:root {
    --color-primary: #00F2FF;
    --color-secondary: #FF2E63;
    --color-accent: #08D9D6;
    --color-bg: #080A10;
    --color-text: #E0E6ED;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --font-btn: 'JetBrains Mono', monospace;
    --radius: 8px;
    --shadow: 0 4px 24px rgba(0, 242, 255, 0.1);
    --spacing: 1.5rem;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-accent);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing);
}

.section {
    padding: 4rem 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--color-text);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing);
    background: rgba(8, 10, 16, 0.95);
    border-bottom: 1px solid rgba(0, 242, 255, 0.2);
    backdrop-filter: blur(12px);
}

.header-brand {
    display: flex;
    align-items: center;
    color: var(--color-text);
}

.header-brand span {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
}

.burger-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1002;
}

.burger-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

.burger-btn[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-btn[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.burger-btn[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 999;
    opacity: 0;
    transition: opacity var(--transition);
}

.nav-overlay.active {
    opacity: 1;
}

.nav {
    position: relative;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-list a {
    font-size: 0.9rem;
    color: var(--color-text);
}

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

@media (max-width: 1023px) {
    .burger-btn {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -320px;
        width: min(320px, 85vw);
        max-width: 320px;
        height: 100vh;
        background: var(--color-bg);
        border-left: 1px solid rgba(0, 242, 255, 0.2);
        padding: 5rem 2rem 2rem;
        z-index: 1001;
        transition: right var(--transition);
        overflow-y: auto;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-list a {
        font-size: 1rem;
        display: block;
        padding: 0.5rem 0;
    }

    .nav-overlay {
        display: block;
        pointer-events: none;
    }

    .nav-overlay.active {
        pointer-events: auto;
    }
}

.heartbeat-progress {
    position: fixed;
    left: 0;
    top: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--color-secondary), var(--color-primary));
    z-index: 100;
    animation: heartbeat 0.86s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; box-shadow: 0 0 12px var(--color-secondary); }
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(0, 242, 255, 0.04) 0%, transparent 50%),
        linear-gradient(225deg, rgba(255, 46, 99, 0.04) 0%, transparent 50%),
        linear-gradient(315deg, rgba(8, 217, 214, 0.03) 0%, transparent 50%);
}

.hero-product-bg {
    position: absolute;
    inset: 0;
    background-image: url(../photos/product.webp);
    background-size: contain;
    background-position: center right;
    background-repeat: no-repeat;
    opacity: 0.08;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text {
    max-width: 100%;
    overflow-wrap: break-word;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-title span {
    display: block;
    color: var(--color-primary);
}

.hero-desc {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    max-width: 100%;
    overflow-wrap: break-word;
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.trust-badge {
    font-family: var(--font-btn);
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
}

.hero-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.stars {
    color: #FFD700;
}

.hero-price {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.price-old {
    text-decoration: line-through;
    color: rgba(224, 230, 237, 0.6);
    font-size: 1.1rem;
}

.price-current {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--color-secondary);
}

.cta-btn {
    display: inline-block;
    font-family: var(--font-btn);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    cursor: pointer;
    text-transform: uppercase;
    transition: var(--transition);
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.2);
}

.cta-btn:hover {
    background: rgba(0, 242, 255, 0.1);
    box-shadow: 0 0 30px rgba(0, 242, 255, 0.4);
}

.hero-product {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-product img {
    max-width: 320px;
    height: auto;
    filter: drop-shadow(0 0 40px rgba(0, 242, 255, 0.2));
}

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-product {
        order: -1;
    }

    .hero-product img {
        max-width: 200px;
    }

    .hero-trust {
        justify-content: center;
    }

    .hero-price {
        justify-content: center;
    }
}

.order-section {
    background: rgba(0, 242, 255, 0.03);
    border-top: 1px solid rgba(0, 242, 255, 0.15);
}

.order-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-row {
    margin-bottom: 1.25rem;
}

.form-row label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.optional {
    color: rgba(224, 230, 237, 0.6);
    font-size: 0.8rem;
}

.form-row input,
.form-row textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(0, 242, 255, 0.03);
    border: 1px solid rgba(0, 242, 255, 0.2);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
}

.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-row input.error {
    border-color: var(--color-secondary);
}

.form-error {
    display: block;
    color: var(--color-secondary);
    font-size: 0.8rem;
    margin-top: 0.25rem;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-checkbox input {
    width: auto;
    margin-top: 0.3rem;
}

