:root {
    --primary: #1f7a4d;
    --primary-dark: #145637;
    --primary-soft: #e8f5ee;
    --secondary: #9fd356;

    --dark: #10251a;
    --text: #415047;
    --muted: #718078;

    --white: #ffffff;
    --bg: #f8fbf8;
    --bg-soft: #f1f8f3;

    --border: #dce8df;
    --danger: #d95745;
    --success: #1f7a4d;

    --shadow: 0 18px 45px rgba(16, 37, 26, 0.12);
    --shadow-soft: 0 12px 28px rgba(16, 37, 26, 0.06);

    --radius: 24px;
    --radius-lg: 34px;

    --container: 1180px;
}

/* ================= RESET ================= */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    overflow-x: hidden;
}

body::-webkit-scrollbar {
    width: 10px;
}

body::-webkit-scrollbar-track {
    background: var(--bg);
}

body::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 999px;
}

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

ul {
    list-style: none;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

/* ================= GLOBAL ================= */

.container {
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
}

.section {
    padding: 88px 0;
}

.section-light {
    background: var(--white);
}

.section-dark {
    background:
        radial-gradient(circle at top left, rgba(159, 211, 86, 0.14), transparent 34%),
        linear-gradient(135deg, var(--dark), #173724);
    color: #d9e7dd;
}

.section-label {
    display: inline-block;
    color: var(--primary);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    margin-bottom: 10px;
}

.light-label {
    color: var(--secondary);
}

.section h2,
.section-heading h2 {
    color: var(--dark);
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.12;
    letter-spacing: -1.2px;
    margin-bottom: 16px;
}

.section-dark h2,
.section-dark h3 {
    color: var(--white);
}

.section-heading {
    max-width: 800px;
    text-align: center;
    margin: 0 auto 46px;
}

.section-heading p {
    font-size: 17px;
    color: var(--muted);
}

.section-dark .section-heading p,
.section-dark p {
    color: #d9e7dd;
}

h1,
h2,
h3,
h4 {
    color: var(--dark);
    line-height: 1.2;
}

p {
    color: var(--text);
}

.section-dark p {
    color: #d9e7dd;
}

/* ================= BUTTONS ================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 13px 22px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 15px;
    font-weight: 800;
    line-height: 1;
    cursor: pointer;
    transition: 0.22s ease;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 12px 25px rgba(31, 122, 77, 0.25);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    background: var(--white);
    color: var(--primary-dark);
    border-color: var(--border);
}

.btn-outline:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--primary-dark);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(255, 255, 255, 0.18);
}

.btn-ghost-white {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.45);
    background: rgba(255, 255, 255, 0.08);
}

.btn-ghost-white:hover {
    background: rgba(255, 255, 255, 0.16);
    transform: translateY(-2px);
}

/* ================= NAVBAR ================= */

.navbar {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(248, 251, 248, 0.94);
    border-bottom: 1px solid rgba(220, 232, 223, 0.9);
    backdrop-filter: blur(14px);
}

.nav-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo,
.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 900;
    color: var(--dark);
    letter-spacing: -0.3px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    display: grid;
    place-items: center;
    font-weight: 900;
    box-shadow: 0 10px 24px rgba(31, 122, 77, 0.24);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--dark);
    font-size: 14px;
    font-weight: 800;
}

.nav-menu a {
    position: relative;
    padding: 8px 0;
}

.nav-menu a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 2px;
    width: 0;
    height: 2px;
    border-radius: 999px;
    background: var(--primary);
    transition: 0.22s ease;
}

.nav-menu a:hover {
    color: var(--primary);
}

.nav-menu a:hover::after {
    width: 100%;
}

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

.language-select {
    min-height: 42px;
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--dark);
    padding: 9px 14px;
    border-radius: 999px;
    font-weight: 800;
    outline: none;
    cursor: pointer;
}

.language-select:focus {
    border-color: var(--primary);
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 12px;
    background: var(--primary);
    color: var(--white);
    font-size: 22px;
    cursor: pointer;
}

