/* =====================================================
   INDEX.CSS
   Portada premium limpia ELANGIT

   Claves:
   - Sin reflejos inferiores.
   - Sin exceso de transparencias ni brillos.
   - Panel izquierdo limpio.
   - Logotipo SVG completo, sin recortes.
   - Se respeta la proporción original del archivo.
   - Geometría lateral muy sutil.
===================================================== */


/* =====================================================
   PÁGINA
===================================================== */

html,
body.premium-index-page {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body.premium-index-page {
    --header-height: 0px;
    background: #01040c;
}


/* =====================================================
   CONTENEDOR GENERAL
===================================================== */

.premium-index {
    position: relative;
    isolation: isolate;

    width: 100%;
    height: 100svh;
    min-height: 620px;

    display: grid;
    grid-template-columns: 36.7% 63.3%;

    overflow: hidden;

    background:
        radial-gradient(circle at 72% 20%, rgba(0, 174, 255, 0.055), transparent 24%),
        linear-gradient(135deg, #01040c 0%, #020713 54%, #020611 100%);
}


/* =====================================================
   FONDO LIMPIO
===================================================== */

.premium-index__background {
    position: absolute;
    inset: 0;
    z-index: -8;

    background:
        linear-gradient(90deg, rgba(255,255,255,0.007) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.006) 1px, transparent 1px);

    background-size: 120px 120px;
    opacity: 0.12;
}

.premium-index__left-light {
    position: absolute;
    left: -120px;
    top: 0;
    bottom: 0;
    z-index: -7;

    width: 175px;

    background: linear-gradient(
        180deg,
        rgba(52, 130, 255, 0.30),
        rgba(0, 174, 255, 0.10) 52%,
        transparent 90%
    );

    filter: blur(36px);
    opacity: 0.76;
    pointer-events: none;
}

.premium-index__right-light {
    position: absolute;
    right: -150px;
    top: 18%;
    z-index: -7;

    width: 180px;
    height: 68%;

    background: linear-gradient(
        180deg,
        transparent,
        rgba(0, 174, 255, 0.18) 52%,
        rgba(112, 85, 255, 0.08)
    );

    filter: blur(42px);
    opacity: 0.58;
    pointer-events: none;
}

/* Suelo limpio: una sola línea, sin reflejo */
.premium-index__floor {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -3;

    height: 14%;

    border-top: 1px solid rgba(0, 174, 255, 0.20);

    background: linear-gradient(
        180deg,
        rgba(3, 8, 20, 0.02),
        rgba(2, 6, 17, 0.82)
    );
}

.premium-index__floor::before {
    content: "";
    position: absolute;
    left: 6.4%;
    right: 5%;
    top: -1px;
    height: 1px;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 174, 255, 0.90) 18%,
        rgba(112, 85, 255, 0.40) 57%,
        transparent 100%
    );

    box-shadow:
        0 0 8px rgba(0, 174, 255, 0.52),
        0 0 16px rgba(0, 174, 255, 0.16);
}

.premium-index__floor::after {
    display: none;
}


/* =====================================================
   PANEL IZQUIERDO
===================================================== */

.brand-panel {
    position: relative;
    z-index: 2;

    min-width: 0;
    height: 100%;

    display: flex;
    align-items: center;
    justify-content: center;

    border-left: 1px solid rgba(92, 176, 255, 0.48);
    border-right: 1px solid rgba(255, 255, 255, 0.04);

    background: linear-gradient(
        180deg,
        rgba(7, 14, 29, 0.13),
        rgba(3, 8, 18, 0.025)
    );

    box-shadow: inset 14px 0 28px rgba(0, 174, 255, 0.018);
}

.brand-panel::before,
.brand-panel::after {
    display: none;
}

.brand-panel__vertical-light {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 14%;
    width: 1px;

    background: linear-gradient(
        180deg,
        rgba(130, 201, 255, 0.72),
        rgba(0, 174, 255, 0.30) 52%,
        rgba(0, 174, 255, 0.58)
    );

    box-shadow:
        0 0 8px rgba(0, 174, 255, 0.68),
        0 0 22px rgba(0, 174, 255, 0.24);
}

