* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --brand-primary: #4a6b5a;
    --brand-primary-strong: #2f4d3d;
    --brand-primary-soft: rgba(74, 107, 90, 0.12);
    --brand-clay: #a96f58;
    --brand-gold: #b79758;
    --paper: #f7f3ef;
    --paper-deep: #edeae5;
    --surface: #fffdf9;
    --surface-warm: #faf7f2;
    --ink: #1f2a24;
    --ink-soft: #3d473f;
    --muted: #6e746d;
    --muted-light: #8b9189;
    --line: #ded8cf;
    --line-strong: #cfc7bc;
    --shadow-soft: 0 18px 48px rgba(58, 48, 38, 0.11);
    --shadow-tight: 0 10px 28px rgba(58, 48, 38, 0.09);
    --radius-card: 8px;
    --radius-device: 30px;
    --content-max: 1240px;
    --section-max: 1120px;
}

html {
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    overflow-x: hidden;
    background: var(--paper);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
}

a {
    color: inherit;
}

.container {
    width: 100%;
    max-width: calc(var(--content-max) + 64px);
    margin: 0 auto;
    padding: 0 32px;
}

.narrow {
    max-width: 780px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 20;
    border-bottom: 1px solid rgba(222, 216, 207, 0.82);
    background: rgba(247, 243, 239, 0.92);
    backdrop-filter: blur(18px);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 18px;
}

.nav-brand,
.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--ink);
    font-weight: 750;
}

.brand-logo {
    display: block;
    width: 46px;
    height: 24px;
    object-fit: contain;
}

.nav-links,
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-links a,
.lang-switch {
    color: var(--muted);
    font-size: 0.94rem;
    font-weight: 650;
    text-decoration: none;
}

.nav-links a:hover,
.lang-switch:hover {
    color: var(--brand-primary-strong);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 16px;
    border-radius: var(--radius-card);
    background: var(--brand-primary);
    color: #fffaf3;
    font-size: 0.94rem;
    font-weight: 750;
    text-decoration: none;
}

.nav-cta.is-disabled,
.btn-disabled {
    cursor: default;
    pointer-events: none;
}

.hero {
    display: flex;
    align-items: center;
    min-height: calc(92vh - 73px);
    padding: 68px 0 78px;
}

.hero-inner {
    display: flex;
    justify-content: center;
}

.hero-copy {
    width: 100%;
    max-width: 940px;
    min-width: 0;
    text-align: center;
}

.section-copy,
.product-card,
.trust-item {
    min-width: 0;
}

.eyebrow {
    margin-bottom: 14px;
    color: var(--brand-primary);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    color: var(--ink);
    line-height: 1.12;
    letter-spacing: 0;
}

h1 {
    max-width: 780px;
    margin: 0 auto;
    font-size: 5.55rem;
    font-weight: 820;
    overflow-wrap: normal;
}

h2 {
    font-size: 2.55rem;
    font-weight: 800;
}

h3 {
    font-size: 1.18rem;
    font-weight: 780;
}

.hero-subtitle {
    max-width: 860px;
    margin: 26px auto 0;
    color: var(--ink-soft);
    font-size: 1.42rem;
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 36px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: var(--radius-card);
    font-size: 1rem;
    font-weight: 760;
    text-decoration: none;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--brand-primary);
    color: #fffaf3;
}

.btn-primary:hover {
    background: var(--brand-primary-strong);
}

.btn-disabled:hover {
    background: var(--brand-primary);
    transform: none;
}

.btn-secondary {
    border-color: var(--line-strong);
    background: rgba(255, 253, 249, 0.65);
    color: var(--brand-primary-strong);
}

.audio-artifact {
    border: 1px solid rgba(74, 107, 90, 0.24);
    border-radius: var(--radius-card);
    background: linear-gradient(180deg, #fffdf9 0%, #f9f4ed 100%);
}

.artifact-label {
    color: var(--brand-clay);
    font-size: 0.78rem;
    font-weight: 820;
    text-transform: uppercase;
}

