/*
|--------------------------------------------------------------------------
| Tetology — Module 0
|--------------------------------------------------------------------------
|
| File:
|   landing.css
|
| Purpose:
|   Landing page component styles.
|
|--------------------------------------------------------------------------
*/

/*
|--------------------------------------------------------------------------
| Header
|--------------------------------------------------------------------------
*/

.site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: var(--z-index-header);
    min-height: var(--header-height);
    border-bottom:
        var(--border-width-thin)
        solid
        rgba(188, 200, 216, 0.72);
    background:
        rgba(255, 255, 255, 0.88);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.8),
        var(--shadow-xs);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.site-header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: var(--header-height);
}

/*
|--------------------------------------------------------------------------
| Brand
|--------------------------------------------------------------------------
*/

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    min-width: 0;
    color: var(--color-text);
    text-decoration: none;
    transition:
        opacity var(--transition-fast),
        transform var(--transition-fast);
}

.site-brand:hover {
    text-decoration: none;
    opacity: 0.92;
}

.site-brand:active {
    transform: translateY(1px);
}

.site-brand__mark {
    display: inline-flex;
    flex: 0 0 3rem;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 50%;
    background: transparent;
    box-shadow: none;
    user-select: none;
}

.site-brand__mark img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-brand__content {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.site-brand__name {
    overflow: hidden;
    color: var(--color-text);
    font-family: var(--font-family-system);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.site-brand__tagline {
    overflow: hidden;
    margin-block-start: 0.125rem;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-snug);
    letter-spacing: var(--letter-spacing-wide);
    text-overflow: ellipsis;
    white-space: nowrap;
}

/*
|--------------------------------------------------------------------------
| Header actions
|--------------------------------------------------------------------------
*/

.site-header__actions {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-2);
}

/*
|--------------------------------------------------------------------------
| Header control
|--------------------------------------------------------------------------
*/

.header-control {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    padding-inline: var(--space-3);
    border:
        var(--border-width-thin)
        solid
        var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    background: var(--color-surface);
    box-shadow: var(--shadow-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast),
        opacity var(--transition-fast);
}

.header-control:not(:disabled):hover {
    color: var(--color-primary);
    border-color: rgba(29, 78, 216, 0.28);
    background: var(--color-primary-soft);
    box-shadow: var(--shadow-sm);
}

.header-control:not(:disabled):active {
    transform: translateY(1px);
}

.header-control:disabled {
    color: var(--color-text-muted);
    background: var(--color-surface-soft);
    box-shadow: none;
    opacity: 0.62;
}

.header-control__icon {
    display: inline-grid;
    place-items: center;
    width: 1.25rem;
    height: 1.25rem;
    font-family: var(--font-family-system);
    font-size: var(--font-size-lg);
    line-height: 1;
}

.header-control__label {
    line-height: 1;
}


/*
|--------------------------------------------------------------------------
| App launch button
|--------------------------------------------------------------------------
*/

.header-launch-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: var(--touch-target-min);
    padding-inline: var(--space-4);
    border:
        var(--border-width-thin)
        solid
        transparent;
    border-radius: var(--radius-md);
    color: var(--color-text-inverse);
    background: var(--gradient-primary);
    box-shadow:
        0 8px 18px rgba(29, 78, 216, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.22);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
    transition:
        filter var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast);
}

.header-launch-button:hover {
    text-decoration: none;
    filter: brightness(1.04);
    box-shadow:
        0 10px 24px rgba(29, 78, 216, 0.26),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.header-launch-button:active {
    filter: brightness(0.98);
    transform: translateY(0);
}

/*
|--------------------------------------------------------------------------
| Header fallback
|--------------------------------------------------------------------------
*/

@supports not (
    (backdrop-filter: blur(1px))
    or
    (-webkit-backdrop-filter: blur(1px))
) {
    .site-header {
        background: rgba(255, 255, 255, 0.98);
    }
}

/*
|--------------------------------------------------------------------------
| Small screens
|--------------------------------------------------------------------------
*/

@media (max-width: 35.999rem) {
    .site-header__container {
        gap: var(--space-3);
    }

    .site-brand {
        gap: var(--space-2);
        min-width: 0;
    }

    .site-brand__mark {
        flex-basis: 2.5rem;
        width: 2.5rem;
        height: 2.5rem;
        border-radius: 50%;
    }

    .site-brand__name {
        font-size: var(--font-size-lg);
    }

    .site-brand__tagline {
        display: none;
    }

    .header-control {
        width: var(--touch-target-min);
        padding-inline: 0;
    }

    .header-control__label {
        display: none;
    }

    .header-launch-button {
        padding-inline: var(--space-3);
        font-size: var(--font-size-xs);
    }
}

/*
|--------------------------------------------------------------------------
| Very small screens
|--------------------------------------------------------------------------
*/

@media (max-width: 22rem) {
    .site-header__container {
        gap: var(--space-2);
    }

    .site-brand__content {
        max-width: 7.5rem;
    }

    .site-brand__mark {
        flex-basis: 2.25rem;
        width: 2.25rem;
        height: 2.25rem;
    }

    .header-control {
        display: none;
    }

    .header-launch-button {
        min-height: 2.5rem;
        padding-inline: var(--space-3);
    }
}

/*
|--------------------------------------------------------------------------
| Larger screens
|--------------------------------------------------------------------------
*/

@media (min-width: 48rem) {
    .site-header__actions {
        gap: var(--space-3);
    }

