/* =========================================================================
   ProSeg · Sections
   Layout for each block of the page, in funnel order:
   hero -> solutions -> benefits -> platform -> process -> trust -> faq -> cta
   ========================================================================= */

/* ---------- 1. Hero ---------- */

.hero {
    position: relative;
    background: var(--bg-dark);
    color: var(--text-invert-soft);
    padding-block: clamp(3.5rem, 7vw, 6rem) clamp(3.5rem, 6vw, 5rem);
    overflow: hidden;
    isolation: isolate;
}

/* Single restrained glow + a fine grid, both decorative. */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(
        70% 60% at 78% 18%,
        rgba(46, 99, 245, 0.22) 0%,
        transparent 62%
    );
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image: linear-gradient(
            rgba(255, 255, 255, 0.045) 1px,
            transparent 1px
        ),
        linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
    background-size: 68px 68px;
    mask-image: radial-gradient(90% 75% at 50% 0%, #000 20%, transparent 78%);
    -webkit-mask-image: radial-gradient(
        90% 75% at 50% 0%,
        #000 20%,
        transparent 78%
    );
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

.hero h1 {
    font-size: var(--fs-display);
    max-width: 15ch;
    color: var(--white);
}

.hero__title-accent {
    position: relative;
    white-space: nowrap;
}

.hero__title-accent::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0.06em;
    height: 0.09em;
    border-radius: var(--r-full);
    background: var(--amber-500);
    opacity: 0.85;
    z-index: -1;
}

.hero__lead {
    margin-top: var(--sp-6);
    font-size: var(--fs-lead);
    line-height: var(--lh-loose);
    color: var(--text-invert-soft);
    max-width: var(--measure-lead);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    margin-top: var(--sp-8);
}

.hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3) var(--sp-6);
    margin-top: var(--sp-9);
    padding-top: var(--sp-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero__meta-item {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.03em;
    color: var(--text-invert-mute);
}

.hero__meta-item svg {
    width: 0.9375rem;
    height: 0.9375rem;
    color: var(--blue-400);
    flex: none;
}

.hero__panel {
    position: relative;
}

.hero__panel-glow {
    position: absolute;
    inset: 12% -8% -12% 8%;
    background: radial-gradient(
        closest-side,
        rgba(46, 99, 245, 0.35),
        transparent 72%
    );
    filter: blur(30px);
    z-index: -1;
}

.hero__panel .console__bar {
    gap: var(--sp-3);
}

.hero__panel-status {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-family: var(--font-mono);
    font-size: 0.625rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-invert-mute);
}

.spark {
    margin-top: var(--sp-4);
    padding: var(--sp-4);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--r-md);
}

.spark__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--sp-4);
    margin-bottom: var(--sp-3);
}

.spark__title {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-invert-mute);
}

.spark__value {
    font-family: var(--font-mono);
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--amber-500);
    font-variant-numeric: tabular-nums;
}

.spark__chart {
    width: 100%;
    height: auto;
    overflow: visible;
}

.spark__foot {
    display: flex;
    justify-content: space-between;
    margin-top: var(--sp-2);
    font-family: var(--font-mono);
    font-size: 0.5625rem;
    color: var(--text-invert-mute);
}

.hero .status-list {
    margin-top: var(--sp-4);
    padding: var(--sp-2) var(--sp-4);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--r-md);
}

/* ---------- 2. Solutions ---------- */

.solutions__grid {
    grid-template-columns: repeat(4, 1fr);
}

/* ---------- 3. Benefits ---------- */

.benefits__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(2rem, 6vw, 5rem);
    align-items: start;
}

.benefits__aside {
    position: sticky;
    top: calc(var(--header-h) + var(--sp-8));
}

.benefits__aside .lead {
    margin-top: var(--sp-5);
}

.benefits__aside .link-arrow {
    margin-top: var(--sp-6);
}

.benefits__list {
    display: flex;
    flex-direction: column;
}

.benefit {
    display: flex;
    gap: var(--sp-5);
    padding-block: var(--sp-6);
    border-bottom: 1px solid var(--line);
}