.artifact-player {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 13px;
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 650;
}

.play-button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--brand-primary);
}

.play-button::before {
    content: "";
    width: 0;
    height: 0;
    margin-left: 2px;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 9px solid #fffaf3;
}

.play-button.large {
    width: 38px;
    height: 38px;
}

.waveform {
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.waveform span {
    display: block;
    width: 3px;
    height: 12px;
    border-radius: 3px;
    background: rgba(74, 107, 90, 0.55);
}

.waveform span:nth-child(2n) {
    height: 18px;
    background: rgba(169, 111, 88, 0.55);
}

.waveform span:nth-child(3n) {
    height: 9px;
}

.waveform.large span {
    width: 4px;
    height: 18px;
}

.waveform.large span:nth-child(2n) {
    height: 30px;
}

.waveform.large span:nth-child(3n) {
    height: 13px;
}

.section {
    padding: 78px 0;
    scroll-margin-top: 92px;
}

.section-heading {
    max-width: var(--section-max);
    margin-bottom: 34px;
}

.container.section-heading,
.container.faq-list {
    max-width: var(--section-max);
}

main > .section > .container:not(.section-heading) {
    max-width: var(--section-max);
}

.section-heading h2 {
    max-width: 100%;
}

.section-heading .section-lead {
    max-width: 100%;
}

.section-lead {
    margin-top: 18px;
    color: var(--ink-soft);
    font-size: 1.08rem;
    line-height: 1.76;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    margin-top: 0;
}

.product-card,
.trust-item,
details {
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    background: rgba(255, 253, 249, 0.72);
    box-shadow: var(--shadow-tight);
}

.product-card {
    position: relative;
    overflow: hidden;
    min-height: 196px;
    padding: 28px;
}

.product-card::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: var(--brand-primary);
}

.product-card:nth-child(2)::before {
    background: var(--brand-gold);
}

.product-card:nth-child(3)::before {
    background: var(--brand-clay);
}

.product-card:nth-child(4)::before {
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-gold));
}

.card-index {
    display: inline-flex;
    margin-bottom: 22px;
    color: var(--brand-gold);
    font-size: 0.88rem;
    font-weight: 850;
}

.product-card p,
.trust-item p,
.flow-list p,
details p {
    margin-top: 10px;
    color: var(--muted);
    font-size: 0.98rem;
    line-height: 1.68;
}

.flow-section,
.trust-section {
    background: var(--surface-warm);
}

.memories-section {
    background: var(--paper);
}

.memories-section .split-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: 44px;
}

.memory-layout {
    align-items: stretch;
}

.split-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 52px;
    align-items: start;
}

.flow-showcase {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(286px, 0.38fr);
    gap: 56px;
    align-items: start;
}

.flow-list {
    display: grid;
    gap: 14px;
    max-width: 980px;
    margin-left: auto;
    list-style: none;
}

.flow-showcase .flow-list {
    max-width: none;
    margin-left: 0;
}

.flow-list li {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
}

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

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--brand-primary);
    color: #fffaf3;
    font-weight: 820;
}

.flow-preview {
    position: sticky;
    top: 102px;
    display: grid;
    gap: 14px;
    justify-items: center;
}

.preview-phone {
    position: relative;
    width: min(100%, 300px);
    aspect-ratio: 1179 / 2392;
    padding: 10px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: rgba(255, 253, 249, 0.82);
    box-shadow: var(--shadow-soft);
}

@media (min-width: 981px) {
    .flow-preview.is-height-synced .preview-phone {
        width: var(--flow-phone-width);
        height: var(--flow-phone-height);
        aspect-ratio: auto;
    }
}

.preview-slide {
    position: relative;
    display: none;
    height: 100%;
    margin: 0;
    border-radius: 20px;
    background: #f7f3ef;
}

.preview-slide.is-active {
    display: block;
    animation: previewFade 220ms ease;
}

