/* =====================================================
SILARIS SYSTEMS landing-style.css Archivo principal de estilos
===================================================== */

/* =====================================================
1. VARIABLES GENERALES Aquí controlamos colores, fuentes, bordes y tamaños base. Si quieres cambiar el look general, normalmente se toca esta parte.
===================================================== */
:root {
    --clr-bg: #121826;
    --clr-bg-2: #182236;
    --clr-bg-tinted: #151e30;
    --clr-surface: #202b3f;
    --clr-surface-2: #26344d;
    --clr-border: rgba(255, 255, 255, 0.11);
    --clr-accent: #5dadef;
    --clr-accent-2: #8fd3ff;
    --clr-accent-glow: rgba(93, 173, 239, 0.2);
    --clr-text: #f4f7fb;
    --clr-text-soft: #b8c2d6;
    --clr-text-muted: #7f8ca3;
    --clr-white: #ffffff;
    --clr-whatsapp: #25d366;
    --clr-whatsapp-dark: #1db954;
    --clr-success: #4ade80;
    --font-display: "DM Serif Display", Georgia, serif;
    --font-body: "DM Sans", system-ui, sans-serif;
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 32px;
    --shadow-card: 0 10px 34px rgba(0, 0, 0, 0.28);
    --shadow-glow: 0 0 48px rgba(93, 173, 239, 0.14);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --container: 1140px;
    --gap: clamp(1.5rem, 4vw, 3rem);
}

/* =====================================================
2. RESET Y BASE Esto normaliza el comportamiento del navegador.
===================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    font-size: 16px;
}
body {
    background: radial-gradient(circle at top left, rgba(93, 173, 239, 0.1), transparent 34rem), radial-gradient(circle at top right, rgba(143, 211, 255, 0.07), transparent 30rem), var(--clr-bg);
    color: var(--clr-text);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img, video {
    max-width: 100%;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
}
ul {
    list-style: none;
}
button {
    border: none;
    background: none;
    cursor: pointer;
    font: inherit;
}

/* =====================================================
3. TIPOGRAFÍA
===================================================== */
h1, h2, h3 {
    font-family: var(--font-display);
    line-height: 1.15;
}
h1 {
    font-size: clamp(2.6rem, 6vw, 5rem);
}
h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
}
h3 {
    font-family: var(--font-body);
    font-size: 1.3rem;
    font-weight: 700;
}
em {
    color: var(--clr-accent);
    font-style: italic;
}
p {
    color: var(--clr-text-soft);
    font-size: 1.05rem;
}

/* =====================================================
4. ESTRUCTURA GENERAL
===================================================== */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 clamp(1.2rem, 5vw, 2.5rem);
}
.section {
    padding: clamp(4rem, 10vw, 7rem) 0;
}
.section--dark {
    background: #162033;
}
.section--tinted {
    background: #141d2e;
}
.section-header {
    max-width: 720px;
    margin: 0 auto var(--gap);
    text-align: center;
}
.section-header h2 {
    margin: 0.4rem 0 1rem;
}
.section-sub {
    font-size: 1.1rem;
}
.section-label {
    display: inline-block;
    margin-bottom: 1rem;
    padding: 0.3rem 0.9rem;
    border: 1px solid rgba(93, 173, 239, 0.22);
    border-radius: 999px;
    background: rgba(93, 173, 239, 0.1);
    color: var(--clr-accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* =====================================================
5. ANIMACIONES
===================================================== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* =====================================================
6. BOTONES
===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.8rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    white-space: nowrap;
    transition: var(--transition);
}
.btn--primary {
    background: var(--clr-accent);
    color: #06111f;
}
.btn--primary:hover {
    background: var(--clr-accent-2);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(93, 173, 239, 0.35);
}
.btn--ghost {
    border: 1px solid var(--clr-border);
    background: transparent;
    color: var(--clr-text);
}
.btn--ghost:hover {
    border-color: var(--clr-accent);
    background: rgba(93, 173, 239, 0.06);
    color: var(--clr-accent);
}
.btn--sm {
    padding: 0.65rem 1.3rem;
    font-size: 0.88rem;
}

