/* =============================================
   Anvil Diagnostics — 2026 Design System
   Brand: Blue (#0066FF) + White + Dark
   Typography: Inter
   Inspired by brochure's flowing curves & clean medical aesthetic
   ============================================= */

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

:root {
    --blue-600: #0052CC;
    --blue-500: #0066FF;
    --blue-400: #4D94FF;
    --blue-100: #E8F0FE;
    --blue-50:  #F4F8FF;

    --gray-900: #111827;
    --gray-800: #1F2937;
    --gray-700: #374151;
    --gray-600: #4B5563;
    --gray-500: #6B7280;
    --gray-400: #9CA3AF;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50:  #F9FAFB;

    --white: #ffffff;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --shadow-blue: 0 8px 32px rgba(0,102,255,0.15);

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font);
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

.mt-lg {
    margin-top: 1.5rem;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid rgba(0,0,0,0.04);
    transition: box-shadow var(--transition), background var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 1px 12px rgba(0,0,0,0.08);
    background: rgba(255,255,255,0.97);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-img {
    height: 38px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-menu a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: color var(--transition);
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--blue-500);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--blue-500);
    border-radius: 1px;
}

.btn-nav {
    background: var(--blue-500) !important;
    color: var(--white) !important;
    padding: 0.5rem 1.25rem !important;
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
    transition: background var(--transition), transform var(--transition) !important;
}

.btn-nav:hover {
    background: var(--blue-600) !important;
    transform: translateY(-1px);
}

.btn-nav::after {
    display: none !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition);
}

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

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8125rem 1.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: 2px solid transparent;
    line-height: 1;
    white-space: nowrap;
}

.btn-primary {
    background: var(--blue-500);
    color: var(--white);
    border-color: var(--blue-500);
    box-shadow: 0 4px 14px rgba(0,102,255,0.25);
}

.btn-primary:hover {
    background: var(--blue-600);
    border-color: var(--blue-600);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,102,255,0.35);
}

.btn-ghost {
    background: transparent;
    color: var(--blue-500);
    border-color: var(--blue-500);
}

.btn-ghost:hover {
    background: var(--blue-500);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0,102,255,0.2);
}

.btn-white {
    background: var(--white);
    color: var(--blue-500);
    border-color: var(--white);
    box-shadow: 0 4px 14px rgba(0,0,0,0.1);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
    background: rgba(255,255,255,0.12);
    border-color: var(--white);
    transform: translateY(-2px);
}

/* --- Hero --- */
.hero {
    position: relative;
    padding: 10rem 0 6rem;
    background: linear-gradient(160deg, var(--white) 0%, var(--blue-50) 40%, var(--blue-100) 100%);
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 20%, rgba(0,102,255,0.06) 0%, transparent 50%),
        radial-gradient(circle at 15% 80%, rgba(0,102,255,0.04) 0%, transparent 40%);
    pointer-events: none;
}

.hero-bg-pattern::before,
.hero-bg-pattern::after {
    content: '';
    position: absolute;
    border: 1.5px solid rgba(0,102,255,0.07);
    border-radius: 50%;
    pointer-events: none;
}

.hero-bg-pattern::before {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
}

.hero-bg-pattern::after {
    width: 400px;
    height: 400px;
    top: -100px;
    right: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blue-500);
    margin-bottom: 1rem;
    padding: 0.375rem 1rem;
    background: rgba(0,102,255,0.08);
    border-radius: 100px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: clamp(1.0625rem, 1.5vw, 1.1875rem);
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: 2rem;
    max-width: 540px;
}

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

.hero-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.stat-card {
    background: var(--white);
    border: 1px solid rgba(0,102,255,0.1);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-blue);
    border-color: rgba(0,102,255,0.25);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--blue-500);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* --- Sections --- */
.section {
    padding: clamp(4rem, 8vw, 7rem) 0;
}

.section-white {
    background: var(--white);
}

.section-light {
    background: var(--gray-50);
}

.section-blue {
    background: linear-gradient(135deg, var(--blue-500) 0%, var(--blue-600) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.section-blue::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    pointer-events: none;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3.5rem;
}

.section-header.section-header-light h2 {
    color: var(--white);
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--blue-500);
    margin-bottom: 0.75rem;
}

.section-eyebrow-light {
    color: rgba(255,255,255,0.8);
}

.section-header h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--gray-600);
}

/* --- Problem Grid --- */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.problem-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    transition: all var(--transition);
}