.preview-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: top center;
    border-radius: 20px;
    background: #f7f3ef;
}

.mock-app-screen {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 18px;
    overflow: hidden;
    border-radius: 20px;
    background: linear-gradient(180deg, #f8f3ee 0%, #f2ede7 100%);
    color: var(--ink);
}

.mock-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 40px;
    font-size: 0.98rem;
    font-weight: 820;
}

.mock-plus,
.mock-status-dot {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(255, 253, 249, 0.88);
    color: var(--brand-primary);
    box-shadow: 0 8px 18px rgba(31, 42, 36, 0.08);
}

.mock-status-dot::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--brand-primary);
}

.mock-profile-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 0;
    padding: 14px;
    border-radius: 16px;
    background: rgba(255, 253, 249, 0.82);
}

.mock-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--brand-primary);
    color: #fffaf3;
    font-weight: 820;
}

.mock-profile-row p,
.mock-memory-card p,
.mock-audio-card p {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 0.72rem;
    line-height: 1.35;
}

.mock-card-list,
.mock-chat-thread {
    display: grid;
    gap: 11px;
}

.mock-memory-card,
.mock-audio-card {
    padding: 14px;
    border-radius: 16px;
    background: rgba(255, 253, 249, 0.84);
    box-shadow: 0 8px 20px rgba(58, 48, 38, 0.06);
}

.mock-memory-card span,
.mock-audio-card strong {
    display: block;
    font-size: 0.8rem;
    font-weight: 800;
}

.mock-chat-thread {
    margin-top: 20px;
}

.mock-bubble {
    max-width: 86%;
    padding: 11px 13px;
    border-radius: 16px;
    color: var(--ink);
    font-size: 0.78rem;
    line-height: 1.42;
}

.mock-bubble.incoming {
    justify-self: start;
    background: rgba(255, 253, 249, 0.88);
}

.mock-bubble.outgoing {
    justify-self: end;
    background: rgba(74, 107, 90, 0.14);
}

.mock-audio-card {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 88%;
}

.mock-play {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--brand-primary);
}

.mock-play::before {
    content: "";
    width: 0;
    height: 0;
    margin-left: 2px;
    border-top: 7px solid transparent;
    border-bottom: 7px solid transparent;
    border-left: 10px solid #fffaf3;
}

.preview-slide figcaption {
    display: none;
}

.preview-nav {
    position: absolute;
    top: 50%;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 1px solid rgba(222, 216, 207, 0.78);
    border-radius: 50%;
    background: rgba(255, 253, 249, 0.62);
    box-shadow: 0 8px 18px rgba(31, 42, 36, 0.1);
    cursor: pointer;
    opacity: 0.78;
    transform: translateY(-50%);
    transition: opacity 180ms ease, background 180ms ease, transform 180ms ease;
    backdrop-filter: blur(10px);
}

.preview-nav:hover {
    background: rgba(255, 253, 249, 0.9);
    opacity: 1;
}

.preview-nav::before {
    content: "";
    width: 9px;
    height: 9px;
    border-top: 2px solid var(--brand-primary);
    border-left: 2px solid var(--brand-primary);
}

.preview-nav-prev {
    left: 14px;
}

.preview-nav-prev::before {
    margin-left: 3px;
    transform: rotate(-45deg);
}

.preview-nav-next {
    right: 14px;
}

.preview-nav-next::before {
    margin-right: 3px;
    transform: rotate(135deg);
}

.preview-placeholder {
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255, 253, 249, 0.98), rgba(242, 237, 230, 0.96));
}

.preview-empty {
    display: grid;
    height: 100%;
    place-items: center;
    align-content: center;
    gap: 8px;
    color: var(--muted);
    text-align: center;
}

.preview-empty span {
    color: var(--brand-primary);
    font-size: 0.78rem;
    font-weight: 820;
    letter-spacing: 0;
    text-transform: uppercase;
}

.preview-empty strong {
    color: var(--ink);
    font-size: 1.28rem;
}

.preview-controls {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: center;
}

