:root {
    --green-950: #0a4638;
    --green-900: #0f4a39;
    --green-800: #165844;
    --green-700: #2a6a55;

    --cream-100: #fbf7f1;
    --cream-200: #f4ede2;
    --cream-300: #eadfce;
    --cream-400: #dac8af;

    --gold-500: #c39a54;
    --gold-400: #d3ab67;
    --gold-300: #e0c28e;

    --ink: #173229;
    --muted: #5e6d66;
    --white: #ffffff;

    --border: rgba(15, 74, 57, 0.12);
    --shadow-small: 0 10px 24px rgba(16, 44, 34, 0.08);
    --shadow-large: 0 28px 60px rgba(10, 41, 31, 0.12);

    --container: 1200px;
    --serif: "Cormorant Garamond", Georgia, serif;
    --sans: "Montserrat", Arial, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 92px;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--cream-100);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

h1,
h2,
h3,
p,
figure {
    margin-top: 0;
}

h1,
h2,
h3 {
    font-family: var(--serif);
    color: var(--green-950);
    line-height: 1.08;
}

h1 {
    margin-bottom: 26px;
    font-size: clamp(3rem, 4.8vw, 4.75rem);
    font-weight: 600;
    letter-spacing: -0.04em;
}

h2 {
    margin-bottom: 18px;
    font-size: clamp(2.2rem, 3.8vw, 3.6rem);
    font-weight: 600;
    letter-spacing: -0.03em;
}

h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
    font-weight: 600;
}

p {
    margin-bottom: 20px;
}

.container {
    width: min(calc(100% - 48px), 1260px);
    margin-inline: auto;
}

.section {
    padding: 88px 0;
}

.eyebrow {
    margin-bottom: 12px;
    color: var(--gold-500);
    font-family: var(--sans);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    line-height: 1.4;
    text-transform: uppercase;
}

.eyebrow-gold {
    color: var(--gold-400);
}

.lead {
    color: var(--green-900);
    font-family: var(--serif);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.4;
}

.button {
    min-height: 50px;
    padding: 14px 24px;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    line-height: 1.2;
    text-align: center;
    text-transform: uppercase;
    border-radius: 4px;
    transition:
        color 180ms ease,
        background-color 180ms ease,
        border-color 180ms ease,
        transform 180ms ease,
        box-shadow 180ms ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button:focus-visible,
.main-nav a:focus-visible,
.footer-column a:focus-visible,
.quick-link-card:focus-visible {
    outline: 3px solid var(--gold-400);
    outline-offset: 4px;
}

.button-primary {
    color: var(--white);
    background: var(--green-900);
    border-color: var(--green-900);
    box-shadow: 0 8px 18px rgba(8, 56, 44, 0.12);
}

.button-primary:hover {
    background: var(--green-800);
    border-color: var(--green-800);
}

.button-outline {
    color: var(--green-900);
    background: transparent;
    border-color: rgba(15, 74, 57, 0.28);
}

.button-outline:hover {
    color: var(--white);
    background: var(--green-900);
    border-color: var(--green-900);
}

.button-gold {
    color: var(--white);
    background: linear-gradient(180deg, #d6b06a 0%, #c4954a 100%);
    border-color: #c4954a;
}

.button-gold:hover {
    background: linear-gradient(180deg, #ddb97a 0%, #cb9e57 100%);
    border-color: #cb9e57;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 42px;
}

.section-heading.centered {
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

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

.site-header {
    position: sticky;
    z-index: 1000;
    top: 0;
    background: rgba(251, 247, 241, 0.96);
    border-bottom: 1px solid rgba(15, 74, 57, 0.08);
    backdrop-filter: blur(10px);
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    gap: 28px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 0 0 auto;
}

.logo img {
    width: 48px;
    max-height: 48px;
    object-fit: contain;
}

#tytulowy {
    margin: 0;
    font-family: var(--serif);
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 0.95;
    color: var(--green-950);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.main-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 28px;
}

.main-nav a {
    position: relative;
    padding: 8px 0;
    color: var(--green-950);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0;
}