    .header-control,
    .header-launch-button {
        min-height: var(--control-height-lg);
    }

    .site-brand__mark {
        flex-basis: 3rem;
        width: 3rem;
        height: 3rem;
    }
}

/*
|--------------------------------------------------------------------------
| Hero section
|--------------------------------------------------------------------------
*/

.hero-section {
    position: relative;
    overflow: hidden;
    padding-block:
        clamp(4.5rem, 10vw, 7.5rem)
        clamp(4rem, 8vw, 6.5rem);
    background:
        linear-gradient(
            90deg,
            rgba(247, 249, 252, 0.84) 0%,
            rgba(247, 249, 252, 0.64) 48%,
            rgba(247, 249, 252, 0.78) 100%
        ),
        url("../images/hero-background.webp")
        center center / cover
        no-repeat;
    isolation: isolate;
}

.hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        linear-gradient(
            180deg,
            rgba(255, 255, 255, 0.08) 0%,
            rgba(255, 255, 255, 0.2) 100%
        );
    pointer-events: none;
}

.hero-section::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    inset-block-end: 0;
    z-index: 0;
    height: 28%;
    background:
        linear-gradient(
            180deg,
            transparent 0%,
            rgba(247, 249, 252, 0.7) 100%
        );
    pointer-events: none;
}

.hero-section__container {
    position: relative;
    z-index: var(--z-index-base);
    display: grid;
    align-items: center;
    gap: clamp(2.5rem, 7vw, 5.5rem);
}

/*
|--------------------------------------------------------------------------
| Hero content
|--------------------------------------------------------------------------
*/


.hero-content {
    max-width: 43rem;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-block-end: var(--space-5);
    padding: var(--space-2) var(--space-3);
    border:
        var(--border-width-thin)
        solid
        rgba(29, 78, 216, 0.18);
    border-radius: var(--radius-pill);
    color: var(--color-primary);
    background: var(--color-primary-soft);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    letter-spacing: var(--letter-spacing-wide);
}

.hero-eyebrow::before {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow:
        0 0 0 0.25rem rgba(37, 99, 235, 0.1);
}

.hero-title {
    max-width: 13ch;
    font-size:
        clamp(
            2.65rem,
            7vw,
            5rem
        );
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.hero-description {
    max-width: 40rem;
    margin-block-start: var(--space-6);
    font-size:
        clamp(
            var(--font-size-md),
            2vw,
            var(--font-size-xl)
        );
    line-height: 1.7;
}

/*
|--------------------------------------------------------------------------
| Language note
|--------------------------------------------------------------------------
*/

.hero-language-note {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin-block-start: var(--space-5);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.hero-language-note__label {
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-semibold);
}

.hero-language-note__item {
    color: var(--color-text);
}

/*
|--------------------------------------------------------------------------
| Hero actions
|--------------------------------------------------------------------------
*/

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
    margin-block-start: var(--space-8);
}

.hero-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: var(--control-height-lg);
    padding-inline: var(--space-5);
    border:
        var(--border-width-thin)
        solid
        transparent;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast),
        filter var(--transition-fast);
}

.hero-button:hover {
    text-decoration: none;
}

.hero-button:active {
    transform: translateY(0);
}

.hero-button--primary {
    color: var(--color-text-inverse);
    background: var(--gradient-primary);
    box-shadow:
        0 12px 28px rgba(29, 78, 216, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.hero-button--primary:hover {
    filter: brightness(1.04);
    box-shadow:
        0 16px 34px rgba(29, 78, 216, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.28);
    transform: translateY(-2px);
}

.hero-button--secondary {
    color: var(--color-text);
    border-color: var(--color-border);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.hero-button--secondary:hover {
    color: var(--color-primary);
    border-color: rgba(29, 78, 216, 0.3);
    background: var(--color-primary-soft);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.hero-button:disabled {
    opacity: 0.56;
    cursor: not-allowed;
    transform: none;
}

/*
|--------------------------------------------------------------------------
| Hero benefits
|--------------------------------------------------------------------------
*/

.hero-benefits {
    display: flex;
    flex-wrap: wrap;
    gap:
        var(--space-3)
        var(--space-5);
    margin-block-start: var(--space-7);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.hero-benefits__item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.hero-benefits__icon {
    display: inline-grid;
    flex: 0 0 auto;
    place-items: center;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    color: var(--color-success);
    background: rgba(21, 128, 61, 0.1);
    font-family: var(--font-family-system);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

/*
|--------------------------------------------------------------------------
| Hero visual
|--------------------------------------------------------------------------
*/

.hero-visual {
    position: relative;
    width: 100%;
    max-width: 35rem;
    margin-inline: auto;
}

.hero-visual::before {
    content: "";
    position: absolute;
    inset: 8% 8% -8%;
    border-radius: 2rem;
    background:
        linear-gradient(
            135deg,
            rgba(37, 99, 235, 0.16),
            rgba(214, 167, 0, 0.1)
        );
    filter: blur(2.2rem);
    opacity: 0.8;
    pointer-events: none;
}

.hero-app-preview {
    position: relative;
    overflow: hidden;
    border:
        var(--border-width-thin)
        solid
        rgba(188, 200, 216, 0.82);
    border-radius: 1.75rem;
    background: var(--color-surface-elevated);
    box-shadow:
        0 28px 70px rgba(15, 23, 42, 0.16),
        0 8px 22px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transform:
        perspective(70rem)
        rotateY(-3deg)
        rotateX(2deg);
    transform-origin: center;
}

