/* ── Design tokens (mirrored from reset.css) ── */
:root {
    --color-white: #fafbfc;
    --color-blue-dark: #091e42;
    --color-blue: #0052cc;
    --color-blue-light: #deebff;
    --color-purple: #6554C0;
    --color-grey-100: #ecedf0;
    --color-grey-200: #e0e2e7;
    --color-grey-300: #c4c8d0;
    --color-grey-400: #8c929a;
    --color-grey-500: #5f6368;
    --color-bg: #fafbfc;
    --color-bg-subtle: #f4f5f7;
    --color-border: #e0e2e7;
    --color-text: #242528;
    --color-text-subtle: #5f6368;
    --color-text-muted: #8c929a;
    --color-text-inverse: #fafbfc;
    --color-red: #bf2600;
    --color-green: #006644;
    --font-family: 'Inter Tight', sans-serif;
    --font-xs: 0.75rem;
    --font-sm: 0.85rem;
    --font-base: 1rem;
    --font-md: 1.125rem;
    --font-lg: 1.25rem;
    --font-xl: 1.5rem;
    --weight-normal: 400;
    --weight-medium: 500;
    --weight-semibold: 600;
    --weight-bold: 700;
    --weight-black: 800;
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 5rem;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    --transition-fast: 150ms ease;
}

/* ── Hard reset ── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
    background: none;
    font: inherit;
    color: inherit;
    text-decoration: none;
    list-style: none;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-base);
    font-weight: var(--weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

button {
    cursor: pointer;
}

img {
    display: block;
    max-width: 100%;
}

/* ── Material Symbols ── */
#marketing-screen .material-symbols-outlined {
    font-family: 'Material Symbols Outlined';
    font-size: 1.5rem;
    line-height: 1;
    font-weight: normal;
    font-style: normal;
    display: inline-block;
    white-space: nowrap;
    direction: ltr;
    letter-spacing: normal;
    text-transform: none;
    user-select: none;
    font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}

/* ────────────────────────────────────────────── */
/* INTEGRATION NOTE                               */
/* In production, #marketing-screen sits above    */
/* the app in index.html:                         */
/*   position: fixed; inset: 0;                   */
/*   z-index: 100; overflow-y: auto;              */
/* Hidden via display:none when authenticated.    */
/* ────────────────────────────────────────────── */

/* ── Layout wrapper ── */
.mkt-page {
    display: flex;
    flex-direction: column;
    min-height: 100dvh;
}

.mkt-container {
    width: 100%;
    max-width: 50rem;
    /* matches app max-width */
    margin-inline: auto;
    padding-inline: var(--space-8);
}

/* ════════════════════════════════════════════ */
/* SECTION 1: Top nav                           */
/* ════════════════════════════════════════════ */

.mkt-nav {
    position: sticky;
    top: 0;
    z-index: 10;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.mkt-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 3.25rem;
}

.mkt-nav__wordmark {
    font-size: var(--font-md);
    font-weight: var(--weight-black);
    color: var(--color-blue-dark);
    letter-spacing: -0.02em;
}

.mkt-nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

#marketing-screen .btn-ghost {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-blue-dark);
    transition: background-color var(--transition-fast);
}

#marketing-screen .btn-ghost:hover {
    background-color: var(--color-grey-100);
}

#marketing-screen .btn-primary {
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: var(--weight-semibold);
    background-color: var(--color-blue);
    color: var(--color-text-inverse);
    transition: opacity var(--transition-fast);
}

#marketing-screen .btn-primary:hover {
    opacity: 0.88;
}

#marketing-screen .btn-primary--large {
    padding: var(--space-3) var(--space-8);
    font-size: var(--font-base);
    border-radius: var(--radius-full);
    font-weight: var(--weight-semibold);
    background-color: var(--color-blue);
    color: var(--color-text-inverse);
    transition: opacity var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

#marketing-screen .btn-primary--large:hover {
    opacity: 0.88;
}


/* ════════════════════════════════════════════ */
/* SECTION 2: Hero                              */
/* ════════════════════════════════════════════ */

.mkt-hero {
    padding-block: var(--space-16) var(--space-12);
    text-align: center;
}

.mkt-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    background-color: var(--color-blue-light);
    color: var(--color-blue);
    font-size: var(--font-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: var(--space-6);
}

.mkt-hero__headline {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: var(--weight-black);
    line-height: var(--line-height-tight);
    color: var(--color-blue-dark);
    letter-spacing: -0.03em;
    margin-bottom: var(--space-5);
}