.brand-panel__content {
    position: relative;
    z-index: 4;

    width: min(470px, 82%);
    margin-top: -2vh;

    display: flex;
    flex-direction: column;
    align-items: center;
}

.brand-panel__robot {
    width: min(300px, 23vw);
    aspect-ratio: 6 / 7;
    margin-bottom: -44px;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: visible;
}

.brand-panel__robot-object {
    width: 100%;
    height: 100%;
    border: 0;

    overflow: visible;
    filter: none;
    opacity: 1;
    mix-blend-mode: normal;

    animation: none;
    transition: none;
}

/*
   Logotipo oficial completo.
   No se usa altura fija, recorte ni desplazamiento vertical.
*/
.brand-panel__logo {
    width: min(450px, 35vw);
    height: auto;
    margin-top: 20px;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: visible;
    pointer-events: none;
}

.brand-panel__logo-object {
    display: block;

    width: 100%;
    height: auto;
    aspect-ratio: 896 / 249;

    border: 0;
    overflow: visible;

    object-fit: contain;
    transform: none;
}

.brand-panel__subtitle {
    margin-top: 16px;

    color: rgba(255, 255, 255, 0.88);
    font-size: clamp(0.66rem, 0.86vw, 0.82rem);
    font-weight: 600;
    letter-spacing: 0.34em;
    text-align: center;
}

.brand-panel__floor-line {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 14%;

    height: 1px;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 174, 255, 0.84) 34%,
        rgba(112, 85, 255, 0.34) 66%,
        transparent
    );

    box-shadow:
        0 0 7px rgba(0, 174, 255, 0.52),
        0 0 15px rgba(0, 174, 255, 0.18);
}

.brand-panel__reflection {
    display: none !important;
}


/* =====================================================
   PANEL DERECHO
===================================================== */

.message-panel {
    position: relative;
    z-index: 2;

    height: 100%;
    padding:
        clamp(48px, 5vw, 76px)
        clamp(62px, 7vw, 108px)
        clamp(66px, 6vw, 92px);

    display: flex;
    align-items: center;

    overflow: hidden;
}

.message-panel::before {
    content: "";
    position: absolute;
    right: 0;
    top: 17%;
    bottom: 7%;
    width: 1px;

    background: linear-gradient(
        180deg,
        transparent,
        rgba(0, 174, 255, 0.26),
        rgba(114, 188, 255, 0.66),
        rgba(0, 174, 255, 0.14)
    );

    box-shadow:
        0 0 8px rgba(0, 174, 255, 0.34),
        0 0 18px rgba(0, 174, 255, 0.10);
}

.message-panel::after {
    display: none;
}

/* Geometría lateral, casi transparente */
.message-panel__glass {
    position: absolute;
    right: -13%;
    top: 18%;

    width: 46%;
    height: 70%;

    border-top: 1px solid rgba(114, 191, 255, 0.18);
    border-left: 1px solid rgba(114, 191, 255, 0.14);
    border-bottom: 1px solid rgba(112, 85, 255, 0.09);

    background: rgba(0, 174, 255, 0.006);

    transform: skewY(-7deg);
    pointer-events: none;
}

.message-panel__content {
    position: relative;
    z-index: 4;

    width: 100%;
    max-width: 820px;
    height: 100%;
    padding-bottom: 92px;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.message-panel__eyebrow {
    margin-bottom: 26px;

    color: #00aeff;
    font-size: clamp(0.70rem, 0.86vw, 0.84rem);
    font-weight: 700;
    letter-spacing: 0.29em;

    text-shadow: 0 0 8px rgba(0, 174, 255, 0.34);
}

.message-panel__accent {
    width: 52px;
    height: 1px;
    margin-bottom: 36px;

    display: block;

    background: linear-gradient(
        90deg,
        #ffffff,
        #00aeff 58%,
        transparent
    );

    box-shadow: 0 0 7px rgba(0, 174, 255, 0.52);
}

.message-panel h1 {
    max-width: 880px;

    color: rgba(255, 255, 255, 0.985);

    font-size: clamp(3.2rem, 5.7vw, 6.55rem);
    font-weight: 400;
    line-height: 1;
    letter-spacing: -0.042em;
    text-wrap: balance;

    text-shadow: 0 0 1px rgba(255, 255, 255, 0.40);
}

.message-panel__subtitle {
    margin-top: 30px;

    color: rgba(255, 255, 255, 0.56);
    font-size: clamp(1.12rem, 1.52vw, 1.65rem);
    font-weight: 400;
    letter-spacing: 0.035em;
}