/* =====================================================
7. NAVBAR
===================================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.1rem 0;
    transition: background 0.4s, box-shadow 0.4s, padding 0.4s;
}
.nav.scrolled {
    padding: 0.75rem 0;
    background: rgba(18, 24, 38, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 var(--clr-border);
}
.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 clamp(1.2rem, 5vw, 2.5rem);
}
.nav__logo {
    color: var(--clr-white);
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: -0.02em;
}
.nav__logo span {
    color: var(--clr-accent);
}
.nav__links {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav__links a {
    color: var(--clr-text-soft);
    font-size: 0.9rem;
    font-weight: 600;
    transition: color var(--transition);
}
.nav__links a:hover {
    color: var(--clr-white);
}
.nav__cta {
    padding: 0.55rem 1.2rem;
    border-radius: var(--radius-sm);
    background: var(--clr-accent) !important;
    color: #06111f !important;
    font-weight: 700 !important;
}
.nav__cta:hover {
    background: var(--clr-accent-2) !important;
}
.nav__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}
.nav__burger span {
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 2px;
    background: var(--clr-text);
    transition: var(--transition);
}
.nav.open .nav__burger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav.open .nav__burger span:nth-child(2) {
    opacity: 0;
}
.nav.open .nav__burger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* =====================================================
8. HERO
===================================================== */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 100svh;
    padding: 7rem 0 5rem;
    overflow: hidden;
}
.hero__bg-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(93, 173, 239, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(93, 173, 239, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
}
.hero__bg-grid::after {
    content: "";
    position: absolute;
    top: 15%;
    left: 50%;
    width: 700px;
    height: 700px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(93, 173, 239, 0.08) 0%, transparent 70%);
    pointer-events: none;
}
.hero__inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.6rem;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 clamp(1.2rem, 5vw, 2.5rem);
}
.hero__tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 1rem;
    border: 1px solid rgba(74, 222, 128, 0.22);
    border-radius: 999px;
    background: rgba(74, 222, 128, 0.08);
    color: var(--clr-success);
    font-size: 0.82rem;
    font-weight: 600;
}
.hero__tag::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--clr-success);
    box-shadow: 0 0 8px var(--clr-success);
    animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}
.hero__title {
    max-width: 780px;
}
.hero__sub {
    max-width: 620px;
    color: var(--clr-text-soft);
    font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.7;
}
.br-desktop {
    display: block;
}
.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}
.hero__stats {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--clr-border);
}
.stat__num {
    display: block;
    color: var(--clr-white);
    font-family: var(--font-display);
    font-size: 1.6rem;
}
.stat__label {
    color: var(--clr-text-muted);
    font-size: 0.82rem;
}
.stat__divider {
    width: 1px;
    height: 36px;
    background: var(--clr-border);
}
.hero__scroll-hint {
    position: absolute;
    right: clamp(1.2rem, 5vw, 2.5rem);
    bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}
.hero__scroll-hint span {
    color: var(--clr-text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    writing-mode: vertical-lr;
}
.hero__scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--clr-accent), transparent);
    animation: scroll-line 2s ease infinite;
}
@keyframes scroll-line {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform: scaleY(1);
        transform-origin: bottom;
    }
    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

/* =====================================================
9. SERVICIOS
===================================================== */
.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.2rem;
    margin-top: var(--gap);
}
.service-card {
    position: relative;
    overflow: hidden;
    padding: 2rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, var(--clr-surface), var(--clr-surface-2));
    transition: var(--transition);
}
.service-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(93, 173, 239, 0.06), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.service-card:hover {
    border-color: rgba(93, 173, 239, 0.28);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.service-card:hover::before {
    opacity: 1;
}
.service-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: 1.3rem;
    border-radius: var(--radius-sm);
    background: rgba(93, 173, 239, 0.12);
}
.service-card__icon svg {
    width: 24px;
    height: 24px;
    color: var(--clr-accent);
}
.service-card h3 {
    margin-bottom: 0.7rem;
    color: var(--clr-white);
}
.service-card > p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
}
.service-card ul {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.service-card li {
    position: relative;
    padding-left: 1rem;
    color: var(--clr-text-muted);
    font-size: 0.88rem;
}
.service-card li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--clr-accent);
    font-size: 0.75rem;
}
@media (min-width: 900px) {
    .services__grid .service-card:last-child {
        grid-column: 1 / -1;
        max-width: 720px;
        margin: 0 auto;
        text-align: center;
    }
    .services__grid .service-card:last-child .service-card__icon {
        margin-left: auto;
        margin-right: auto;
    }
    .services__grid .service-card:last-child li {
        text-align: left;
    }
}

