/* ============================================
   Slimbr Blog Post - Modern 2026 Design
   Inspired by Slimbrv2 and weightloss.slimbr.com
   ============================================ */

/* CSS Variables - Slimbr Brand Colors */
:root {
    --slimbr-dark: #006FCA;
    --slimbr-light: #80E0FE;
    --slimbr-cyan-deep: #51d7ff;
    --brand-yellow: #ffbf00;
    
    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --text-muted: #6b7280;
    --text-light: #9ca3af;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #e6eaef;
    
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
}

/* Dark Mode Disabled - Always use light theme */

/* Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Merriweather', serif;
    font-weight: 400;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    letter-spacing: 0.02em;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 400;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--slimbr-dark);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 400;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

a {
    color: var(--slimbr-dark);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--slimbr-cyan-deep);
    text-decoration: underline;
}

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.8;
    color: var(--text-secondary);
}

strong, b {
    font-weight: 600;
    color: var(--text-primary);
}

em, i {
    font-style: italic;
}

sup {
    font-size: 0.75em;
    vertical-align: super;
    line-height: 0;
}

sup a {
    color: var(--slimbr-dark);
    text-decoration: none;
    font-weight: 500;
}

sup a:hover {
    text-decoration: underline;
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.3s ease;
}

.nav__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem var(--spacing-md);
}

.nav__logo-link {
    display: flex;
    align-items: center;
}

.nav__logo {
    height: 32px;
    width: auto;
    filter: brightness(0) invert(1);
}

.nav__logo-link img {
    display: block;
}

.nav__logo-text {
    color: #fff;
    font-weight: 600;
    font-size: 1.25rem;
}

.nav__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    border-radius: 20px;
    background: transparent;
    border: 1px solid #fff;
    color: #fff;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    text-decoration: none;
}

.nav__btn:hover {
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    margin-top: 0;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

.hero__video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 1;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    z-index: 2;
}

.hero__content {
    position: relative;
    z-index: 3;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero__title {
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero__subtitle {
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

.hero__content {
    max-width: 900px;
    margin: 0 auto;
}

.hero__title {
    color: #fff;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 300;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.95);
    margin-top: var(--spacing-sm);
}

/* Main Content */
.main-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.main-content .content-section:first-child {
    padding-top: 0;
}

.article {
    background: var(--bg-primary);
}

.article__meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.article__read-time::before {
    content: "•";
    margin-right: var(--spacing-sm);
}

/* Blog Content */
.blog-content {
    color: var(--text-secondary);
}

/* Content Sections with Alternating Backgrounds */
.content-section {
    padding: var(--spacing-xl) 0;
    margin: 0;
}

.content-section.section-alternate {
    background: var(--bg-secondary);
    padding: var(--spacing-xl) var(--spacing-md);
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    border-radius: 0;
}

/* Override for testimonials section - no horizontal padding/margin */
.testimonials-section.section-alternate {
    padding: var(--spacing-2xl) 0 !important;
    margin: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
}

@media (min-width: 900px) {
    .content-section.section-alternate {
        border-radius: var(--radius-xl);
        margin-left: calc(-1 * var(--spacing-lg));
        margin-right: calc(-1 * var(--spacing-lg));
        padding: var(--spacing-xl) var(--spacing-lg);
    }
    
    .testimonials-section.section-alternate {
        padding: var(--spacing-2xl) 0 !important;
        margin: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* Images in alternate sections need to break out of larger padding */
    .content-section.section-alternate .article-image,
    .content-section.section-alternate .article-video {
        width: calc(100% + 2 * var(--spacing-lg));
        max-width: calc(100% + 2 * var(--spacing-lg));
        margin-left: calc(-1 * var(--spacing-lg));
        margin-right: calc(-1 * var(--spacing-lg));
    }
}

/* Article Images - Full Width on Mobile, Side-by-Side on Desktop */
.article-image {
    margin: 0;
    padding: 0;
    width: calc(100% + 2 * var(--spacing-md));
    max-width: calc(100% + 2 * var(--spacing-md));
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    display: block;
}

.article-image img {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 0;
    box-shadow: none;
    display: block;
    margin: 0;
    padding: 0;
}

.article-image figcaption {
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
    line-height: 1.6;
    background: var(--bg-secondary);
    max-width: 100%;
    box-sizing: border-box;
}

/* Desktop: Infographic Images - Smaller with Text Wrap */
@media (min-width: 900px) {
    .article-image {
        float: left;
        width: 45%;
        max-width: 400px;
        margin: 0 var(--spacing-xl) var(--spacing-lg) 0;
    }
    
    .article-image img {
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-md);
    }
    
