/* ==========================================================
   PRE SABER MÁS · LANDING
   Tabla de contenido:
   1.  Variables / Colores
   2.  Reset base
   3.  Fondo decorativo (glows)
   4.  Hero / Layout principal
   5.  Lado izquierdo · Marca
   6.  Titulo y descripcion
   7.  Feature cards (glassmorphism)
   8.  Google Play
   9.  Lado derecho · Telefonos
   10. Footer
   11. Animaciones
   12. Responsive
=========================================================== */


/* ==========================================================
   1. VARIABLES
=========================================================== */

:root {
    --bg:            #090B10;
    --green:         #63D64C;
    --red:           #FF4B4B;
    --white:         #FFFFFF;
    --gray:          #BFBFBF;

    --text:          #F4F5F7;
    --muted:         #9BA0A8;

    --glass-bg:      rgba(255, 255, 255, 0.04);
    --glass-border:  rgba(255, 255, 255, 0.09);
    --glass-icon:    rgba(99, 214, 76, 0.12);

    --radius-lg:     22px;
    --radius-md:     16px;
    --radius-sm:     12px;

    --shadow-phone:  0 40px 80px rgba(0, 0, 0, 0.55);
    --shadow-card:   0 18px 40px rgba(0, 0, 0, 0.35);

    --ease:          cubic-bezier(0.22, 1, 0.36, 1);
}


/* ==========================================================
   2. RESET BASE
=========================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg);
    color: var(--white);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}


/* ==========================================================
   3. FONDO DECORATIVO
=========================================================== */

.background {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    background:
        radial-gradient(circle at 18% 28%, rgba(99, 214, 76, 0.07), transparent 32%),
        radial-gradient(circle at 82% 22%, rgba(255, 75, 75, 0.05), transparent 26%),
        linear-gradient(160deg, #0B0E15 0%, #090B10 55%, #0A0C12 100%);
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
}

.glow-green {
    width: 520px;
    height: 520px;
    top: -180px;
    left: -160px;
    background: radial-gradient(circle, rgba(99, 214, 76, 0.28), transparent 65%);
}

.glow-red {
    width: 320px;
    height: 320px;
    top: -80px;
    right: -80px;
    background: radial-gradient(circle, rgba(255, 75, 75, 0.22), transparent 65%);
}


/* ==========================================================
   4. HERO / LAYOUT PRINCIPAL
=========================================================== */

.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 700px;
    max-height: 1080px;
    overflow: hidden;

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

    padding: 34px 56px 0;
}

.container {
    flex: 1;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;

    display: grid;
    grid-template-columns: 45% 55%;
    align-items: center;
    gap: 40px;
}


/* ==========================================================
   5. LADO IZQUIERDO · MARCA
=========================================================== */

.left {
    max-width: 620px;
}

/* Marca */
.brand {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 34px;
}

.logo {
    width: 72px;
    height: 72px;
    object-fit: contain;
    filter: drop-shadow(0 10px 24px rgba(99, 214, 76, 0.25));
}

.brand-name {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.brand-name .green { color: var(--green); }
.brand-name .red   { color: var(--red); }

.brand-tagline {
    font-size: 14px;
    font-weight: 400;
    color: var(--muted);
    margin-top: 4px;
}


/* ==========================================================
   6. TITULO Y DESCRIPCION
=========================================================== */

.title {
    font-size: clamp(46px, 4.6vw, 64px);
    font-weight: 800;
    line-height: 1.06;
    letter-spacing: -0.03em;
    margin-bottom: 22px;
}

.title-accent {
    display: block;
    color: var(--green);
}

.description {
    font-size: 17px;
    font-weight: 300;
    line-height: 1.85;
    color: var(--muted);
    max-width: 460px;
    margin-bottom: 30px;
}


/* ==========================================================
   7. FEATURES · GLASSMORPHISM
=========================================================== */

.features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-bottom: 32px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 14px;

    padding: 16px 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

    transition: transform 0.5s var(--ease),
                border-color 0.5s var(--ease),
                background 0.5s var(--ease),
                box-shadow 0.5s var(--ease);
}

.feature:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 214, 76, 0.35);
    background: rgba(99, 214, 76, 0.06);
    box-shadow: var(--shadow-card);
}

.feature-icon {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 14px;

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

    color: var(--green);
    background: var(--glass-icon);
    border: 1px solid rgba(99, 214, 76, 0.18);
}

.feature-icon svg {
    width: 22px;
    height: 22px;
}

.feature-text h3 {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.3;
}

.feature-text p {
    font-size: 13px;
    font-weight: 300;
    color: var(--muted);
    margin-top: 2px;
}


/* ==========================================================
   8. GOOGLE PLAY
=========================================================== */

.store {
    display: inline-block;
    width: 218px;
    transition: transform 0.5s var(--ease),
                filter 0.5s var(--ease);
}

