:root {
    color-scheme: light;
    --nu-primary: #0f766e;
    --nu-primary-bright: #2dd4bf;
    --nu-light-bg: #f2f7fb;
    --nu-light-surface: #ffffff;
    --nu-light-text: #0f172a;
    --nu-light-soft: #334155;
    --nu-light-muted: #64748b;
    --nu-dark-bg: #020617;
    --nu-dark-surface: #0f172a;
    --nu-dark-text: #f8fafc;
    --nu-dark-soft: #cbd5e1;
    --nu-dark-muted: #94a3b8;
    --nu-radius: 12px;
    --nu-panel-radius: 16px;
    --page: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    background: var(--page-bg);
    color: var(--text);
    font-family: Aptos, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.5;
    letter-spacing: 0;
}

body.theme-light {
    --page-bg:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.08), transparent 26%),
        radial-gradient(circle at bottom right, rgba(249, 115, 22, 0.08), transparent 20%),
        linear-gradient(145deg, #f6f9fc 0%, #edf3f9 56%, #e6edf6 100%);
    --text: var(--nu-light-text);
    --text-soft: var(--nu-light-soft);
    --text-muted: var(--nu-light-muted);
    --surface-strong: rgba(255, 255, 255, 0.97);
    --surface-soft: rgba(255, 255, 255, 0.82);
    --surface-alt: rgba(15, 23, 42, 0.04);
    --line: rgba(148, 163, 184, 0.2);
    --line-strong: rgba(148, 163, 184, 0.3);
    --topbar: rgba(255, 255, 255, 0.84);
    --shadow: 0 24px 64px rgba(15, 23, 42, 0.13);
}

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

a {
    color: inherit;
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 3px solid rgba(45, 212, 191, 0.66);
    outline-offset: 3px;
}

.skip-link {
    position: fixed;
    left: 1rem;
    top: 1rem;
    z-index: 100;
    transform: translateY(-150%);
    padding: 0.75rem 1rem;
    border-radius: var(--nu-radius);
    background: var(--nu-primary);
    color: #fff;
    font-weight: 800;
    text-decoration: none;
}

.skip-link:focus {
    transform: translateY(0);
}

.proposal-shell {
    overflow: clip;
}

.proposal-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--line);
    background: var(--topbar);
    backdrop-filter: blur(18px);
}

.proposal-nav {
    width: min(100% - 2rem, var(--page));
    min-height: 72px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1.25rem;
}

.proposal-brand,
.proposal-menu,
.proposal-actions {
    display: flex;
    align-items: center;
}

.proposal-brand {
    min-height: 44px;
    gap: 0.75rem;
    color: var(--text);
    font-size: 1.02rem;
    font-weight: 850;
    text-decoration: none;
}

.proposal-brand img {
    width: 38px;
    height: 38px;
}

.proposal-menu {
    justify-content: center;
    gap: 0.2rem;
}

.proposal-menu a,
.proposal-link {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 0 0.85rem;
    border-radius: var(--nu-radius);
    color: var(--text-muted);
    font-size: 0.92rem;
    font-weight: 750;
    text-decoration: none;
}

.proposal-menu a:hover,
.proposal-menu a:focus-visible,
.proposal-menu a.is-active,
.proposal-link:hover,
.proposal-link:focus-visible {
    background: var(--surface-alt);
    color: var(--text);
}

.proposal-menu a.is-active {
    box-shadow: inset 0 0 0 1px var(--line);
}

.proposal-actions {
    justify-content: flex-end;
    gap: 0.75rem;
}

.proposal-button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0 1rem;
    border: 1px solid transparent;
    border-radius: var(--nu-radius);
    background: var(--nu-primary);
    color: #ffffff;
    font-weight: 850;
    text-decoration: none;
    white-space: nowrap;
    box-shadow: 0 16px 32px rgba(15, 118, 110, 0.22);
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.proposal-button:hover,
.proposal-button:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 20px 40px rgba(15, 118, 110, 0.28);
}

.proposal-button--quiet {
    border-color: var(--line-strong);
    background: transparent;
    color: var(--text);
    box-shadow: none;
}

.proposal-button--quiet:hover,
.proposal-button--quiet:focus-visible {
    background: var(--surface-alt);
    box-shadow: none;
}

.proposal-button--light {
    background: #ffffff;
    color: #0f172a;
    box-shadow: 0 18px 38px rgba(2, 6, 23, 0.24);
}

.proposal-hero {
    position: relative;
    padding: clamp(4rem, 7.5vw, 7.2rem) 0 clamp(3rem, 5vw, 5rem);
}

.proposal-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(90deg, rgba(15, 118, 110, 0.09) 1px, transparent 1px),
        linear-gradient(180deg, rgba(15, 118, 110, 0.07) 1px, transparent 1px);
    background-size: 88px 88px;
    mask-image: radial-gradient(circle at 65% 22%, black 0, transparent 52%);
    opacity: 0.5;
}

.proposal-hero__inner,
.proposal-section__inner,
.proposal-final__inner,
.proposal-band__inner {
    width: min(100% - 2rem, var(--page));
    margin: 0 auto;
}