    /* Clear float after sections with images */
    .content-section::after {
        content: "";
        display: table;
        clear: both;
    }
}

/* Article Video Styles - Full Width, No Margins */
.article-video {
    margin: 0;
    padding: 0;
    width: calc(100% + 2 * var(--spacing-md));
    max-width: calc(100% + 2 * var(--spacing-md));
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    display: block;
}

.article-video .infographic-video {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 0;
    box-shadow: none;
    display: block;
    margin: 0;
    padding: 0;
}

.article-video figcaption {
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
    line-height: 1.6;
    background: var(--bg-secondary);
    max-width: 100%;
    box-sizing: border-box;
}

.blog-content h2 {
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
}

.blog-content h2:first-of-type {
    margin-top: 0;
}

.blog-content ul,
.blog-content ol {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.blog-content li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-xs);
}

.blog-content ul li {
    list-style-type: disc;
}

.blog-content ol li {
    list-style-type: decimal;
}

/* Callout Box */
.callout-box {
    background: linear-gradient(135deg, rgba(0, 111, 202, 0.05) 0%, rgba(128, 224, 254, 0.05) 100%);
    border-left: 4px solid var(--slimbr-dark);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.callout-box p {
    margin-bottom: 0;
    color: var(--text-primary);
}

.callout-box strong {
    color: var(--slimbr-dark);
}

/* Product Section */
.product-section {
    margin: var(--spacing-2xl) 0;
    padding: var(--spacing-xl);
    border: 2px solid var(--slimbr-dark);
    border-radius: 50px;
    background: var(--bg-primary);
    box-shadow: var(--shadow-lg);
}

.product-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.product-image-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image-wrapper img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
}

.product-details h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--slimbr-dark);
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.pricing-info {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-sm);
}

.price-item:last-child {
    margin-bottom: 0;
}

.price-label {
    color: var(--text-secondary);
    font-size: 1rem;
    flex: 1;
}

.price-value {
    color: var(--text-primary);
    font-size: 1.125rem;
    text-align: right;
    flex-shrink: 0;
}

.price-value strong {
    color: var(--slimbr-dark);
    font-size: 1.5rem;
    font-weight: 700;
}

.price-note {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-style: italic;
}

.product-description {
    margin: var(--spacing-lg) 0;
    color: var(--text-secondary);
    line-height: 1.7;
}

.product-cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--slimbr-dark);
    color: #fff;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    text-align: center;
    width: 100%;
    max-width: 300px;
}

.product-cta-button:hover {
    background: var(--slimbr-cyan-deep);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    color: #fff;
}

@media (max-width: 900px) {
    .product-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-section {
        padding: var(--spacing-lg);
        border-radius: 30px;
    }
    
    .price-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .price-value {
        text-align: left;
        margin-top: var(--spacing-xs);
    }
    
    .product-cta-button {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 600px) {
    .product-section {
        margin-left: calc(-1 * var(--spacing-md));
        margin-right: calc(-1 * var(--spacing-md));
        border-radius: 0;
        padding: var(--spacing-lg) var(--spacing-md);
    }
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--slimbr-dark) 0%, var(--slimbr-light) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-2xl) 0;
    color: #fff;
    text-align: center;
}

.cta-section h3 {
    color: #fff;
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.cta-button {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--brand-yellow);
    color: #1f1600;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    margin: var(--spacing-sm) var(--spacing-xs);
}

.cta-button:hover {
    background: #ffcc33;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    color: #1f1600;
}

/* References Section */
.references {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-color);
}

.references-accordion {
    margin-top: var(--spacing-lg);
}

.references-summary {
    cursor: pointer;
    list-style: none;
    padding: var(--spacing-md) 0;
    user-select: none;
}

.references-summary::-webkit-details-marker {
    display: none;
}

.references-summary::marker {
    display: none;
}

.references-summary h2 {
    margin: 0;
    display: inline-block;
    color: var(--slimbr-dark);
    position: relative;
    padding-right: var(--spacing-xl);
}

.references-summary h2::after {
    content: '▼';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.75em;
    color: var(--slimbr-dark);
    transition: transform 0.3s ease;
}

.references-accordion[open] .references-summary h2::after {
    transform: translateY(-50%) rotate(180deg);
}

.references-accordion[open] .references-summary {
    margin-bottom: var(--spacing-lg);
}

.references-list {
    margin-top: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.references-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.references-list li {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    position: relative;
    line-height: 1.7;
}

.references-list li::before {
    content: counter(reference-counter);
    counter-increment: reference-counter;
    position: absolute;
    left: 0;
    top: 0;
    font-weight: 600;
    color: var(--slimbr-dark);
}

.references-list {
    counter-reset: reference-counter;
}

.references-list a {
    color: var(--slimbr-dark);
    word-break: break-word;
}