.mkt-hero__headline em {
    font-style: normal;
    color: var(--color-blue);
}

.mkt-hero__sub {
    font-size: var(--font-md);
    color: var(--color-text-subtle);
    line-height: var(--line-height-normal);
    max-width: 34rem;
    margin-inline: auto;
    margin-bottom: var(--space-8);
}

.mkt-hero__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-10);
}

.mkt-hero__legal {
    font-size: var(--font-xs);
    color: var(--color-text-muted);
}

/* ── Logo SVG ── */
.mkt-logo {
    display: block;
    width: 1.5rem;
    height: 1.5rem;
    flex-shrink: 0;
}

.mkt-logo path {
    fill: var(--color-blue);
}

.mkt-logo .logo__primary {
    fill: var(--color-blue-dark);
}

.mkt-nav__wordmark,
.mkt-footer__wordmark {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* ── Hero carousel ── */
.mkt-carousel {
    position: relative;
    user-select: none;
    width: 100%;
}

.mkt-carousel__viewport {
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.mkt-carousel__track {
    display: flex;
    transition: transform 400ms ease;
}

.mkt-carousel__slide {
    flex: 0 0 100%;
    display: flex;
    justify-content: center;
}

.mkt-carousel__slide-inner {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    position: relative;
    color: var(--color-text-muted);
    font-size: var(--font-sm);
}

.mkt-carousel__slide-inner img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    display: block;
}

.mkt-carousel__slide-inner .material-symbols-outlined {
    font-size: 2.5rem;
    color: var(--color-grey-300);
}

.mkt-carousel__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.mkt-carousel__btn {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue-dark);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    flex-shrink: 0;
}

.mkt-carousel__btn:hover {
    background-color: var(--color-grey-100);
}

.mkt-carousel__btn .material-symbols-outlined {
    font-size: 1.25rem;
}

.mkt-carousel__dots {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.mkt-carousel__dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--radius-full);
    background-color: var(--color-grey-300);
    cursor: pointer;
    border: none;
    transition: background-color var(--transition-fast), width var(--transition-fast);
}

.mkt-carousel__dot[data-active='true'] {
    background-color: var(--color-blue);
    width: 1.25rem;
}

/* ── Hero side-by-side layout ── */
.mkt-hero__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: center;
    margin-bottom: var(--space-8);
}

.mkt-hero__content {
    min-width: 0;
}

.mkt-hero__visual {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Full-width CTA row below the side-by-side grid */
.mkt-hero__cta {
    text-align: center;
}

@media (min-width: 600px) {
    .mkt-hero {
        text-align: left;
    }

    .mkt-hero__layout {
        grid-template-columns: 1fr 26rem;
    }

    .mkt-hero__sub {
        margin-inline: 0;
    }

    .mkt-hero__actions {
        justify-content: center;
    }
}


/* ════════════════════════════════════════════ */
/* SECTION 3: Feature value props              */
/* ════════════════════════════════════════════ */

.mkt-features {
    padding-block: var(--space-12);
    border-top: 1px solid var(--color-border);
}

.mkt-section-label {
    font-size: var(--font-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-blue);
    margin-bottom: var(--space-3);
    text-align: center;
}

.mkt-section-heading {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: var(--weight-black);
    line-height: var(--line-height-tight);
    color: var(--color-blue-dark);
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: var(--space-10);
}

.mkt-features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
}

@media (min-width: 520px) {
    .mkt-features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 720px) {
    .mkt-features__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.mkt-feature-card {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.mkt-feature-card__icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    background-color: var(--color-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue);
}

.mkt-feature-card__icon .material-symbols-outlined {
    font-size: 1.25rem;
}

.mkt-feature-card__title {
    font-size: var(--font-base);
    font-weight: var(--weight-bold);
    color: var(--color-blue-dark);
}

.mkt-feature-card__desc {
    font-size: var(--font-sm);
    color: var(--color-text-subtle);
    line-height: var(--line-height-normal);
}


/* ════════════════════════════════════════════ */
/* SECTION 4: Insights preview grid             */
/* ════════════════════════════════════════════ */

.mkt-insights {
    padding-block: var(--space-12);
    border-top: 1px solid var(--color-border);
}

.mkt-insights__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

@media (min-width: 480px) {
    .mkt-insights__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 700px) {
    .mkt-insights__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.mkt-insight-tile {
    padding: var(--space-4) var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    text-align: center;
}