.message-panel__link {
    position: absolute;
    right: clamp(28px, 4.6vw, 76px);
    bottom: clamp(52px, 7.5vh, 82px);

    display: inline-flex;
    align-items: center;
    gap: 26px;

    color: rgba(255, 255, 255, 0.94);
    text-decoration: none;

    transition:
        color 0.28s ease,
        transform 0.28s ease;
}

.message-panel__link::after {
    display: none;
}

.message-panel__link span {
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.28em;
}

.message-panel__link i {
    position: relative;

    width: 112px;
    height: 1px;

    background: linear-gradient(
        90deg,
        rgba(112, 85, 255, 0.24),
        #00aeff
    );

    box-shadow: 0 0 7px rgba(0, 174, 255, 0.26);

    transition: width 0.28s ease;
}

.message-panel__link i::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;

    width: 8px;
    height: 8px;

    border-top: 1px solid #00aeff;
    border-right: 1px solid #00aeff;

    transform: translateY(-50%) rotate(45deg);
}

.message-panel__link:hover {
    color: #ffffff;
    transform: translateX(5px);
}

.message-panel__link:hover i {
    width: 138px;
}


/* =====================================================
   RESPONSIVE
===================================================== */

@media (max-width: 1050px) {
    .premium-index {
        grid-template-columns: 42% 58%;
    }

    .message-panel {
        padding-left: 46px;
        padding-right: 46px;
    }

    .message-panel h1 {
        font-size: clamp(3rem, 6.2vw, 5.4rem);
    }
}

@media (max-width: 820px) {
    .premium-index {
        min-height: 560px;
        grid-template-columns: 1fr;
        grid-template-rows: 42% 58%;
    }

    .brand-panel {
        border-right: 0;
        border-bottom: 1px solid rgba(0, 174, 255, 0.14);
    }

    .brand-panel__content {
        width: min(390px, 78%);
        margin-top: 0;
    }

    .brand-panel__robot {
        width: min(184px, 35vw);
        margin-bottom: -42px;
    }

    .brand-panel__logo {
        width: min(350px, 66vw);
        height: auto;
        margin-top: 14px;
        overflow: visible;
    }

    .brand-panel__logo-object {
        width: 100%;
        height: auto;
        aspect-ratio: 896 / 249;
        object-fit: contain;
        transform: none;
    }

    .brand-panel__subtitle {
        margin-top: 11px;
        font-size: 0.62rem;
    }

    .brand-panel__vertical-light {
        bottom: 0;
    }

    .brand-panel__floor-line {
        bottom: 0;
    }

    .message-panel {
        padding:
            36px
            clamp(24px, 7vw, 60px)
            70px;

        align-items: flex-start;
        justify-content: center;
        text-align: center;
    }

    .message-panel__content {
        height: auto;
        padding-bottom: 0;
    }

    .message-panel__accent {
        margin: 0 auto 22px;
    }

    .message-panel h1 {
        font-size: clamp(2.6rem, 8.7vw, 4.45rem);
    }

    .message-panel__subtitle {
        margin-top: 16px;
    }

    .message-panel__link {
        position: relative;
        right: auto;
        bottom: auto;
        margin-top: 32px;
    }

    .message-panel__glass {
        display: none;
    }
}

@media (max-width: 560px) {
    .premium-index {
        grid-template-rows: 40% 60%;
    }

    .brand-panel__content {
        width: 92%;
    }

    .brand-panel__robot {
        width: min(154px, 40vw);
        margin-bottom: -42px;
    }

    .brand-panel__logo {
        width: 78vw;
        height: auto;
        overflow: visible;
    }

    .brand-panel__logo-object {
        width: 100%;
        height: auto;
        aspect-ratio: 896 / 249;
        object-fit: contain;
        transform: none;
    }

    .brand-panel__subtitle {
        font-size: 0.54rem;
        letter-spacing: 0.28em;
    }

    .message-panel {
        padding: 24px 18px 62px;
    }

    .message-panel__eyebrow {
        font-size: 0.60rem;
        letter-spacing: 0.21em;
    }

