, color .2s;
}

.slider-arrow:hover {
    background: var(--color3);
    border-color: var(--color3);
    color: var(--color1);
}

.slider-arrow svg {
    width: 15px;
    height: 15px;
}

/* Barra de progreso */
.slider-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--color3);
    width: 0%;
    z-index: 10;
}

/* =========================
   3. Sección Formulario
   ========================= */

.seccion-formulario {
    background: var(--color10);
    padding: 5em 5vw;
}

.form-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2.5em;
}

.form-header {
    text-align: center;
}

.form-header h2 {
    font-size: clamp(1.4rem, 3vw, 2.1rem);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color1);
}

.form-header h2 em {
    font-style: italic;
    font-weight: 900;
}

.form-header p {
    font-size: .95rem;
    color: var(--color7);
    margin-top: .6em;
    line-height: 1.6;
}

/* Layout imagen + form */
.form-layout {
    display: flex;
    flex-direction: column;
    background: var(--color2);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 4px 40px rgba(0,0,0,.08);
}

.form-imagen {
    width: 100%;
    height: 220px;
    overflow: hidden;
    flex-shrink: 0;
}

.form-imagen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.form-body {
    padding: 2em 1.8em 2.5em;
}

.form-body h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color1);
    margin-bottom: 1.4em;
}

/* Grid del formulario */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1em;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: .35em;
}

.form-group label {
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color7);
}

.form-group label .req {
    color: var(--color3);
    margin-left: .1em;
}

.form-group input,
.form-group select {
    width: 100%;
    height: 42px;
    padding: 0 .9em;
    border: 1.5px solid var(--color12);
    border-radius: var(--radius-md);
    font-size: .9rem;
    color: var(--color1);
    background: var(--color2);
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    appearance: none;
    -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--color3);
    box-shadow: 0 0 0 3px rgba(245,200,0,.15);
}

.form-group input::placeholder { color: #b8b9c8; }

/* Prefijo COP */
.input-cop-wrap {
    position: relative;
}

.input-cop-wrap .cop-prefix {
    position: absolute;
    left: .9em;
    top: 50%;
    transform: translateY(-50%);
    font-size: .85rem;
    font-weight: 700;
    color: var(--color7);
    pointer-events: none;
}

.input-cop-wrap input {
    padding-left: 2.4em;
}

/* Upload factura */
.upload-area {
    border: 2px dashed var(--color12);
    border-radius: var(--radius-md);
    padding: 1.3em;
    text-align: center;
    cursor: pointer;
    transition: border-color .2s, background .2s;
    position: relative;
}

.upload-area:hover {
    border-color: var(--color3);
    background: rgba(245,200,0,.04);
}

.upload-area input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
    border: none;
    padding: 0;
}

.upload-icon {
    color: var(--color7);
    margin-bottom: .3em;
    display: flex;
    justify-content: center;
}

.upload-area p {
    font-size: .82rem;
    color: var(--color7);
    line-height: 1.5;
}

.upload-area p strong {
    color: var(--color1);
    font-weight: 600;
}

.upload-area small {
    font-size: .72rem;
    color: var(--color7);
}

/* Checkbox */
.form-check {
    display: flex;
    gap: .7em;
    align-items: flex-start;
}

.form-check input[type="checkbox"] {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: .15em;
    accent-color: var(--color3);
    border: none;
    padding: 0;
}

.form-check label {
    font-size: .78rem;
    color: var(--color7);
    line-height: 1.55;
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
}

/* Resultado ahorro */
.resultado-caja {
    display: none;
    margin-top: 1.5em;
    background: var(--color1);
    border-radius: var(--radius-lg);
    padding: 1.5em;
    flex-direction: column;
    gap: .9em;
}

.resultado-caja.visible {
    display: flex;
}

.resultado-caja h4 {
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--color7);
}

.resultado-fila {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,.07);
    padding-bottom: .75em;
}

.resultado-fila:last-child {
    border: none;
    padding-bottom: 0;
}

.resultado-fila span {
    font-size: .85rem;
    color: rgba(255,255,255,.5);
}

.resultado-fila strong {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--color3);
}

/* Botones form */
.form-btns {
    display: flex;
    gap: .8em;
    flex-wrap: wrap;
    margin-top: 1.2em;
}

