/* ==========================================
   AIM Website - Styles
   Clean, minimal, medical-professional
   ========================================== */

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

:root {
    --color-primary: #1a5276;
    --color-primary-light: #2980b9;
    --color-primary-dark: #0e2f44;
    --color-accent: #148f77;
    --color-text: #2c3e50;
    --color-text-light: #5d6d7e;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-bg-dark: #1a2332;
    --color-border: #e5e8eb;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    --container: 1100px;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

h1, h2, h3 {
    line-height: 1.2;
    font-weight: 600;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2rem; margin-bottom: var(--space-sm); }
h3 { font-size: 1.15rem; margin-bottom: var(--space-xs); }

.section-sub {
    color: var(--color-text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: var(--space-lg);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-primary-light);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-border);
}
.btn-secondary:hover {
    border-color: var(--color-primary);
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
    height: 70px;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: 0.05em;
}

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

.nav a {
    text-decoration: none;
    color: var(--color-text-light);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}
.nav a:hover {
    color: var(--color-primary);
}

.nav-cta {
    background: var(--color-primary);
    color: #fff !important;
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
}
.nav-cta:hover {
    background: var(--color-primary-light) !important;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: 0.2s;
}

/* --- Hero --- */
.hero {
    padding: calc(70px + var(--space-xl)) 0 var(--space-xl);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.hero h1 {
    margin-bottom: var(--space-md);
    color: var(--color-primary-dark);
}

.hero-sub {
    color: var(--color-text-light);
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
    object-fit: cover;
}

/* --- Carousel --- */
.carousel {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
}

.carousel-track {
    display: flex;
}

.carousel-slide {
    min-width: 100%;
    display: none;
}

.carousel-slide.active {
    display: block;
}

.carousel-slide img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    object-fit: cover;
}

.carousel-placeholder {
    min-height: 320px;
    border-radius: 12px;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    color: var(--color-primary-dark);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    transition: background 0.2s, box-shadow 0.2s;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.carousel-prev { left: 10px; }
.carousel-next { right: 10px; }

.carousel-dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    padding: 0;
    transition: background 0.2s, transform 0.2s;
}

.carousel-dot.active {
    background: #fff;
    transform: scale(1.25);
}

.image-placeholder {
    background: var(--color-bg-alt);
    border: 2px dashed var(--color-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
    min-height: 300px;
}

.hero-placeholder {
    min-height: 400px;
}

/* --- Value / Problem Section --- */
.value-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.problem-card {
    background: var(--color-bg);
    padding: var(--space-md);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.problem-card h3 {
    color: var(--color-primary-dark);
}

.problem-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* --- Solution Section --- */
.solution-section {
    padding: var(--space-xl) 0;
}

.solution-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.solution-section h2 {
    color: var(--color-primary-dark);
    font-size: 2.25rem;
}

.solution-section > .container > .solution-content > p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: var(--space-md);
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-list li {
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text);
    font-size: 0.95rem;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
}

/* --- How It Works --- */
.how-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.step {
    text-align: center;
    padding: var(--space-md);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.step p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* --- Clinical Applications --- */
.clinical-section {
    padding: var(--space-xl) 0;
}

.clinical-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.clinical-card {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: border-color 0.2s;
}

.clinical-card:hover {
    border-color: var(--color-primary-light);
}

.clinical-card h3 {
    color: var(--color-primary-dark);
}

.clinical-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* --- Comparison Table --- */
.compare-section {
    padding: var(--space-xl) 0;
}

.compare-table-wrap {
    overflow-x: auto;
    margin-bottom: var(--space-md);
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.compare-table th,
.compare-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.compare-table thead th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
    border-bottom: 2px solid var(--color-border);
}

.compare-table thead th.highlight-col {
    color: var(--color-primary);
}

.compare-table td:first-child {
    font-weight: 500;
    color: var(--color-text);
    white-space: nowrap;
}

.compare-table .highlight-col {
    background: rgba(26, 82, 118, 0.04);
    color: var(--color-primary-dark);
}

.compare-table .highlight-col strong {
    color: var(--color-primary);
}

.expandable-row {
    display: none;
}

.compare-toggle {
    margin-top: var(--space-sm);
}

/* --- Economic Value --- */
.economic-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg);
}

.economic-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.economic-card {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-accent);
    border-radius: 8px;
    background: var(--color-bg);
}

.economic-icon {
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.economic-card h3 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.economic-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

.economic-framework {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-md);
}

.economic-framework h3 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
}

.economic-framework > p {
    color: var(--color-text);
    font-size: 0.95rem;
    margin-bottom: var(--space-md);
}

.framework-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-md);
}

.framework-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    vertical-align: top;
}

.framework-table td:first-child {
    width: 200px;
    white-space: nowrap;
    color: var(--color-primary-dark);
}

.framework-table td:last-child {
    color: var(--color-text-light);
}

.framework-cta {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

.framework-cta a {
    color: var(--color-primary);
    text-decoration: none;
}
.framework-cta a:hover {
    text-decoration: underline;
}

.framework-citation {
    font-size: 0.75rem;
    color: var(--color-text-light);
}

/* --- Testimonials --- */
.testimonials-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.testimonial {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial p {
    color: var(--color-text);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--space-sm);
}

.testimonial cite {
    font-style: normal;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-primary);
}

/* --- Trust / FDA --- */
.trust-section {
    padding: var(--space-lg) 0;
    background: var(--color-bg-alt);
}

.trust-inner {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.trust-badge {
    text-align: center;
    flex-shrink: 0;
}