    .message-panel h1 {
        font-size: clamp(2.28rem, 11vw, 3.4rem);
        line-height: 1;
    }

    .message-panel__subtitle {
        font-size: 1rem;
    }

    .message-panel__link {
        gap: 18px;
        margin-top: 22px;
    }

    .message-panel__link i {
        width: 72px;
    }
}

@media (max-width: 560px) and (max-height: 680px) {
    .premium-index {
        grid-template-rows: 38% 62%;
    }

    .brand-panel__robot {
        width: min(132px, 34vw);
    }

    .message-panel h1 {
        font-size: clamp(2rem, 9.5vw, 2.9rem);
    }
}

/* =====================================================
   EFECTOS DE LUZ PREMIUM
   Se añaden sobre el diseño existente, sin cambiar
   composición, contenido ni colores de marca.
===================================================== */

.premium-index {
    --pointer-x: 68%;
    --pointer-y: 42%;
}

/* Halo que sigue al puntero de forma suave */
.premium-light {
    position: absolute;
    z-index: -2;
    border-radius: 50%;
    pointer-events: none;
    will-change: transform, opacity;
}

.premium-light--cursor {
    left: var(--pointer-x);
    top: var(--pointer-y);

    width: clamp(260px, 32vw, 520px);
    aspect-ratio: 1;

    background:
        radial-gradient(
            circle,
            rgba(72, 193, 255, 0.16) 0%,
            rgba(0, 174, 255, 0.075) 30%,
            rgba(112, 85, 255, 0.035) 51%,
            transparent 72%
        );

    filter: blur(14px);
    transform: translate(-50%, -50%);
    opacity: 0.92;
}

/* Halo fijo sobre el robot */
.premium-light--cyan {
    left: 5%;
    top: 17%;

    width: clamp(280px, 31vw, 490px);
    aspect-ratio: 1;

    background:
        radial-gradient(
            circle,
            rgba(0, 210, 255, 0.17) 0%,
            rgba(0, 174, 255, 0.07) 32%,
            transparent 70%
        );

    filter: blur(30px);
    opacity: 0.78;

    animation: premiumGlowBreath 5.8s ease-in-out infinite;
}

/* Halo violeta bajo la llamada a la acción */
.premium-light--violet {
    left: 52%;
    bottom: 5%;

    width: clamp(240px, 28vw, 440px);
    height: clamp(52px, 7vw, 92px);

    border-radius: 50%;

    background:
        radial-gradient(
            ellipse,
            rgba(133, 91, 255, 0.22) 0%,
            rgba(112, 85, 255, 0.075) 46%,
            transparent 75%
        );

    filter: blur(18px);
    opacity: 0.76;

    animation: premiumVioletPulse 4.8s ease-in-out infinite;
}

/* Haz vertical izquierdo */
.premium-beam {
    position: absolute;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.premium-beam--left {
    left: 0;
    top: 0;
    bottom: 14%;
    width: 74px;

    background:
        linear-gradient(
            90deg,
            rgba(0, 174, 255, 0.16),
            rgba(0, 174, 255, 0.035) 38%,
            transparent
        );

    filter: blur(2px);
}

.premium-beam--left::after {
    content: "";
    position: absolute;
    left: 0;
    top: -26%;
    width: 2px;
    height: 34%;

    background: linear-gradient(
        180deg,
        transparent,
        rgba(220, 248, 255, 0.95),
        rgba(0, 174, 255, 0.62),
        transparent
    );

    box-shadow:
        0 0 10px rgba(0, 174, 255, 0.95),
        0 0 28px rgba(0, 174, 255, 0.46);

    animation: premiumVerticalSweep 5.5s ease-in-out infinite;
}

/* Haz oblicuo derecho, muy sutil */
.premium-beam--right {
    right: -10%;
    top: 8%;

    width: 42%;
    height: 82%;

    background:
        linear-gradient(
            118deg,
            transparent 43%,
            rgba(116, 203, 255, 0.038) 48%,
            rgba(116, 203, 255, 0.075) 50%,
            transparent 55%
        );

