:root {
    --color-primary: #5bb8a6;
    --color-primary-light: #7dd3c0;
    --color-primary-dark: #4a9a8a;
    --color-secondary: #87ceeb;
    --color-secondary-light: #b0e0e6;
    --color-accent: #6bc5b8;
    --color-background: #fdfcfb;
    --color-background-alt: #f8fafa;
    --color-surface: #ffffff;
    --color-text: #2d3748;
    --color-text-light: #4a5568;
    --color-text-muted: #718096;
    --color-border: #e2e8f0;
    --color-success: #48bb78;
    --color-error: #e53e3e;
    --color-warning: #ed8936;
    --gradient-primary: linear-gradient(135deg, #7dd3c0 0%, #87ceeb 100%);
    --gradient-hero: linear-gradient(180deg, #f0faf8 0%, #e8f6f8 50%, #ffffff 100%);
    --gradient-section: linear-gradient(180deg, #ffffff 0%, #f8fafa 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafa 100%);
    --gradient-button: linear-gradient(135deg, #5bb8a6 0%, #6bc5b8 100%);
    --gradient-button-hover: linear-gradient(135deg, #4a9a8a 0%, #5bb8a6 100%);
    --font-family-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-card: 0 4px 20px rgba(91, 184, 166, 0.1);
    --shadow-button: 0 4px 14px rgba(91, 184, 166, 0.3);
    --shadow-input-focus: 0 0 0 3px rgba(91, 184, 166, 0.2);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    --spacing-5xl: 8rem;
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1200px;
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-smooth: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

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

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-4xl) 0;
}

.section-alt {
    background: var(--gradient-section);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section-title {
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
}

.about-company-inner {
    max-width: 720px;
    margin: 0 auto;
}

.about-company-text {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

.about-company-text a {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-button);
    color: var(--color-surface);
    box-shadow: var(--shadow-button);
}

.btn-primary:hover {
    background: var(--gradient-button-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(91, 184, 166, 0.4);
    color: var(--color-surface);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-surface);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.card {
    background: var(--gradient-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-smooth);
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.logo:hover {
    color: var(--color-primary);
}

.logo i {
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-light);
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.hero {
    padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 70%;
    height: 140%;
    background: radial-gradient(ellipse, rgba(125, 211, 192, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 50%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(135, 206, 235, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(91, 184, 166, 0.1);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-lg);
}

.hero-badge i {
    color: var(--color-warning);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

.hero-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-relaxed);
}

.hero-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.price-current {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

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

.hero-legal-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--spacing-sm);
    line-height: var(--line-height-normal);
}

.form-legal-note {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-md);
    line-height: var(--line-height-normal);
}

.form-legal-note a {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.hero-form {
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

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

.hero-image figure {
    position: relative;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.2;
    filter: blur(60px);
}

.trust-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background: var(--color-surface);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.trust-badge-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-surface);
    font-size: var(--font-size-xl);
}

.trust-badge-text {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.trust-badge-rating {
    color: var(--color-warning);
    display: flex;
    gap: 2px;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--color-background-alt);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-surface);
    box-shadow: var(--shadow-input-focus);
}

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

.form-input.success {
    border-color: var(--color-success);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-error);
    margin-top: var(--spacing-xs);
    display: none;
}

.form-error.visible {
    display: block;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-checkbox-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-normal);
}

.form-checkbox-label a {
    text-decoration: underline;
}

textarea.form-input {
    min-height: 100px;
    resize: vertical;
}

.features {
    background: var(--color-surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-surface);
    font-size: var(--font-size-2xl);
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.feature-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.benefit-card {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
}

.benefit-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: rgba(91, 184, 166, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: var(--font-size-xl);
}

.benefit-content {
    flex: 1;
}

.benefit-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.benefit-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-content {
    max-width: 540px;
}

.about-title {
    margin-bottom: var(--spacing-lg);
}

.about-text {
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-relaxed);
}

.about-list {
    margin-bottom: var(--spacing-xl);
}

.about-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    font-weight: var(--font-weight-medium);
}

.about-list li i {
    color: var(--color-success);
    font-size: var(--font-size-lg);
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-card {
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    color: var(--color-surface);
    text-align: center;
    max-width: 400px;
}

.about-card-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-lg);
}

.about-card-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-surface);
}

.about-card-text {
    font-size: var(--font-size-base);
    opacity: 0.9;
    margin-bottom: 0;
    color: var(--color-surface);
}

.usage-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.usage-step {
    text-align: center;
    position: relative;
}

.usage-step::after {
    content: '';
    position: absolute;
    top: 40px;
    right: -40%;
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary) 0%, transparent 100%);
}

.usage-step:last-child::after {
    display: none;
}

.step-number {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-card);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    position: relative;
    z-index: 1;
}

.step-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.step-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.ingredient-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.ingredient-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: rgba(91, 184, 166, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
}

.ingredient-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.ingredient-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.review-card {
    padding: var(--spacing-xl);
}

.review-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.review-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-surface);
    font-weight: var(--font-weight-bold);
}

.review-author {
    flex: 1;
}

.review-name {
    font-weight: var(--font-weight-semibold);
    margin-bottom: 2px;
}