.main-nav a::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 1px;
    content: "";
    background: var(--gold-500);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.main-nav a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.header-button {
    min-height: 42px;
    padding: 12px 18px;
    border-radius: 6px;
    font-size: 0.7rem;
    box-shadow: none;
}

.hero {
    position: relative;
    min-height: 540px;
    padding: 28px 0 20px;
    display: flex;
    align-items: center;
    background:
        radial-gradient(circle at 78% 18%, rgba(201, 169, 104, 0.18), transparent 22%),
        linear-gradient(180deg, #fcf8f2 0%, #f9f3ea 100%);
    overflow: hidden;
}

.hero::before {
    display: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
    align-items: center;
    gap: 32px;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-kicker {
    margin-bottom: 18px;
    color: var(--gold-500);
    font-size: 0.9rem;
    letter-spacing: 0.08em;
}

.hero h1 {
    max-width: 690px;
    margin-bottom: 18px;
    line-height: 0.98;
    font-size: clamp(3rem, 4.2vw, 4.1rem);
}

.hero-description {
    max-width: 560px;
    margin-bottom: 24px;
    color: #4f5d57;
    font-size: 0.98rem;
    line-height: 1.65;
}

.hero-actions .button {
    min-width: 210px;
}

.hero-visual {
    position: relative;
}

.hero-image-frame {
    position: relative;
    min-height: 430px;
    padding: 6px 10px;
    display: grid;
    place-items: center;
    background: transparent;
    border: 0;
    box-shadow: none;
}

.hero-image-frame::before,
.hero-image-frame::after {
    display: none;
}

.hero-image-frame img {
    width: 120%;
    max-height: 600px;
    object-fit: contain;
    filter: sepia(0.18) saturate(0.9) brightness(1.02);
}

.quick-links-section {
    padding-top: 0;
    margin-top: -4px;
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background: var(--white);
    border: 1px solid rgba(15, 74, 57, 0.08);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: var(--shadow-small);
}

.quick-link-card {
    min-height: 104px;
    padding: 18px 24px;
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr) 24px;
    align-items: center;
    gap: 14px;
    background: rgba(255, 255, 255, 0.96);
    border-right: 1px solid rgba(15, 74, 57, 0.08);
    transition: background-color 180ms ease, transform 180ms ease;
}

.quick-link-card:last-child {
    border-right: 0;
}

.quick-link-card:hover {
    background: #fdfaf5;
}

.quick-link-icon {
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(195, 154, 84, 0.45);
    border-radius: 14px;
}

.quick-link-icon img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.quick-link-copy {
    display: grid;
    gap: 2px;
}

.quick-link-copy strong {
    color: var(--green-950);
    font-size: 0.94rem;
    line-height: 1.25;
    text-transform: uppercase;
}

.quick-link-copy span {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.45;
}

.quick-link-arrow {
    color: var(--gold-500);
    font-size: 1.4rem;
    line-height: 1;
    justify-self: end;
}

.product-preview-section {
    padding: 12px 0 22px;
}

.product-preview-card {
    display: grid;
    grid-template-columns: minmax(220px, 250px) minmax(0, 1.18fr) minmax(250px, 0.82fr);
    align-items: center;
    gap: 24px;
    padding: 26px 30px;
    background: #f2eee7;
    border: 1px solid rgba(15, 74, 57, 0.06);
    border-radius: 18px;
}

.product-preview-book {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-preview-book img {
    max-height: 240px;
    object-fit: contain;
    filter: drop-shadow(0 26px 24px rgba(0, 0, 0, 0.18));
}

.product-preview-main h2 {
    max-width: 620px;
    margin-bottom: 12px;
    font-size: clamp(2rem, 3vw, 3.2rem);
    line-height: 1.02;
}

.product-preview-main p:not(.eyebrow) {
    max-width: 610px;
    margin-bottom: 20px;
    color: var(--muted);
}

.preview-button {
    min-width: 170px;
}

.product-preview-points {
    padding: 0;
    margin: 0;
    display: grid;
    gap: 14px;
    list-style: none;
}