    opacity: 0.72;
    transform: skewY(-7deg);
}

/* Barrido de cristal en el panel izquierdo */
.brand-panel::before {
    display: block;
    content: "";
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            110deg,
            transparent 0%,
            transparent 38%,
            rgba(255, 255, 255, 0.018) 45%,
            rgba(95, 207, 255, 0.055) 49%,
            rgba(255, 255, 255, 0.018) 53%,
            transparent 60%,
            transparent 100%
        );

    transform: translateX(-72%);
    pointer-events: none;

    animation: premiumGlassSweep 7.5s ease-in-out infinite;
}

/* Resplandor detrás del robot sin crear círculo visible */
.brand-panel__content::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 41%;

    width: min(330px, 26vw);
    aspect-ratio: 1;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(0, 174, 255, 0.085),
            rgba(112, 85, 255, 0.035) 46%,
            transparent 72%
        );

    filter: blur(22px);
    transform: translate(-50%, -50%);
    z-index: -1;

    animation: premiumGlowBreath 5.8s ease-in-out infinite reverse;
}

/* Realza el brillo ya existente del SVG sin cambiar sus colores */
.brand-panel__robot {
    filter:
        drop-shadow(0 0 8px rgba(0, 174, 255, 0.24))
        drop-shadow(0 0 18px rgba(112, 85, 255, 0.10));
}

/* Brillo limpio sobre el título */
.message-panel h1 {
    text-shadow:
        0 0 1px rgba(255, 255, 255, 0.55),
        0 0 12px rgba(186, 230, 255, 0.045);
}

/* Cristal derecho más visible sin oscurecer */
.message-panel__glass {
    background:
        linear-gradient(
            135deg,
            rgba(0, 174, 255, 0.020),
            rgba(255, 255, 255, 0.005) 42%,
            rgba(112, 85, 255, 0.014)
        );

    box-shadow:
        inset 1px 0 0 rgba(168, 221, 255, 0.035),
        0 0 34px rgba(0, 174, 255, 0.018);
}

/* Línea luminosa inferior con un punto móvil */
.premium-index__floor::after {
    display: block;
    content: "";
    position: absolute;
    top: -3px;
    left: 8%;

    width: 110px;
    height: 5px;

    background:
        radial-gradient(
            ellipse,
            rgba(255, 255, 255, 0.95),
            rgba(0, 174, 255, 0.78) 28%,
            rgba(0, 174, 255, 0.14) 58%,
            transparent 76%
        );

    filter: blur(1px);
    opacity: 0.82;

    animation: premiumFloorTravel 8s ease-in-out infinite;
}

/* CTA con halo sutil */
.message-panel__link {
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.08);
}

.message-panel__link::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;

    width: 130%;
    height: 54px;

    background:
        radial-gradient(
            ellipse,
            rgba(0, 174, 255, 0.08),
            rgba(112, 85, 255, 0.035) 48%,
            transparent 72%
        );

    filter: blur(12px);
    transform: translate(-50%, -50%);
    z-index: -1;
    opacity: 0.76;
}

/* Elementos que responden al puntero */
.premium-parallax {
    transform:
        translate3d(
            var(--parallax-x, 0px),
            var(--parallax-y, 0px),
            0
        );
    transition: transform 0.18s ease-out;
    will-change: transform;
}


/* =====================================================
   ANIMACIONES
===================================================== */

@keyframes premiumGlowBreath {
    0%,
    100% {
        opacity: 0.56;
        transform: scale(0.95);
    }

    50% {
        opacity: 0.88;
        transform: scale(1.06);
    }
}

@keyframes premiumVioletPulse {
    0%,
    100% {
        opacity: 0.52;
        transform: scaleX(0.92);
    }

    50% {
        opacity: 0.82;
        transform: scaleX(1.08);
    }
}

@keyframes premiumVerticalSweep {
    0% {
        top: -30%;
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    75% {
        opacity: 0.82;
    }

    100% {
        top: 100%;
        opacity: 0;
    }
}

@keyframes premiumGlassSweep {
    0%,
    17% {
        transform: translateX(-78%);
        opacity: 0;
    }

    28% {
        opacity: 0.9;
    }

    53% {
        transform: translateX(76%);
        opacity: 0.55;
    }

    67%,
    100% {
        transform: translateX(76%);
        opacity: 0;
    }
}

@keyframes premiumFloorTravel {
    0%,
    100% {
        left: 7%;
        opacity: 0.48;
    }

