/*VARIABLES*/
:root {
    --color-brand: #1db954;
    --color-brand-hover: #1ed760;

    --color-bg-dark: #191414;
    --color-bg-white: #ffffff;
    --color-text-main: #000000;
    --color-text-muted: #6b6b6b;

    --font-family-base: "Montserrat", sans-serif;

    --font-size-xs: clamp(0.8rem, 1vw, 0.9rem);
    --font-size-sm: clamp(0.9rem, 1.2vw, 1rem);
    --font-size-md: clamp(1rem, 1.8vw, 1.2rem);
    --font-size-lg: clamp(1.5rem, 3vw, 2.2rem);
    --font-size-xl: clamp(2rem, 6vw, 4rem);

    --spacing-xs: clamp(0.5rem, 1vw, 0.75rem);
    --spacing-sm: clamp(0.75rem, 1.5vw, 1rem);
    --spacing-md: clamp(1.25rem, 3vw, 2rem);
    --spacing-lg: clamp(2rem, 5vw, 4rem);
    --spacing-xl: clamp(3rem, 8vw, 6rem);
}

/*RESET*/

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

/*BASE*/

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--color-bg-white);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

section {
    width: min(100%, 1400px);
    margin-inline: auto;
}

/*NAVBAR*/

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
}

.logo img {
    height: 2rem;
}

.nav__menu {
    display: none;
    list-style: none;
    flex-direction: column;
    gap: var(--spacing-md);
    background-color: var(--color-bg-white);
    padding: var(--spacing-md);
}

.nav__menu--active {
    display: flex;
}

.nav__link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    color: inherit;
}

.nav__toggle {
    background: none;
    border: none;
    font-size: 1.6rem;
    cursor: pointer;
}

/*HERO*/

.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background-image: url(assets/landing.jpg);
    background-size: cover;
    background-position: center;
    text-align: center;
    color: white;
}

.hero-content {
    width: min(90%, 900px);
}

.hero-content h1 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.hero-content p {
    font-size: var(--font-size-md);
    opacity: 0.9;
}

/*INFO SECTION*/

.info {
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.info h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    border-bottom: 4px solid var(--color-brand);
    display: inline-block;
    padding-bottom: var(--spacing-xs);
}

.info-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
}

.info-item {
    flex: 1 1 clamp(260px, 30%, 340px);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.info-item img {
    width: 80px;
}

.info-item h3 {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-brand);
}

.info-item p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    max-width: 30ch;
}

/* =========================
   PROMO
========================= */

.promo {
    background-color: var(--color-brand);
    color: white;
    padding: var(--spacing-xl) var(--spacing-md);
    margin: var(--spacing-xl) auto;
}

/* MOBILE: columna */
.promo-layout {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
}

.promo-content {
    max-width: 520px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
}

.promo h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    text-decoration: underline;
}

.promo p {
    font-size: var(--font-size-md);
}


.separation,
.app-image img {
    display: none;


}


/*TABLETS*/

@media (min-width: 768px) {

    /* PROMO SIEMPRE EN UNA FILA */
    .promo-layout {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .promo-content {
        flex: 1;
        text-align: left;
    }

    .app-image {
        flex: 1;
        justify-content: flex-end;
    }

    .separation {
        display: flex;
        flex: 0 0 90px;
        justify-content: center;
        align-items: center;
    }
     .separation img {
        width: 70px;
    }

    .app-image img {
        display: block;
        width: 100%;
        max-width: 380px;
    }

}

/*ORDENADOR*/

@media (min-width: 1024px) {

    .nav__toggle {
        display: none;
    }

    .nav__menu {
        display: flex;
        flex-direction: row;
        background: none;
        padding: 0;
    }
}