.benefit:first-child {
    border-top: 1px solid var(--line);
}

.benefit:hover h3 {
    color: var(--blue-600);
}

.benefit h3 {
    font-size: var(--fs-h4);
    transition: color var(--dur-fast) var(--ease-out);
}

.benefit p {
    margin-top: var(--sp-2);
    font-size: var(--fs-sm);
    line-height: var(--lh-loose);
    color: var(--text-soft);
}

.benefit__index {
    flex: none;
    padding-top: 0.1rem;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--line-strong);
    transition: color var(--dur-base) var(--ease-out);
}

.benefit:hover .benefit__index {
    color: var(--blue-500);
}

/* ---------- 4. Platform ---------- */

.platform__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

.platform__copy p {
    margin-top: var(--sp-5);
}

.platform__points {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    margin-top: var(--sp-7);
}

.platform__point {
    display: flex;
    gap: var(--sp-3);
    font-size: var(--fs-sm);
    line-height: 1.6;
    color: var(--text-soft);
}

.platform__point strong {
    display: block;
    color: var(--text);
    margin-bottom: 0.1rem;
}

.platform__point::before {
    content: "";
    flex: none;
    width: 1.375rem;
    height: 1.375rem;
    margin-top: 0.1rem;
    border-radius: var(--r-xs);
    background: var(--blue-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231b4de4' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3.5 8.5l3 3 6-6.5'/%3E%3C/svg%3E")
        center / 0.8rem no-repeat;
}

.platform__disclaimer {
    margin-top: var(--sp-7);
}

.console__tabs-wrap {
    margin-bottom: var(--sp-4);
}

.console__tabpanel {
    animation: panel-in var(--dur-base) var(--ease-out);
}

@keyframes panel-in {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.console__split {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sp-4);
    margin-top: var(--sp-4);
}

.console__block-title {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-invert-mute);
    margin-bottom: var(--sp-3);
}

.device-list {
    display: flex;
    flex-direction: column;
}

.device {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.device:last-child {
    border-bottom: 0;
}

.device__icon {
    display: grid;
    place-items: center;
    flex: none;
    width: 1.875rem;
    height: 1.875rem;
    border-radius: var(--r-sm);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-invert-soft);
}

.device__icon svg {
    width: 0.9375rem;
    height: 0.9375rem;
}

.device__text {
    min-width: 0;
}

.device__name,
.device__meta {
    display: block;
}

.device__name {
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--white);
}

.device__meta {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-invert-mute);
}

.device__end {
    margin-left: auto;
}

.alert-row {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    padding: var(--sp-3) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.alert-row:last-child {
    border-bottom: 0;
}

.alert-row__bar {
    flex: none;
    width: 3px;
    align-self: stretch;
    border-radius: var(--r-full);
    background: var(--text-invert-mute);
}

.alert-row__bar--ok {
    background: var(--green-500);
}

.alert-row__bar--warn {
    background: var(--amber-500);
}

.alert-row__title,
.alert-row__desc {
    display: block;
}

.alert-row__title {
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--white);
}

.alert-row__desc {
    margin-top: 0.15rem;
    font-size: 0.6875rem;
    line-height: 1.5;
    color: var(--text-invert-mute);
}

.alert-row__time {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-invert-mute);
    white-space: nowrap;
}

.rule-list {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.rule {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3);
    border-radius: var(--r-sm);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.rule__icon {
    display: grid;
    place-items: center;
    flex: none;
    width: 1.75rem;
    height: 1.75rem;
    border-radius: var(--r-xs);
    background: rgba(245, 165, 36, 0.16);
    color: var(--amber-500);
}

.rule__icon svg {
    width: 0.9375rem;
    height: 0.9375rem;
}

.rule__text {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    line-height: 1.45;
    color: var(--text-invert-soft);
}

.rule__state {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--green-500);
}

/* ---------- 5. Process ---------- */

.process__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-6);
    counter-reset: step;
}

.step {
    position: relative;
    padding-top: var(--sp-6);
    border-top: 2px solid var(--line);
    transition: border-color var(--dur-base) var(--ease-out);
}

