:root {
    --presentation-ink: #0f0d0c;
    --presentation-muted: #6f665f;
    --presentation-line: rgba(22, 18, 16, 0.08);
    --presentation-soft: rgba(255, 255, 255, 0.76);
    --presentation-glow: rgba(190, 66, 52, 0.18);
    --presentation-dark: #130f0d;
    --presentation-dark-soft: rgba(255, 255, 255, 0.08);
}

body.marketing-page {
    margin: 0;
    color: var(--presentation-ink);
    background:
        radial-gradient(circle at top, rgba(196, 72, 58, 0.12), transparent 26%),
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.8), transparent 20%),
        linear-gradient(180deg, #f6f1eb 0%, #f1ebe4 34%, #f6f2ee 100%);
    font-family: "Segoe UI Variable Display", "Aptos", "Trebuchet MS", sans-serif;
}

.marketing-page .button {
    border-radius: 999px;
    padding-inline: 18px;
}

.presentation-shell {
    width: min(1360px, calc(100% - 48px));
    margin: 0 auto;
    padding: 26px 0 72px;
}

[data-reveal] {
    opacity: 0;
    transform: translate3d(0, 42px, 0);
    transition:
        opacity 0.7s ease,
        transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

[data-reveal="fade-down"] {
    transform: translate3d(0, -22px, 0);
}

[data-reveal="slide-left"] {
    transform: translate3d(-54px, 18px, 0);
}

[data-reveal="slide-right"] {
    transform: translate3d(54px, 18px, 0);
}

.is-visible[data-reveal] {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

.presentation-hero,
.presentation-section,
.presentation-strip,
.presentation-closing {
    position: relative;
}

.presentation-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 44px;
}

.presentation-brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: inherit;
    text-decoration: none;
}

.presentation-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 168px;
    min-height: 38px;
}

.presentation-brand-logo {
    width: 100%;
    max-width: 168px;
}

.presentation-brand strong,
.presentation-brand small {
    display: block;
}

.presentation-brand small {
    color: var(--presentation-muted);
}

.presentation-nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.presentation-link {
    color: var(--presentation-muted);
    text-decoration: none;
    font-weight: 700;
}

.presentation-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(420px, 0.96fr);
    gap: 42px;
    align-items: center;
    padding: 30px 0 54px;
}

.presentation-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(164, 50, 40, 0.12);
    color: #8a342d;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.presentation-copy h1 {
    margin: 18px 0 8px;
    font-size: clamp(3.8rem, 8vw, 7rem);
    line-height: 0.92;
    letter-spacing: -0.05em;
}

.presentation-subtitle {
    max-width: 720px;
    margin: 0;
    font-size: clamp(1.24rem, 2vw, 1.7rem);
    line-height: 1.35;
    color: #231d1a;
}

.presentation-headline-stack {
    display: grid;
    gap: 6px;
    margin: 26px 0 20px;
    font-size: clamp(1.3rem, 2.2vw, 2rem);
    letter-spacing: -0.03em;
}

.presentation-description,
.section-heading p,
.feature-card p,
.timeline-card p,
.highlight-card p,
.closing-card p,
.persona-card p {
    color: var(--presentation-muted);
    line-height: 1.72;
}

.presentation-description {
    max-width: 700px;
    margin: 0 0 28px;
    font-size: 1.04rem;
}

.presentation-actions,
.presentation-proof-row,
.timeline-showcase,
.feature-grid,
.highlight-grid,
.persona-points,
.persona-layout {
    display: grid;
    gap: 16px;
}

.presentation-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.presentation-proof-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.presentation-proof-row div,
.timeline-card,
.feature-card,
.highlight-card,
.persona-card,
.closing-card,
.device-shell,
.presentation-strip article {
    border: 1px solid var(--presentation-line);
    background: var(--presentation-soft);
    box-shadow: 0 30px 60px rgba(70, 42, 29, 0.08);
    backdrop-filter: blur(14px);
}

.presentation-proof-row div {
    padding: 18px 20px;
    border-radius: 24px;
}

.presentation-proof-row span,
.feature-chip,
.stage-label {
    display: block;
    color: var(--presentation-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.presentation-proof-row strong {
    display: block;
    margin-top: 8px;
    font-size: 1.05rem;
}

.presentation-stage {
    position: relative;
    min-height: 640px;
    animation: presentation-float-in 0.9s ease both;
}

.device-shell {
    position: relative;
    padding: 18px;
    border-radius: 34px;
    background:
        radial-gradient(circle at top right, rgba(214, 96, 83, 0.18), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(247, 240, 234, 0.88));
    overflow: hidden;
}