.preview-controls button {
    width: 28px;
    height: 4px;
    overflow: hidden;
    border: 0;
    border-radius: 999px;
    background: rgba(74, 107, 90, 0.22);
    color: transparent;
    font: inherit;
    font-size: 0;
    font-weight: 820;
    line-height: 0;
    cursor: pointer;
    transition: width 180ms ease, background 180ms ease;
}

.preview-controls button.is-active,
.preview-controls button:hover {
    width: 42px;
    background: var(--brand-primary);
}

@keyframes previewFade {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.time-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1fr);
    gap: 62px;
    align-items: center;
}

.time-artifact-card {
    display: grid;
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    background: rgba(255, 253, 249, 0.9);
    box-shadow: var(--shadow-soft);
}

.time-artifact-card img {
    display: block;
    width: 100%;
    height: auto;
}

.time-artifact-card figcaption {
    display: none;
}

.memory-methods {
    display: grid;
    gap: 16px;
    margin-top: 26px;
}

.memory-methods article {
    padding: 16px 0;
    border-top: 1px solid var(--line);
}

.memory-methods article:first-child {
    padding-top: 0;
    border-top: 0;
}

.memory-column-title {
    margin-top: 0;
    font-size: 1.55rem;
    font-weight: 800;
    line-height: 1.12;
}

.memory-methods p {
    margin-top: 8px;
    color: var(--muted);
    line-height: 1.68;
}

.memory-panel {
    align-self: stretch;
    padding: 30px;
    border: 1px solid rgba(74, 107, 90, 0.24);
    border-radius: var(--radius-card);
    background: linear-gradient(180deg, #fffdf9 0%, #f5efe7 100%);
    box-shadow: var(--shadow-soft);
}

.memory-panel h3 {
    font-size: 1.55rem;
}

.memory-panel > h3,
.memory-panel > .memory-column-title {
    font-size: 1.55rem;
}

.memory-methods article h3,
.memory-panel span {
    display: block;
    color: var(--ink);
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.28;
}

.memory-panel ul {
    display: grid;
    gap: 16px;
    margin-top: 26px;
    list-style: none;
}

.memory-panel li {
    padding: 16px 0;
    border-top: 1px solid var(--line);
}

.memory-panel li:first-child {
    border-top: 0;
    padding-top: 0;
}

.memory-panel p {
    margin-top: 7px;
    color: var(--muted);
    line-height: 1.65;
}

.audio-artifact {
    min-height: 320px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
}

.audio-artifact h3 {
    margin-top: 18px;
    font-size: 2rem;
}

.audio-artifact p {
    margin-top: 16px;
    color: var(--ink-soft);
    font-size: 1.08rem;
    line-height: 1.72;
}

.check-list {
    display: grid;
    gap: 12px;
    margin-top: 22px;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 28px;
    color: var(--muted);
    line-height: 1.65;
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 0.62em;
    width: 12px;
    height: 7px;
    border-left: 2px solid var(--brand-primary);
    border-bottom: 2px solid var(--brand-primary);
    transform: rotate(-45deg);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 0;
}

.privacy-layout {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: minmax(190px, 1fr);
    gap: 22px;
    align-items: stretch;
}

.privacy-layout > .trust-item {
    min-height: 190px;
}

.privacy-group {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 14px;
    height: 100%;
}

.privacy-group > .eyebrow {
    margin-bottom: 0;
}

.privacy-grid-3 {
    grid-template-columns: 1fr;
}

.privacy-group .trust-grid {
    grid-template-rows: repeat(3, minmax(0, 1fr));
    height: 100%;
}

.privacy-group .trust-item {
    min-height: 0;
}

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

.trust-item {
    padding: 22px;
}

.faq-list {
    display: grid;
    gap: 24px;
    max-width: var(--section-max);
    margin-top: 0;
}