/* =====================================================
10. DEMOS Tarjetas de proyectos sin imágenes.
===================================================== */
.demos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: var(--gap);
}
.demo-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, var(--clr-surface), var(--clr-surface-2));
    transition: var(--transition);
}
.demo-card:hover {
    border-color: rgba(93, 173, 239, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}
.demo-card__preview {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 190px;
    aspect-ratio: 16 / 9;
    padding: 1.35rem;
    overflow: hidden;
    background: radial-gradient(circle at top right, rgba(93, 173, 239, 0.22), transparent 45%), linear-gradient(145deg, #26344d, #172033);
}
.demo-card__overlay {
    display: none !important;
}
.demo-preview {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    min-height: 140px;
    height: 100%;
    padding: 1.15rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 18px;
    background: rgba(13, 15, 20, 0.32);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.demo-preview__label {
    width: fit-content;
    margin-bottom: 0.85rem;
    padding: 0.35rem 0.7rem;
    border: 1px solid rgba(93, 173, 239, 0.22);
    border-radius: 999px;
    background: rgba(93, 173, 239, 0.12);
    color: var(--clr-accent);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1;
}
.demo-preview h4 {
    margin: 0 0 0.45rem;
    color: var(--clr-white);
    font-family: var(--font-body);
    font-size: 1.45rem;
    font-weight: 800;
    line-height: 1.1;
}
.demo-preview p {
    margin: 0 0 1rem;
    color: var(--clr-text-soft);
    font-size: 0.86rem;
    line-height: 1.45;
}
.demo-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 0.7rem;
    padding: 1.5rem;
}
.demo-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
.demo-card__tags span {
    padding: 0.2rem 0.65rem;
    border: 1px solid rgba(93, 173, 239, 0.18);
    border-radius: 999px;
    background: rgba(93, 173, 239, 0.12);
    color: var(--clr-accent);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}
.demo-card h3 {
    color: var(--clr-white);
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-weight: 700;
}
.demo-card p {
    flex: 1;
    font-size: 0.92rem;
}
.demo-card__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.2rem;
    margin-top: 0.5rem;
}
.demo-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--clr-accent);
    font-size: 0.9rem;
    font-weight: 700;
    transition: gap var(--transition), color var(--transition);
}
.demo-card__link:hover {
    gap: 0.8rem;
}
.demo-card__link span {
    transition: transform var(--transition);
}
.demo-card__link:hover span {
    transform: translateX(4px);
}
.demo-card__link--whatsapp {
    color: var(--clr-whatsapp);
}
.demo-card__link--whatsapp:hover {
    color: var(--clr-whatsapp-dark);
}

/* Preview GymFlow */
.demo-card__preview--gym {
    background: radial-gradient(circle at top right, rgba(255, 132, 0, 0.3), transparent 45%), linear-gradient(145deg, #2d3142, #151b2a);
}
.demo-preview__bars {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}
.demo-preview__bars span {
    height: 8px;
    border-radius: 999px;
    background: transparent;
}
.demo-preview__bars span:nth-child(1) {
    width: 34%;
}
.demo-preview__bars span:nth-child(2) {
    width: 24%;
}
.demo-preview__bars span:nth-child(3) {
    width: 18%;
}

/* Preview Catálogo Admin */
.demo-card__preview--catalogo {
    background: radial-gradient(circle at top right, rgba(37, 211, 102, 0.24), transparent 45%), linear-gradient(145deg, #223047, #151b2a);
}

.demo-preview__bars_catalogo {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}
.demo-preview__bars_catalogo span {
    height: 8px;
    border-radius: 999px;
    background: rgba(37, 211, 102, 0.25);
}

