:root {
    --color-primary: #0f172a;
    --color-secondary: #1d4ed8;
    --color-accent: #22c55e;
    --color-bg: #f8fafc;
    --color-white: #ffffff;
    --color-text: #0b1324;
    --color-muted: #64748b;
    --color-border: rgba(15, 23, 42, 0.08);
    --color-shadow: 0 18px 60px rgba(15, 23, 42, 0.12);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --container: 1180px;
    --header-height: 84px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Verdana, sans-serif;
    color: var(--color-text);
    background:
        radial-gradient(circle at top left, rgba(29, 78, 216, 0.12), transparent 30%),
        radial-gradient(circle at bottom right, rgba(34, 197, 94, 0.08), transparent 20%),
        var(--color-bg);
    line-height: 1.6;
}

img {
    max-width: 100%;
}

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

button,
input,
select {
    font: inherit;
}

h1,
h2,
h3,
h4 {
    margin: 0 0 0.8rem;
    font-family: Arial, sans-serif;
    color: var(--color-text);
    line-height: 1.1;
}

p {
    margin: 0;
    color: var(--color-muted);
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.container {
    width: min(calc(100% - 2rem), var(--container));
    margin: 0 auto;
}

.section {
    padding: clamp(4.5rem, 7vw, 7rem) 0;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(29, 78, 216, 0.09);
    color: var(--color-secondary);
    font-size: 0.88rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.eyebrow-light {
    background: rgba(255, 255, 255, 0.14);
    color: #c7d2fe;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 2.5rem;
}

.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3.25rem);
}

.section-heading p {
    font-size: clamp(1rem, 1.8vw, 1.1rem);
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 0.95rem 1.45rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.16);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), #16a34a);
    color: var(--color-white);
}

.btn-secondary {
    background: var(--color-white);
    border-color: rgba(29, 78, 216, 0.18);
    color: var(--color-primary);
}

.btn-block {
    width: 100%;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(18px);
    background: rgba(248, 250, 252, 0.88);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.header-wrap {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    font-family: Arial, sans-serif;
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.03em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1.35rem;
}

.main-nav a,
.footer-nav a {
    position: relative;
    color: var(--color-muted);
    font-weight: 600;
    transition: color var(--transition);
}

.main-nav a::after,
.footer-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.main-nav a:hover,
.main-nav a:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible {
    color: var(--color-primary);
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after,
.footer-nav a:hover::after,
.footer-nav a:focus-visible::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    width: 3rem;
    height: 3rem;
    border: 0;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.06);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 1.35rem;
    height: 2px;
    margin: 0.28rem auto;
    background: var(--color-primary);
    transition: transform var(--transition), opacity var(--transition);
}

/* Hero */
.hero {
    padding-top: calc(clamp(4.5rem, 7vw, 7rem) + 1rem);
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: clamp(2rem, 4vw, 4rem);
}

.hero-copy h1 {
    font-size: clamp(2.5rem, 6vw, 4.8rem);
    max-width: 12ch;
}

.hero-copy p {
    max-width: 62ch;
    font-size: clamp(1rem, 1.7vw, 1.12rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.hero-badges {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
    max-width: 640px;
}

.hero-badges li,
.trust-items span,
.promo-status {
    padding: 0.8rem 1rem;
    border-radius: 999px;
    background: var(--color-white);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
    color: var(--color-primary);
    font-size: 0.92rem;
    font-weight: 700;
}

.hero-badges li,
.trust-items > span {
    min-height: 3.5rem;
    display: flex;
    align-items: center;
}

.hero-badges li {
    position: relative;
    padding-left: 2.8rem;
    padding-right: 1.15rem;
}

.hero-badges li::before {
    content: "";
    position: absolute;
    left: 1rem;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(29, 78, 216, 0.2), rgba(34, 197, 94, 0.9));
    box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.12);
}

.hero-badges li span {
    display: block;
    max-width: 18ch;
    line-height: 1.35;
}

.hero-visual {
    position: relative;
    min-height: 560px;
    display: grid;
    place-items: center;
}

.hero-orbit {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(29, 78, 216, 0.14), transparent 70%);
}