.faq-group {
    display: grid;
    gap: 12px;
}

.faq-group-title {
    color: var(--brand-primary);
    font-size: 0.9rem;
    font-weight: 850;
    letter-spacing: 0.04em;
    margin: 0 0 2px;
    text-transform: uppercase;
}

details {
    padding: 18px 20px;
}

summary {
    cursor: pointer;
    color: var(--ink);
    font-weight: 780;
    list-style: none;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: "+";
    float: right;
    color: var(--brand-primary);
    font-weight: 800;
}

details[open] summary::after {
    content: "-";
}

.final-cta {
    display: grid;
    min-height: auto;
    padding: 86px 0 112px;
    place-items: center;
    background: var(--paper);
}

.final-cta .container {
    max-width: calc(var(--content-max) + 64px);
}

.final-panel {
    display: grid;
    justify-items: center;
    gap: 20px;
    min-height: clamp(360px, 38vh, 460px);
    align-content: center;
    padding: clamp(76px, 8vw, 124px) clamp(32px, 7vw, 112px);
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    background: linear-gradient(180deg, #fffdf9 0%, #faf7f2 100%);
    text-align: center;
    box-shadow: var(--shadow-soft);
}

.final-panel p {
    max-width: 760px;
    color: var(--muted);
    font-size: 1.12rem;
    line-height: 1.7;
}

.final-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.placeholder-page {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 32px;
    background: var(--paper);
}

.placeholder-panel {
    width: min(100%, 720px);
    padding: 48px 32px;
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    background: var(--surface);
    text-align: center;
    box-shadow: var(--shadow-soft);
}

.placeholder-brand {
    justify-content: center;
    margin-bottom: 34px;
}

.placeholder-panel h1 {
    font-size: clamp(3rem, 7vw, 5rem);
}

.placeholder-panel .btn {
    margin-top: 28px;
}

.waitlist-page {
    min-height: 100vh;
    background:
        radial-gradient(circle at 50% 18%, rgba(74, 107, 90, 0.1), transparent 34%),
        var(--paper);
}

.waitlist-shell {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: clamp(28px, 4vw, 64px);
}

.waitlist-panel {
    display: grid;
    width: min(100%, 1120px);
    gap: 28px;
    padding: clamp(42px, 5.2vw, 82px);
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    background: rgba(255, 253, 249, 0.94);
    box-shadow: var(--shadow-soft);
}

.waitlist-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    width: max-content;
    color: var(--ink);
    font-weight: 800;
    text-decoration: none;
}

.waitlist-mark {
    display: inline-grid;
    width: 38px;
    height: 28px;
    place-items: center;
    border-radius: 999px;
    background: var(--brand-primary-soft);
    color: var(--brand-primary-strong);
    font-size: 0.86rem;
    font-weight: 900;
}

.waitlist-copy {
    display: grid;
    gap: 18px;
}

.waitlist-copy h1 {
    max-width: 980px;
    margin: 0;
    font-size: clamp(2.7rem, 4.2vw, 3.8rem);
    line-height: 1.08;
}

.waitlist-copy p {
    max-width: 920px;
    color: var(--muted);
    font-size: 1.18rem;
    line-height: 1.65;
}

.waitlist-form {
    display: grid;
    gap: 16px;
    max-width: 1020px;
}

.waitlist-fields {
    display: flex;
    gap: 10px;
}

.waitlist-fields input {
    min-width: 0;
    flex: 1;
    height: 58px;
    min-height: 58px;
    padding: 0 16px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-card);
    background: var(--surface);
    color: var(--ink);
    font: inherit;
}

.waitlist-fields input:focus {
    border-color: var(--brand-primary);
    outline: 3px solid rgba(74, 107, 90, 0.16);
}

.waitlist-fields .btn {
    min-width: 190px;
    border: 0;
    cursor: pointer;
    font: inherit;
}

.waitlist-note,
.waitlist-success {
    color: var(--muted);
    font-size: 1rem;
}

.waitlist-success {
    display: none;
    color: var(--brand-primary-strong);
    font-weight: 750;
}