.device-shell::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.35) 35%, transparent 70%);
    transform: translateX(-120%);
    animation: presentation-sheen 7s ease-in-out infinite;
}

.device-topbar {
    display: flex;
    gap: 8px;
    margin-bottom: 18px;
}

.device-topbar span {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(35, 25, 21, 0.18);
}

.device-grid {
    display: grid;
    gap: 16px;
}

.stage-panel {
    position: relative;
    padding: 22px;
    border-radius: 26px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.stage-panel-hero h2 {
    margin: 8px 0 0;
    font-size: clamp(1.7rem, 2vw, 2.4rem);
    line-height: 1.08;
    letter-spacing: -0.04em;
}

.stage-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.stage-metrics div {
    padding: 16px;
    border-radius: 18px;
    background: rgba(244, 238, 232, 0.9);
}

.stage-metrics strong {
    display: block;
    margin-top: 8px;
    font-size: 1.2rem;
    letter-spacing: -0.03em;
}

.conversation-preview,
.signal-preview {
    display: grid;
    gap: 10px;
}

.bubble {
    max-width: 88%;
    padding: 14px 16px;
    border-radius: 18px;
    line-height: 1.5;
    color: #1c1614;
}

.bubble-in {
    background: rgba(255, 255, 255, 0.96);
    justify-self: start;
    color: #201816;
}

.bubble-out {
    background: rgba(214, 231, 255, 0.84);
    justify-self: end;
    color: #1f3b5d;
}

.signal-preview ul {
    margin: 8px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 14px;
}

.signal-preview li {
    display: flex;
    align-items: center;
    gap: 12px;
}

.signal-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
}

.signal-hot { background: #cc4a38; box-shadow: 0 0 0 8px rgba(204, 74, 56, 0.12); }
.signal-warm { background: #d39a2c; box-shadow: 0 0 0 8px rgba(211, 154, 44, 0.12); }
.signal-cool { background: #3d83da; box-shadow: 0 0 0 8px rgba(61, 131, 218, 0.12); }

.floating-note {
    position: absolute;
    max-width: 220px;
    padding: 14px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(164, 50, 40, 0.12);
    color: #4d413c;
    box-shadow: 0 22px 40px rgba(80, 47, 35, 0.1);
}

.floating-note-left {
    left: -18px;
    bottom: 84px;
}

.floating-note-right {
    right: -18px;
    top: 120px;
}

.presentation-strip {
    margin: 22px 0 34px;
}

.presentation-strip-track {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.presentation-strip article,
.feature-card,
.timeline-card,
.highlight-card,
.persona-card,
.closing-card {
    border-radius: 28px;
    padding: 24px;
}

.presentation-strip article span,
.timeline-card span {
    color: #9f3c31;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.presentation-section {
    margin-top: 24px;
    padding: 42px 0;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 26px;
}

.section-heading-compact {
    max-width: 680px;
}

.section-heading h2,
.closing-card h2 {
    margin: 12px 0 10px;
    font-size: clamp(2.3rem, 4vw, 4rem);
    line-height: 0.98;
    letter-spacing: -0.05em;
}

.feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid-visual {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.feature-card-tall {
    grid-column: span 2;
    min-height: 220px;
}

.feature-chip {
    margin-bottom: 18px;
}

.feature-card-visual {
    display: grid;
    align-content: start;
    gap: 12px;
    min-height: 240px;
}

.feature-symbol {
    display: inline-grid;
    place-items: center;
    width: 82px;
    height: 82px;
    border-radius: 24px;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.66), transparent 34%),
        linear-gradient(135deg, rgba(198, 75, 61, 0.2), rgba(147, 47, 37, 0.08));
    color: #8f2f27;
    font-size: 1.35rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.presentation-section-dark {
    margin-inline: calc(50% - 50vw + 18px);
    padding: 70px max(18px, calc(50vw - 680px)) 82px;
    background:
        radial-gradient(circle at top right, rgba(215, 86, 73, 0.16), transparent 28%),
        linear-gradient(180deg, #15110f, #1b1411);
    color: #f8f4f1;
}

.section-heading-dark p,
.section-heading-dark .presentation-kicker,
.presentation-section-dark .stage-label,
.presentation-section-dark .feature-chip,
.presentation-section-dark .persona-card p {
    color: rgba(255, 245, 240, 0.78);
}