/* ================= HERO ================= */

.hero {
    position: relative;
    padding: 92px 0 74px;
    overflow: hidden;
    background:
        radial-gradient(circle at 82% 10%, rgba(159, 211, 86, 0.30), transparent 28%),
        radial-gradient(circle at 10% 20%, rgba(31, 122, 77, 0.14), transparent 35%),
        linear-gradient(180deg, #fbfefb, var(--bg));
}

.hero::before {
    content: "";
    position: absolute;
    right: -120px;
    top: 80px;
    width: 300px;
    height: 300px;
    background: rgba(31, 122, 77, 0.08);
    border-radius: 50%;
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.06fr 0.94fr;
    gap: 54px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--white);
    border: 1px solid var(--border);
    color: var(--primary-dark);
    font-size: 13px;
    font-weight: 900;
    margin-bottom: 20px;
    box-shadow: var(--shadow-soft);
}

.hero h1 {
    max-width: 760px;
    color: var(--dark);
    font-size: clamp(42px, 6vw, 72px);
    line-height: 1.02;
    letter-spacing: -2.5px;
    margin-bottom: 24px;
}

.hero-content > p {
    max-width: 700px;
    color: var(--text);
    font-size: 18px;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
}

.hero-points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 13px;
}

.hero-points div {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 12px 14px;
    box-shadow: 0 8px 20px rgba(16, 37, 26, 0.04);
}

.hero-points span {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    display: grid;
    place-items: center;
    font-size: 14px;
    font-weight: 900;
}

.hero-points p {
    margin: 0;
    color: var(--dark);
    font-size: 14px;
    font-weight: 800;
}

/* ================= HERO IMAGE ================= */

.hero-visual {
    display: grid;
    gap: 18px;
}

.hero-image-wrap {
    position: relative;
    min-height: 460px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    background:
        linear-gradient(135deg, #dff3e8, #ffffff);
}

.hero-image-wrap img {
    width: 100%;
    height: 100%;
    min-height: 460px;
    object-fit: cover;
}

.hero-image-wrap::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            to top,
            rgba(16, 37, 26, 0.62),
            rgba(16, 37, 26, 0.08) 62%
        );
}

.hero-floating-card {
    position: absolute;
    left: 22px;
    right: 22px;
    bottom: 22px;
    z-index: 2;
    padding: 20px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 15px 35px rgba(16, 37, 26, 0.18);
}

.hero-floating-card strong {
    display: block;
    color: var(--dark);
    font-size: 20px;
    line-height: 1.2;
    margin-bottom: 5px;
}

.hero-floating-card span {
    display: block;
    color: var(--text);
    font-weight: 700;
}

.mini-process {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.mini-process div {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 16px;
    box-shadow: var(--shadow-soft);
}

.mini-process span {
    display: block;
    font-size: 26px;
    margin-bottom: 8px;
}

.mini-process p {
    margin: 0;
    color: var(--dark);
    font-size: 14px;
    font-weight: 900;
    line-height: 1.35;
}

/* ================= GRID ================= */

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px;
    align-items: start;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

/* ================= CARDS ================= */

.info-box,
.feature-card,
.result-card,
.faq-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--shadow-soft);
}

.section-light .feature-card,
.section-light .result-card {
    background: var(--bg);
}

.info-box h3,
.feature-card h3,
.result-card h3,
.faq-item h3 {
    color: var(--dark);
    font-size: 21px;
    margin-bottom: 10px;
}

.info-box p,
.feature-card p,
.result-card p,
.faq-item p {
    color: var(--text);
}

.info-box ul {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.info-box li {
    position: relative;
    padding-left: 24px;
    color: var(--text);
}

.info-box li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary);
    font-weight: 900;
}

.feature-card {
    transition: 0.22s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 16px;
    background: var(--primary-soft);
    display: grid;
    place-items: center;
    font-size: 25px;
    margin-bottom: 16px;
}

/* ================= TAG LIST ================= */

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.tag-list span {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 9px 14px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--primary-dark);
    font-size: 14px;
    font-weight: 800;
    box-shadow: 0 8px 18px rgba(16, 37, 26, 0.04);
}

/* ================= IMAGE BOX ================= */

.image-box {
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    min-height: 380px;
    background:
        radial-gradient(circle at top right, rgba(159, 211, 86, 0.25), transparent 34%),
        var(--primary-soft);
}