.waitlist-form.is-submitted .waitlist-success {
    display: block;
}

.waitlist-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    padding-top: 4px;
}

.waitlist-link {
    color: var(--brand-primary-strong);
    font-weight: 750;
    text-decoration: none;
}

.footer {
    padding: 46px 0 28px;
    background: #26342c;
    color: #fffaf3;
}

.footer-content {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 180px 220px;
    gap: 34px;
}

.footer a {
    display: block;
    margin-top: 8px;
    color: rgba(255, 250, 243, 0.72);
    text-decoration: none;
}

.footer a:hover {
    color: #fffaf3;
}

.footer h4 {
    margin-bottom: 10px;
    font-size: 0.94rem;
}

.footer p {
    margin-top: 10px;
    color: rgba(255, 250, 243, 0.72);
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 0;
    color: #fffaf3;
}

.footer-bottom {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 250, 243, 0.16);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
}

@media (min-width: 1440px) {
    :root {
        --content-max: 1440px;
        --section-max: 1320px;
    }

    .container {
        max-width: calc(var(--content-max) + 96px);
        padding-right: 48px;
        padding-left: 48px;
    }

    .hero {
        min-height: calc(92vh - 73px);
        padding-top: clamp(74px, 7vh, 104px);
        padding-bottom: clamp(68px, 6vh, 92px);
    }

    .hero-copy {
        max-width: 1180px;
    }

    h1 {
        max-width: 960px;
        font-size: 6.7rem;
    }

    .hero-subtitle {
        max-width: 1080px;
        font-size: 1.54rem;
    }

    .btn {
        min-height: 52px;
        padding-right: 26px;
        padding-left: 26px;
        font-size: 1.04rem;
    }

    .section {
        padding-top: 92px;
        padding-bottom: 92px;
    }

    .section-lead {
        font-size: 1.14rem;
    }

    .product-grid {
        gap: 24px;
    }

    .product-card {
        min-height: 210px;
        padding: 30px;
    }

    .flow-showcase {
        grid-template-columns: minmax(0, 1fr) minmax(320px, 0.4fr);
        gap: 72px;
    }

    .preview-phone {
        width: min(100%, 326px);
    }

    .final-cta .container {
        max-width: calc(var(--content-max) + 96px);
    }

    .final-panel {
        min-height: clamp(400px, 40vh, 500px);
    }

    .waitlist-panel {
        width: min(100%, 1220px);
        padding: clamp(70px, 5vw, 96px);
    }

    .waitlist-copy h1 {
        max-width: 1080px;
        font-size: clamp(3.2rem, 3.8vw, 4.1rem);
    }

    .waitlist-copy p {
        max-width: 1050px;
        font-size: 1.28rem;
    }

    .waitlist-form {
        max-width: 1100px;
    }

    .waitlist-fields input {
        height: 64px;
    }

    .waitlist-fields .btn {
        min-width: 220px;
    }

    .flow-list li {
        grid-template-columns: 46px minmax(0, 1fr);
        gap: 18px;
        padding: 20px 0;
    }
}

@media (min-width: 1800px) {
    :root {
        --content-max: 1540px;
        --section-max: 1400px;
    }

    .product-card {
        padding: 28px;
    }

    .flow-showcase {
        grid-template-columns: minmax(0, 1fr) minmax(340px, 0.38fr);
        gap: 84px;
    }

    .preview-phone {
        width: min(100%, 346px);
    }

    .final-panel {
        min-height: clamp(420px, 38vh, 520px);
    }

    .waitlist-panel {
        width: min(100%, 1500px);
        padding: clamp(78px, 4.8vw, 96px);
    }

    .waitlist-copy h1 {
        max-width: 1260px;
        font-size: clamp(3.25rem, 3.2vw, 4rem);
    }

    .waitlist-copy p {
        max-width: 1220px;
    }

    .waitlist-form {
        max-width: 1280px;
    }
}

@media (max-width: 980px) {
    .nav-links {
        display: none;
    }

    .split-layout,
    .time-grid,
    .flow-showcase {
        grid-template-columns: 1fr;
    }