.hero-app-preview__topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: 4rem;
    padding-inline: var(--space-5);
    border-bottom:
        var(--border-width-thin)
        solid
        var(--color-border);
    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f8fafc 100%
        );
}

.hero-app-preview__brand {
    color: var(--color-text);
    font-family: var(--font-family-system);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    letter-spacing: var(--letter-spacing-tight);
}

.hero-app-preview__status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding:
        0.4rem
        0.75rem;
    border-radius: var(--radius-pill);
    color: var(--color-success);
    background: rgba(21, 128, 61, 0.1);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.hero-app-preview__status::before {
    content: "";
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: currentColor;
}

.hero-app-preview__body {
    padding: clamp(1.25rem, 4vw, 2rem);
    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f8fafc 100%
        );
}

.hero-app-preview__welcome {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    border:
        var(--border-width-thin)
        solid
        var(--color-border);
    border-radius: var(--radius-xl);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.hero-app-preview__badge {
    display: inline-flex;
    flex: 0 0 3.5rem;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 50%;
    background: transparent;
    box-shadow: none;
}

.hero-app-preview__badge img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hero-app-preview__welcome-content {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    min-width: 0;
    gap: 0.2rem;
}

.hero-app-preview__welcome-content strong {
    display: block;
    color: var(--color-text);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-snug);
}

.hero-app-preview__welcome-content > span {
    display: block;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-snug);
}

.hero-app-preview__cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
    margin-block-start: var(--space-4);
}

.hero-app-preview__card {
    display: grid;
    place-items: center;
    min-height: 7rem;
    padding: var(--space-4);
    border:
        var(--border-width-thin)
        solid
        var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    background: var(--color-surface);
    box-shadow: var(--shadow-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    text-align: center;
}

.hero-app-preview__card:nth-child(1) {
    background:
        linear-gradient(
            180deg,
            #eff6ff 0%,
            #ffffff 100%
        );
}

.hero-app-preview__card:nth-child(2) {
    background:
        linear-gradient(
            180deg,
            #fff9db 0%,
            #ffffff 100%
        );
}

.hero-app-preview__card:nth-child(3) {
    background:
        linear-gradient(
            180deg,
            #f0fdf4 0%,
            #ffffff 100%
        );
}

/*
|--------------------------------------------------------------------------
| Responsive hero
|--------------------------------------------------------------------------
*/

@media (min-width: 62rem) {
    .hero-section__container {
        grid-template-columns:
            minmax(0, 1.08fr)
            minmax(24rem, 0.92fr);
    }

    .hero-visual {
        justify-self: end;
    }
}

@media (max-width: 61.999rem) {
    .hero-section__container {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero-content {
        max-width: 50rem;
        text-align: center;
        margin-inline: auto;
    }

    .hero-title,
    .hero-description {
        margin-inline: auto;
    }

    .hero-language-note,
    .hero-actions,
    .hero-benefits {
        justify-content: center;
    }

    .hero-visual {
        max-width: 38rem;
    }

    .hero-app-preview {
        transform: none;
    }
}

@media (max-width: 40rem) {
    .hero-section {
        padding-block:
            var(--space-16)
            var(--space-14);
    }

    .hero-title {
        max-width: 15ch;
        font-size:
            clamp(
                2.35rem,
                12vw,
                3.5rem
            );
    }

    .hero-description {
        font-size: var(--font-size-md);
    }

    .hero-actions {
        align-items: stretch;
    }

    .hero-button {
        width: 100%;
        min-height: 3.25rem;
    }

    .hero-benefits {
        flex-direction: column;
        align-items: flex-start;
        max-width: 22rem;
        margin-inline: auto;
        text-align: start;
    }

    .hero-app-preview__cards {
        grid-template-columns: 1fr;
    }

    .hero-app-preview__card {
        min-height: 4.5rem;
    }
}

@media (max-width: 25rem) {
    .hero-eyebrow {
        font-size: var(--font-size-xs);
    }

    .hero-app-preview__topbar {
        padding-inline: var(--space-4);
    }

    .hero-app-preview__welcome {
        align-items: center;
        gap: var(--space-3);
        padding: var(--space-4);
    }

    .hero-app-preview__badge {
        width: 2.75rem;
        height: 2.75rem;
    }

    .hero-app-preview__welcome-content strong {
        font-size: var(--font-size-base);
    }
}


@media (max-width: 30rem) {
    .hero-app-preview__welcome-content strong {
        font-size: var(--font-size-sm);
    }

    .hero-app-preview__welcome-content > span {
        font-size: var(--font-size-xs);
    }
}

/*
|--------------------------------------------------------------------------
| Features Section
|--------------------------------------------------------------------------
*/

.features-section {
    padding-block: clamp(4rem, 8vw, 6.5rem);
    border-top: 1px solid rgba(188, 200, 216, 0.55);
    background:
        linear-gradient(
            180deg,
            rgba(255, 255, 255, 0.82) 0%,
            rgba(247, 249, 252, 0.98) 100%
        );
}

.features-section__container {
    display: flex;
    flex-direction: column;
    gap: clamp(2.5rem, 6vw, 4.5rem);
}

.section-heading {
    width: min(100%, var(--content-width-medium));
    margin-inline: auto;
    text-align: center;
}

