/* Landing - hero, features, comparison, FAQ, pricing, steps. */

/* ========================================
   HERO
   ======================================== */

.hero {
    padding-block: var(--space-12) var(--space-10);
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero {
        padding-block: var(--space-16) var(--space-12);
    }
}

@media (min-width: 1200px) {
    .hero {
        padding-block: var(--space-24) var(--space-16);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding-inline: var(--space-4);
    width: 100%;
}

@media (min-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        margin-inline: auto;
        max-width: var(--container-xl);
        gap: var(--space-8);
        align-items: start;
    }
}

@media (min-width: 1200px) {
    .hero-content {
        gap: var(--space-12);
    }
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    overflow: hidden;
    min-width: 0;
    margin: auto;
}

.hero-title {
    font-family: var(--font-pixel);
    font-size: clamp(var(--font-size-lg), 0.8rem + 2.5vw, var(--font-size-4xl));
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    letter-spacing: 0.08em;
    word-spacing: 0.1em;
}

.hero-title .accent-block {
    color: var(--accent);
}

.hero-sub {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    max-width: 52ch;
}

.hero-media {
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
}

.hero-img {
    display: block;
    max-width: 100%;
    width: 100%;
    height: auto;
    object-fit: contain;
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

@media (min-width: 768px) {
    .hero-img {
        max-width: 110%;
        margin-right: -10%;
    }
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    font-size: var(--font-size-base);
    color: var(--text-muted);
    margin-top: var(--space-6);
    margin-left: calc(-1 * var(--space-4));
}

@media (max-width: 767.98px) {
    .hero-meta {
        margin-left: 0;
    }
}

.hero-meta-link {
    display: inline-flex;
    align-items: center;
    gap: var(--icon-gap);
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    transition: color 0.15s ease;
}

.hero-meta-link:hover {
    color: var(--accent);
}

.hero-meta-link .icon {
    width: 1.1em;
    height: 1.1em;
    color: var(--accent-dark);
    flex-shrink: 0;
}

/* ========================================
   LANDING - hero payment methods row
   ======================================== */

.hero-payments {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.hero-payments-icon {
    display: block;
    height: 1.75rem;
    width: auto;
    flex-shrink: 0;
}

.hero-payments-icon--mir {
    height: calc(1.75rem * 1.5);
}

@media (max-width: 767.98px) {
    .hero-payments {
        gap: var(--space-3);
        margin-top: var(--space-5);
    }

    .hero-payments-icon {
        height: 1.25rem;
    }

    .hero-payments-icon--mir {
        height: calc(1.25rem * 1.5);
    }
}

/* ========================================
   FEATURES - manifest list, whitespace separated
   ======================================== */

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.feature-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-3) var(--space-5);
    align-items: start;
}

@media (min-width: 768px) {
    .feature-row {
        grid-template-columns: auto 1fr 2fr;
        gap: var(--space-8) var(--space-6);
    }
}

.feature-img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    image-rendering: pixelated;
    grid-row: span 2;
    margin: auto;
}

@media (min-width: 768px) {
    .feature-img {
        grid-row: auto;
        width: 64px;
        height: 64px;
    }
}

.feature-row h3 {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin: auto 0;
}

.feature-row p {
    color: var(--text-secondary);
}

/* ========================================
   GLOSSARY - term and description list
   ======================================== */

.term-link {
    color: inherit;
    text-decoration: underline dotted;
    text-decoration-color: var(--accent);
    text-decoration-thickness: var(--border-width-thin);
    text-underline-offset: 0.2em;
    cursor: pointer;
    border-radius: var(--radius-sm);
}

.term-link:hover {
    color: var(--accent-dark);
    text-decoration-color: var(--accent);
}

.term-link:focus-visible {
    outline: var(--border-width) solid var(--accent);
    outline-offset: var(--space-0-5);
}

.glossary {
    margin: 0 0 var(--space-10) 0;
    padding: var(--space-8) var(--space-6);
    background: var(--bg-alt);
    border-top: var(--border-width-accent) solid var(--accent);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.glossary-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-1);
    scroll-margin-top: calc(var(--space-20) + var(--space-12));
}

@media (min-width: 768px) {
    .glossary-item {
        grid-template-columns: 1fr 2fr;
        gap: var(--space-12);
    }
}

.glossary-term {
    font-size: var(--font-size-base);
    font-weight: 700;
    line-height: var(--line-height-relaxed);
    color: var(--text-primary);
}