.image-box img {
    width: 100%;
    height: 380px;
    object-fit: cover;
}

/* ================= TECHNOLOGY IMAGE SPLIT ================= */

.image-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: center;
    margin-bottom: 40px;
}

.image-content {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 30px;
    padding: 36px;
    box-shadow: var(--shadow-soft);
}

.image-content h3 {
    color: var(--dark);
    font-size: clamp(28px, 3vw, 36px);
    line-height: 1.15;
    letter-spacing: -0.8px;
    margin-bottom: 14px;
}

.image-content p {
    font-size: 16px;
}

.image-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 26px;
}

.image-stats div {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 18px;
}

.image-stats strong {
    display: block;
    color: var(--primary);
    font-size: 28px;
    line-height: 1;
    margin-bottom: 7px;
}

.image-stats span {
    display: block;
    color: var(--dark);
    font-size: 13px;
    font-weight: 800;
}

/* ================= DARK COMPARE SECTION ================= */

.split-dark {
    display: grid;
    grid-template-columns: 0.78fr 1.22fr;
    gap: 36px;
    align-items: start;
}

.split-dark > div:first-child p {
    font-size: 17px;
}

.compare-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.compare-card {
    border-radius: 24px;
    padding: 26px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(10px);
}

.compare-card h3 {
    color: var(--white);
    font-size: 21px;
    margin-bottom: 16px;
}

.compare-card ul {
    display: grid;
    gap: 12px;
}

.compare-card li {
    position: relative;
    padding-left: 24px;
    color: #d9e7dd;
}

.compare-card li::before {
    position: absolute;
    left: 0;
    top: 0;
    font-weight: 900;
}

.compare-card.danger li::before {
    content: "×";
    color: #ff9b8d;
}

.compare-card.success li::before {
    content: "✓";
    color: var(--secondary);
}

/* ================= TIMELINE ================= */

.timeline {
    display: grid;
    gap: 16px;
}

.timeline-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 18px;
    align-items: start;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 22px;
    box-shadow: var(--shadow-soft);
}

.timeline-item span {
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    border-radius: 16px;
    background: var(--primary);
    color: var(--white);
    display: grid;
    place-items: center;
    font-weight: 900;
}

.timeline-item h3 {
    color: var(--dark);
    font-size: 21px;
    margin-bottom: 6px;
}

/* ================= IMAGE CARDS ================= */

.image-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: 0.22s ease;
}

.image-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.card-image {
    height: 160px;
}

.emoji-bg {
    display: grid;
    place-items: center;
    font-size: 56px;
    background:
        radial-gradient(circle at top right, rgba(159, 211, 86, 0.34), transparent 34%),
        linear-gradient(135deg, #e8f5ee, #ffffff);
}

.image-card h3 {
    color: var(--dark);
    font-size: 21px;
    padding: 22px 24px 8px;
}

.image-card p {
    color: var(--text);
    padding: 0 24px 24px;
}

/* ================= PRODUCT ================= */

.product-layout {
    display: grid;
    grid-template-columns: 0.92fr 1.08fr;
    gap: 42px;
    align-items: center;
}

.product-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    background: var(--primary-soft);
}

.product-visual img {
    width: 100%;
    height: 560px;
    object-fit: cover;
}

.product-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            to top,
            rgba(16, 37, 26, 0.48),
            transparent 58%
        );
}

.product-badge {
    position: absolute;
    left: 22px;
    right: 22px;
    bottom: 22px;
    z-index: 2;
    padding: 20px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.93);
    backdrop-filter: blur(12px);
}

.product-badge strong {
    display: block;
    color: var(--dark);
    font-size: 20px;
    line-height: 1.2;
    margin-bottom: 4px;
}

.product-badge span {
    color: var(--primary);
    font-weight: 900;
}

.product-benefits {
    margin-top: 26px;
}

/* ================= RESULTS ================= */

.image-result-card {
    padding: 0;
    overflow: hidden;
}

.image-result-card img {
    width: 100%;
    height: 190px;
    object-fit: cover;
}

.image-result-card > div {
    padding: 22px;
}

/* ================= SUSTAINABILITY ================= */

.sustainability-section {
    background:
        radial-gradient(circle at 15% 15%, rgba(159, 211, 86, 0.22), transparent 30%),
        linear-gradient(180deg, var(--white), var(--bg-soft));
}