.section-heading__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-block-end: var(--space-4);
    padding: var(--space-2) var(--space-3);
    border: 1px solid rgba(214, 167, 0, 0.24);
    border-radius: var(--radius-pill);
    color: #8a6500;
    background: var(--color-accent-soft);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.section-heading__eyebrow::before {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-accent);
}

.section-heading__title {
    max-width: 20ch;
    margin-inline: auto;
}

.section-heading__description {
    max-width: 44rem;
    margin: var(--space-5) auto 0;
    font-size: clamp(
        var(--font-size-base),
        2vw,
        var(--font-size-lg)
    );
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-5);
}

.feature-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 100%;
    padding: clamp(
        var(--space-5),
        3vw,
        var(--space-7)
    );
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f8fafc 100%
        );
    box-shadow: var(--shadow-sm);
    transition:
        border-color var(--transition-normal),
        box-shadow var(--transition-normal),
        transform var(--transition-normal);
}

.feature-card:hover {
    border-color: rgba(29, 78, 216, 0.25);
    box-shadow: var(--shadow-md);
    transform: translateY(-0.25rem);
}

.feature-card__icon {
    display: inline-grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    margin-block-end: var(--space-5);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
}

.feature-card__icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.feature-card__icon--study {
    color: #1d4ed8;
    border-color: rgba(29, 78, 216, 0.16);
    background: #eaf1ff;
}

.feature-card__icon--practice {
    color: #9a6700;
    border-color: rgba(214, 167, 0, 0.2);
    background: #fff7cf;
}

.feature-card__icon--progress {
    color: #15803d;
    border-color: rgba(21, 128, 61, 0.16);
    background: #eaf8ee;
}

.feature-card__icon--language {
    color: #6d28d9;
    border-color: rgba(109, 40, 217, 0.16);
    background: #f1eaff;
}

.feature-card__icon--device {
    color: #0369a1;
    border-color: rgba(3, 105, 161, 0.16);
    background: #e8f6fc;
}

.feature-card__icon--security {
    color: #b91c1c;
    border-color: rgba(185, 28, 28, 0.15);
    background: #fff0f0;
}

.feature-card__title {
    margin-block-end: var(--space-3);
    font-size: clamp(
        var(--font-size-lg),
        2vw,
        var(--font-size-xl)
    );
    line-height: var(--line-height-snug);
}

.feature-card__description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

@media (max-width: 61.999rem) {
    .features-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 40rem) {
    .features-section {
        padding-block: var(--space-14);
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .feature-card {
        padding: var(--space-5);
        border-radius: var(--radius-lg);
    }

    .feature-card:hover {
        transform: none;
    }
}

@media (hover: none) {
    .feature-card:hover {
        border-color: var(--color-border);
        box-shadow: var(--shadow-sm);
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .feature-card {
        transition: none;
    }

    .feature-card:hover {
        transform: none;
    }
}

/*
|--------------------------------------------------------------------------
| Launch CTA Section
|--------------------------------------------------------------------------
*/

.launch-section {
    padding-block:
        clamp(4rem, 8vw, 6.5rem);
    background:
        linear-gradient(
            180deg,
            rgba(247, 249, 252, 0.96) 0%,
            rgba(241, 245, 249, 0.98) 100%
        );
}

.launch-panel {
    position: relative;
    display: grid;
    align-items: center;
    gap: clamp(2rem, 6vw, 4.5rem);
    overflow: hidden;
    padding:
        clamp(2rem, 6vw, 4.5rem);
    border:
        var(--border-width-thin)
        solid
        rgba(29, 78, 216, 0.16);
    border-radius: clamp(
        var(--radius-xl),
        3vw,
        2rem
    );
    background:
        linear-gradient(
            135deg,
            #0f172a 0%,
            #172554 48%,
            #1d4ed8 100%
        );
    box-shadow:
        0 28px 70px rgba(15, 23, 42, 0.22),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    isolation: isolate;
}

.launch-panel::before,
.launch-panel::after {
    content: "";
    position: absolute;
    z-index: -1;
    border-radius: 50%;
    pointer-events: none;
}

.launch-panel::before {
    inset-block-start: -9rem;
    inset-inline-end: -7rem;
    width: 22rem;
    height: 22rem;
    background:
        radial-gradient(
            circle,
            rgba(255, 255, 255, 0.18) 0%,
            rgba(255, 255, 255, 0.05) 45%,
            transparent 72%
        );
}

.launch-panel::after {
    inset-block-end: -10rem;
    inset-inline-start: -7rem;
    width: 21rem;
    height: 21rem;
    background:
        radial-gradient(
            circle,
            rgba(214, 167, 0, 0.2) 0%,
            rgba(214, 167, 0, 0.06) 45%,
            transparent 72%
        );
}

/*
|--------------------------------------------------------------------------
| Launch CTA Content
|--------------------------------------------------------------------------
*/

.launch-panel__content {
    max-width: 46rem;
}

.launch-panel__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-block-end: var(--space-4);
    padding:
        var(--space-2)
        var(--space-3);
    border:
        var(--border-width-thin)
        solid
        rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-pill);
    color: #dbeafe;
    background: rgba(255, 255, 255, 0.08);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    letter-spacing: var(--letter-spacing-wide);
}

.launch-panel__eyebrow::before {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: #facc15;
    box-shadow:
        0 0 0 0.25rem rgba(250, 204, 21, 0.13);
}

.launch-panel__title {
    max-width: 18ch;
    color: #ffffff;
    font-size:
        clamp(
            2rem,
            5vw,
            3.75rem
        );
    line-height: 1.08;
    letter-spacing: -0.035em;
}