.form-checkbox label {
    flex: 1;
}

.order-form .cta-btn {
    width: 100%;
    text-align: center;
    margin-top: 0.5rem;
}

.features-grid,
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.feature-card,
.benefit-card {
    max-width: 380px;
    padding: 2rem;
    border: 1px solid rgba(0, 242, 255, 0.2);
    background: rgba(0, 242, 255, 0.02);
    transition: var(--transition);
}

.feature-card:hover,
.benefit-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 24px rgba(0, 242, 255, 0.15);
}

.feature-icon {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.feature-card h3,
.benefit-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.feature-card p,
.benefit-card p {
    font-size: 0.9rem;
    color: rgba(224, 230, 237, 0.9);
    overflow-wrap: break-word;
}

.description-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.description-content p {
    margin-bottom: 1rem;
    overflow-wrap: break-word;
}

.usage-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.usage-step {
    max-width: 320px;
    text-align: center;
    padding: 2rem;
}

.step-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.usage-step h3 {
    font-family: var(--font-heading);
    margin-bottom: 0.75rem;
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.ingredient-item {
    padding: 1.5rem;
    border-left: 3px solid var(--color-primary);
    background: rgba(0, 242, 255, 0.03);
}

.ingredient-item h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.ingredient-item p {
    font-size: 0.9rem;
    overflow-wrap: break-word;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.review-card {
    max-width: 380px;
    padding: 2rem;
    border: 1px solid rgba(0, 242, 255, 0.2);
    background: rgba(0, 242, 255, 0.02);
}

.review-stars {
    color: #FFD700;
    margin-bottom: 1rem;
}

.review-card p {
    margin-bottom: 1rem;
    font-style: italic;
    overflow-wrap: break-word;
}

.review-card cite {
    font-size: 0.85rem;
    color: rgba(224, 230, 237, 0.7);
}

.faq-list {
    max-width: 700px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(0, 242, 255, 0.2);
}

.faq-question {
    width: 100%;
    padding: 1.25rem 0;
    background: none;
    border: none;
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: 1rem;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform var(--transition);
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 0 1.25rem 0;
    font-size: 0.95rem;
    overflow-wrap: break-word;
}

.cta-section {
    text-align: center;
    background: linear-gradient(180deg, transparent, rgba(0, 242, 255, 0.04));
}

.cta-text {
    margin-bottom: 1.5rem;
    overflow-wrap: break-word;
}

.disclaimer {
    background: rgba(8, 217, 214, 0.05);
    border-top: 1px solid rgba(0, 242, 255, 0.2);
}

.disclaimer-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(224, 230, 237, 0.85);
    overflow-wrap: break-word;
}

.footer {
    padding: 2rem 0;
    border-top: 1px solid rgba(0, 242, 255, 0.2);
}

.footer-content {
    text-align: center;
}

.footer-content p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.footer-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1rem 0;
}

.footer-address,
.footer-email {
    color: rgba(224, 230, 237, 0.7);
    font-size: 0.85rem;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-top: 1px solid rgba(0, 242, 255, 0.2);
    padding: 1.5rem var(--spacing);
    z-index: 2000;
    transform: translateY(100%);
    transition: transform var(--transition);
}

.cookie-banner.visible {
    transform: translateY(0);
}

.cookie-content p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.cookie-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.cookie-btn {
    padding: 0.5rem 1rem;
    font-family: var(--font-btn);
    font-size: 0.85rem;
    cursor: pointer;
    border: 1px solid rgba(0, 242, 255, 0.3);
    background: transparent;
    color: var(--color-text);
    transition: var(--transition);
}

.cookie-accept {
    background: rgba(0, 242, 255, 0.15);
    border-color: var(--color-primary);
}

.cookie-settings-panel {
    display: none;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 242, 255, 0.2);
}

.cookie-settings-panel.visible {
    display: block;
}

.cookie-settings-panel h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
}

.cookie-option {
    margin-bottom: 0.75rem;
}

.thank-you {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 100px;
}

.thank-you h1 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    text-align: center;
}

.thank-you p {
    margin-bottom: 1.5rem;
    text-align: center;
}

.thank-you .cta-btn {
    display: inline-block;
}

.policy-page {
    padding-top: 100px;
}

.policy-page h1 {
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.policy-page .date {
    color: rgba(224, 230, 237, 0.7);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.policy-page h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin: 2rem 0 0.75rem;
}

.policy-page p {
    margin-bottom: 1rem;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.animate-on-scroll.in-view {
    opacity: 1;
    transform: translateY(0);
}