.sustainability-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: center;
}

.sustain-list {
    display: grid;
    gap: 14px;
    margin-top: 28px;
}

.sustain-list > div {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 16px;
    align-items: start;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 20px;
    box-shadow: var(--shadow-soft);
}

.sustain-list span {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: var(--primary);
    color: var(--white);
    display: grid;
    place-items: center;
    font-weight: 900;
}

.sustain-list h3 {
    color: var(--dark);
    font-size: 20px;
    margin-bottom: 4px;
}

.sustain-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    background: var(--primary-soft);
}

.sustain-image img {
    width: 100%;
    height: 540px;
    object-fit: cover;
}

/* ================= FAQ ================= */

.faq-list {
    max-width: 920px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
}

.faq-item {
    padding: 24px 26px;
}

.faq-item h3 {
    margin-bottom: 8px;
}

/* ================= CTA ================= */

.cta-section {
    padding: 84px 0;
    background: var(--bg);
}

.cta-box {
    text-align: center;
    color: var(--white);
    border-radius: var(--radius-lg);
    padding: 56px 34px;
    box-shadow: var(--shadow);
    background:
        radial-gradient(circle at 80% 15%, rgba(159, 211, 86, 0.35), transparent 30%),
        linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.cta-box h2 {
    color: var(--white);
    font-size: clamp(32px, 4vw, 50px);
    line-height: 1.12;
    letter-spacing: -1.1px;
    margin-bottom: 14px;
}

.cta-box p {
    max-width: 740px;
    margin: 0 auto 28px;
    color: #edf8f1;
    font-size: 17px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
}

/* ================= CONTACT ================= */

.contact-info {
    display: grid;
    gap: 10px;
    margin-top: 24px;
}

.contact-info p {
    color: var(--text);
}

.contact-info strong {
    color: var(--dark);
}

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 30px;
    padding: 28px;
    box-shadow: var(--shadow);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    min-height: 50px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fbfdfb;
    color: var(--dark);
    padding: 14px 15px;
    outline: none;
    transition: 0.18s ease;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(31, 122, 77, 0.08);
}

.contact-form textarea {
    grid-column: 1 / -1;
    min-height: 130px;
    resize: vertical;
}

.contact-form button {
    grid-column: 1 / -1;
}

/* ================= FOOTER ================= */

.footer {
    background:
        radial-gradient(circle at top left, rgba(159, 211, 86, 0.10), transparent 28%),
        var(--dark);
    color: #d9e7dd;
    padding: 54px 0 26px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.9fr;
    gap: 34px;
    margin-bottom: 34px;
}

.footer-logo {
    color: var(--white);
    margin-bottom: 14px;
}

.footer h3,
.footer h4 {
    color: var(--white);
}

.footer h4 {
    margin-bottom: 12px;
}

.footer p,
.footer a {
    color: #d9e7dd;
}

.footer a {
    display: block;
    margin-bottom: 8px;
    transition: 0.18s ease;
}

.footer a:hover {
    color: var(--secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 20px;
}

.footer-bottom p {
    color: #aebdaf;
    font-size: 14px;
}

/* ================= TEAM ================= */

.team-scroll-wrapper {
    overflow: hidden;
    width: 100%;
    position: relative;
}

.team-scroll {
    display: flex;
    gap: 28px;
    animation: teamScroll 25s linear infinite;
    width: max-content;
}

.team-scroll:hover {
    animation-play-state: paused;
}

@keyframes teamScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.team-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: 0.22s ease;
    min-width: 280px;
    flex-shrink: 0;
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.team-photo-img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 20px;
    border: 5px solid var(--primary-soft);
    box-shadow: 0 10px 30px rgba(16, 37, 26, 0.12);
}

.team-card h3 {
    color: var(--dark);
    font-size: 20px;
    margin-bottom: 6px;
}

.team-position {
    color: var(--primary);
    font-size: 14px;
    font-weight: 700;
}

@media (max-width: 640px) {
    .team-card {
        min-width: 250px;
        padding: 28px 20px;
    }