.launch-panel__description {
    max-width: 42rem;
    margin-block-start: var(--space-5);
    color: rgba(226, 232, 240, 0.9);
    font-size:
        clamp(
            var(--font-size-base),
            2vw,
            var(--font-size-lg)
        );
    line-height: var(--line-height-relaxed);
}

.launch-panel__languages {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin-block-start: var(--space-5);
    color: rgba(226, 232, 240, 0.82);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

/*
|--------------------------------------------------------------------------
| Launch CTA Actions
|--------------------------------------------------------------------------
*/

.launch-panel__actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
    width: 100%;
    max-width: 24rem;
}

.launch-panel__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    min-height: 3.25rem;
    padding-inline: var(--space-5);
    border:
        var(--border-width-thin)
        solid
        transparent;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast),
        filter var(--transition-fast);
}

.launch-panel__button:hover {
    text-decoration: none;
}

.launch-panel__button--primary {
    color: #172033;
    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f8fafc 100%
        );
    box-shadow:
        0 14px 28px rgba(2, 6, 23, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.launch-panel__button--primary:hover {
    filter: brightness(1.02);
    box-shadow:
        0 18px 34px rgba(2, 6, 23, 0.26),
        inset 0 1px 0 rgba(255, 255, 255, 0.95);
    transform: translateY(-2px);
}

.launch-panel__button--secondary {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.24);
    background: rgba(255, 255, 255, 0.08);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.launch-panel__button--secondary:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-2px);
}

.launch-panel__button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.launch-panel__note {
    color: rgba(226, 232, 240, 0.74);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-snug);
    text-align: center;
}

/*
|--------------------------------------------------------------------------
| Responsive Launch CTA
|--------------------------------------------------------------------------
*/

@media (min-width: 62rem) {
    .launch-panel {
        grid-template-columns:
            minmax(0, 1fr)
            minmax(19rem, 0.42fr);
    }

    .launch-panel__actions {
        justify-self: end;
    }
}

@media (max-width: 61.999rem) {
    .launch-panel {
        grid-template-columns: 1fr;
    }

    .launch-panel__content {
        text-align: center;
        margin-inline: auto;
    }

    .launch-panel__title,
    .launch-panel__description {
        margin-inline: auto;
    }

    .launch-panel__languages {
        justify-content: center;
    }

    .launch-panel__actions {
        max-width: 30rem;
        margin-inline: auto;
    }
}

@media (max-width: 40rem) {
    .launch-section {
        padding-block: var(--space-14);
    }

    .launch-panel {
        gap: var(--space-8);
        padding:
            var(--space-8)
            var(--space-5);
        border-radius: var(--radius-xl);
    }

    .launch-panel__title {
        font-size:
            clamp(
                2rem,
                10vw,
                2.75rem
            );
    }

    .launch-panel__description {
        font-size: var(--font-size-base);
    }

    .launch-panel__button {
        min-height: 3.25rem;
        white-space: normal;
    }
}

/*
|--------------------------------------------------------------------------
| Touch and reduced motion
|--------------------------------------------------------------------------
*/

@media (hover: none) {
    .launch-panel__button:hover {
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .launch-panel__button {
        transition: none;
    }

    .launch-panel__button:hover {
        transform: none;
    }
}



/*
|--------------------------------------------------------------------------
| Shared SVG icon system
|--------------------------------------------------------------------------
*/

.ui-icon {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    line-height: 1;
}

.ui-icon svg {
    display: block;
    width: 100%;
    height: 100%;
}

.ui-icon--arrow,
.ui-icon--external,
.ui-icon--download,
.ui-icon--top {
    transition:
        transform var(--transition-fast),
        opacity var(--transition-fast);
}

.header-launch-button:hover .ui-icon--arrow,
.hero-button:hover .ui-icon--arrow,
.launch-panel__button:hover .ui-icon--arrow {
    transform: translateX(0.22rem);
}

.hero-button:hover .ui-icon--download,
.launch-panel__button:hover .ui-icon--download {
    transform: translateY(0.14rem);
}

.app-showcase__store-link:hover .ui-icon--external {
    transform:
        translate(0.12rem, -0.12rem);
}

.site-footer__back-to-top:hover .ui-icon--top {
    transform: translateY(-0.15rem);
}


.site-footer__back-to-top{

    opacity:.25;

    pointer-events:none;

    transition:
        opacity .25s ease,
        transform .25s ease;

}

.site-footer__back-to-top.is-visible{

    opacity:1;

    pointer-events:auto;

}


.ui-icon--play {
    width: 1.35rem;
    height: 1.35rem;
}

@media (prefers-reduced-motion: reduce) {
    .ui-icon,
    .ui-icon--arrow,
    .ui-icon--external,
    .ui-icon--download,
    .ui-icon--top {
        transition: none;
    }

    .header-launch-button:hover .ui-icon--arrow,
    .hero-button:hover .ui-icon--arrow,
    .launch-panel__button:hover .ui-icon--arrow,
    .hero-button:hover .ui-icon--download,
    .launch-panel__button:hover .ui-icon--download,
    .app-showcase__store-link:hover .ui-icon--external,
    .site-footer__back-to-top:hover .ui-icon--top {
        transform: none;
    }
}

/*
|--------------------------------------------------------------------------
| Footer
|--------------------------------------------------------------------------
*/