.proposal-hero__inner {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 0.72fr) minmax(500px, 1.28fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4.4rem);
}

.proposal-hero__copy {
    max-width: 680px;
}

.proposal-kicker {
    margin: 0 0 1rem;
    color: var(--nu-primary-bright);
    font-size: 0.74rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.proposal-title {
    margin: 0;
    color: var(--text);
    font-size: clamp(3.4rem, 8.8vw, 7rem);
    line-height: 0.94;
    font-weight: 900;
    letter-spacing: 0;
}

.proposal-statement {
    max-width: 820px;
    margin: 1.2rem 0 0;
    color: var(--text);
    font-size: clamp(1.45rem, 3vw, 2.45rem);
    line-height: 1.08;
    font-weight: 850;
}

.proposal-lead {
    max-width: 720px;
    margin: 1.25rem 0 0;
    color: var(--text-muted);
    font-size: clamp(1rem, 1.5vw, 1.16rem);
}

.proposal-hero__actions {
    margin-top: 1.9rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.product-stage {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    border: 1px solid var(--line-strong);
    border-radius: var(--nu-panel-radius);
    background: var(--surface-strong);
    box-shadow: var(--shadow);
}

.product-stage::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    border-radius: inherit;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.product-stage::after {
    content: "";
    position: absolute;
    inset: auto 8% -16% 8%;
    height: 24%;
    z-index: -1;
    background: rgba(15, 118, 110, 0.24);
    filter: blur(34px);
}

.product-stage img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-stage--full {
    aspect-ratio: 1.44;
}

.product-stage--full img {
    object-position: center center;
}

.product-caption {
    width: min(100% - 2rem, 680px);
    margin: -1.25rem auto 0;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--nu-panel-radius);
    background: var(--line);
    box-shadow: var(--shadow);
}

.product-caption div {
    min-width: 0;
    padding: 1rem;
    background: var(--surface-strong);
}

.product-caption span,
.proposal-card span,
.proposal-stat span {
    display: block;
    color: var(--text-muted);
    font-size: 0.74rem;
    font-weight: 900;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.product-caption strong {
    display: block;
    margin-top: 0.25rem;
    color: var(--text);
    font-size: 0.95rem;
}

.proposal-section,
.proposal-band,
.proposal-final {
    position: relative;
    padding: clamp(3.6rem, 7vw, 6.4rem) 0;
}

.proposal-section--surface {
    background: var(--surface-soft);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.proposal-section--dark {
    --text: var(--nu-dark-text);
    --text-muted: var(--nu-dark-muted);
    --surface-strong: rgba(15, 23, 42, 0.94);
    --line: rgba(148, 163, 184, 0.14);
    background:
        radial-gradient(circle at 20% 0%, rgba(45, 212, 191, 0.12), transparent 34%),
        linear-gradient(145deg, #020617 0%, #0b1120 60%, #131a2b 100%);
    color: var(--text);
}

.proposal-section__head {
    max-width: 800px;
    margin-bottom: clamp(1.8rem, 4vw, 3rem);
}

.proposal-section__head--center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.proposal-section__title {
    margin: 0;
    color: var(--text);
    font-size: clamp(2rem, 5vw, 4.1rem);
    line-height: 1.02;
    font-weight: 900;
    letter-spacing: 0;
}

.proposal-section__lead {
    max-width: 720px;
    margin: 1rem 0 0;
    color: var(--text-muted);
    font-size: clamp(1rem, 1.35vw, 1.12rem);
}

.proposal-section__head--center .proposal-section__lead {
    margin-left: auto;
    margin-right: auto;
}

.proposal-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.proposal-card,
.proposal-stat {
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: var(--nu-panel-radius);
    background: var(--surface-strong);
    box-shadow: 0 16px 38px rgba(15, 23, 42, 0.06);
}

.proposal-section--dark .proposal-card,
.proposal-section--dark .proposal-stat {
    box-shadow: 0 18px 42px rgba(2, 6, 23, 0.3);
}

.proposal-card {
    padding: clamp(1.1rem, 2vw, 1.4rem);
}

.proposal-card h3 {
    margin: 0.65rem 0 0;
    color: var(--text);
    font-size: clamp(1.05rem, 1.8vw, 1.35rem);
    line-height: 1.18;
    font-weight: 850;
}

.proposal-card p {
    margin: 0.7rem 0 0;
    color: var(--text-muted);
}

.proposal-stat {
    padding: 1rem;
}

.proposal-stat strong {
    display: block;
    margin-top: 0.3rem;
    color: var(--text);
    font-size: clamp(1.7rem, 3vw, 2.5rem);
    line-height: 1;
    font-weight: 900;
}

.proposal-stat p {
    margin: 0.55rem 0 0;
    color: var(--text-muted);
}

.proposal-mosaic {
    display: grid;
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    gap: 1rem;
    align-items: stretch;
}

.proposal-mosaic__stack {
    display: grid;
    gap: 1rem;
}

.proposal-ledger {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--nu-panel-radius);
    background: var(--surface-strong);
    box-shadow: var(--shadow);
}