.product-preview-points li {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    align-items: start;
    gap: 10px;
    color: var(--green-950);
    font-size: 0.94rem;
    line-height: 1.4;
}

.product-preview-point-icon {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    color: var(--gold-500);
    border: 1px solid rgba(195, 154, 84, 0.28);
    border-radius: 50%;
    font-size: 0.95rem;
}

.about-intro {
    background: var(--cream-100);
}

.two-column {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
    align-items: center;
    gap: 72px;
}

.section-copy > p:not(.eyebrow):not(.lead) {
    color: var(--muted);
}

.illustration-card {
    position: relative;
    min-height: 360px;
    padding: 36px;
    display: grid;
    place-items: center;
    background: #f8f2e8;
    border: 1px solid rgba(15, 74, 57, 0.08);
    border-radius: 10px;
}

.illustration-card::before {
    display: none;
}

.illustration-card img {
    max-height: 280px;
    object-fit: contain;
}

.features-grid {
    margin-top: 60px;
    display: grid;
    gap: 18px;
}

.features-grid-three {
    grid-template-columns: repeat(3, 1fr);
}

.feature {
    position: relative;
    min-height: 170px;
    padding: 30px 28px;
    background: var(--white);
    border: 1px solid rgba(15, 74, 57, 0.08);
    border-radius: 8px;
    box-shadow: var(--shadow-small);
}

.feature + .feature {
    border-left: 1px solid rgba(15, 74, 57, 0.08);
}

.feature-number {
    position: static;
    display: inline-block;
    margin-bottom: 12px;
    color: var(--gold-500);
    font-family: var(--serif);
    font-size: 1.15rem;
    font-weight: 700;
}

.feature h3 {
    margin-bottom: 8px;
    font-size: 1.2rem;
    text-transform: uppercase;
}

.feature p {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.product-section {
    position: relative;
    min-height: 680px;
    padding: 90px 0 86px;
    display: flex;
    align-items: center;
    color: var(--cream-100);
    background: linear-gradient(180deg, #0a4a3b 0%, #083f33 100%);
    overflow: hidden;
}

.product-section::before {
    position: absolute;
    inset: 0;
    content: "";
    background: radial-gradient(circle at 22% 50%, rgba(255, 255, 255, 0.035), transparent 30%);
    pointer-events: none;
}

.product-section::after {
    display: none;
}

.product-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(390px, 0.92fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 34px;
}

.product-visual {
    position: relative;
    min-height: 560px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 8px;
}

.product-visual img {
    position: relative;
    z-index: 2;
    width: auto;
    max-width: 100%;
    max-height: 650px;
    object-fit: contain;
    transform: rotate(-13deg) translateX(-18px);
    transform-origin: center center;
    filter: drop-shadow(-24px 34px 30px rgba(0, 0, 0, 0.34));
}

.product-content {
    max-width: 620px;
}

.product-content .eyebrow {
    margin-bottom: 10px;
    color: var(--gold-400);
    font-size: 0.86rem;
    letter-spacing: 0.08em;
}

.product-content h2 {
    margin-bottom: 18px;
    color: var(--cream-100);
    font-size: clamp(3rem, 4.2vw, 4.35rem);
    line-height: 0.92;
    letter-spacing: -0.04em;
}

.product-number {
    display: block;
    color: var(--cream-100);
    font-size: 1em;
    line-height: 0.88;
}

.product-description {
    max-width: 530px;
    margin-bottom: 34px;
    color: rgba(253, 251, 246, 0.9);
    font-size: 0.98rem;
    line-height: 1.55;
}

.product-benefits {
    padding: 0;
    margin: 0 0 34px;
    display: grid;
    grid-template-columns: repeat(4, minmax(90px, 1fr));
    gap: 18px 22px;
    list-style: none;
}

.product-benefits li {
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    color: var(--cream-100);
    border-bottom: 0;
    font-size: 0.76rem;
    font-weight: 500;
    line-height: 1.25;
}

.product-benefits span {
    display: block;
    margin-bottom: 12px;
    color: var(--gold-400);
    font-size: 2rem;
    line-height: 1;
}