.site-footer {
    position: relative;
    overflow: hidden;
    padding-block:
        clamp(4.5rem, 8vw, 6.5rem)
        var(--space-6);
    border-top:
        var(--border-width-thin)
        solid
        rgba(148, 163, 184, 0.18);
    background:
        radial-gradient(
            circle at 12% 18%,
            rgba(37, 99, 235, 0.14),
            transparent 32%
        ),
        radial-gradient(
            circle at 88% 78%,
            rgba(109, 40, 217, 0.12),
            transparent 34%
        ),
        linear-gradient(
            180deg,
            #0b1220 0%,
            #0f172a 48%,
            #111827 100%
        );
}

.site-footer::before {
    content: "";
    position: absolute;
    inset-inline: 0;
    inset-block-start: 0;
    height: 1px;
    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(96, 165, 250, 0.6),
            transparent
        );
    pointer-events: none;
}

.site-footer__container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: clamp(2.5rem, 5vw, 4rem);
}

.site-footer__top {
    display: grid;
    grid-template-columns:
        minmax(0, 1.2fr)
        minmax(22rem, 0.8fr);
    gap: clamp(3rem, 7vw, 6rem);
    align-items: start;
}

.site-footer__brand {
    max-width: 42rem;
}

.site-footer__brand-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-4);
    color: #ffffff;
    text-decoration: none;
    transition:
        opacity var(--transition-fast),
        transform var(--transition-fast);
}

.site-footer__brand-link:hover {
    text-decoration: none;
    opacity: 0.95;
    transform: translateY(-1px);
}

.site-footer__brand-mark {
    display: inline-flex;
    flex: 0 0 4rem;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    padding: 0;
    overflow: hidden;
    border:
        var(--border-width-thin)
        solid
        rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    box-shadow:
        0 14px 30px rgba(2, 6, 23, 0.34),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.site-footer__brand-mark img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-footer__brand-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    gap: 0.2rem;
}

.site-footer__brand-name {
    color: #ffffff;
    font-family: var(--font-family-system);
    font-size: clamp(
        var(--font-size-xl),
        2vw,
        var(--font-size-2xl)
    );
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
}

.site-footer__brand-tagline {
    color: rgba(226, 232, 240, 0.72);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-snug);
    letter-spacing: var(--letter-spacing-wide);
}

.site-footer__description {
    max-width: 40rem;
    margin-block-start: var(--space-6);
    color: rgba(226, 232, 240, 0.82);
    font-size: var(--font-size-base);
    line-height: 1.85;
}

.site-footer__badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-block-start: var(--space-5);
}

.site-footer__badges span {
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    padding-inline: var(--space-3);
    border:
        var(--border-width-thin)
        solid
        rgba(148, 163, 184, 0.2);
    border-radius: var(--radius-pill);
    color: rgba(226, 232, 240, 0.82);
    background: rgba(255, 255, 255, 0.05);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
}

.site-footer__navigation {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(2rem, 5vw, 3.5rem);
    padding: var(--space-6);
    border:
        var(--border-width-thin)
        solid
        rgba(148, 163, 184, 0.18);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.045);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.035);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.site-footer__nav-group {
    min-width: 0;
}

.site-footer__nav-title {
    margin-block-end: var(--space-4);
    color: #ffffff;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-snug);
    letter-spacing: var(--letter-spacing-wide);
}

.site-footer__nav-description {
    margin-block-end: var(--space-4);
    color: rgba(203, 213, 225, 0.72);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.site-footer__nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.site-footer__nav-link {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: var(--space-2);
    min-height: 2rem;
    color: rgba(226, 232, 240, 0.78);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-snug);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        transform var(--transition-fast);
}

.site-footer__nav-link::before {
    content: "";
    width: 0.45rem;
    height: 0.45rem;
    border-top: 0.12rem solid #60a5fa;
    border-right: 0.12rem solid #60a5fa;
    transform: rotate(45deg);
    transition: transform var(--transition-fast);
}

.site-footer__nav-link:hover {
    color: #ffffff;
    text-decoration: none;
    transform: translateX(0.2rem);
}

.site-footer__nav-link:hover::before {
    transform:
        translateX(0.15rem)
        rotate(45deg);
}

.site-footer__store-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    width: fit-content;
    min-height: 3.25rem;
    padding:
        var(--space-2)
        var(--space-4);
    border:
        var(--border-width-thin)
        solid
        rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-lg);
    color: #ffffff;
    background:
        linear-gradient(
            180deg,
            rgba(255, 255, 255, 0.1),
            rgba(255, 255, 255, 0.055)
        );
    box-shadow:
        0 12px 26px rgba(2, 6, 23, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    text-decoration: none;
    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
}

.site-footer__store-link:hover {
    border-color: rgba(96, 165, 250, 0.48);
    background: rgba(37, 99, 235, 0.16);
    box-shadow:
        0 16px 32px rgba(2, 6, 23, 0.32),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    text-decoration: none;
    transform: translateY(-2px);
}

.site-footer__store-icon {
    display: inline-grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-md);
    color: #ffffff;
    background: rgba(37, 99, 235, 0.8);
    font-size: var(--font-size-sm);
    line-height: 1;
}

.site-footer__store-copy {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
    line-height: 1;
}

.site-footer__store-copy small {
    color: rgba(226, 232, 240, 0.65);
    font-family: var(--font-family-system);
    font-size: 0.62rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.09em;
}

.site-footer__store-copy strong {
    color: #ffffff;
    font-family: var(--font-family-system);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