.orbit-one {
    width: 440px;
    height: 440px;
}

.orbit-two {
    width: 540px;
    height: 540px;
    opacity: 0.7;
}

.washer {
    position: relative;
    background: linear-gradient(180deg, #fdfefe, #dbe7ff);
    border-radius: 32px;
    box-shadow: 0 22px 70px rgba(15, 23, 42, 0.24);
    overflow: hidden;
}

.washer::before {
    content: "";
    position: absolute;
    inset: 10px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.65);
}

.washer-large {
    width: min(100%, 390px);
    aspect-ratio: 0.85;
}

.washer-topline {
    height: 10px;
    background: linear-gradient(90deg, transparent, rgba(29, 78, 216, 0.35), transparent);
}

.washer-panel {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.6rem;
    padding: 1.5rem 1.5rem 0;
}

.washer-dot,
.washer-display {
    display: inline-block;
    background: rgba(15, 23, 42, 0.14);
}

.washer-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.washer-display {
    width: 72px;
    height: 24px;
    border-radius: 999px;
}

.washer-door {
    display: grid;
    place-items: center;
    height: calc(100% - 74px);
}

.washer-glass {
    position: relative;
    width: 72%;
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.95), rgba(186, 230, 253, 0.8) 20%, rgba(37, 99, 235, 0.18) 58%, rgba(15, 23, 42, 0.92) 100%);
    border: 16px solid rgba(255, 255, 255, 0.88);
    box-shadow: inset 0 0 30px rgba(15, 23, 42, 0.16);
}

.washer-swirl {
    position: absolute;
    inset: 22%;
    border-radius: 50%;
    background: conic-gradient(from 0deg, rgba(191, 219, 254, 0.9), rgba(34, 197, 94, 0.3), rgba(59, 130, 246, 0.9), rgba(191, 219, 254, 0.9));
    filter: blur(1px);
    animation: spin 7s linear infinite;
}

.washer-spark {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.72);
}

.washer-spark-one {
    width: 24px;
    height: 24px;
    top: 18%;
    right: 24%;
}

.washer-spark-two {
    width: 12px;
    height: 12px;
    bottom: 26%;
    left: 26%;
}

.floating-card {
    position: absolute;
    display: grid;
    gap: 0.15rem;
    padding: 1rem 1.2rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--color-shadow);
    backdrop-filter: blur(16px);
}

.floating-card strong {
    font-family: Arial, sans-serif;
    color: var(--color-primary);
}

.floating-card span {
    color: var(--color-muted);
    font-size: 0.92rem;
}

.floating-one {
    top: 4%;
    left: 0;
}

.floating-two {
    right: 2%;
    bottom: 10%;
}

.trust-bar {
    margin-top: clamp(3rem, 5vw, 4.5rem);
}

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

.trust-items > span {
    justify-content: center;
    text-align: center;
    padding-inline: 1.2rem;
}

.trust-items > span > span {
    display: block;
    max-width: 16ch;
}

/* Cards */
.benefits-grid,
.products-grid,
.testimonials-grid {
    display: grid;
    gap: 1.5rem;
}

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

.benefit-card,
.product-card,
.testimonial-card,
.form-card,
.table-wrap,
.faq-list,
.promo-card {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--color-border);
    box-shadow: var(--color-shadow);
}

.benefit-card,
.testimonial-card {
    padding: 1.8rem;
    border-radius: var(--radius-md);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.benefit-card:hover,
.testimonial-card:hover,
.product-card:hover {
    transform: translateY(-5px);
    border-color: rgba(29, 78, 216, 0.16);
    box-shadow: 0 22px 50px rgba(15, 23, 42, 0.16);
}

.benefit-icon {
    width: 3.4rem;
    height: 3.4rem;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(29, 78, 216, 0.12), rgba(34, 197, 94, 0.15));
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.products-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: stretch;
}

.product-tag {
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(34, 197, 94, 0.14);
    color: #15803d;
    font-size: 0.8rem;
    font-weight: 800;
}

.product-tag-blue {
    background: rgba(29, 78, 216, 0.12);
    color: var(--color-secondary);
}