.mkt-insight-tile .material-symbols-outlined {
    font-size: 1.5rem;
    color: var(--color-purple);
}

.mkt-insight-tile__label {
    font-size: var(--font-xs);
    font-weight: var(--weight-medium);
    color: var(--color-text-subtle);
    line-height: var(--line-height-tight);
}


/* ════════════════════════════════════════════ */
/* SECTION 5: How it works                      */
/* ════════════════════════════════════════════ */

.mkt-how {
    padding-block: var(--space-12);
    border-top: 1px solid var(--color-border);
}

.mkt-how__steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-top: var(--space-10);
}

@media (min-width: 480px) {
    .mkt-how__steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 800px) {
    .mkt-how__steps {
        grid-template-columns: repeat(4, 1fr);
    }
}

.mkt-step {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.mkt-step__number {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-full);
    border: 2px solid var(--color-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-sm);
    font-weight: var(--weight-bold);
    color: var(--color-blue);
}

.mkt-step__title {
    font-size: var(--font-base);
    font-weight: var(--weight-bold);
    color: var(--color-blue-dark);
}

.mkt-step__desc {
    font-size: var(--font-sm);
    color: var(--color-text-subtle);
    line-height: var(--line-height-normal);
}


/* ════════════════════════════════════════════ */
/* SECTION 6: Use cases                         */
/* ════════════════════════════════════════════ */

.mkt-usecases {
    padding-block: var(--space-12);
    border-top: 1px solid var(--color-border);
}

.mkt-usecases__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    margin-top: var(--space-10);
}

@media (min-width: 480px) {
    .mkt-usecases__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 720px) {
    .mkt-usecases__grid {
        /* 3 cols, with last card spanning 2 to centre-align a row of 5 */
        grid-template-columns: repeat(3, 1fr);
    }
}

.mkt-usecase-card {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.mkt-usecase-card__img {
    width: 100%;
    height: 8rem;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    margin-bottom: var(--space-1);
}

.mkt-usecase-card__img img {
    height: 100%;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
}

.mkt-usecase-card__title {
    font-size: var(--font-base);
    font-weight: var(--weight-bold);
    color: var(--color-blue-dark);
}

.mkt-usecase-card__desc {
    font-size: var(--font-sm);
    color: var(--color-text-subtle);
    line-height: var(--line-height-normal);
}

/* ════════════════════════════════════════════ */
/* SECTION 7: Final CTA                         */
/* ════════════════════════════════════════════ */

.mkt-cta {
    padding-block: var(--space-12);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.mkt-cta__headline {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: var(--weight-black);
    line-height: var(--line-height-tight);
    color: var(--color-blue-dark);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.mkt-cta__sub {
    font-size: var(--font-sm);
    color: var(--color-text-subtle);
    margin-bottom: var(--space-8);
}

.mkt-cta__legal {
    margin-top: var(--space-5);
    font-size: var(--font-xs);
    color: var(--color-text-muted);
}

.mkt-cta__legal a {
    color: var(--color-text-subtle);
    text-decoration: underline;
}


/* ════════════════════════════════════════════ */
/* Footer                                       */
/* ════════════════════════════════════════════ */

.mkt-footer {
    margin-top: auto;
    border-top: 1px solid var(--color-border);
    padding-block: var(--space-6);
}

.mkt-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.mkt-footer__wordmark {
    font-size: var(--font-sm);
    font-weight: var(--weight-black);
    color: var(--color-blue-dark);
    letter-spacing: -0.02em;
}

.mkt-footer__links {
    display: flex;
    gap: var(--space-5);
}

.mkt-footer__links a {
    font-size: var(--font-xs);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.mkt-footer__links a:hover {
    color: var(--color-text-subtle);
}


/* ════════════════════════════════ */
/* Dev annotation overlay          */
/* (remove in production)          */
/* ════════════════════════════════ */

.mkt-annotation {
    display: inline-block;
    padding: 0.1em var(--space-2);
    border-radius: var(--radius-sm);
    background-color: #fffbe6;
    border: 1px solid #f5d000;
    font-size: var(--font-xs);
    color: #7a6800;
    font-weight: var(--weight-medium);
}

/* ─────────────────────── */
/* #marketing-screen overlay */
/* ─────────────────────── */
#marketing-screen {
    position: fixed;
    inset: 0;
    z-index: 100;
    overflow-y: auto;
    background: #fff;
}