.site-footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-block-start: var(--space-6);
    border-top:
        var(--border-width-thin)
        solid
        rgba(148, 163, 184, 0.18);
}

.site-footer__copyright {
    color: rgba(148, 163, 184, 0.82);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-snug);
}

.site-footer__back-to-top {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 2.75rem;
    padding-inline: var(--space-3);
    border:
        var(--border-width-thin)
        solid
        rgba(148, 163, 184, 0.2);
    border-radius: var(--radius-md);
    color: rgba(226, 232, 240, 0.8);
    background: rgba(255, 255, 255, 0.045);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        transform var(--transition-fast);
}

.site-footer__back-to-top:hover {
    color: #ffffff;
    border-color: rgba(96, 165, 250, 0.4);
    background: rgba(37, 99, 235, 0.12);
    text-decoration: none;
    transform: translateY(-1px);
}

/*
|--------------------------------------------------------------------------
| Footer responsive
|--------------------------------------------------------------------------
*/

@media (max-width: 61.999rem) {
    .site-footer__top {
        grid-template-columns: 1fr;
    }

    .site-footer__brand {
        max-width: 48rem;
    }
}

@media (max-width: 47.999rem) {
    .site-footer__navigation {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 40rem) {
    .site-footer {
        padding-block:
            var(--space-14)
            var(--space-5);
    }

    .site-footer__navigation {
        padding: var(--space-5);
        border-radius: var(--radius-lg);
    }

    .site-footer__bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 25rem) {
    .site-footer__brand-link {
        align-items: center;
    }

    .site-footer__brand-mark {
        flex-basis: 3.25rem;
        width: 3.25rem;
        height: 3.25rem;
    }

    .site-footer__brand-name {
        font-size: var(--font-size-xl);
    }

    .site-footer__badges {
        flex-direction: column;
        align-items: flex-start;
    }
}

/*
|--------------------------------------------------------------------------
| Footer touch and reduced motion
|--------------------------------------------------------------------------
*/

@media (hover: none) {
    a.site-footer__nav-link:hover {
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .site-footer__brand-link,
    .site-footer__nav-link {
        transition: none;
    }

    a.site-footer__nav-link:hover {
        transform: none;
    }
}

/*
|--------------------------------------------------------------------------
| Hero wallpaper theme support
|--------------------------------------------------------------------------
*/

:root[data-effective-theme="dark"] .hero-section,
:root[data-theme="dark"] .hero-section {
    background:
        linear-gradient(
            90deg,
            rgba(15, 23, 42, 0.9) 0%,
            rgba(15, 23, 42, 0.76) 48%,
            rgba(15, 23, 42, 0.86) 100%
        ),
        url("../images/hero-background.webp")
        center center / cover
        no-repeat;
}

:root[data-effective-theme="dark"] .hero-section::before,
:root[data-theme="dark"] .hero-section::before {
    background:
        linear-gradient(
            180deg,
            rgba(15, 23, 42, 0.06) 0%,
            rgba(15, 23, 42, 0.24) 100%
        );
}

:root[data-effective-theme="dark"] .hero-section::after,
:root[data-theme="dark"] .hero-section::after {
    background:
        linear-gradient(
            180deg,
            transparent 0%,
            rgba(15, 23, 42, 0.7) 100%
        );
}

@media (max-width: 40rem) {
    .hero-section {
        background-position: center bottom;
    }
}

/*
|--------------------------------------------------------------------------
| Google Play and mobile app presentation
|--------------------------------------------------------------------------
*/

.hero-button--play-store {
    gap: 0.7rem;
    min-width: 10.5rem;
    padding: 0.55rem 1rem;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.1);
    background: #111827;
    box-shadow:
        0 12px 26px rgba(15, 23, 42, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.hero-button--play-store:hover {
    color: #ffffff;
    background: #020617;
    box-shadow:
        0 16px 32px rgba(15, 23, 42, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
}

.play-store-button__icon {
    display: inline-grid;
    place-items: center;
    width: 1.65rem;
    height: 1.65rem;
    font-size: 1.2rem;
    line-height: 1;
}

.play-store-button__text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.05rem;
    line-height: 1;
}

.play-store-button__text small {
    color: rgba(255, 255, 255, 0.72);
    font-family: var(--font-family-system);
    font-size: 0.58rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.09em;
}

.play-store-button__text strong {
    color: #ffffff;
    font-family: var(--font-family-system);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
}

.app-showcase {
    position: relative;
    width: min(100%, 35rem);
    margin-inline: auto;
    isolation: isolate;
}

.app-showcase__glow {
    position: absolute;
    z-index: -1;
    inset: 7% 3% -4%;
    border-radius: 3rem;
    background:
        radial-gradient(circle at 35% 25%, rgba(37, 99, 235, 0.3), transparent 52%),
        radial-gradient(circle at 75% 65%, rgba(168, 85, 247, 0.24), transparent 58%);
    filter: blur(2.4rem);
    pointer-events: none;
}

.app-showcase__card {
    position: relative;
    overflow: hidden;
    padding: clamp(1rem, 3vw, 1.5rem);
    border: var(--border-width-thin) solid rgba(188, 200, 216, 0.78);
    border-radius: 2rem;
    background: rgba(255, 255, 255, 0.86);
    box-shadow:
        0 30px 75px rgba(15, 23, 42, 0.18),
        0 10px 30px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.app-showcase__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: 0.25rem 0.25rem 1rem;
}