.references-list a:hover {
    color: var(--slimbr-cyan-deep);
    text-decoration: underline;
}

/* Footer */
#footer {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.footer__top {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md) var(--spacing-xl);
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.footer__help h3,
.footer__col h3 {
    margin: 0 0 var(--spacing-sm);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer__help-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: var(--spacing-sm);
}

.footer__help-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

.footer__round-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 50%;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--text-primary);
    flex: 0 0 28px;
    font-size: 0.875rem;
}

.footer__round-icon svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.footer__help-list address {
    font-style: normal;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
    font-size: 0.9375rem;
}

.footer__help-list a,
.footer__col a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.2s ease;
}

.footer__help-list a:hover,
.footer__col a:hover {
    color: var(--slimbr-dark);
    text-decoration: underline;
}

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

.footer__col li {
    margin-bottom: var(--spacing-xs);
    padding: 0;
}

.footer__bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.footer__brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.footer__brand a {
    display: block;
}

.footer__logo {
    height: 32px;
    width: auto;
    display: block;
}

.footer__logo-text {
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.footer__copy {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.footer__social-icons {
    display: flex;
    gap: 0.75rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #e5e7eb;
    text-decoration: none;
    transition: all 0.2s ease;
}

.footer__social-icons a svg {
    fill: #374151;
}

.footer__social-icons a:hover {
    background: #e5e7eb;
    transform: translateY(-2px);
}

/* Weight Loss Timeline/Graph Section */
.timeline-section {
    background: #e0f8ff;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.timeline-container {
    max-width: 1100px;
    margin: 0 auto;
}

.timeline-title {
    text-align: center;
    color: #717171;
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    margin-bottom: var(--spacing-lg);
}

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

.timeline-chart-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.timeline-chart-container {
    background: #e0f8ff;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    position: relative;
}

.timeline-video-wrapper {
    position: relative;
}

.timeline-chart-image,
.timeline-chart-video {
    display: block;
    max-width: 85%;
    height: auto;
    margin: 0 auto;
    border-radius: var(--radius-md);
}

.timeline-chart-video {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.timeline-chart-video.loaded {
    opacity: 1;
}

.timeline-why-works {
    display: none;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid #d9edf3;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    max-width: 85%;
    margin: var(--spacing-md) auto 0;
}

.timeline-why-works h3 {
    color: #2a8fbf;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-why-works p {
    color: #3a6b7a;
    font-size: 0.8125rem;
    line-height: 1.5;
    margin: 0;
}

.timeline-science {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid #d9edf3;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.75rem;
    color: #3a6b7a;
    max-width: 85%;
    margin: var(--spacing-md) auto 0;
}

.timeline-science a {
    color: #2a8fbf;
    text-decoration: underline;
}

.timeline-controls-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.timeline-control {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.timeline-control-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.timeline-control-header label {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    color: #717171;
    font-weight: 400;
}

.unit-toggle {
    display: inline-flex;
    border: 1px solid var(--slimbr-dark);
    border-radius: 20px;
    overflow: hidden;
}

.unit-btn {
    background: #fff;
    color: var(--slimbr-dark);
    border: 0;
    padding: 0.375rem 0.625rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.unit-btn.active {
    background: var(--slimbr-dark);
    color: #fff;
}

.timeline-slider {
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #b3b3b3;
    outline: none;
    margin: var(--spacing-md) 0;
}

.timeline-slider::-webkit-slider-thumb {
    appearance: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #80e0fe;
    border: 3px solid #51d7ff;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.timeline-slider::-moz-range-thumb {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #80e0fe;
    border: 3px solid #51d7ff;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.timeline-value {
    color: var(--slimbr-dark);
    font-weight: 600;
    font-size: 1.125rem;
}

.timeline-results {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.timeline-calc {
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    flex: 1;
}

.timeline-calc p {
    margin: var(--spacing-xs) 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.timeline-cta-button {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--slimbr-dark);
    color: #fff;
    border-radius: 40px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.timeline-cta-button:hover {
    background: var(--slimbr-cyan-deep);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.timeline-note-text {
    font-size: 0.875rem;
    color: #5a6b76;
    line-height: 1.6;
    margin: 0;
}

/* Testimonials Section */
.testimonials-section {
    background: linear-gradient(to bottom right, #f9fafb, #f3f4f6);
    padding: var(--spacing-2xl) 0;
    margin: 0 !important;
    width: 100%;
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
}