    45% {
        opacity: 0.86;
    }

    60% {
        left: 62%;
        opacity: 0.72;
    }
}


/* =====================================================
   RESPONSIVE
===================================================== */

@media (max-width: 820px) {
    .premium-light--cursor,
    .premium-beam--right {
        display: none;
    }

    .premium-light--cyan {
        left: 50%;
        top: 4%;
        transform: translateX(-50%);
        width: min(360px, 78vw);
    }

    .premium-light--violet {
        left: 50%;
        bottom: 2%;
        transform: translateX(-50%);
    }

    .brand-panel__content::before {
        width: min(280px, 64vw);
    }

    .premium-parallax {
        transform: none !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .premium-light,
    .premium-beam::after,
    .brand-panel::before,
    .premium-index__floor::after {
        animation: none !important;
    }

    .premium-parallax {
        transform: none !important;
        transition: none !important;
    }
}

/* =====================================================
   VERSIÓN MINIMAL: SOLO IDENTIDAD + ENTRADA
===================================================== */

.message-panel__content {
    justify-content: flex-start;
    padding-top: clamp(150px, 25vh, 260px);
    padding-bottom: 0;
}

.message-panel__eyebrow {
    margin: 0;
}

.message-panel__accent,
.message-panel h1,
.message-panel__subtitle {
    display: none !important;
}

.message-panel__link {
    right: clamp(44px, 7vw, 120px);
    bottom: clamp(54px, 8vh, 96px);
}


/* =====================================================
   FONDO MÁS VISIBLE
===================================================== */

.premium-index {
    background:
        radial-gradient(circle at 68% 18%, rgba(0, 174, 255, 0.15), transparent 26%),
        radial-gradient(circle at 23% 38%, rgba(0, 174, 255, 0.075), transparent 28%),
        radial-gradient(circle at 62% 82%, rgba(112, 85, 255, 0.10), transparent 30%),
        linear-gradient(135deg, #01030a 0%, #020713 48%, #030914 100%);
}

.premium-index__background {
    opacity: 0.34;
    background-size: 96px 96px;
}

.premium-index__background::before {
    content: "";
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            112deg,
            transparent 0%,
            transparent 36%,
            rgba(0, 174, 255, 0.045) 42%,
            transparent 49%,
            transparent 67%,
            rgba(112, 85, 255, 0.040) 72%,
            transparent 78%
        );

    animation: premiumBackgroundShift 12s ease-in-out infinite alternate;
}

.premium-index__background::after {
    content: "";
    position: absolute;
    inset: -20%;

    background:
        conic-gradient(
            from 210deg at 52% 48%,
            transparent 0deg,
            rgba(0, 174, 255, 0.022) 32deg,
            transparent 66deg,
            rgba(112, 85, 255, 0.018) 118deg,
            transparent 170deg
        );

    filter: blur(14px);
    animation: premiumAmbientRotate 22s linear infinite;
}

.premium-beam--right {
    opacity: 0.95;
    background:
        linear-gradient(
            118deg,
            transparent 41%,
            rgba(116, 203, 255, 0.055) 47%,
            rgba(116, 203, 255, 0.11) 50%,
            rgba(112, 85, 255, 0.055) 52%,
            transparent 57%
        );
}

.message-panel__glass {
    border-top-color: rgba(114, 191, 255, 0.30);
    border-left-color: rgba(114, 191, 255, 0.22);
    border-bottom-color: rgba(112, 85, 255, 0.16);

    background:
        linear-gradient(
            135deg,
            rgba(0, 174, 255, 0.035),
            rgba(255, 255, 255, 0.008) 42%,
            rgba(112, 85, 255, 0.025)
        );

    box-shadow:
        inset 1px 0 0 rgba(168, 221, 255, 0.055),
        0 0 48px rgba(0, 174, 255, 0.035);
}





@media (prefers-reduced-motion: reduce) {
    .premium-index__background::before,
    .premium-index__background::after,
    .web-cursor__sphere,
    .web-cursor__orbit {
        animation: none !important;
    }
}