.proposal-ledger__row {
    display: grid;
    grid-template-columns: 1.2fr 0.65fr 0.8fr 0.65fr;
    gap: 1rem;
    align-items: center;
    padding: 1rem 1.1rem;
    border-bottom: 1px solid var(--line);
}

.proposal-ledger__row:last-child {
    border-bottom: 0;
}

.proposal-ledger__row strong {
    color: var(--text);
}

.proposal-ledger__row span {
    min-width: 0;
    color: var(--text-muted);
}

.proposal-pill {
    justify-self: start;
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 0.7rem;
    border: 1px solid rgba(15, 118, 110, 0.24);
    border-radius: 999px;
    background: rgba(15, 118, 110, 0.12);
    color: var(--nu-primary) !important;
    font-size: 0.82rem;
    font-weight: 850;
    white-space: nowrap;
}

.proposal-final {
    --text: var(--nu-dark-text);
    --text-muted: var(--nu-dark-muted);
    --line: rgba(148, 163, 184, 0.16);
    background:
        radial-gradient(circle at 14% 0%, rgba(45, 212, 191, 0.16), transparent 34%),
        radial-gradient(circle at 90% 100%, rgba(251, 146, 60, 0.15), transparent 28%),
        linear-gradient(145deg, #020617 0%, #0b1120 60%, #131a2b 100%);
    color: var(--text);
}

.proposal-final__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    align-items: center;
}

.proposal-final h2 {
    max-width: 820px;
    margin: 0;
    color: var(--text);
    font-size: clamp(2rem, 5vw, 4.4rem);
    line-height: 1;
    font-weight: 900;
    letter-spacing: 0;
}

.proposal-final p {
    max-width: 650px;
    margin: 1rem 0 0;
    color: var(--text-muted);
    font-size: 1.05rem;
}

.proposal-footer {
    border-top: 1px solid var(--line);
    background: var(--surface-strong);
}

.proposal-footer__inner {
    width: min(100% - 2rem, var(--page));
    min-height: 72px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.92rem;
}

.proposal-footer strong {
    color: var(--text);
}

.proposal-footer__brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
}

.proposal-footer__brand img {
    width: 32px;
    height: 32px;
    flex: 0 0 auto;
}

.proposal-footer__credit {
    color: var(--text-soft);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.01em;
}

.proposal-footer__credit strong {
    color: var(--text);
    font-weight: 900;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

@media (max-width: 1080px) {
    .proposal-nav {
        grid-template-columns: auto 1fr;
        grid-template-areas:
            "brand actions"
            "menu menu";
        gap: 0.5rem 0.9rem;
        padding: 0.8rem 0;
    }

    .proposal-brand {
        grid-area: brand;
        justify-content: flex-start;
    }

    .proposal-menu {
        grid-area: menu;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .proposal-actions {
        grid-area: actions;
        justify-content: flex-end;
    }

    .proposal-hero__inner,
    .proposal-mosaic {
        grid-template-columns: 1fr;
    }

    .proposal-hero__copy {
        max-width: 820px;
    }

    .proposal-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-stage--full {
        aspect-ratio: 1.72;
    }
}

@media (max-width: 720px) {
    .proposal-nav {
        width: min(100% - 1rem, var(--page));
    }

    .proposal-menu {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.25rem;
    }

    .proposal-menu a {
        flex: 0 0 auto;
    }

    .proposal-actions {
        gap: 0.45rem;
        flex-wrap: nowrap;
    }

    .proposal-actions .proposal-link,
    .proposal-actions .proposal-button {
        min-height: 38px;
        padding-inline: 0.65rem;
        font-size: 0.82rem;
    }

    .proposal-hero {
        padding-top: 2.35rem;
        padding-bottom: 2.35rem;
    }

    .proposal-title {
        font-size: clamp(3rem, 18vw, 4.7rem);
    }

    .proposal-hero__actions .proposal-button,
    .proposal-final .proposal-button {
        width: 100%;
    }

    .proposal-grid,
    .product-caption,
    .proposal-final__inner {
        grid-template-columns: 1fr;
    }

    .product-stage--full {
        aspect-ratio: 1.46;
    }

    .proposal-ledger {
        display: grid;
        gap: 0;
        overflow: visible;
        border: 0;
        background: transparent;
        box-shadow: none;
    }

    .proposal-ledger__row {
        grid-template-columns: 1fr;
        gap: 0.45rem;
        margin-bottom: 0.75rem;
        border: 1px solid var(--line);
        border-radius: var(--nu-panel-radius);
        background: var(--surface-strong);
    }

    .proposal-final__inner {
        align-items: stretch;
    }
}

@media (max-width: 420px) {
    .proposal-hero__inner,
    .proposal-section__inner,
    .proposal-final__inner,
    .proposal-band__inner {
        width: min(100% - 1rem, var(--page));
    }

    .proposal-menu a,
    .proposal-link {
        padding-inline: 0.65rem;
        font-size: 0.86rem;
    }

    .proposal-card {
        padding: 1rem;
    }
}