    .memories-section .split-layout {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .flow-preview {
        position: static;
    }

    .preview-phone {
        width: min(100%, 276px);
    }

    .privacy-layout {
        grid-template-columns: 1fr;
    }

    .privacy-group {
        grid-template-rows: auto;
        height: auto;
    }

    .privacy-group .trust-grid {
        grid-template-rows: auto;
        height: auto;
    }

    .product-grid,
    .trust-grid,
    .privacy-grid-3,
    .privacy-grid-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    h1 {
        font-size: 5.3rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .container {
        padding: 0 16px;
    }

    .nav-inner {
        min-height: 64px;
        gap: 12px;
    }

    .nav-actions {
        gap: 8px;
    }

    .lang-switch {
        display: inline-flex;
        font-size: 0.86rem;
    }

    .nav-cta {
        display: inline-flex;
        min-height: 36px;
        padding: 0 12px;
        font-size: 0.86rem;
    }

    .hero {
        align-items: flex-start;
        min-height: auto;
        padding: clamp(86px, 16vh, 126px) 0 clamp(52px, 9vh, 74px);
    }

    h1 {
        max-width: 100%;
        font-size: 4rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero-subtitle,
    .section-lead {
        font-size: 1.06rem;
    }

    .hero-copy,
    .hero-subtitle {
        max-width: 460px;
    }

    .hero-subtitle {
        margin-top: 22px;
    }

    .hero-actions {
        width: 100%;
        max-width: 360px;
        margin-top: 28px;
        margin-right: auto;
        margin-left: auto;
    }

    .btn {
        width: 100%;
        max-width: 360px;
    }

    .waitlist-shell {
        padding: 20px;
    }

    .waitlist-panel {
        gap: 22px;
        padding: 34px 24px;
    }

    .waitlist-copy h1 {
        max-width: 100%;
        font-size: clamp(2.3rem, 10vw, 3.15rem);
        line-height: 1.08;
    }

    .waitlist-copy p {
        max-width: 100%;
        font-size: 1.04rem;
    }

    .waitlist-form {
        max-width: 100%;
    }

    .waitlist-fields {
        flex-direction: column;
    }

    .waitlist-fields input {
        flex: 0 0 52px;
        height: 52px;
        min-height: 52px;
    }

    .waitlist-fields .btn {
        min-width: 0;
        max-width: none;
    }

    .product-grid,
    .trust-grid,
    .privacy-grid-3,
    .privacy-grid-2 {
        grid-template-columns: 1fr;
    }

    .flow-showcase {
        gap: 30px;
    }

    .preview-phone {
        width: min(100%, 264px);
    }

    .preview-controls {
        gap: 7px;
    }

    .preview-controls button {
        width: 24px;
        height: 4px;
    }

    .preview-controls button.is-active,
    .preview-controls button:hover {
        width: 36px;
    }

    .section {
        padding: 58px 0;
    }

    .audio-artifact {
        min-height: auto;
        padding: 24px;
    }

    .audio-artifact h3 {
        font-size: 1.7rem;
    }

    .memory-panel {
        align-self: start;
        padding: 24px;
    }

    .final-cta {
        padding: 58px 0 64px;
    }

    .final-panel {
        width: calc(100% - 32px);
        min-height: auto;
        padding: 56px 22px;
    }

    .final-panel p {
        font-size: 1.02rem;
    }
}

@media (max-width: 420px) {
    .brand-logo {
        width: 40px;
        height: 22px;
    }

    .nav-brand span:last-child {
        font-size: 0.92rem;
    }

    .nav-cta {
        min-height: 34px;
        padding: 0 10px;
        font-size: 0.82rem;
    }

    h1 {
        font-size: 2.7rem;
    }

    h2 {
        font-size: 1.72rem;
    }

    .artifact-player {
        align-items: flex-start;
        flex-wrap: wrap;
    }
}