.product-benefits span img {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.product-benefits li strong,
.product-benefits li b {
    font-weight: 700;
}

.product-actions {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 18px;
}

.product-button {
    width: min(100%, 320px);
    min-width: 290px;
    min-height: 58px;
    justify-content: center;
    border-radius: 4px;
    font-size: 0.84rem;
    letter-spacing: 0.03em;
    box-shadow: none;
}

.price {
    margin: 0;
    color: var(--cream-100);
    font-family: var(--serif);
    font-size: 3.05rem;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
}

.payment-note {
    max-width: 100%;
    margin-top: 0;
    color: rgba(253, 251, 246, 0.82);
    font-size: 0.72rem;
    line-height: 1.45;
}

.audience-section {
    background: var(--cream-100);
}

.card-grid {
    display: grid;
}

.card-grid-four {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.card-grid-three {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.info-card {
    min-height: 260px;
    padding: 30px 24px;
    background: var(--white);
    border: 1px solid rgba(15, 74, 57, 0.08);
    border-radius: 8px;
    text-align: left;
    transition:
        transform 180ms ease,
        box-shadow 180ms ease,
        border-color 180ms ease;
}

.info-card + .info-card {
    border-left: 1px solid rgba(15, 74, 57, 0.08);
}

.info-card:hover {
    position: relative;
    z-index: 2;
    border-color: rgba(185, 146, 77, 0.45);
    box-shadow: var(--shadow-small);
    transform: translateY(-4px);
}

.icon-box {
    width: 64px;
    height: 64px;
    margin: 0 0 18px;
    padding: 12px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(185, 146, 77, 0.36);
    border-radius: 50%;
}

.icon-box img {
    width: 34px;
    height: 34px;
    object-fit: contain;
}

.info-card h3 {
    font-size: 1.15rem;
    line-height: 1.3;
}

.info-card p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 0.88rem;
}

.score-section {
    position: relative;
    padding: 90px 0;
    background: var(--cream-100);
    overflow: hidden;
}

.score-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
    align-items: center;
    gap: 70px;
}

.score-content {
    max-width: 700px;
}

.score-number {
    margin-bottom: 18px;
    color: var(--green-950);
    font-family: var(--sans);
    font-size: clamp(3.8rem, 8vw, 5.6rem);
    font-weight: 500;
    letter-spacing: -0.05em;
    line-height: 0.95;
}

.score-number span {
    color: var(--green-950);
    font-size: 1em;
    letter-spacing: -0.05em;
}

.score-content h2 {
    font-size: clamp(2rem, 3vw, 3rem);
}

.score-content > p:last-child {
    color: var(--muted);
}

.score-grid > img {
    width: 100%;
    max-width: 430px;
    justify-self: center;
    object-fit: contain;
}

.contents-section {
    background: var(--cream-100);
}

.content-card {
    position: relative;
    min-height: 190px;
    padding: 30px 26px;
    background: var(--white);
    border: 1px solid rgba(15, 74, 57, 0.08);
    border-radius: 8px;
    overflow: hidden;
    transition:
        background-color 180ms ease,
        color 180ms ease,
        transform 180ms ease,
        box-shadow 180ms ease;
}

.content-card:hover {
    color: var(--cream-100);
    background: var(--green-900);
    transform: translateY(-4px);
    box-shadow: var(--shadow-small);
}

.content-card h3 {
    font-size: 1.15rem;
    text-transform: uppercase;
    transition: color 180ms ease;
}

.content-card p {
    max-width: 260px;
    margin-bottom: 0;
    color: var(--muted);
    font-size: 0.88rem;
    transition: color 180ms ease;
}

.content-card:hover h3,
.content-card:hover p {
    color: var(--cream-100);
}

.content-icon {
    position: absolute;
    right: 18px;
    bottom: 8px;
    color: rgba(15, 74, 57, 0.08);
    font-family: var(--serif);
    font-size: 4.8rem;
    font-weight: 700;
    line-height: 1;
    transition: color 180ms ease;
}

.content-card:hover .content-icon {
    color: rgba(220, 192, 128, 0.18);
}

.process-section {
    background: var(--cream-100);
}

.process-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.process-grid::before {
    display: none;
}