.persona-layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
}

.persona-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
    border-color: rgba(255, 255, 255, 0.08);
}

.persona-card-large h3 {
    margin: 10px 0 8px;
    font-size: clamp(1.8rem, 2.5vw, 2.8rem);
    line-height: 1.05;
}

.persona-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 26px;
}

.persona-points-visual div {
    min-height: 104px;
}

.persona-points div {
    padding: 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.05);
}

.persona-points span {
    display: block;
    color: rgba(255, 245, 240, 0.6);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.persona-points strong {
    display: block;
    margin-top: 8px;
}

.timeline-showcase {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.timeline-card span {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 16px;
    background: rgba(164, 50, 40, 0.1);
    margin-bottom: 16px;
}

.presentation-section-accent {
    margin-top: 12px;
    padding: 58px 42px;
    border-radius: 36px;
    background:
        radial-gradient(circle at top left, rgba(213, 90, 76, 0.18), transparent 24%),
        linear-gradient(135deg, rgba(251, 248, 245, 0.94), rgba(244, 237, 232, 0.94));
    border: 1px solid rgba(164, 50, 40, 0.08);
}

.highlight-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.presentation-section-contrast {
    margin-top: 12px;
    padding: 58px 0 24px;
}

.presentation-section-tour {
    padding-top: 54px;
}

.tour-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.tour-step-list {
    display: grid;
    gap: 12px;
}

.tour-step {
    width: 100%;
    padding: 18px 18px 18px 20px;
    border-radius: 22px;
    border: 1px solid rgba(27, 20, 17, 0.08);
    background: rgba(255, 255, 255, 0.76);
    box-shadow: 0 18px 30px rgba(74, 42, 31, 0.05);
    text-align: left;
    color: #231b18;
    cursor: pointer;
    transition:
        transform 0.24s ease,
        box-shadow 0.24s ease,
        border-color 0.24s ease,
        background 0.24s ease;
}

.tour-step:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 34px rgba(74, 42, 31, 0.09);
}

.tour-step.is-active {
    border-color: rgba(164, 50, 40, 0.18);
    background:
        radial-gradient(circle at top right, rgba(210, 86, 73, 0.14), transparent 35%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 239, 235, 0.92));
    box-shadow: 0 26px 44px rgba(97, 46, 34, 0.11);
}

.tour-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-bottom: 12px;
    border-radius: 14px;
    background: rgba(164, 50, 40, 0.08);
    color: #97362d;
    font-weight: 900;
    letter-spacing: 0.08em;
}

.tour-step strong,
.tour-step small {
    display: block;
}

.tour-step strong {
    font-size: 1rem;
    line-height: 1.2;
}

.tour-step small {
    margin-top: 6px;
    color: var(--presentation-muted);
}

.tour-stage {
    position: relative;
    min-height: 460px;
    border-radius: 32px;
    padding: 22px;
    border: 1px solid rgba(20, 16, 14, 0.08);
    background:
        radial-gradient(circle at top right, rgba(210, 86, 73, 0.12), transparent 26%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(245, 239, 234, 0.88));
    box-shadow: 0 34px 60px rgba(80, 47, 35, 0.09);
    overflow: hidden;
}

.tour-panel {
    position: absolute;
    inset: 22px;
    display: grid;
    align-content: space-between;
    gap: 20px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(16px) scale(0.99);
    transition:
        opacity 0.35s ease,
        transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.tour-panel.is-active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
}

.tour-visual {
    display: grid;
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 22px;
    align-items: center;
    min-height: 240px;
    padding: 26px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.72);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.46);
}

.tour-visual-icon {
    display: inline-grid;
    place-items: center;
    width: 128px;
    height: 128px;
    border-radius: 34px;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.58), transparent 36%),
        linear-gradient(135deg, rgba(196, 73, 59, 0.18), rgba(132, 44, 35, 0.08));
    color: #912f27;
    font-size: 1.7rem;
    font-weight: 900;
    letter-spacing: 0.12em;
}

.tour-visual-body h3 {
    margin: 8px 0 10px;
    font-size: clamp(2rem, 3vw, 3.1rem);
    line-height: 1;
    letter-spacing: -0.05em;
}

.tour-visual-body p {
    margin: 0;
    color: var(--presentation-muted);
    font-size: 1.02rem;
}

.tour-chip {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(164, 50, 40, 0.08);
    color: #97362d;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.tour-mini-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.tour-mini-grid div {
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(20, 16, 14, 0.06);
}