/* Preview HotelFlow */
.demo-card__preview--hotel {
    background: radial-gradient(circle at top right, rgba(245, 158, 11, 0.28), transparent 45%), radial-gradient(circle at bottom left, rgba(93, 173, 239, 0.16), transparent 42%), linear-gradient(145deg, #2b3142, #151b2a);
}
.demo-preview__rooms {
    display: grid;
    grid-template-columns: 1.2fr 0.9fr 0.9fr;
    gap: 0.55rem;
    margin-top: 0.2rem;
}
.demo-preview__rooms span {
    height: 54px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04));
}
.demo-preview__rooms span:first-child {
    height: 66px;
    background: linear-gradient(145deg, rgba(245, 158, 11, 0.28), rgba(93, 173, 239, 0.12));
}

/* Preview TourCR */
.demo-card__preview--tour {
    background: radial-gradient(circle at top right, rgba(20, 184, 166, 0.28), transparent 45%), radial-gradient(circle at bottom left, rgba(93, 173, 239, 0.16), transparent 42%), linear-gradient(145deg, #21364a, #151b2a);
}
.demo-preview__route {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0.2rem;
}

.demo-preview__bars_hotel {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}
.demo-preview__bars_hotel span {
    height: 8px;
    border-radius: 999px;
    background: rgba(20, 184, 166, 0.55);
}

/* Tarjeta final: ¿El próximo es el suyo? */
.demo-card--coming {
    border-style: dashed;
    background: transparent;
}
.demo-card--coming:hover {
    border-color: rgba(93, 173, 239, 0.25);
    transform: none;
    box-shadow: none;
}
.demo-card__coming-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    min-height: 280px;
    height: 100%;
    padding: 3rem 2rem;
    text-align: center;
}
.demo-card__coming-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--clr-surface);
}
.demo-card__coming-icon svg {
    width: 24px;
    height: 24px;
    color: var(--clr-text-muted);
}
.demo-card--coming h3 {
    color: var(--clr-text-soft);
    font-size: 1.1rem;
}
.demo-card--coming p {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

/* =====================================================
11. PROCESO
===================================================== */
.process__steps {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 740px;
    margin: var(--gap) auto 0;
}
.process__steps::before {
    content: "";
    position: absolute;
    top: 0.5rem;
    bottom: 0.5rem;
    left: 2.1rem;
    width: 1px;
    background: linear-gradient(to bottom, var(--clr-accent), transparent);
}
.process-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2rem;
    align-items: flex-start;
    padding-bottom: 2.5rem;
}
.process-step:last-child {
    padding-bottom: 0;
}
.process-step__num {
    position: relative;
    z-index: 1;
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 4.2rem;
    height: 4.2rem;
    border: 1px solid rgba(93, 173, 239, 0.22);
    border-radius: 50%;
    background: var(--clr-bg-tinted);
    color: var(--clr-accent);
    font-family: var(--font-display);
    font-size: 1rem;
}
.process-step__content {
    padding-top: 0.9rem;
}
.process-step__content h3 {
    margin-bottom: 0.5rem;
    color: var(--clr-white);
    font-size: 1.1rem;
}
.process-step__content p {
    font-size: 0.95rem;
}

/* =====================================================
12. NOSOTROS / ABOUT
===================================================== */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: clamp(2.5rem, 6vw, 5rem);
    align-items: center;
}
.about__visual {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.about__photo-wrap {
    position: relative;
    width: 100%;
    max-width: 340px;
}
.about__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 3 / 4;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--clr-surface), var(--clr-surface-2));
}
.about__placeholder span {
    color: var(--clr-text-muted);
    font-family: var(--font-display);
    font-size: 3rem;
    letter-spacing: -0.05em;
}
.about__photo-wrap img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
}
.about__badge {
    position: absolute;
    right: -1rem;
    bottom: -1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    border: 1px solid rgba(74, 222, 128, 0.25);
    border-radius: var(--radius-md);
    background: var(--clr-surface);
    color: var(--clr-success);
    font-size: 0.82rem;
    font-weight: 700;
    box-shadow: var(--shadow-card);
}
.about__badge svg {
    width: 16px;
    height: 16px;
}
.about__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.about__tags span {
    padding: 0.3rem 0.8rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    background: var(--clr-surface);
    color: var(--clr-text-soft);
    font-size: 0.8rem;
    font-weight: 600;
    transition: var(--transition);
}
.about__tags span:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
}
.about__content h2 {
    margin: 0.5rem 0 1.2rem;
}
.about__content p {
    margin-bottom: 1rem;
}
.about__content .btn {
    margin-top: 1rem;
}