.process-step {
    position: relative;
    z-index: 2;
    min-height: 220px;
    padding: 28px 22px;
    text-align: center;
    background: var(--white);
    border: 1px solid rgba(15, 74, 57, 0.08);
    border-radius: 8px;
}

.step-number {
    width: 42px;
    height: 42px;
    margin: 0 auto 18px;
    display: grid;
    place-items: center;
    color: var(--gold-500);
    background: transparent;
    border: 1px solid rgba(185, 146, 77, 0.5);
    border-radius: 50%;
    font-family: var(--serif);
    font-size: 1.2rem;
    font-weight: 700;
}

.step-icon {
    min-height: 42px;
    color: var(--green-900);
    font-size: 2rem;
    line-height: 1;
}

.process-step h3 {
    margin-top: 12px;
    font-size: 1.15rem;
}

.process-step p {
    color: var(--muted);
    font-size: 0.88rem;
}

.newsletter-section {
    padding: 70px 0;
    color: var(--cream-100);
    background: var(--green-950);
}

.newsletter-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
    align-items: center;
    gap: 60px;
}

.newsletter-section h2,
.newsletter-section h3 {
    color: var(--cream-100);
}

.newsletter-section h2 {
    font-size: clamp(2.4rem, 4vw, 3.6rem);
}

.newsletter-section p {
    max-width: 680px;
    color: rgba(253, 251, 246, 0.76);
}

.newsletter-box {
    padding: 26px;
    border: 1px solid rgba(220, 192, 128, 0.22);
    background: rgba(255, 255, 255, 0.04);
    border-radius: 6px;
}

.newsletter-box h3 {
    font-size: 1.35rem;
}

.newsletter-box p {
    font-size: 0.82rem;
}

.newsletter-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0;
}

.newsletter-form input {
    min-width: 0;
    min-height: 50px;
    padding: 14px 16px;
    color: var(--cream-100);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-right: 0;
    outline: none;
}

.newsletter-form input::placeholder {
    color: rgba(253, 251, 246, 0.54);
}

.newsletter-form input:focus {
    border-color: var(--gold-400);
}

.newsletter-note {
    grid-column: 1 / -1;
    margin-top: 12px;
    margin-bottom: 0;
    font-size: 0.8rem;
    line-height: 1.45;
}

.project-section {
    text-align: center;
    background: var(--cream-100);
}

.project-content {
    max-width: 850px;
}

.project-content p:last-child {
    color: var(--muted);
}

.site-footer {
    padding-top: 48px;
    color: rgba(253, 251, 246, 0.74);
    background: #0a382c;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
    gap: 36px;
}

.footer-brand img {
    width: 150px;
    max-height: 64px;
    margin-bottom: 18px;
    object-fit: contain;
    object-position: left;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    max-width: 240px;
    font-size: 0.8rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.footer-column h2 {
    margin-bottom: 8px;
    color: var(--cream-100);
    font-family: var(--sans);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.footer-column a {
    font-size: 0.76rem;
    transition: color 180ms ease;
}

.footer-column a:hover {
    color: var(--gold-400);
}

.footer-bottom {
    margin-top: 42px;
    padding: 18px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.72rem;
}

@media (max-width: 1050px) {
    .main-nav {
        gap: 14px;
    }

    .main-nav a {
        font-size: 0.66rem;
    }

    .hero-grid,
    .score-grid,
    .newsletter-grid,
    .two-column,
    .product-preview-card {
        gap: 42px;
    }

    .quick-links-grid {
        grid-template-columns: 1fr;
    }

    .quick-link-card {
        border-right: 0;
        border-bottom: 1px solid rgba(15, 74, 57, 0.08);
    }

    .quick-link-card:last-child {
        border-bottom: 0;
    }

    .product-preview-card {
        grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
    }

    .product-preview-points {
        grid-column: 1 / -1;
        grid-template-columns: repeat(2, 1fr);
    }

    .product-section {
        min-height: auto;
        padding: 100px 0;
    }

    .product-grid {
        grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1fr);
        gap: 28px;
    }