.tour-mini-grid span {
    display: block;
    color: var(--presentation-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.tour-mini-grid strong {
    display: block;
    margin-top: 10px;
    font-size: 1.06rem;
    line-height: 1.25;
}

.contrast-grid,
.contrast-metrics {
    display: grid;
    gap: 18px;
}

.contrast-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 22px;
}

.contrast-card {
    position: relative;
    padding: 28px;
    border-radius: 30px;
    border: 1px solid var(--presentation-line);
    box-shadow: 0 30px 60px rgba(70, 42, 29, 0.08);
    overflow: hidden;
}

.contrast-card::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.contrast-card-before {
    background:
        radial-gradient(circle at top left, rgba(94, 88, 84, 0.1), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(243, 237, 232, 0.94));
}

.contrast-card-before::before {
    background: linear-gradient(160deg, rgba(140, 129, 121, 0.08), transparent 46%);
}

.contrast-card-after {
    background:
        radial-gradient(circle at top right, rgba(210, 83, 69, 0.16), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 239, 235, 0.96));
}

.contrast-card-after::before {
    background: linear-gradient(160deg, rgba(196, 73, 59, 0.12), transparent 46%);
}

.contrast-card-head {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.contrast-card-head h3 {
    margin: 0;
    font-size: clamp(1.8rem, 2.4vw, 2.7rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
}

.contrast-pill {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(54, 47, 42, 0.08);
    color: #5d544e;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.contrast-pill-after {
    background: rgba(196, 73, 59, 0.12);
    color: #97362d;
}

.contrast-list {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.contrast-list li {
    position: relative;
    padding-left: 20px;
    color: #514842;
    line-height: 1.7;
}

.contrast-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.72em;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: rgba(152, 68, 58, 0.42);
}

.contrast-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contrast-metrics div {
    padding: 22px;
    border-radius: 24px;
    border: 1px solid rgba(164, 50, 40, 0.08);
    background: rgba(255, 255, 255, 0.72);
    box-shadow: 0 24px 44px rgba(74, 42, 31, 0.07);
}

.contrast-metrics span {
    display: block;
    color: var(--presentation-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.contrast-metrics strong {
    display: block;
    margin: 10px 0 8px;
    font-size: 1.18rem;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.presentation-closing {
    padding: 58px 0 12px;
}

.closing-card {
    padding: 36px;
    background:
        radial-gradient(circle at top right, rgba(214, 92, 78, 0.16), transparent 22%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(248, 243, 239, 0.9));
}

.onboarding-shell {
    padding-bottom: 36px;
}

.onboarding-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
    gap: 28px;
    align-items: start;
}

.onboarding-copy h1 {
    margin: 18px 0 12px;
    font-size: clamp(2.8rem, 5vw, 4.8rem);
    line-height: 0.96;
    letter-spacing: -0.05em;
}

.onboarding-proof-grid,
.onboarding-highlights,
.onboarding-limit-strip {
    display: grid;
    gap: 14px;
}

.onboarding-proof-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 26px 0 20px;
}

.onboarding-proof-grid article,
.onboarding-limit-strip div,
.onboarding-card {
    border: 1px solid var(--presentation-line);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 28px 52px rgba(70, 42, 29, 0.08);
}

.onboarding-proof-grid article {
    padding: 18px 20px;
    border-radius: 22px;
}

.onboarding-proof-grid span,
.onboarding-limit-strip span {
    display: block;
    color: var(--presentation-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.onboarding-proof-grid strong,
.onboarding-limit-strip strong {
    display: block;
    margin: 10px 0 6px;
    font-size: 1.12rem;
    letter-spacing: -0.03em;
}

.onboarding-proof-grid small {
    color: var(--presentation-muted);
}

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

.onboarding-limit-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 18px;
}

.onboarding-limit-strip div {
    padding: 18px;
    border-radius: 20px;
}

.onboarding-card-wrap {
    position: sticky;
    top: 24px;
}

.onboarding-card {
    padding: 28px;
    border-radius: 30px;
}

.onboarding-card-head {
    margin-bottom: 18px;
}

.onboarding-form {
    gap: 16px;
}

.onboarding-disclaimer {
    padding: 16px 18px;
    border-radius: 20px;
    border: 1px solid rgba(21, 17, 15, 0.08);
    background: rgba(250, 244, 239, 0.88);
    color: var(--presentation-muted);
}

.onboarding-disclaimer strong,
.onboarding-disclaimer span {
    display: block;
}