.step:hover {
    border-top-color: var(--blue-500);
}

.step::before {
    content: "";
    position: absolute;
    top: -2px;
    left: 0;
    width: 2.75rem;
    height: 2px;
    background: var(--blue-500);
}

.step__num {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--blue-600);
}

.step h3 {
    margin-top: var(--sp-3);
    font-size: var(--fs-h4);
}

.step p {
    margin-top: var(--sp-2);
    font-size: var(--fs-sm);
    line-height: var(--lh-loose);
    color: var(--text-soft);
}

/* ---------- 6. Trust ---------- */

.trust {
    background: var(--bg-dark);
}

.trust__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-4);
    margin-bottom: var(--sp-8);
}

.stat {
    padding: var(--sp-6);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--r-md);
    transition: border-color var(--dur-base) var(--ease-out),
        background-color var(--dur-base) var(--ease-out);
}

.stat:hover {
    border-color: rgba(91, 134, 248, 0.45);
    background: rgba(255, 255, 255, 0.06);
}

.stat__value {
    display: flex;
    align-items: baseline;
    gap: 0.15rem;
    font-family: var(--font-mono);
    font-size: clamp(2rem, 1.4rem + 1.6vw, 2.5rem);
    font-weight: 700;
    line-height: 1;
    color: var(--white);
    font-variant-numeric: tabular-nums;
}

.stat__value small {
    font-size: 0.4em;
    font-weight: 500;
    color: var(--blue-400);
}

.stat__label {
    margin-top: var(--sp-3);
    font-size: var(--fs-xs);
    line-height: 1.5;
    color: var(--text-invert-mute);
}

.trust__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}

.trust__status {
    padding: var(--sp-6);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--r-lg);
}

.trust__status h3 {
    font-size: var(--fs-h4);
}

.status-block {
    margin-top: var(--sp-4);
}

.status-block .status-row__name {
    font-size: var(--fs-sm);
}

.guarantees {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sp-4) var(--sp-6);
    margin-top: var(--sp-6);
}

.guarantee {
    display: flex;
    gap: var(--sp-3);
    font-size: var(--fs-sm);
    line-height: 1.55;
    color: var(--text-invert-soft);
}

.guarantee svg {
    flex: none;
    width: 1.125rem;
    height: 1.125rem;
    margin-top: 0.2rem;
    color: var(--green-500);
}

.trust__disclaimer {
    margin-top: var(--sp-8);
    border-left-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-invert-mute);
}

.trust__disclaimer svg {
    color: var(--amber-500);
}

.trust__disclaimer strong {
    color: var(--white);
}

/* ---------- 7. FAQ ---------- */

.faq {
    display: grid;
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}

.faq__intro {
    position: sticky;
    top: calc(var(--header-h) + var(--sp-8));
}

.faq__intro p {
    margin-top: var(--sp-5);
}

/* ---------- 8. Final CTA ---------- */

.cta-final {
    position: relative;
    background: var(--bg-dark);
    color: var(--text-invert-soft);
    overflow: hidden;
    isolation: isolate;
}

.cta-final::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(
        60% 100% at 50% 0%,
        rgba(46, 99, 245, 0.2) 0%,
        transparent 70%
    );
}

.cta-final::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    top: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(245, 165, 36, 0.5),
        transparent
    );
}

.cta-final__inner {
    max-width: 46rem;
    margin-inline: auto;
    text-align: center;
}

.cta-final h2 {
    color: var(--white);
}

.cta-final p {
    margin: var(--sp-5) auto 0;
    font-size: var(--fs-lead);
    line-height: var(--lh-loose);
    color: var(--text-invert-soft);
    max-width: 44ch;
}

.cta-final__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    justify-content: center;
    margin-top: var(--sp-8);
}

.cta-final__note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    margin-top: var(--sp-6);
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    color: var(--text-invert-mute);
}

.cta-final__note svg {
    width: 0.9375rem;
    height: 0.9375rem;
    color: var(--blue-400);
}