/* =====================================================
13. CONTACTO
===================================================== */
.contact {
    background: var(--clr-bg);
}
.contact__inner {
    position: relative;
    max-width: 680px;
    margin: 0 auto;
    padding: clamp(2.5rem, 6vw, 4rem);
    overflow: hidden;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    background: linear-gradient(145deg, var(--clr-surface), var(--clr-surface-2));
    text-align: center;
}
.contact__inner::before {
    content: "";
    position: absolute;
    top: -100px;
    left: 50%;
    width: 400px;
    height: 400px;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(93, 173, 239, 0.08), transparent 70%);
    pointer-events: none;
}
.contact__inner .section-label {
    margin-bottom: 1rem;
}
.contact__inner h2 {
    margin-bottom: 1rem;
    color: var(--clr-white);
}
.contact__inner > p {
    max-width: 480px;
    margin: 0 auto 2rem;
}
.contact__buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}
.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.8rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 700;
    transition: var(--transition);
}
.contact-btn svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}
.contact-btn--whatsapp {
    background: var(--clr-whatsapp);
    color: #ffffff;
}
.contact-btn--whatsapp:hover {
    background: var(--clr-whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.3);
}
.contact-btn--email {
    border: 1px solid var(--clr-border);
    background: var(--clr-surface);
    color: var(--clr-text);
}
.contact-btn--email:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    transform: translateY(-2px);
}
.contact__note {
    margin-top: 1.5rem;
    color: var(--clr-text-muted);
    font-size: 0.88rem;
}
.contact__note a {
    color: var(--clr-accent);
    transition: opacity var(--transition);
}
.contact__note a:hover {
    opacity: 0.75;
}

/* =====================================================
14. FOOTER
===================================================== */
.footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--clr-border);
    background: #151e30;
}
.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
}
.footer__brand p {
    margin-top: 0.3rem;
    color: var(--clr-text-muted);
    font-size: 0.85rem;
}
.footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}
.footer__nav a {
    color: var(--clr-text-muted);
    font-size: 0.88rem;
    transition: color var(--transition);
}
.footer__nav a:hover {
    color: var(--clr-accent);
}
.footer__copy {
    color: var(--clr-text-muted);
    font-size: 0.82rem;
}

/* =====================================================
15. PÁGINA INTERNA: PRESENTACION.HTML
===================================================== */
.pres-hero {
    padding: 3rem 0 2.5rem;
    border-bottom: 1px solid var(--clr-border);
    background: var(--clr-bg-2);
    text-align: center;
}
.pres-hero .nav__logo {
    font-size: 1.8rem;
}
.pres-hero h1 {
    margin: 1rem 0 0.5rem;
    color: var(--clr-white);
    font-size: clamp(1.5rem, 4vw, 2.4rem);
}
.pres-hero p {
    color: var(--clr-text-muted);
    font-size: 1rem;
}
.pres-demos {
    padding: clamp(2rem, 5vw, 4rem) 0;
}
.pres-demo-card {
    margin-bottom: 1.5rem;
    padding: 2rem 2.5rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, var(--clr-surface), var(--clr-surface-2));
    transition: var(--transition);
}
.pres-demo-card:hover {
    border-color: rgba(93, 173, 239, 0.3);
    box-shadow: var(--shadow-glow);
}
.pres-demo-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.pres-demo-card__title h2 {
    margin-bottom: 0.3rem;
    color: var(--clr-white);
    font-size: 1.6rem;
}
.pres-demo-card__title p {
    color: var(--clr-accent);
    font-size: 0.88rem;
    font-weight: 600;
}
.pres-demo-card__btns {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}
.pres-demo-card__body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}
.pres-demo-card__section h3 {
    margin-bottom: 0.75rem;
    color: var(--clr-accent);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.pres-demo-card__section ul {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.pres-demo-card__section li {
    position: relative;
    padding-left: 1rem;
    color: var(--clr-text-soft);
    font-size: 0.92rem;
}
.pres-demo-card__section li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--clr-accent);
    font-size: 0.75rem;
}
.pres-guion {
    margin-top: 1.25rem;
    padding: 1rem 1.25rem;
    border: 1px solid rgba(93, 173, 239, 0.14);
    border-radius: var(--radius-md);
    background: rgba(93, 173, 239, 0.06);
}
.pres-guion h3 {
    margin-bottom: 0.5rem;
    color: var(--clr-accent);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.pres-guion p {
    color: var(--clr-text-soft);
    font-size: 0.9rem;
    line-height: 1.7;
}
.pres-price {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.4rem 0.9rem;
    border: 1px solid rgba(74, 222, 128, 0.18);
    border-radius: 999px;
    background: rgba(74, 222, 128, 0.08);
    color: var(--clr-success);
    font-size: 0.88rem;
    font-weight: 700;
}
.pres-footer-cta {
    padding: 3rem 0;
    border-top: 1px solid var(--clr-border);
    text-align: center;
}
.pres-footer-cta h2 {
    margin-bottom: 0.75rem;
    color: var(--clr-white);
    font-size: clamp(1.4rem, 3vw, 2rem);
}
.pres-footer-cta p {
    margin-bottom: 1.5rem;
}