.btn-calcular {
    flex: 1;
    min-width: 160px;
    height: 46px;
    background: var(--color3);
    color: var(--color1);
    font-weight: 800;
    font-size: .95rem;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background .2s, transform .1s;
    font-family: var(--font-body);
    letter-spacing: .01em;
}

.btn-calcular:hover { background: #ddb300; }
.btn-calcular:active { transform: scale(.98); }

.btn-enviar {
    flex: 1;
    min-width: 160px;
    height: 46px;
    background: var(--color1);
    color: var(--color2);
    font-weight: 800;
    font-size: .95rem;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background .2s;
    font-family: var(--font-body);
}

.btn-enviar:hover { background: var(--color14); }

/* =========================
   4. Video Institucional
   ========================= */

.seccion-video {
    background: var(--color2);
    padding: 5em 5vw;
}

.video-layout {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2.5em;
}

.video-texto {}

.video-accent {
    width: 60px;
    height: 4px;
    background: var(--color3);
    border-radius: 2px;
    margin-bottom: 1em;
}

.video-kicker {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--color7);
    margin-bottom: .5em;
    display: block;
}

.video-texto h2 {
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color1);
    margin-bottom: .6em;
}

.video-texto h2 strong {
    display: block;
    font-weight: 900;
}

.video-texto p {
    font-size: .95rem;
    color: var(--color7);
    line-height: 1.75;
    margin-bottom: 1.5em;
}

.video-container {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--color14);
    position: relative;
    cursor: pointer;
    flex-shrink: 0;
}

.video-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    transition: transform .4s ease;
}

.video-container:hover .video-thumb {
    transform: scale(1.03);
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: rgba(8,9,14,.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .3s;
}

.video-container:hover .video-overlay {
    background: rgba(8,9,14,.25);
}

.play-circle {
    width: 5em;
    height: 5em;
    border-radius: 50%;
    background: var(--color3);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 14px rgba(245,200,0,.18);
    transition: transform .25s;
}

.video-container:hover .play-circle {
    transform: scale(1.1);
}

.play-circle svg {
    width: 1.5em;
    height: 1.5em;
    fill: var(--color1);
    margin-left: .15em;
}

/* =========================
   5. Grid Productos / Servicios
   ========================= */

.seccion-productos {
    background: var(--color10);
    padding: 5em 5vw;
}

.productos-header {
    max-width: 1400px;
    margin: 0 auto 2.5em;
}

.sec-kicker {
    display: inline-flex;
    align-items: center;
    gap: .4em;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--color3);
    margin-bottom: .6em;
}

.sec-kicker::before {
    content: '';
    width: .45em;
    height: .45em;
    background: var(--color3);
    border-radius: 50%;
    display: block;
}

.productos-header h2 {
    font-size: clamp(1.3rem, 2.5vw, 1.9rem);
    font-weight: 800;
    line-height: 1.25;
    color: var(--color1);
    max-width: 28em;
}

.productos-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.2em;
}

.card-producto {
    background: var(--color2);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1.5px solid transparent;
    transition: border-color .25s, transform .25s, box-shadow .25s;
}

.card-producto:hover {
    border-color: var(--color3);
    transform: translateY(-4px);
    box-shadow: 0 10px 32px rgba(0,0,0,.09);
}

.card-img {
    width: 100%;
    height: 180px;
    overflow: hidden;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.card-producto:hover .card-img img {
    transform: scale(1.05);
}

.card-body {
    padding: 1.3em 1.5em 1.6em;
}

.card-body h3 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--color1);
    margin-bottom: .5em;
    line-height: 1.3;
}

.card-body p {
    font-size: .85rem;
    color: var(--color7);
    line-height: 1.65;
    margin-bottom: 1em;
}

.btn-aprende {
    display: inline-flex;
    align-items: center;
    gap: .35em;
    font-size: .82rem;
    font-weight: 700;
    color: var(--color1);
    background: var(--color3);
    padding: .5em 1.2em;
    border-radius: var(--radius-full);
    transition: background .2s;
}

.btn-aprende:hover { background: #ddb300; }

/* =========================
   6. Slider Clientes
   ========================= */

.seccion-clientes {
    background: var(--color2);
    padding: 4.5em 5vw;
    overflow: hidden;
}