.problem-card:hover {
    border-color: rgba(0,102,255,0.2);
    box-shadow: var(--shadow-blue);
    transform: translateY(-4px);
}

.problem-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--blue-100);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--blue-500);
}

.problem-icon svg {
    width: 24px;
    height: 24px;
}

.problem-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.problem-card p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* --- Product Layout --- */
.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.product-text h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
    line-height: 1.15;
}

.product-intro {
    font-size: 1.0625rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.feature-list {
    display: grid;
    gap: 1.25rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature-check {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--blue-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--blue-500);
}

.feature-check svg {
    width: 14px;
    height: 14px;
}

.feature-item strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.125rem;
}

.feature-item p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin: 0;
}

.product-image {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    aspect-ratio: 4/3;
}

/* --- Benefits Grid --- */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.benefit-card {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    backdrop-filter: blur(8px);
    transition: all var(--transition);
}

.benefit-card:hover {
    background: rgba(255,255,255,0.16);
    transform: translateY(-4px);
    border-color: rgba(255,255,255,0.3);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--white);
}

.benefit-icon svg {
    width: 24px;
    height: 24px;
}

.benefit-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.benefit-card p {
    font-size: 0.9375rem;
    line-height: 1.6;
    opacity: 0.9;
}

/* --- Technology Layout --- */
.tech-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.tech-text h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
    line-height: 1.15;
}

.tech-full-name {
    font-size: 0.875rem;
    color: var(--blue-500);
    font-weight: 500;
    font-style: italic;
    margin-bottom: 1.5rem;
}

.tech-text p {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.tech-steps {
    display: grid;
    gap: 0;
}

.tech-step {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    padding: 1.5rem;
    border-left: 2px solid var(--blue-100);
    position: relative;
    transition: all var(--transition);
}

.tech-step:hover {
    border-left-color: var(--blue-500);
    background: var(--blue-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.step-num {
    font-size: 0.875rem;
    font-weight: 800;
    color: var(--blue-500);
    background: var(--blue-100);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tech-step strong {
    display: block;
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.tech-step p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.5;
}

/* --- Panel Section --- */
.panel-columns {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    max-width: 960px;
    margin: 0 auto;
}

.panel-col h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--blue-500);
    margin-bottom: 0.5rem;
    padding-bottom: 0.375rem;
    border-bottom: 2px solid var(--blue-100);
}

.panel-col ul {
    display: grid;
    gap: 0.125rem;
}

.panel-col li {
    font-size: 0.8125rem;
    color: var(--gray-700);
    padding: 0.1875rem 0;
    line-height: 1.4;
}

.panel-col em {
    font-style: italic;
}

/* --- Advisors Grid --- */
.advisors-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

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

.advisor-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    transition: all var(--transition);
}

.advisor-card:hover {
    border-color: rgba(0,102,255,0.15);
    box-shadow: var(--shadow-md);
}

.advisor-type {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--blue-500);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--gray-200);
}

.advisor-person {
    margin-bottom: 1.25rem;
}

.advisor-person:last-child {
    margin-bottom: 0;
}

.advisor-person strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.advisor-person p {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin: 0;
}

.advisor-card-wide {
    max-width: 800px;
    margin: 0 auto;
}

.advisors-list-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .advisors-list-2col {
        grid-template-columns: 1fr;
    }
}

/* --- CTA Section --- */
.section-cta {
    background: linear-gradient(135deg, var(--blue-500) 0%, var(--blue-600) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.section-cta::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.08);
    top: -300px;
    right: -200px;
    pointer-events: none;
}

.section-cta::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.06);
    bottom: -200px;
    left: -100px;
    pointer-events: none;
}

.cta-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
    line-height: 1.15;
}

.cta-content p {
    font-size: 1.0625rem;
    line-height: 1.7;
    opacity: 0.92;
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Footer --- */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    height: 32px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.6;
    max-width: 320px;
}

.footer-col h4 {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255,255,255,0.5);
    margin-bottom: 1rem;
}

.footer-col ul {
    display: grid;
    gap: 0.5rem;
}

.footer-col a {
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.75);
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--white);
}

.footer-address {
    margin-top: 1rem;
}

.footer-address p {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.5;
}

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

.footer-disclaimer {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.4);
    font-style: italic;
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.footer-legal {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.35);
    line-height: 1.5;
}