.product-tag-dark {
    background: rgba(15, 23, 42, 0.1);
    color: var(--color-primary);
}

.product-tag-gold {
    background: rgba(245, 158, 11, 0.14);
    color: #b45309;
}

.product-visual {
    min-height: 220px;
    display: grid;
    place-items: center;
    padding: 2rem 1rem 1rem;
    margin-bottom: 1rem;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(29, 78, 216, 0.1), rgba(255, 255, 255, 0.2));
}

.washer-card {
    width: 180px;
    aspect-ratio: 0.86;
    box-shadow: 0 18px 44px rgba(15, 23, 42, 0.18);
}

.washer-accent {
    background: linear-gradient(180deg, #ffffff, #d9f7ea);
}

.washer-family {
    background: linear-gradient(180deg, #ffffff, #dce8ff);
}

.washer-premium {
    background: linear-gradient(180deg, #fffdfa, #fce7c7);
}

.product-copy h3 {
    font-size: 1.45rem;
}

.product-copy {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-label {
    display: inline-block;
    margin-bottom: 0.55rem;
    color: var(--color-secondary);
    font-weight: 700;
    font-size: 0.92rem;
}

.feature-list {
    display: grid;
    gap: 0.6rem;
    margin: 1.2rem 0 1.5rem;
}

.feature-list li {
    position: relative;
    padding-left: 1.25rem;
    color: var(--color-primary);
    font-size: 0.95rem;
}

.feature-list li::before {
    content: "";
    position: absolute;
    top: 0.55rem;
    left: 0;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-accent);
}

.price-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    margin-top: auto;
    margin-bottom: 1rem;
}

.old-price {
    color: var(--color-muted);
    text-decoration: line-through;
}

.price {
    font-size: 1.8rem;
    color: var(--color-primary);
}

/* Table */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th,
td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

th {
    background: rgba(15, 23, 42, 0.04);
    font-family: Arial, sans-serif;
    font-size: 0.92rem;
}

td {
    color: var(--color-muted);
}

tbody tr:hover {
    background: rgba(29, 78, 216, 0.03);
}

/* Promo */
.promo-card {
    display: grid;
    grid-template-columns: 1.35fr 0.85fr;
    gap: 2rem;
    padding: clamp(2rem, 4vw, 3rem);
    border-radius: 32px;
    background:
        radial-gradient(circle at top right, rgba(34, 197, 94, 0.18), transparent 30%),
        linear-gradient(135deg, var(--color-primary), #172554 60%, #1e3a8a);
    color: var(--color-white);
}

.promo-card h2,
.promo-card p,
.promo-card li {
    color: var(--color-white);
}

.promo-list {
    display: grid;
    gap: 0.85rem;
    margin: 1.6rem 0 2rem;
}

.promo-list li {
    position: relative;
    padding-left: 1.3rem;
}

.promo-list li::before {
    content: "";
    position: absolute;
    top: 0.55rem;
    left: 0;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--color-accent);
}

.promo-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.promo-panel {
    display: grid;
    align-content: center;
    gap: 1.5rem;
}

.promo-badge,
.countdown-box {
    padding: 1.6rem;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
}

.promo-badge {
    text-align: center;
}

.promo-badge-top,
.countdown-label {
    display: block;
    color: #cbd5e1;
    font-size: 0.92rem;
}

.promo-badge strong,
.countdown-box strong {
    display: block;
    margin: 0.35rem 0;
    font-family: Arial, sans-serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-white);
}

/* Testimonials */
.testimonials-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stars {
    margin-bottom: 1rem;
    color: #f59e0b;
    font-size: 1.1rem;
    letter-spacing: 0.1rem;
}

.testimonial-card p {
    margin-bottom: 1.2rem;
}

.testimonial-card strong {
    font-family: Arial, sans-serif;
}

/* FAQ */
.faq-list {
    padding: 1rem;
    border-radius: var(--radius-lg);
}

.faq-item + .faq-item {
    border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 0.75rem;
    background: transparent;
    border: 0;
    text-align: left;
    color: var(--color-primary);
    font-weight: 700;
    cursor: pointer;
}