.review-date {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.review-rating {
    color: var(--color-warning);
    display: flex;
    gap: 2px;
}

.review-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    text-align: left;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question i {
    font-size: var(--font-size-sm);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

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

.faq-answer-inner {
    padding: 0 var(--spacing-xl) var(--spacing-lg);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

.cta {
    background: var(--gradient-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    color: var(--color-surface);
    margin-bottom: var(--spacing-lg);
}

.cta-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

.cta .btn {
    background: var(--color-surface);
    color: var(--color-primary);
}

.cta .btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.disclaimer {
    background: var(--color-background-alt);
    padding: var(--spacing-xl) 0;
}

.disclaimer-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.disclaimer-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.footer {
    background: var(--color-text);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-surface);
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    color: var(--color-primary-light);
}

.footer-description {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-surface);
    margin-bottom: var(--spacing-lg);
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-light);
}

.footer-policy-note {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
    margin-top: var(--spacing-md);
    line-height: var(--line-height-normal);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact li i {
    color: var(--color-primary-light);
    margin-top: 3px;
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-surface);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 2000;
    transform: translateY(100%);
    transition: transform var(--transition-smooth);
}

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

.cookie-banner-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
}

.cookie-text {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

.cookie-text a {
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.cookie-settings-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.cookie-settings-modal.visible {
    opacity: 1;
    visibility: visible;
}

.cookie-settings-content {
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--spacing-xl);
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.cookie-settings-modal.visible .cookie-settings-content {
    transform: scale(1);
}

.cookie-settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.cookie-settings-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

.cookie-settings-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.cookie-settings-close:hover {
    background: var(--color-background-alt);
    color: var(--color-text);
}

.cookie-category {
    padding: var(--spacing-md);
    background: var(--color-background-alt);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.cookie-category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cookie-category-title {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
}

.cookie-category-desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.cookie-toggle {
    position: relative;
    width: 44px;
    height: 24px;
}

.cookie-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.cookie-toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.cookie-toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--color-surface);
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.cookie-toggle input:checked + .cookie-toggle-slider {
    background: var(--color-primary);
}

.cookie-toggle input:checked + .cookie-toggle-slider::before {
    transform: translateX(20px);
}

.cookie-toggle input:disabled + .cookie-toggle-slider {
    opacity: 0.6;
    cursor: not-allowed;
}

.cookie-settings-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.cookie-settings-actions .btn {
    flex: 1;
}

.policy-page {
    padding-top: calc(80px + var(--spacing-3xl));
    padding-bottom: var(--spacing-3xl);
    min-height: 100vh;
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
}

.policy-title {
    margin-bottom: var(--spacing-sm);
}

.policy-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-2xl);
}

.policy-section {
    margin-bottom: var(--spacing-2xl);
}

.policy-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.policy-section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.policy-section p {
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
}

.policy-section ul,
.policy-section ol {
    list-style: disc;
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    overflow-wrap: break-word;
    word-break: break-word;
}

.policy-section li {
    margin-bottom: var(--spacing-sm);
    line-height: var(--line-height-relaxed);
}

.policy-section ol {
    list-style: decimal;
}

.thank-you-page {
    padding-top: calc(80px + var(--spacing-4xl));
    padding-bottom: var(--spacing-4xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
}

.thank-you-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.thank-you-icon {
    width: 120px;
    height: 120px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-xl);
    font-size: 48px;
    color: var(--color-surface);
}

.thank-you-title {
    margin-bottom: var(--spacing-md);
}

.thank-you-text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
}

.thank-you-steps {
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    text-align: left;
}

.thank-you-steps h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.thank-you-steps ul {
    list-style: none;
}

.thank-you-steps li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
}

.thank-you-steps li i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    margin-top: 2px;
}

.thank-you-help {
    background: var(--color-background-alt);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

.thank-you-help h4 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
}

.thank-you-help p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

.thank-you-help a {
    font-weight: var(--font-weight-semibold);
}

@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

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

    .hero-image {
        order: -1;
    }

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

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .about-content {
        max-width: 100%;
        text-align: center;
    }

    .about-list li {
        justify-content: center;
    }

    .about-visual {
        order: -1;
    }

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

    .usage-step::after {
        display: none;
    }

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

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

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

    .footer-brand {
        grid-column: span 2;
        max-width: 100%;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 1.875rem;
        --font-size-3xl: 1.5rem;
    }

    .nav {
        position: fixed;
        top: 65px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        padding: var(--spacing-md);
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    .nav-link::after {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

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

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

    .benefit-card {
        flex-direction: column;
        text-align: center;
    }

    .usage-steps {
        grid-template-columns: 1fr;
    }

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

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

    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        grid-column: auto;
    }

    .footer-contact li {
        justify-content: center;
    }

    .cookie-banner-inner {
        flex-direction: column;
        text-align: center;
    }

    .cookie-buttons {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .hero-form {
        padding: var(--spacing-lg);
    }

    .trust-badge {
        position: static;
        margin-top: var(--spacing-lg);
        justify-content: center;
    }

    .cookie-settings-content {
        padding: var(--spacing-lg);
    }

    .logo {
        font-size: var(--font-size-lg);
    }
}