/* PWA install sheet — mobile landing */

.pwa-install {
    position: fixed;
    inset: 0;
    z-index: 1200;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    pointer-events: none;
}

.pwa-install:not([hidden]) {
    pointer-events: auto;
}

.pwa-install__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(8, 17, 31, 0.62);
    opacity: 0;
    transition: opacity 0.32s ease;
}

.pwa-install.is-open .pwa-install__backdrop {
    opacity: 1;
}

.pwa-install__sheet {
    position: relative;
    width: min(100%, 440px);
    max-height: min(92vh, 720px);
    margin: 0 auto;
    padding: 0 12px calc(12px + env(safe-area-inset-bottom, 0px));
    transform: translateY(110%);
    transition: transform 0.38s cubic-bezier(0.32, 0.72, 0, 1);
    outline: none;
}

.pwa-install.is-open .pwa-install__sheet {
    transform: translateY(0);
}

.pwa-install__panel {
    position: relative;
    background: var(--bg-glass);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 22px 22px 18px;
    overflow: auto;
    max-height: min(88vh, 680px);
}

[data-theme="dark"] .pwa-install__panel {
    background: var(--bg-glass-dark);
}

body.landing-index .pwa-install__panel {
    border-color: rgba(116, 150, 220, 0.22);
    box-shadow: 0 28px 64px rgba(0, 0, 0, 0.42);
}

.pwa-install__close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.pwa-install__close:hover,
.pwa-install__close:focus-visible {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.pwa-install__hero {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding-right: 28px;
    margin-bottom: 18px;
}

.pwa-install__icon-wrap {
    flex-shrink: 0;
    padding: 4px;
    border-radius: 18px;
    background: linear-gradient(145deg, rgba(107, 170, 255, 0.18), rgba(83, 229, 255, 0.08));
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.pwa-install__icon {
    display: block;
    width: 72px;
    height: 72px;
    border-radius: 14px;
}

.pwa-install__eyebrow {
    margin: 0 0 4px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-light);
}

.pwa-install__title {
    margin: 0 0 8px;
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

.pwa-install__subtitle {
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.pwa-install__benefits {
    list-style: none;
    margin: 0 0 20px;
    padding: 0;
    display: grid;
    gap: 10px;
}

.pwa-install__benefits li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.pwa-install__benefit-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    color: var(--primary-light);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.85rem;
}

.pwa-install__cta {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 20px;
    border: none;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(96, 165, 250, 0.35);
    transition: var(--transition);
}

.pwa-install__cta:hover,
.pwa-install__cta:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(96, 165, 250, 0.45);
}

.pwa-install__cta--secondary {
    margin-top: 8px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    box-shadow: none;
}

.pwa-install__actions {
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.pwa-install__link {
    border: none;
    background: none;
    padding: 6px 4px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.pwa-install__link--muted {
    color: var(--text-secondary);
    text-decoration: none;
}

.pwa-install__link:hover,
.pwa-install__link:focus-visible {
    color: var(--text-primary);
}

.pwa-install__actions-divider {
    color: var(--text-secondary);
    opacity: 0.5;
}

.pwa-install__back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    padding: 6px 0;
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
}

.pwa-install__back:hover,
.pwa-install__back:focus-visible {
    color: var(--text-primary);
}

.pwa-install__steps-title {
    margin: 0 0 8px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.pwa-install__steps-lead {
    margin: 0 0 18px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.45;
}

.pwa-install__steps {
    list-style: none;
    margin: 0 0 20px;
    padding: 0;
    display: grid;
    gap: 14px;
}

.pwa-install__step {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.pwa-install__step-num {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pwa-install__step-body {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-primary);
    padding-top: 2px;
}

.pwa-install__step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0 2px;
    color: var(--primary-light);
}

@media (prefers-reduced-motion: reduce) {
    .pwa-install__backdrop,
    .pwa-install__sheet {
        transition: none;
    }
}

@media (max-width: 480px) {
    .pwa-install__sheet {
        padding-left: 8px;
        padding-right: 8px;
    }

    .pwa-install__panel {
        padding: 18px 16px 16px;
    }

    .pwa-install__title {
        font-size: 1.2rem;
    }
}