.fda-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 3px solid var(--color-primary);
    color: var(--color-primary);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.trust-badge p {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: var(--space-xs);
}

.trust-text p {
    color: var(--color-text-light);
    font-size: 1rem;
}

.trust-asa {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.trust-asa p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    font-style: italic;
}

/* --- Team --- */
.team-section {
    padding: var(--space-xl) 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.team-card {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    text-align: center;
}

.team-card h3 {
    color: var(--color-primary-dark);
    font-size: 1.05rem;
}

.team-card p {
    color: var(--color-text-light);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* --- Contact --- */
.contact-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
}

.contact-form {
    max-width: 640px;
    margin: 0 auto var(--space-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.35rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    font-size: 0.95rem;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 82, 118, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    padding: 0.85rem;
    font-size: 1rem;
    cursor: pointer;
}

.contact-email {
    color: var(--color-text-light);
    font-size: 0.9rem;
    text-align: center;
}

.contact-email a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}
.contact-email a:hover {
    text-decoration: underline;
}

/* --- Footer --- */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.6);
    padding: var(--space-lg) 0 var(--space-md);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-md);
    align-items: start;
}

.footer .logo {
    color: #fff;
}

.footer-brand p {
    font-size: 0.85rem;
    margin-top: var(--space-xs);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}
.footer-links a:hover {
    color: #fff;
}

.footer-legal p {
    font-size: 0.75rem;
    line-height: 1.6;
}

/* --- Active Nav --- */
.nav-active {
    color: var(--color-primary) !important;
}

/* --- Video Teaser (Homepage) --- */
.video-teaser-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
}

.video-teaser-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin: var(--space-md) 0;
}

.video-teaser-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    background: var(--color-bg);
    text-decoration: none;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.video-teaser-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    border-color: var(--color-primary-light);
}

.video-thumb-placeholder {
    position: relative;
    background: var(--color-bg-dark);
    aspect-ratio: 16 / 9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.5);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.video-thumb-placeholder .play-icon {
    width: 48px;
    height: 48px;
    color: rgba(255,255,255,0.7);
}

.video-teaser-info {
    padding: var(--space-sm) var(--space-sm) var(--space-md);
}

.video-teaser-info h3 {
    color: var(--color-primary-dark);
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.video-teaser-info p {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.6;
}

.video-teaser-cta {
    text-align: center;
}

/* --- Videos Page --- */
.page-hero {
    padding: calc(70px + var(--space-lg)) 0 var(--space-lg);
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.page-hero-sub {
    color: var(--color-text-light);
    font-size: 1.1rem;
    max-width: 600px;
}

.videos-section {
    padding: var(--space-xl) 0;
}

.video-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
    margin-bottom: var(--space-xl);
}

.video-embed {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: 10px;
    overflow: hidden;
    background: var(--color-bg-dark);
}

.video-embed iframe,
.video-embed video {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    object-fit: cover;
}

.video-placeholder-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: var(--color-bg-dark);
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

.video-placeholder-overlay svg {
    width: 56px;
    height: 56px;
    color: rgba(255,255,255,0.4);
}

.video-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.video-info h2 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
}

.video-info p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-sm);
}

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

.video-highlights li {
    padding: 0.4rem 0 0.4rem 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.video-highlights li:last-child {
    border-bottom: none;
}

.video-highlights li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
}

.video-divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 0 0 var(--space-xl);
}

.video-cta-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.video-cta-section h2 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.video-cta-section p {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.video-cta-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* --- IFU Page --- */
.ifu-page {
    padding: calc(70px + var(--space-lg)) 0 var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
}

.ifu-page h1 {
    margin-bottom: var(--space-xs);
    color: var(--color-primary-dark);
}

.ifu-doc-id {
    color: var(--color-text-light);
    font-size: 0.85rem;
    margin-bottom: var(--space-lg);
}

.ifu-section {
    margin-bottom: var(--space-lg);
}

.ifu-section h2 {
    font-size: 1.25rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
}

.ifu-section p {
    color: var(--color-text);
    line-height: 1.7;
}

.ifu-section ul {
    list-style: none;
    padding: 0;
}

.ifu-section ul li {
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    color: var(--color-text);
    font-size: 0.95rem;
}

.ifu-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary-light);
}

.ifu-warnings li::before {
    background: #c0392b !important;
}

.ifu-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.ifu-step {
    padding: var(--space-sm) var(--space-md);
    border-left: 3px solid var(--color-primary);
    background: var(--color-bg-alt);
    border-radius: 0 6px 6px 0;
}

.ifu-step h3 {
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.ifu-step p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.ifu-download {
    padding: var(--space-md);
    background: var(--color-bg-alt);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.ifu-download .btn {
    margin-top: var(--space-sm);
}

.ifu-section a:not(.btn) {
    color: var(--color-primary);
    text-decoration: none;
}
.ifu-section a:not(.btn):hover {
    text-decoration: underline;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    .nav {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: var(--space-md);
        border-bottom: 1px solid var(--color-border);
        gap: var(--space-sm);
    }
    .nav-open { display: flex; }

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

    .hero .container,
    .solution-section .container {
        grid-template-columns: 1fr;
    }

    .hero { padding-top: calc(70px + var(--space-lg)); }

    .problem-grid,
    .steps-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }

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

    .framework-table td:first-child {
        width: auto;
        white-space: normal;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

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

    .hero-actions {
        flex-direction: column;
    }
    .hero-actions .btn {
        text-align: center;
    }

    .video-teaser-grid {
        grid-template-columns: 1fr;
    }

    .video-block {
        grid-template-columns: 1fr;
    }
}