.testimonials-title {
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 700;
    color: #111;
    margin: var(--spacing-lg) 0;
    font-family: 'Inter', sans-serif;
    padding: 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5px;
    background: #fff;
    width: 100%;
    margin: 0;
    margin-bottom: var(--spacing-xl);
    padding: 0;
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.testimonial-video-item {
    background: #000;
    border: 0;
    padding: 0;
    margin: 0;
    cursor: pointer;
    overflow: hidden;
    position: relative;
}

.testimonial-video-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 2/3;
}

@media (min-width: 768px) {
    .testimonial-video-wrapper {
        aspect-ratio: 1/1;
    }
}

.testimonial-preview-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.92);
}

.testimonial-play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.1);
    transition: background 0.3s ease;
}

.testimonial-video-item:hover .testimonial-play-overlay {
    background: rgba(0, 0, 0, 0.2);
}

.testimonial-play-button {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    padding: var(--spacing-md);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.testimonial-video-item:hover .testimonial-play-button {
    transform: scale(1.1);
}

.testimonial-play-button svg {
    width: 2rem;
    height: 2rem;
    color: #333;
    margin-left: 0.25rem;
}

.testimonials-description {
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
    padding: 0 var(--spacing-md);
}

.testimonials-description p {
    font-size: 1.125rem;
    color: #374151;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.testimonials-cta-box {
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.testimonials-cta-box h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: #111;
    margin-bottom: var(--spacing-md);
}

.testimonials-cta-box p {
    font-size: 1.125rem;
    color: #374151;
    margin-bottom: var(--spacing-lg);
}

.testimonials-cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: #fbbf24;
    color: #000;
    font-weight: 700;
    border-radius: 40px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    font-size: 1.125rem;
}

.testimonials-cta-button:hover {
    background: #f59e0b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.testimonials-cta-button svg {
    width: 1.25rem;
    height: 1.25rem;
}

.testimonials-trust {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.testimonials-trust > p {
    color: #6b7280;
    margin-bottom: var(--spacing-md);
}

.testimonials-trust-items {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
}

.testimonials-trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: #6b7280;
}

.testimonials-trust-item svg {
    width: 1.25rem;
    height: 1.25rem;
    color: #10b981;
}

/* Testimonial Modal */
.testimonial-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
}

.testimonial-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.testimonial-modal-content {
    position: relative;
    background: #000;
    border-radius: var(--radius-xl);
    overflow: hidden;
    max-width: 400px;
    width: 90%;
    max-height: 90vh;
    aspect-ratio: 9/16;
    z-index: 1001;
}

.testimonial-modal-close {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 1002;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    border: 0;
    border-radius: 50%;
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: background 0.3s ease;
}

.testimonial-modal-close:hover {
    background: rgba(0, 0, 0, 0.7);
}

.testimonial-modal-close svg {
    width: 2rem;
    height: 2rem;
}

.testimonial-modal-video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@media (max-width: 900px) {
    .timeline-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-why-works {
        display: block;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .timeline-title {
        font-size: 1.5rem;
    }
    
    .testimonials-title {
        font-size: 1.75rem;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-trust-items {
        flex-direction: column;
        align-items: flex-start;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .testimonial-modal-content {
        max-width: 100%;
        width: 100%;
        border-radius: 0;
        max-height: 100vh;
    }
}

/* Responsive Design */
@media (max-width: 900px) {
    .footer__top {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .footer__social-icons {
        align-self: flex-start;
    }
    
    .hero {
        min-height: 50vh;
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .main-content {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .cta-section {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 600px) {
    .footer__top {
        grid-template-columns: 1fr;
    }
    
    .nav__inner {
        padding: 0.75rem var(--spacing-sm);
    }
    
    .nav__btn {
        padding: 0.5rem 1rem;
        font-size: 0.8125rem;
    }
    
    .hero {
        min-height: 40vh;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__subtitle {
        font-size: 0.875rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    p {
        font-size: 1rem;
    }
    
    .cta-button {
        display: block;
        width: 100%;
        margin: var(--spacing-sm) 0;
    }
    
    .callout-box {
        padding: var(--spacing-md);
    }
}

/* Print Styles */
@media print {
    #navbar,
    #footer,
    .cta-section,
    .nav__btn {
        display: none;
    }
    
    .hero {
        background: none;
        color: var(--text-primary);
        min-height: auto;
        padding: var(--spacing-md) 0;
    }
    
    .hero__title {
        color: var(--text-primary);
    }
    
    body {
        background: #fff;
        color: #000;
    }
    
    a {
        color: #000;
        text-decoration: underline;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus States for Accessibility */
a:focus,
button:focus,
.nav__btn:focus,
.cta-button:focus {
    outline: 2px solid var(--slimbr-dark);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--slimbr-light);
    color: var(--text-primary);
}

::-moz-selection {
    background: var(--slimbr-light);
    color: var(--text-primary);
}