.onboarding-disclaimer strong {
    color: #2c231f;
    margin-bottom: 6px;
}

.billing-public-shell {
    padding-top: 22px;
}

.billing-public-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    gap: 28px;
    align-items: start;
    padding: 26px 0 12px;
}

.billing-public-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 24px 0 30px;
}

.billing-status {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.billing-status--primary {
    background: rgba(37, 99, 235, 0.1);
    color: #1d4ed8;
}

.billing-status--success {
    background: rgba(22, 163, 74, 0.12);
    color: #15803d;
}

.billing-status--danger {
    background: rgba(217, 45, 32, 0.12);
    color: #b42318;
}

.billing-status--soft {
    background: rgba(255, 255, 255, 0.72);
    color: #615853;
}

.billing-public-card {
    display: grid;
    gap: 20px;
    padding: 28px;
    border-radius: 32px;
    border: 1px solid rgba(20, 16, 14, 0.08);
    background:
        radial-gradient(circle at top right, rgba(210, 86, 73, 0.12), transparent 24%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(245, 239, 234, 0.88));
    box-shadow: 0 34px 60px rgba(80, 47, 35, 0.09);
}

.billing-public-card__logo {
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(20, 16, 14, 0.08);
}

.billing-public-logo {
    width: min(220px, 100%);
}

.billing-public-card__meta {
    display: grid;
    gap: 14px;
}

.billing-public-meta-item {
    padding: 16px 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(20, 16, 14, 0.06);
}

.billing-public-meta-item span {
    display: block;
    color: var(--presentation-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.billing-public-meta-item strong {
    display: block;
    margin-top: 10px;
    font-size: 1.08rem;
    line-height: 1.35;
}

.billing-public-note {
    padding: 18px 20px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid rgba(20, 16, 14, 0.06);
}

.billing-public-note strong {
    display: block;
    margin-bottom: 8px;
}

.billing-public-note p {
    margin: 0;
    color: var(--presentation-muted);
}

@keyframes presentation-float-in {
    from {
        opacity: 0;
        transform: translateY(18px) scale(0.985);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes presentation-sheen {
    0%, 18% {
        transform: translateX(-120%);
    }
    42%, 100% {
        transform: translateX(140%);
    }
}

@media (max-width: 1180px) {
    .presentation-hero-grid,
    .persona-layout,
    .feature-grid,
    .timeline-showcase,
    .highlight-grid,
    .tour-layout,
    .tour-visual,
    .tour-mini-grid,
    .contrast-grid,
    .contrast-metrics,
    .presentation-proof-row,
    .presentation-strip-track {
        grid-template-columns: 1fr;
    }

    .feature-card-tall {
        grid-column: auto;
    }

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

    .tour-panel {
        position: relative;
        inset: auto;
    }

    .tour-stage {
        min-height: auto;
    }

    .tour-panel:not(.is-active) {
        display: none;
    }

    .onboarding-hero-grid,
    .onboarding-proof-grid,
    .onboarding-highlights,
    .onboarding-limit-strip,
    .billing-public-hero {
        grid-template-columns: 1fr;
    }

    .floating-note {
        position: static;
        margin-top: 16px;
        max-width: none;
    }

    .presentation-stage {
        min-height: auto;
    }
}

@media (max-width: 960px) {
    .presentation-shell {
        width: min(100% - 28px, 1360px);
        padding-top: 18px;
    }

    .presentation-nav {
        align-items: flex-start;
        flex-direction: column;
    }

    .presentation-nav-actions {
        width: 100%;
    }

    .stage-metrics,
    .persona-points,
    .onboarding-proof-grid {
        grid-template-columns: 1fr;
    }

    .presentation-section-accent {
        padding: 32px 22px;
        border-radius: 28px;
    }
}

@media (max-width: 640px) {
    .presentation-copy h1 {
        font-size: 3rem;
    }

    .presentation-brand-mark {
        width: 132px;
    }

    .presentation-brand-logo {
        max-width: 132px;
    }

    .presentation-hero-grid {
        gap: 28px;
        padding-bottom: 28px;
    }

    .device-shell,
    .presentation-strip article,
    .feature-card,
    .timeline-card,
    .highlight-card,
    .persona-card,
    .closing-card,
    .onboarding-card,
    .tour-stage {
        padding: 20px;
        border-radius: 22px;
    }

    .feature-grid-visual {
        grid-template-columns: 1fr;
    }

    .tour-visual {
        padding: 20px;
    }

    .tour-visual-icon {
        width: 96px;
        height: 96px;
        border-radius: 26px;
        font-size: 1.35rem;
    }
}