.glossary-desc {
    margin: 0;
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-secondary);
    max-width: 68ch;
}

.glossary-item:target .glossary-term {
    animation: glossary-flash 6s ease-out both;
}

@keyframes glossary-flash {
    0% {
        color: var(--accent-dark);
        text-decoration: underline dotted;
        text-decoration-color: var(--accent);
        text-decoration-thickness: var(--border-width);
        text-underline-offset: 0.2em;
        text-shadow: 0 0 var(--space-3)
            color-mix(in srgb, var(--accent) 60%, transparent);
    }
    100% {
        color: var(--text-primary);
        text-decoration: none;
        text-shadow: none;
    }
}

/* ========================================
   FAQ - accordion
   ======================================== */

.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.faq-summary {
    padding: var(--space-4) var(--space-0);
    cursor: pointer;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: var(--space-4);
}

.faq-summary:hover {
    color: var(--accent-dark);
}

.faq-summary::before {
    content: "▶";
    font-family: var(--font-mono);
    font-size: var(--font-size-2xl);
    font-weight: 400;
    color: var(--accent-dark);
    flex-shrink: 0;
}

details[open] > .faq-summary::before {
    content: "▼";
}

.faq-answer {
    padding: var(--space-0) var(--space-0) var(--space-5) var(--space-0);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 68ch;
}

/* ========================================
   PRICING - card grid with hierarchical features
   ======================================== */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: var(--space-4);
}

.pricing-card {
    background: var(--bg-alt);
    border-top: var(--border-width-accent) solid var(--border);
    display: flex;
    flex-direction: column;
}

.pricing-card.is-featured {
    border-top: var(--border-width-accent) solid var(--accent);
}

.pricing-card.is-premium {
    border-top: var(--border-width-accent) solid var(--premium-500);
}

.pricing-card-body {
    padding: var(--space-8) var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    flex: 1;
}

@media (min-width: 768px) {
    .pricing-card-body {
        padding: var(--space-10) var(--space-8) var(--space-8);
    }
}

.pricing-card-name {
    font-family: var(--font-pixel);
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

.pricing-card.is-featured .pricing-card-name {
    color: var(--accent-dark);
}

.pricing-card.is-premium .pricing-card-name {
    color: var(--premium-800);
}

.pricing-card-price {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.pricing-amount {
    font-family: var(--font-pixel);
    font-size: var(--font-size-2xl);
    color: var(--text-primary);
    line-height: var(--line-height-snug);
}

@media (min-width: 768px) {
    .pricing-amount {
        font-size: var(--font-size-3xl);
    }
}

.pricing-currency {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    color: var(--text-muted);
    margin-left: var(--space-0-5);
}

.pricing-period {
    font-size: var(--font-size-base);
    color: var(--text-muted);
}

.pricing-benefit {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    flex-basis: 100%;
    min-height: calc(var(--font-size-lg) * var(--line-height-normal));
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    color: var(--text-muted);
}

.pricing-benefit-original {
    font-family: var(--font-pixel);
    text-decoration: line-through;
    color: var(--text-muted);
}

.pricing-benefit-percent {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--accent-dark);
}

.pricing-card.is-premium .pricing-benefit-percent {
    color: var(--premium-800);
}

.pricing-card-subtitle {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: var(--line-height-normal);
    max-width: none;
    min-height: 3lh;
}

.pricing-specs {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin: 0;
}

.pricing-spec {
    font-family: var(--font-pixel);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--line-height-normal);
}

.pricing-spec-num {
    color: var(--text-primary);
}

.pricing-card-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pricing-card-cta form {
    display: contents;
}

.pricing-perks {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.pricing-perks li {
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-secondary);
}

.pricing-perks li:not(.pricing-perks-delta) {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    gap: var(--space-3);
}

.pricing-perks li:not(.pricing-perks-delta)::before {
    content: "";
    width: 0.5em;
    height: 0.5em;
    margin-top: 0.5em;
    background: var(--accent-dark);
    flex-shrink: 0;
}

.pricing-card.is-premium .pricing-perks li:not(.pricing-perks-delta)::before {
    background: var(--premium-800);
}

.pricing-perks-delta {
    color: var(--text-muted);
    font-style: italic;
}

/* ========================================
   LANDING - section lead
   ======================================== */

.section-lead {
    margin: calc(var(--space-4) * -1) var(--space-0) var(--space-10);
    color: var(--text-secondary);
}

/* ========================================
   LANDING - comparison cards
   ======================================== */