    .product-visual {
        min-height: 560px;
        padding-left: 0;
    }

    .product-visual img {
        max-height: 520px;
        transform: rotate(-11deg) translateX(-6px);
    }

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

    .product-actions {
        flex-wrap: wrap;
        gap: 18px;
    }

    .card-grid-four {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

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

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

@media (max-width: 850px) {
    html {
        scroll-padding-top: 140px;
    }

    .header-inner {
        padding: 14px 0;
        flex-wrap: wrap;
        gap: 12px 20px;
    }

    .main-nav {
        order: 3;
        width: 100%;
        padding-top: 8px;
        border-top: 1px solid var(--border);
        justify-content: flex-start;
        overflow-x: auto;
    }

    .main-nav a {
        padding: 10px 0;
        white-space: nowrap;
    }

    .header-button {
        margin-left: auto;
    }

    .hero {
        padding: 54px 0 26px;
    }

    .hero-grid,
    .two-column,
    .product-grid,
    .score-grid,
    .newsletter-grid,
    .product-preview-card {
        grid-template-columns: 1fr;
    }

    .hero-content,
    .product-preview-main,
    .product-preview-card,
    .score-grid,
    .product-content {
        text-align: center;
    }

    .hero h1,
    .hero-description {
        margin-right: auto;
        margin-left: auto;
    }

    .button-group {
        justify-content: center;
    }

    .quick-link-card {
        grid-template-columns: 64px minmax(0, 1fr);
    }

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

    .product-preview-card {
        padding: 28px 24px;
    }

    .product-preview-book img {
        max-height: 240px;
    }

    .product-preview-points {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .statement {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .statement-decoration {
        display: none;
    }

    .features-grid-three,
    .card-grid-three,
    .process-grid {
        grid-template-columns: 1fr;
    }

    .product-section {
        min-height: auto;
        padding: 82px 0;
    }

    .product-visual {
        min-height: 430px;
        justify-content: center;
    }

    .product-visual img {
        max-height: 390px;
        transform: rotate(-9deg);
    }

    .product-content {
        max-width: 100%;
    }

    .product-description,
    .payment-note {
        max-width: 100%;
    }

    .product-benefits {
        text-align: left;
        grid-template-columns: repeat(2, 1fr);
    }

    .product-actions {
        justify-content: center;
        flex-wrap: wrap;
    }

    .product-button {
        min-width: 250px;
    }

    .payment-note,
    .score-content {
        margin-right: auto;
        margin-left: auto;
    }
}

@media (max-width: 620px) {
    .container {
        width: min(calc(100% - 30px), var(--container));
    }

    .section {
        padding: 68px 0;
    }

    .site-header {
        position: relative;
    }

    .header-inner {
        justify-content: center;
    }

    .logo {
        width: 100%;
        justify-content: center;
    }

    .header-button {
        margin: 0;
    }

    h1 {
        font-size: 2.6rem;
    }

    h2 {
        font-size: 2.2rem;
    }

    .hero-image-frame {
        min-height: 320px;
        padding: 10px;
    }

    .quick-link-card {
        padding: 22px 18px;
        grid-template-columns: 1fr;
        text-align: center;
        justify-items: center;
    }

    .quick-link-copy {
        justify-items: center;
    }

    .product-preview-section,
    .product-section,
    .newsletter-section {
        padding: 60px 0;
    }

    .product-preview-card {
        padding: 22px 18px;
    }

    .product-visual {
        min-height: 320px;
    }

    .product-visual img {
        max-height: 300px;
        transform: rotate(-7deg);
    }

    .product-benefits,
    .card-grid-four,
    .newsletter-form,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .product-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .product-button {
        width: 100%;
        min-width: 0;
    }

    .price {
        font-size: 2.5rem;
    }

    .newsletter-form {
        gap: 10px;
    }

    .newsletter-form input {
        border-right: 1px solid rgba(255, 255, 255, 0.16);
    }

    .newsletter-form .button {
        width: 100%;
    }

    .newsletter-box {
        padding: 22px 18px;
    }
}