.app-showcase__identity {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    gap: var(--space-3);
}

.app-showcase__identity img {
    display: block;
    flex: 0 0 3rem;
    width: 3rem;
    height: 3rem;
    object-fit: contain;
}

.app-showcase__identity > span {
    display: flex;
    min-width: 0;
    flex-direction: column;
}

.app-showcase__identity strong {
    color: var(--color-text);
    font-family: var(--font-family-system);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-snug);
}

.app-showcase__identity small {
    overflow: hidden;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    line-height: var(--line-height-snug);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-showcase__status {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: var(--space-2);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-pill);
    color: var(--color-success);
    background: rgba(21, 128, 61, 0.1);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.app-showcase__status > span {
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: currentColor;
}

.app-showcase__phone-wrap {
    display: grid;
    place-items: center;
    min-height: 34rem;
    padding: clamp(1.25rem, 4vw, 2.5rem) clamp(0.5rem, 3vw, 1.5rem);
    border-radius: 1.5rem;
    background: linear-gradient(
        145deg,
        rgba(219, 234, 254, 0.9),
        rgba(245, 243, 255, 0.84)
    );
}

.app-showcase__phone {
    position: relative;
    width: min(70%, 18rem);
    overflow: hidden;
    padding: 0.48rem;
    border: 0.2rem solid #111827;
    border-radius: 2.65rem;
    background: #030712;
    box-shadow:
        0 24px 45px rgba(15, 23, 42, 0.32),
        inset 0 0 0 0.08rem rgba(255, 255, 255, 0.24);
    transform: perspective(70rem) rotateY(-2deg) rotateX(1deg);
}

.app-showcase__speaker {
    position: absolute;
    z-index: 2;
    inset-block-start: 0.72rem;
    inset-inline-start: 50%;
    width: 34%;
    height: 1.25rem;
    border-radius: 0 0 0.85rem 0.85rem;
    background: #030712;
    transform: translateX(-50%);
}

.app-showcase__screen {
    overflow: hidden;
    border-radius: 2rem;
    background: #5b21b6;
}

.app-showcase__screen img {
    display: block;
    width: 100%;
    height: auto;
}

.app-showcase__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: 1rem 0.25rem 0.15rem;
}

.app-showcase__footer > div {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 0.2rem;
}

.app-showcase__footer strong {
    color: var(--color-text);
    font-size: var(--font-size-base);
    line-height: var(--line-height-snug);
}

.app-showcase__footer > div > span {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    line-height: var(--line-height-snug);
}

.app-showcase__store-link {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: var(--space-2);
    min-height: 2.75rem;
    padding-inline: var(--space-3);
    border: var(--border-width-thin) solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    background: var(--color-surface);
    box-shadow: var(--shadow-xs);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-decoration: none;
}

.app-showcase__store-link:hover {
    border-color: rgba(29, 78, 216, 0.28);
    background: var(--color-primary-soft);
    text-decoration: none;
}

.launch-panel__button--play-store {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.24);
    background: rgba(2, 6, 23, 0.34);
}

.launch-panel__button--play-store:hover {
    border-color: rgba(255, 255, 255, 0.42);
    background: rgba(2, 6, 23, 0.48);
    transform: translateY(-2px);
}

.site-footer__store-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    width: fit-content;
    min-height: 2.75rem;
    margin-block-start: var(--space-5);
    padding-inline: var(--space-4);
    border: var(--border-width-thin) solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    color: #ffffff;
    background: rgba(255, 255, 255, 0.07);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
}

.site-footer__store-link:hover {
    border-color: rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.12);
    text-decoration: none;
}

:root[data-effective-theme="dark"] .app-showcase__card,
:root[data-theme="dark"] .app-showcase__card {
    border-color: rgba(71, 85, 105, 0.76);
    background: rgba(15, 23, 42, 0.88);
    box-shadow:
        0 30px 75px rgba(0, 0, 0, 0.42),
        0 10px 30px rgba(0, 0, 0, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

:root[data-effective-theme="dark"] .app-showcase__phone-wrap,
:root[data-theme="dark"] .app-showcase__phone-wrap {
    background: linear-gradient(
        145deg,
        rgba(30, 41, 59, 0.92),
        rgba(49, 46, 129, 0.42)
    );
}

@media (max-width: 40rem) {
    .app-showcase__card {
        padding: var(--space-4);
        border-radius: var(--radius-xl);
    }

    .app-showcase__header {
        align-items: flex-start;
    }

    .app-showcase__phone-wrap {
        min-height: auto;
        padding-block: var(--space-5);
    }

    .app-showcase__phone {
        width: min(76%, 17rem);
    }

    .app-showcase__footer {
        flex-direction: column;
        align-items: stretch;
    }

    .app-showcase__store-link {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 25rem) {
    .app-showcase__identity small,
    .app-showcase__status {
        display: none;
    }

    .app-showcase__phone {
        width: 86%;
    }
}

@media (hover: none) {
    .hero-button--play-store:hover,
    .launch-panel__button--play-store:hover {
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .app-showcase__phone {
        transform: none;
    }
}


/*
|--------------------------------------------------------------------------
| Final icon alignment refinements
|--------------------------------------------------------------------------
*/

.header-launch-button,
.hero-button,
.launch-panel__button,
.app-showcase__store-link,
.site-footer__store-link,
.site-footer__back-to-top {
    gap: var(--space-2);
}

.site-footer__store-icon {
    display: none;
}