.faq-icon {
    font-size: 1.4rem;
    color: var(--color-secondary);
    transition: transform var(--transition);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.faq-answer p {
    padding: 0 0.75rem 1.25rem;
}

.faq-item.is-open .faq-icon {
    transform: rotate(45deg);
}

/* Final CTA */
.final-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 4vw, 4rem);
    align-items: start;
}

.final-copy h2 {
    font-size: clamp(2.1rem, 4vw, 3.5rem);
    max-width: 12ch;
}

.form-card {
    padding: clamp(1.5rem, 3vw, 2rem);
    border-radius: var(--radius-lg);
}

.lead-form {
    display: grid;
    gap: 1rem;
}

.form-field {
    display: grid;
    gap: 0.45rem;
}

.form-field label {
    font-weight: 700;
    color: var(--color-primary);
}

.form-field input,
.form-field select {
    width: 100%;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 14px;
    background: var(--color-white);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: rgba(29, 78, 216, 0.55);
    box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.12);
}

.form-field.has-error input,
.form-field.has-error select {
    border-color: #dc2626;
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12);
}

.error-message {
    min-height: 1rem;
    color: #dc2626;
    font-size: 0.82rem;
}

.form-note,
.form-success {
    font-size: 0.92rem;
}

.form-success {
    min-height: 1.4rem;
    color: #15803d;
    font-weight: 700;
}

/* Footer */
.site-footer {
    padding: 2rem 0 2.5rem;
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.88);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr auto;
    gap: 1.5rem;
    align-items: end;
}

.footer-brand,
.site-footer p,
.footer-nav a,
.footer-legal {
    color: rgba(255, 255, 255, 0.88);
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.4rem;
}

/* Utility */
.back-to-top {
    position: fixed;
    right: 1.3rem;
    bottom: 1.3rem;
    width: 3.3rem;
    height: 3.3rem;
    border: 0;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 18px 35px rgba(15, 23, 42, 0.22);
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity var(--transition), transform var(--transition), background var(--transition);
}

.back-to-top.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-delay {
    transition-delay: 0.12s;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Animations */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Responsive */
@media (max-width: 1080px) {
    .products-grid,
    .benefits-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-grid,
    .promo-card,
    .final-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero-copy h1,
    .final-copy h2 {
        max-width: none;
    }

    .hero-visual {
        order: -1;
        min-height: 460px;
    }

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

@media (max-width: 820px) {
    .menu-toggle {
        display: inline-block;
    }

    .header-cta {
        display: none;
    }

    .main-nav {
        position: absolute;
        top: calc(100% + 0.75rem);
        left: 1rem;
        right: 1rem;
        display: grid;
        gap: 0.2rem;
        padding: 0.8rem;
        border-radius: 22px;
        background: rgba(255, 255, 255, 0.98);
        border: 1px solid rgba(15, 23, 42, 0.08);
        box-shadow: var(--color-shadow);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    }

    .main-nav.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .main-nav a {
        padding: 0.9rem 0.8rem;
        border-radius: 14px;
    }

    .main-nav a:hover,
    .main-nav a:focus-visible {
        background: rgba(29, 78, 216, 0.07);
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    :root {
        --header-height: 74px;
    }

    .section {
        padding: 4.25rem 0;
    }

    .hero-actions,
    .promo-actions,
    .footer-nav {
        flex-direction: column;
        align-items: stretch;
    }

    .products-grid,
    .benefits-grid,
    .trust-items,
    .hero-badges {
        grid-template-columns: 1fr;
    }

    .hero-badges {
        max-width: none;
    }

    .hero-badges li span,
    .trust-items > span > span {
        max-width: none;
    }

    .hero-visual {
        min-height: 360px;
    }

    .washer-large {
        width: min(100%, 280px);
    }

    .floating-card {
        position: static;
        margin-top: 1rem;
    }

    .hero-visual {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .orbit-one,
    .orbit-two {
        display: none;
    }

    .promo-badge strong,
    .countdown-box strong {
        font-size: 2.3rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }
}