    .team-photo-img {
        width: 150px;
        height: 150px;
    }
}

/* ================= RESPONSIVE ================= */

@media (max-width: 1100px) {
    .nav-menu {
        gap: 14px;
        font-size: 13px;
    }

    .hero-grid {
        gap: 36px;
    }

    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 980px) {
    html {
        scroll-padding-top: 78px;
    }

    .nav-inner {
        min-height: 72px;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 16px;
        right: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 18px;
        background: var(--white);
        border: 1px solid var(--border);
        border-radius: 20px;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu a {
        padding: 12px 10px;
        border-radius: 12px;
    }

    .nav-menu a:hover {
        background: var(--primary-soft);
    }

    .nav-menu a::after {
        display: none;
    }

    .menu-toggle {
        display: grid;
        place-items: center;
    }

    .hero {
        padding: 70px 0 58px;
    }

    .hero-grid,
    .grid-2,
    .image-split,
    .product-layout,
    .sustainability-layout,
    .split-dark,
    .footer-inner {
        grid-template-columns: 1fr;
    }

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

    .hero-image-wrap,
    .hero-image-wrap img {
        min-height: 390px;
    }

    .product-visual img,
    .sustain-image img {
        height: 430px;
    }

    .image-box,
    .image-box img {
        min-height: 340px;
        height: 340px;
    }
}

@media (max-width: 760px) {
    .section {
        padding: 64px 0;
    }

    .hero h1 {
        letter-spacing: -1.5px;
    }

    .hero-points,
    .mini-process,
    .compare-grid,
    .grid-3,
    .grid-4,
    .image-stats,
    .contact-form {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        align-items: stretch;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .timeline-item {
        grid-template-columns: 1fr;
    }

    .timeline-item span {
        width: 44px;
        height: 44px;
    }

    .cta-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .container {
        width: min(100% - 24px, var(--container));
    }

    .nav-inner {
        min-height: 68px;
    }

    .nav-menu {
        top: 68px;
        left: 12px;
        right: 12px;
    }

    .logo span:last-child {
        display: none;
    }

    .language-select {
        max-width: 124px;
        padding: 8px 10px;
        font-size: 13px;
    }

    .hero {
        padding: 56px 0 44px;
    }

    .hero h1 {
        font-size: clamp(36px, 12vw, 48px);
    }

    .hero-content > p {
        font-size: 16px;
    }

    .hero-image-wrap,
    .hero-image-wrap img {
        min-height: 320px;
    }

    .hero-floating-card {
        left: 14px;
        right: 14px;
        bottom: 14px;
        padding: 16px;
    }

    .hero-floating-card strong {
        font-size: 18px;
    }

    .section h2,
    .section-heading h2 {
        font-size: clamp(28px, 10vw, 38px);
    }

    .image-content,
    .info-box,
    .feature-card,
    .result-card,
    .faq-item,
    .contact-form {
        padding: 22px;
    }

    .image-box,
    .image-box img,
    .product-visual img,
    .sustain-image img {
        min-height: 300px;
        height: 300px;
    }

    .product-badge {
        left: 14px;
        right: 14px;
        bottom: 14px;
        padding: 16px;
    }

    .image-result-card {
        padding: 0;
    }

    .image-result-card > div {
        padding: 20px;
    }

    .cta-section {
        padding: 62px 0;
    }

    .cta-box {
        padding: 38px 22px;
        border-radius: 28px;
    }

    .footer {
        padding-top: 42px;
    }
}

@media (max-width: 420px) {
    .btn {
        min-height: 46px;
        padding: 12px 18px;
        font-size: 14px;
    }

    .hero h1 {
        font-size: 34px;
    }

    .badge {
        font-size: 12px;
    }

    .hero-points div,
    .mini-process div,
    .sustain-list > div {
        padding: 14px;
    }

    .sustain-list > div {
        grid-template-columns: 1fr;
    }
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: 0.65s ease;
}

.reveal.show {
    opacity: 1;
    transform: translateY(0);
}

.nav-menu a.active {
    color: var(--primary);
}

.nav-menu a.active::after {
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 80px;
    width: auto;
    display: block;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    padding: 12px 18px;
    border-radius: 14px;
    text-decoration: none;
    width: fit-content;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.footer-logo .logo-img {
    height: 80px;
    width: auto;
    display: block;
}