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

@media (min-width: 768px) {
    .comparison-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4);
    }
}

.comparison-card {
    background: var(--bg-alt);
    border-top: var(--border-width-accent) solid var(--border);
    display: flex;
    flex-direction: column;
}

.comparison-card.is-good {
    border-top: var(--border-width-accent) solid var(--accent);
}

.comparison-card-head {
    padding: var(--space-6) var(--space-6) var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.comparison-card-art {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
}

.comparison-card-img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    image-rendering: pixelated;
    opacity: 0.67;
}

.comparison-card.is-good .comparison-card-img {
    opacity: 1;
}

.comparison-card-name {
    font-family: var(--font-pixel);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--text-muted);
    margin: 0;
}

.comparison-card.is-good .comparison-card-name {
    color: var(--accent-dark);
}

.comparison-card-sub {
    font-size: var(--font-size-base);
    color: var(--text-muted);
    line-height: var(--line-height-normal);
    max-width: none;
}

.comparison-card.is-good .comparison-card-sub {
    color: var(--text-secondary);
}

.comparison-list {
    list-style: none;
    margin: 0;
    padding: var(--space-4) var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.comparison-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-muted);
}

.comparison-item .icon {
    width: 1.1em;
    height: 1.1em;
    flex-shrink: 0;
    margin-top: 0.2em;
    color: var(--text-muted);
}

.comparison-card.is-good .comparison-item .icon {
    color: var(--accent-dark);
}

.comparison-card.is-good .comparison-item {
    color: var(--text-primary);
}

.comparison-cta {
    margin-top: auto;
    padding: var(--space-4) var(--space-6) var(--space-6);
}

/* ========================================
   LANDING - numbered steps
   ======================================== */

.steps-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.step-item {
    display: grid;
    grid-template-columns: var(--space-10) auto 1fr;
    gap: var(--space-4);
    align-items: center;
}

.step-num {
    margin: auto;
    font-family: var(--font-sans);
    font-size: var(--font-size-3xl);
    line-height: var(--line-height-none);
    color: var(--text-muted);
}

.step-img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    image-rendering: pixelated;
}

.step-body h3 {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin: 0 0 var(--space-2);
}

.step-body p {
    color: var(--text-secondary);
}

@media (min-width: 768px) {
    .step-item {
        grid-template-columns: var(--space-16) auto 1fr;
        gap: var(--space-8);
    }

    .step-num {
        font-size: var(--font-size-4xl);
    }

    .step-img {
        width: 72px;
        height: 72px;
    }
}

.steps-devices {
    display: block;
    width: 100%;
    max-width: var(--container-lg);
    height: auto;
    margin: 0 auto var(--space-6);
    padding-inline: var(--space-4);
}

/* ========================================
   LANDING - tariffs card grid
   ======================================== */

.tariff-block {
    background: var(--bg-alt);
    border-top: var(--border-width-accent) solid var(--accent);
    padding: var(--space-8) var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.tariff-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2);
}

@media (min-width: 768px) {
    .tariff-item {
        grid-template-columns: 1fr 2fr;
        gap: var(--space-12);
    }
}

.tariff-term {
    font-family: var(--font-sans);
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: var(--line-height-relaxed);
    color: var(--text-primary);
}

.tariff-desc {
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-secondary);
    max-width: none;
}

.tariff-desc strong {
    color: var(--text-primary);
}

/* ========================================
   LANDING - note and final CTA
   ======================================== */

.landing-note {
    margin: var(--space-8) auto 0;
    padding: var(--space-5) var(--space-6);
    background: var(--bg-alt);
    border-top: var(--border-width-accent) solid var(--accent);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--text-secondary);
    max-width: var(--text-measure);
}

.landing-note strong {
    color: var(--text-primary);
}

.cta-block {
    background: var(--bg-alt);
    border-top: var(--border-width-accent) solid var(--premium-500);
    padding: var(--space-10) var(--space-6);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .cta-block {
        padding: var(--space-16) var(--space-12);
        gap: var(--space-8);
    }
}

.cta-title {
    display: block;
    margin-bottom: 0;
    font-size: clamp(var(--font-size-xl), 1rem + 2vw, var(--font-size-3xl));
    line-height: var(--line-height-snug);
    letter-spacing: 0.08em;
    word-spacing: 0.1em;
}

.cta-lead {
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-secondary);
    max-width: 52ch;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.cta-note {
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-muted);
    max-width: 52ch;
}