/**
 * Falaflow LP — layout mobile-first
 * Breakpoints: 640 sm | 768 md | 1024 lg | 1280 xl | 1536 2xl | 1920 tv
 */

:root {
    --lp-gutter: 1rem;
    --lp-gutter-sm: 1.25rem;
    --lp-gutter-md: 1.5rem;
    --lp-gutter-lg: 2rem;
    --lp-gutter-xl: 2.5rem;

    --lp-section-y: 3.5rem;
    --lp-section-y-md: 4.5rem;
    --lp-section-y-lg: 5.5rem;

    --lp-container: 72rem;
    --lp-container-wide: 80rem;
    --lp-container-narrow: 46rem;
    --lp-container-tight: 58rem;

    --lp-header-h: 4.25rem;
    --lp-radius-media: 1rem;
}

@media (min-width: 640px) {
    :root {
        --lp-gutter: var(--lp-gutter-sm);
        --lp-header-h: 4.75rem;
    }
}

@media (min-width: 768px) {
    :root {
        --lp-gutter: var(--lp-gutter-md);
        --lp-section-y: var(--lp-section-y-md);
    }
}

@media (min-width: 1024px) {
    :root {
        --lp-gutter: var(--lp-gutter-lg);
        --lp-header-h: 5.5rem;
    }
}

@media (min-width: 1280px) {
    :root {
        --lp-gutter: var(--lp-gutter-xl);
        --lp-section-y: var(--lp-section-y-lg);
    }
}

/* Base */
html {
    scroll-padding-top: var(--lp-header-h);
}

[id] {
    scroll-margin-top: var(--lp-header-h);
}

#topo {
    scroll-margin-top: 0;
}

main {
    width: 100%;
    overflow-x: clip;
}

main img,
main video {
    max-width: 100%;
    height: auto;
}

/* Containers */
.lp-container {
    width: 100%;
    max-width: var(--lp-container);
    margin-inline: auto;
    padding-inline: var(--lp-gutter);
}

.lp-container--wide {
    max-width: var(--lp-container-wide);
}

.lp-container--narrow {
    max-width: var(--lp-container-narrow);
}

.lp-container--tight {
    max-width: var(--lp-container-tight);
}

/* Sections */
.lp-section {
    position: relative;
    width: 100%;
    padding-block: var(--lp-section-y);
}

.lp-section--hero {
    padding-top: calc(var(--lp-header-h) + 1.5rem);
    padding-bottom: var(--lp-section-y);
}

.lp-section--flush-x {
    padding-inline: 0;
}

.lp-section--flush-x .lp-container {
    padding-inline: var(--lp-gutter);
}

/* Typography blocks */
.lp-prose-center {
    margin-inline: auto;
    max-width: 40rem;
    text-align: center;
}

.lp-prose-center--wide {
    max-width: 48rem;
}

/* Stacks & grids */
.lp-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
}

.lp-stack--start-md {
    align-items: center;
}

.lp-grid-2 {
    display: grid;
    width: 100%;
    gap: 1.5rem;
    align-items: start;
}

.lp-grid-hero {
    display: grid;
    width: 100%;
    gap: 2rem;
    align-items: center;
}

.lp-grid-plans {
    display: grid;
    width: 100%;
    max-width: 56rem;
    margin-inline: auto;
    gap: 2rem;
}

/* Media — vídeo vertical (mobile first) */
.lp-media-vertical {
    --lp-media-width: min(14rem, 78vw);
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: var(--lp-media-width);
    margin-inline: auto;
}

.lp-media-vertical__frame {
    position: relative;
    display: block;
    overflow: hidden;
    width: 100%;
    border-radius: var(--lp-radius-media);
    background: #111;
    box-shadow: 0 14px 36px rgba(36, 49, 95, 0.1);
    aspect-ratio: 9 / 16;
}

.lp-media-vertical__frame img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lp-media-vertical__play {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 2;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.65rem;
    background: #ff0000;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.lp-media-vertical__play::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 54%;
    transform: translate(-50%, -50%);
    border: 0.45rem solid transparent;
    border-left-color: #fff;
    border-left-width: 0.8rem;
}

/* Pair: vídeo + conteúdo (origem, benefícios) */
.lp-pair {
    display: grid;
    width: 100%;
    max-width: 100%;
    margin-inline: auto;
    gap: 1.5rem;
    justify-items: center;
    align-items: start;
}

.lp-pair__aside {
    width: 100%;
    display: flex;
    justify-content: center;
}

.lp-pair__main {
    width: 100%;
    max-width: 26rem;
    margin-inline: auto;
}

/* Header */
.site-header__nav.lp-container {
    max-width: var(--lp-container-wide);
}

.site-logo {
    max-width: min(9.5rem, 42vw);
}

/* Footer */
.lp-footer-grid {
    display: grid;
    width: 100%;
    gap: 1.25rem;
    text-align: center;
    align-items: center;
    justify-items: center;
}

/* —— sm —— */
@media (min-width: 640px) {
    .lp-stack--start-md {
        align-items: stretch;
    }

    .lp-grid-2 {
        gap: 2rem;
    }

    .lp-media-vertical {
        --lp-media-width: 12.5rem;
    }

    .lp-pair {
        grid-template-columns: auto minmax(0, 1fr);
        justify-content: center;
        align-items: stretch;
        max-width: 36rem;
    }

    .lp-pair__aside {
        width: auto;
    }

    .lp-pair__main {
        max-width: none;
        margin-inline: 0;
    }
}

/* —— md —— */
@media (min-width: 768px) {
    .lp-grid-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 2.5rem;
        max-width: 56rem;
        margin-inline: auto;
    }

    .lp-grid-hero {
        grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
        gap: 2.5rem;
        align-items: center;
    }

    .lp-pair {
        max-width: 40rem;
    }

    .lp-pair__aside {
        width: auto;
        justify-content: center;
    }

    .lp-pair__main {
        max-width: none;
        margin-inline: 0;
    }

    .lp-media-vertical {
        --lp-media-width: 13.5rem;
        height: 100%;
        align-self: stretch;
    }

    .lp-media-vertical__frame {
        height: 100%;
        width: auto;
        aspect-ratio: 9 / 16;
    }

    .lp-footer-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        text-align: left;
    }

    .lp-footer-grid > :last-child {
        text-align: right;
    }
}

/* —— lg —— */
@media (min-width: 1024px) {
    .lp-grid-hero {
        gap: 3rem;
    }

    .lp-pair {
        max-width: 48rem;
        gap: 2rem 3rem;
    }

    .lp-media-vertical {
        --lp-media-width: 14.25rem;
    }

    .lp-grid-plans {
        gap: 2.5rem;
    }
}

/* —— xl —— */
@media (min-width: 1280px) {
    .lp-grid-hero {
        gap: 3.5rem;
    }

    .lp-pair {
        max-width: 52rem;
        gap: 2.25rem 3.5rem;
    }
}

/* —— 2xl / TV —— */
@media (min-width: 1536px) {
    .lp-container,
    .lp-container--wide {
        max-width: min(var(--lp-container-wide), 90vw);
    }
}

@media (min-width: 1920px) {
    :root {
        --lp-gutter-xl: clamp(2.5rem, 4vw, 6rem);
    }

    .lp-section {
        padding-block: clamp(5.5rem, 6vh, 7rem);
    }
}