.store img {
    width: 100%;
    height: auto;
    display: block;
}

.store:hover {
    transform: scale(1.06);
    filter: drop-shadow(0 14px 34px rgba(99, 214, 76, 0.25));
}


/* ==========================================================
   9. LADO DERECHO · TELEFONOS
=========================================================== */

.right {
    position: relative;
    height: 100%;
    min-height: 620px;

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

/* Glow detras de los telefonos */
.right .glow {
    position: absolute;
    width: 460px;
    height: 460px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: blur(60px);
    background: radial-gradient(circle, rgba(99, 214, 76, 0.18), transparent 65%);
}

.phones {
    position: relative;
    width: 100%;
    height: 100%;
}

.phone {
    position: absolute;
    left: 50%;
    top: 50%;
    border-radius: 36px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.10);
    background: #131722;
    box-shadow: var(--shadow-phone);
    will-change: translate, transform;
}

.phone img {
    display: block;
    width: 100%;
    height: auto;
}

/* Telefono central · mayor tamaño */
.phone-2 {
    width: 270px;
    z-index: 3;
    border-color: rgba(255, 255, 255, 0.16);
    transform: translate(-50%, -50%);
}

/* Telefonos laterales */
.phone-1,
.phone-3 {
    width: 216px;
    z-index: 2;
    border-radius: 30px;
}

.phone-1 {
    transform: translate(calc(-50% - 170px), calc(-50% + 42px)) rotate(-14deg);
}

.phone-3 {
    transform: translate(calc(-50% + 170px), calc(-50% + 42px)) rotate(14deg);
}

/* Flotacion suave de los telefonos (propiedad translate, no interfiere) */
@keyframes float-phone {
    0%, 100% { translate: 0 0; }
    50%      { translate: 0 -12px; }
}

.phone-1 { animation: float-phone 6s ease-in-out infinite; }
.phone-2 { animation: float-phone 6s ease-in-out infinite 0.9s; }
.phone-3 { animation: float-phone 6s ease-in-out infinite 1.8s; }


/* ==========================================================
   10. FOOTER
=========================================================== */

.footer {
    width: 100%;
    max-width: 900px;
    margin: 0 auto 22px;

    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    padding: 18px 34px;
    text-align: center;
}

.footer-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px 44px;
    margin-bottom: 14px;
}

.footer-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 400;
    color: var(--gray);
}

.footer-item svg {
    width: 16px;
    height: 16px;
    color: var(--green);
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 13.5px;
    font-weight: 400;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--white);
}

.footer-links .dot {
    color: rgba(255, 255, 255, 0.25);
}

.copyright {
    font-size: 12.5px;
    font-weight: 300;
    color: var(--muted);
}


/* ==========================================================
   11. ANIMACIONES
=========================================================== */

/* Fade in del hero al cargar */
.hero {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.9s var(--ease),
                transform 0.9s var(--ease);
}

.hero.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Respeto por animaciones reducidas */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}


/* ==========================================================
   12. RESPONSIVE
=========================================================== */

/* Tablets */
@media (max-width: 1100px) {
    .hero {
        height: auto;
        min-height: 100vh;
        max-height: none;
        overflow: visible;
        justify-content: flex-start;
        padding: 44px 40px 30px;
    }

    .container {
        flex: 0 1 auto;
        margin: auto;
        grid-template-columns: 1fr;
        gap: 10px;
        padding-top: 20px;
    }

    .left {
        max-width: 640px;
        margin: 0 auto;
        text-align: center;
    }

    .brand {
        justify-content: center;
    }

    .description {
        margin: 0 auto 30px;
    }

    .features {
        max-width: 560px;
        margin: 0 auto 32px;
    }

    .store {
        margin-bottom: 20px;
    }

    .right {
        height: 620px;
        min-height: 0;
    }
}

/* Moviles */
@media (max-width: 720px) {
    .hero {
        justify-content: flex-start;
        max-height: none;
        overflow: visible;
        padding: 34px 22px 24px;
    }

    .container {
        flex: 0 1 auto;
        margin: auto;
    }

    .brand-name { font-size: 24px; }
    .logo { width: 58px; height: 58px; }
    .title { font-size: 40px; }
    .description { font-size: 15.5px; }

    .features {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .feature {
        text-align: left;
        justify-content: flex-start;
    }

    /* Solo el telefono central, en flujo normal (sin solapamientos) */
    .phone-1,
    .phone-3 {
        display: none;
    }

    .right {
        height: auto;
        min-height: 0;
        padding: 8px 0 4px;
    }

    .phones {
        height: auto;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .phone {
        position: relative;
        left: auto;
        top: auto;
        transform: none;
        animation: none;
        margin: 0 !important;
    }

    .phone-2 {
        width: 120px;
    }

    .right .glow {
        width: 260px;
        height: 260px;
    }

    .footer-features {
        gap: 10px 26px;
    }

    .footer {
        padding: 16px 20px;
    }
}