/* =====================================================
   AJUSTE DE COMPOSICIÓN
   El acceso queda justo debajo de "ESTUDIO DE DISEÑO WEB".
===================================================== */

.message-panel__content {
    justify-content: center;
    align-items: flex-start;
    padding-top: 0;
    padding-bottom: 0;
}

.message-panel__eyebrow {
    margin-bottom: 22px;
}

.message-panel__link {
    position: relative;
    right: auto;
    bottom: auto;

    margin-top: 0;
    display: inline-flex;
}

.message-panel__link::before {
    width: 145%;
    height: 62px;
}

@media (max-width: 820px) {
    .message-panel__content {
        min-height: 100%;
        justify-content: center;
        align-items: center;
        padding: 0;
    }

    .message-panel__eyebrow {
        margin-bottom: 20px;
    }

    .message-panel__link {
        position: relative;
        right: auto;
        bottom: auto;
        margin: 0;
    }
}

/* =====================================================
   MÓVIL: UNA SOLA SUPERFICIE, SIN DOS CUADRADOS
===================================================== */

@media (max-width: 820px) {
    .premium-index {
        min-height: 100svh;
        grid-template-columns: 1fr;
        grid-template-rows: 48% 52%;

        background:
            radial-gradient(circle at 50% 18%, rgba(0, 174, 255, 0.15), transparent 30%),
            radial-gradient(circle at 50% 72%, rgba(112, 85, 255, 0.09), transparent 34%),
            linear-gradient(180deg, #01040c 0%, #020713 54%, #020611 100%);
    }

    /* El panel deja de parecer una tarjeta independiente */
    .brand-panel {
        border: 0;
        border-bottom: 0;
        background: transparent;
        box-shadow: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    .brand-panel::before,
    .brand-panel::after,
    .brand-panel__vertical-light,
    .brand-panel__floor-line {
        display: none !important;
    }

    /* El panel inferior también se integra con el fondo */
    .message-panel {
        border: 0;
        background: transparent;
        overflow: visible;
    }

    .message-panel::before,
    .message-panel::after,
    .message-panel__glass {
        display: none !important;
    }

    /* Quitamos la línea horizontal que separaba visualmente los dos bloques */
    .premium-index__floor {
        display: none;
    }

    /* Luces continuas para unir visualmente ambas zonas */
    .premium-index::before {
        content: "";
        position: absolute;
        left: 50%;
        top: 47%;

        width: 74%;
        height: 1px;

        background: linear-gradient(
            90deg,
            transparent,
            rgba(0, 174, 255, 0.42),
            rgba(112, 85, 255, 0.22),
            transparent
        );

        box-shadow:
            0 0 10px rgba(0, 174, 255, 0.28),
            0 0 20px rgba(112, 85, 255, 0.10);

        transform: translateX(-50%);
        opacity: 0.55;
        pointer-events: none;
    }

    .brand-panel__content {
        width: min(390px, 88%);
        margin-top: 0;
    }

    .brand-panel__robot {
        width: min(205px, 46vw);
        margin-bottom: -42px;
    }

    .brand-panel__logo {
        width: min(360px, 78vw);
        height: auto;
        margin-top: 12px;
        overflow: visible;
    }

    .brand-panel__logo-object {
        width: 100%;
        height: auto;
        aspect-ratio: 896 / 249;
        object-fit: contain;
        transform: none;
    }

    .message-panel {
        padding: 24px 18px 56px;
        align-items: center;
        justify-content: center;
        text-align: center;
    }

    .message-panel__content {
        min-height: 100%;
        width: 100%;
        justify-content: center;
        align-items: center;
        padding: 0;
    }

    .message-panel__eyebrow {
        margin-bottom: 24px;
    }

    .message-panel__link {
        margin: 0;
    }

    /* El globo queda flotando sin reforzar la división en bloques */
    .web-cursor {
        opacity: 0.86;
    }

    .premium-light--cyan {
        left: 50%;
        top: 6%;
        width: min(420px, 92vw);
        transform: translateX(-50%);
    }

    .premium-light--violet {
        left: 50%;
        bottom: 8%;
        width: min(360px, 80vw);
        transform: translateX(-50%);
    }
}

@media (max-width: 560px) {
    .premium-index {
        grid-template-rows: 46% 54%;
    }