/* --- About Page --- */
.page-hero {
    padding: 9rem 0 4rem;
    background: linear-gradient(160deg, var(--white) 0%, var(--blue-50) 40%, var(--blue-100) 100%);
    position: relative;
    overflow: hidden;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.page-hero-bg::before,
.page-hero-bg::after {
    content: '';
    position: absolute;
    border: 1.5px solid rgba(0,102,255,0.06);
    border-radius: 50%;
}

.page-hero-bg::before {
    width: 500px;
    height: 500px;
    top: -200px;
    right: -100px;
}

.page-hero-bg::after {
    width: 350px;
    height: 350px;
    top: -100px;
    right: 0;
}

.page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.page-hero-content h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.page-hero-content p {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* About specific */
.about-mission {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-mission-text h2 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    line-height: 1.15;
}

.about-mission-text p {
    font-size: 1.0625rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.about-image {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    aspect-ratio: 4/3;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.team-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition);
}

.team-card:hover {
    border-color: rgba(0,102,255,0.2);
    box-shadow: var(--shadow-blue);
    transform: translateY(-4px);
}

.team-headshot {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem;
    border: 3px solid var(--blue-100);
}

.team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--blue-100);
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue-500);
    font-size: 2rem;
    font-weight: 700;
}

.team-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.team-card .team-role {
    font-size: 0.875rem;
    color: var(--blue-500);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.team-card p {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.5;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.value-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--transition);
}

.value-card:hover {
    border-color: rgba(0,102,255,0.2);
    box-shadow: var(--shadow-md);
}

.value-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.value-card p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* --- Register Page --- */
.register-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.register-info h2 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    line-height: 1.15;
}

.register-info p {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.register-detail {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.register-detail-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--blue-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--blue-500);
}

.register-detail-icon svg {
    width: 20px;
    height: 20px;
}

.register-detail strong {
    display: block;
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.125rem;
}

.register-detail p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin: 0;
}

.register-form-wrapper {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.375rem;
}

.form-group label .required {
    color: #EF4444;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9375rem;
    color: var(--gray-800);
    background: var(--white);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(0,102,255,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

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

/* Checkbox group (multi-select interests) */
.checkbox-group {
    display: grid;
    gap: 0.5rem;
}

.checkbox-option {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 1rem;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
    font-size: 0.9375rem;
    color: var(--gray-800);
    font-weight: 400;
    margin-bottom: 0;
}

.checkbox-option:hover {
    border-color: var(--blue-400);
    background: var(--blue-50);
}

.checkbox-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    accent-color: var(--blue-500);
    cursor: pointer;
}

.checkbox-option input[type="checkbox"]:checked + span {
    color: var(--blue-600);
    font-weight: 600;
}

.checkbox-option:has(input:checked) {
    border-color: var(--blue-500);
    background: var(--blue-50);
}

.checkbox-group-error .checkbox-option {
    border-color: #EF4444;
}

.form-checkbox {
    display: flex;
    gap: 0.625rem;
    align-items: flex-start;
    margin-top: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    accent-color: var(--blue-500);
}

.form-checkbox label {
    font-size: 0.8125rem;
    color: var(--gray-600);
    line-height: 1.4;
    margin-bottom: 0;
}

.form-submit {
    margin-top: 1.5rem;
}

.form-submit .btn {
    width: 100%;
}

.form-note {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: 0.75rem;
    text-align: center;
}

.form-success {
    text-align: center;
    padding: 2rem;
    display: none;
}

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

.form-success h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.form-success p {
    font-size: 1rem;
    color: var(--gray-600);
}

.form-success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--blue-100);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--blue-500);
}

.form-success-icon svg {
    width: 32px;
    height: 32px;
}

/* --- Scroll Animations --- */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .product-layout,
    .tech-layout,
    .about-mission,
    .register-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .product-visual {
        order: -1;
    }

    .advisors-grid-4 {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        border-top: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: 1.5rem;
        gap: 0;
    }

    .nav-menu.open {
        display: flex;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-menu a.active::after {
        display: none;
    }

    .btn-nav {
        text-align: center !important;
        margin-top: 0.5rem !important;
    }

    .hamburger {
        display: flex;
    }

    .hero {
        padding: 8rem 0 4rem;
    }

    .hero-stats-grid {
        grid-template-columns: 1fr 1fr;
    }

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

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

    .advisors-grid,
    .advisors-grid-4 {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-actions {
        flex-direction: column;
    }

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

@media (max-width: 480px) {
    .hero-stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }

    .stat-card {
        padding: 1.25rem 1rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }
}