/* =========================================================================
   Responsive
   Layouts are reconsidered per breakpoint rather than proportionally
   scaled down.
   ========================================================================= */

/* Large desktop / small laptop */
@media (max-width: 1120px) {
    .card-grid,
    .solutions__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .site-footer__grid {
        grid-template-columns: 1.4fr 1fr 1fr;
    }

    .site-footer__grid > :last-child {
        grid-column: 1 / -1;
        padding-top: var(--sp-6);
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
}

/* Tablet: nav collapses, two-column layouts stack or tighten. */
@media (max-width: 960px) {
    :root {
        --section-y: clamp(3.5rem, 8vw, 5rem);
    }

    .nav-toggle {
        display: inline-flex;
    }

    .site-header__actions .btn {
        display: none;
    }

    /* Mobile panel */
    .nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--sp-3) var(--gutter) var(--sp-6);
        background: var(--navy-950);
        border-bottom: 1px solid rgba(255, 255, 255, 0.09);
        box-shadow: var(--shadow-lg);
        /* visibility keeps closed links out of the tab order */
        visibility: hidden;
        opacity: 0;
        transform: translateY(-0.5rem);
        transition: opacity var(--dur-base) var(--ease-out),
            transform var(--dur-base) var(--ease-out),
            visibility 0s linear var(--dur-base);
    }

    .site-header.is-open .nav {
        visibility: visible;
        opacity: 1;
        transform: none;
        transition-delay: 0s;
    }

    .nav__link {
        height: auto;
        min-height: 3rem;
        padding: var(--sp-4) var(--sp-3);
        font-size: var(--fs-body);
        font-weight: 600;
        border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        border-radius: 0;
    }

    .nav__link::after {
        left: 0;
        right: auto;
        top: 50%;
        bottom: auto;
        width: 3px;
        height: 1.5rem;
        transform: translateY(-50%) scaleY(0);
        transform-origin: center;
    }

    .nav__link:hover::after,
    .nav__link[aria-current]::after {
        transform: translateY(-50%) scaleY(1);
    }

    .nav__cta {
        display: block;
        margin-top: var(--sp-5);
    }

    .hero__grid,
    .platform__grid,
    .benefits__grid,
    .faq,
    .trust__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero__panel {
        max-width: 34rem;
    }

    .benefits__aside,
    .faq__intro {
        position: static;
    }

    .benefits__aside .link-arrow {
        display: none;
    }

    .process__grid {
        grid-template-columns: repeat(2, 1fr);
        row-gap: var(--sp-8);
    }

    .trust__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .console__split {
        grid-template-columns: minmax(0, 1fr);
    }

    .feed-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 720px) {
    :root {
        --fs-body: 0.9375rem;
    }

    .card-grid,
    .solutions__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--sp-4);
    }

    .card {
        padding: var(--sp-5);
    }

    .card h3 {
        margin-top: var(--sp-4);
        font-size: 1rem;
    }

    .site-footer__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--sp-7) var(--sp-5);
    }

    .site-footer__about,
    .site-footer__grid > :last-child {
        grid-column: 1 / -1;
    }

    .site-footer__grid > :last-child {
        padding-top: var(--sp-5);
    }

    .site-footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--sp-2);
    }

    .hero__title-accent {
        white-space: normal;
    }

    .hero__actions .btn,
    .cta-final__actions .btn {
        flex: 1 1 100%;
    }

    .hero__meta {
        gap: var(--sp-3);
    }

    .metric-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .chart__plot {
        height: 7.5rem;
    }

    .chart__axis span:nth-child(even) {
        display: none;
    }

    .feed-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .guarantees {
        grid-template-columns: minmax(0, 1fr);
    }

    .process__grid {
        grid-template-columns: minmax(0, 1fr);
        row-gap: var(--sp-7);
    }
}

/* Small mobile */
@media (max-width: 480px) {
    :root {
        --gutter: 1.25rem;
    }

    .card-grid,
    .solutions__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .trust__stats {
        grid-template-columns: minmax(0, 1fr);
    }

    .site-footer__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .status-row__meta,
    .device__meta {
        display: none;
    }
}