    .brand-panel__robot {
        width: min(190px, 48vw);
    }

    .brand-panel__logo {
        width: 82vw;
        height: auto;
        overflow: visible;
    }

    .message-panel {
        padding-bottom: 44px;
    }
}

/* =====================================================
   MÓVIL: MÁS LUZ SIN RECUPERAR LOS DOS CUADRADOS
===================================================== */

@media (max-width: 820px) {
    .premium-index {
        background:
            radial-gradient(circle at 50% 13%, rgba(0, 174, 255, 0.24), transparent 31%),
            radial-gradient(circle at 50% 52%, rgba(40, 132, 255, 0.12), transparent 34%),
            radial-gradient(circle at 50% 78%, rgba(112, 85, 255, 0.18), transparent 36%),
            linear-gradient(180deg, #01040c 0%, #020713 52%, #030716 100%);
    }

    /* Luz vertical continua a ambos lados */
    .premium-index::after {
        content: "";
        position: absolute;
        inset: 0;
        z-index: -1;
        pointer-events: none;

        background:
            linear-gradient(
                90deg,
                rgba(0, 174, 255, 0.18),
                transparent 8%,
                transparent 92%,
                rgba(112, 85, 255, 0.12)
            );

        box-shadow:
            inset 14px 0 26px rgba(0, 174, 255, 0.10),
            inset -14px 0 26px rgba(112, 85, 255, 0.08);
    }

    /* El panel sigue integrado, pero con halo detrás del robot */
    .brand-panel__content::before {
        display: block;
        content: "";
        position: absolute;
        left: 50%;
        top: 42%;
        z-index: -1;

        width: min(360px, 82vw);
        aspect-ratio: 1;
        border-radius: 50%;

        background:
            radial-gradient(
                circle,
                rgba(0, 174, 255, 0.20) 0%,
                rgba(0, 174, 255, 0.08) 34%,
                rgba(112, 85, 255, 0.05) 56%,
                transparent 74%
            );

        filter: blur(18px);
        transform: translate(-50%, -50%);

        animation: mobileHaloPulse 4.8s ease-in-out infinite;
    }

    .brand-panel__robot {
        filter:
            drop-shadow(0 0 10px rgba(0, 174, 255, 0.44))
            drop-shadow(0 0 24px rgba(112, 85, 255, 0.18));
    }

    /* Franja luminosa suave entre zona superior e inferior */
    .premium-index::before {
        top: 47%;
        width: 86%;
        height: 2px;

        background: linear-gradient(
            90deg,
            transparent,
            rgba(0, 174, 255, 0.88) 28%,
            rgba(112, 85, 255, 0.58) 64%,
            transparent
        );

        box-shadow:
            0 0 10px rgba(0, 174, 255, 0.72),
            0 0 24px rgba(112, 85, 255, 0.24);

        opacity: 0.90;
    }

    .message-panel__eyebrow {
        color: #32c2ff;
        text-shadow:
            0 0 10px rgba(0, 174, 255, 0.72),
            0 0 22px rgba(0, 174, 255, 0.22);
    }

    .message-panel__link {
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.12);
    }

    .message-panel__link::before {
        display: block;
        width: 180%;
        height: 86px;

        background:
            radial-gradient(
                ellipse,
                rgba(0, 174, 255, 0.18),
                rgba(112, 85, 255, 0.08) 48%,
                transparent 72%
            );

        filter: blur(16px);
        opacity: 0.95;
    }

    .message-panel__link i {
        box-shadow:
            0 0 10px rgba(0, 174, 255, 0.62),
            0 0 22px rgba(112, 85, 255, 0.20);
    }

    .premium-light--cyan {
        display: block;
        opacity: 0.95;
        filter: blur(22px);
    }

    .premium-light--violet {
        display: block;
        opacity: 0.92;
        filter: blur(14px);
    }

    .premium-beam--left {
        display: block;
        width: 46px;
        opacity: 0.72;
    }

    .premium-beam--right {
        display: block;
        right: -24%;
        width: 70%;
        opacity: 0.56;
    }
}

@keyframes mobileHaloPulse {
    0%,
    100% {
        opacity: 0.72;
        transform: translate(-50%, -50%) scale(0.96);
    }

    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.06);
    }
}