.clientes-titulo {
    text-align: center;
    font-size: clamp(1rem, 2.2vw, 1.4rem);
    font-weight: 700;
    color: var(--color1);
    margin-bottom: 2.5em;
    line-height: 1.4;
}

.clientes-track-wrap {
    position: relative;
    overflow: hidden;
}

.clientes-track-wrap::before,
.clientes-track-wrap::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 80px;
    z-index: 2;
    pointer-events: none;
}

.clientes-track-wrap::before {
    left: 0;
    background: linear-gradient(to right, var(--color2), transparent);
}

.clientes-track-wrap::after {
    right: 0;
    background: linear-gradient(to left, var(--color2), transparent);
}

.clientes-track {
    display: flex;
    align-items: center;
    gap: 3.5em;
    animation: scrollLogos 24s linear infinite;
    width: max-content;
}

.clientes-track:hover {
    animation-play-state: paused;
}

.cliente-item {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    opacity: .45;
    filter: grayscale(1);
    transition: opacity .25s, filter .25s;
}

.cliente-item:hover {
    opacity: 1;
    filter: none;
}

.cliente-item img {
    height: 2.2em;
    width: auto;
}

.cliente-logo-txt {
    font-size: .9rem;
    font-weight: 800;
    letter-spacing: -.02em;
    color: var(--color13);
    white-space: nowrap;
}

@keyframes scrollLogos {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* =========================
   7. Media Queries inicio
   ========================= */

/* Tablets / Móviles grandes */
@media only screen and (min-width: 481px) and (max-width: 768px) {
    body { padding-top: 60px; }
    .form-grid { grid-template-columns: repeat(2, 1fr); }
    .form-group.col-full { grid-column: 1 / -1; }
    .form-imagen { height: 260px; }
    .productos-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Tablets Pro — vertical */
@media only screen and (min-width: 769px) and (max-width: 1279px) and (orientation: portrait) {
    body { padding-top: 64px; }
    .hero-slider { height: calc(100svh - 64px); }
    .form-grid { grid-template-columns: repeat(2, 1fr); }
    .form-group.col-full { grid-column: 1 / -1; }
    .form-layout { flex-direction: row; }
    .form-imagen { width: 280px; height: auto; }
    .productos-grid { grid-template-columns: repeat(2, 1fr); }
    .video-layout { flex-direction: row; align-items: center; gap: 3.5em; }
    .video-texto { flex: 1; }
    .video-container { flex: 1.4; }
    .seccion-formulario { padding: 5em 4vw; }
}

/* Laptops / Tablets — horizontal */
@media only screen and (min-width: 769px) and (max-width: 1279px) and (orientation: landscape) {
    body { padding-top: 64px; }
    .hero-slider { height: calc(100svh - 64px); }
    .form-grid { grid-template-columns: repeat(3, 1fr); }
    .form-group.col-full { grid-column: 1 / -1; }
    .form-layout { flex-direction: row; }
    .form-imagen { width: 280px; height: auto; }
    .productos-grid { grid-template-columns: repeat(3, 1fr); }
    .video-layout { flex-direction: row; align-items: center; gap: 4em; }
    .video-texto { flex: 1; }
    .video-container { flex: 1.5; }
}

/* Escritorio */
@media only screen and (min-width: 1280px) {
    body { padding-top: 68px; }
    .hero-slider { height: calc(100svh - 68px); }

    /* Formulario */
    .seccion-formulario { padding: 6em 6vw; }
    .form-layout { flex-direction: row; }
    .form-imagen { width: 340px; height: auto; flex-shrink: 0; }
    .form-body { padding: 2.5em 2.5em 3em; }
    .form-grid { grid-template-columns: repeat(4, 1fr); }
    .form-group.col-full { grid-column: 1 / -1; }
    .form-group.col-2 { grid-column: span 2; }

    /* Video */
    .seccion-video { padding: 6em 6vw; }
    .video-layout { flex-direction: row; align-items: center; gap: 5em; }
    .video-texto { flex: 1; }
    .video-container { flex: 1.6; }

    /* Productos */
    .seccion-productos { padding: 6em 6vw; }
    .productos-grid { grid-template-columns: repeat(4, 1fr); }
    .card-img { height: 200px; }

    /* Clientes */
    .seccion-clientes { padding: 5em 6vw; }

    /* Controles slider */
    .slider-controls { left: 6vw; }
    .slide-content { padding: 0 6vw; }
}