/* =====================================================
16. RESPONSIVE
===================================================== */
@media (max-width: 768px) {
    .nav__links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 99;
        flex-direction: column;
        justify-content: center;
        gap: 2.5rem;
        height: 100svh;
        background: rgba(18, 24, 38, 0.97);
        backdrop-filter: blur(20px);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
    }
    .nav.open .nav__links {
        opacity: 1;
        pointer-events: all;
    }
    .nav__links a {
        font-size: 1.2rem;
    }
    .nav__burger {
        display: flex;
        z-index: 100;
    }
    .br-desktop {
        display: none;
    }
    .about__grid {
        grid-template-columns: 1fr;
    }
    .about__visual {
        align-items: center;
    }
    .about__photo-wrap {
        max-width: 260px;
    }
    .process__steps::before {
        left: 1.6rem;
    }
    .process-step {
        gap: 1.2rem;
    }
    .process-step__num {
        width: 3.2rem;
        height: 3.2rem;
        font-size: 0.9rem;
    }
    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
    .footer__nav {
        justify-content: center;
    }
}
@media (max-width: 640px) {
    .pres-demo-card {
        padding: 1.5rem;
    }
    .pres-demo-card__header {
        flex-direction: column;
    }
    .pres-demo-card__body {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
}
@media (max-width: 480px) {
    .hero__stats {
        gap: 1.2rem;
    }
    .stat__divider {
        display: none;
    }
    .contact__buttons {
        flex-direction: column;
    }
    .contact-btn {
        justify-content: center;
    }
    .demos__grid {
        grid-template-columns: 1fr;
    }
    .demo-card__preview {
        min-height: 170px;
        padding: 1rem;
    }
    .demo-preview {
        min-height: 125px;
        padding: 1rem;
    }
    .demo-preview h4 {
        font-size: 1.25rem;
    }
    .demo-preview p {
        font-size: 0.8rem;
    }
    .demo-preview__route span {
        width: 38px;
        height: 38px;
    }
}

/* =====================================================
17. DETALLES FINALES
===================================================== */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--clr-bg);
}
::-webkit-scrollbar-thumb {
    border-radius: 3px;
    background: var(--clr-surface);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--clr-text-muted);
}
::selection {
    background: rgba(93, 173, 239, 0.25);
    color: var(--clr-white);
}

/* =====================================================
   FIX MOBILE — BOTONES DE CONTACTO
   Evita que WhatsApp y Email se salgan de la caja
   ===================================================== */

.contact__buttons {
  width: 100%;
}

.contact-btn {
  max-width: 100%;
  min-width: 0;
}

.contact-btn span {
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
  text-align: center;
}

@media (max-width: 480px) {
  .contact__inner {
    padding: 2rem 1.1rem;
  }

  .contact__buttons {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .contact-btn {
    width: 100%;
    justify-content: center;
    padding: 0.95rem 1rem;
  }

  .contact-btn svg {
    width: 18px;
    height: 18px;
  }
}