/* ===================================
   CSS Variables
   =================================== */
:root {
    /* Primary Colors */
    --color-primary: #0052CC;
    --color-primary-dark: #003D99;
    --color-primary-light: #4C9AFF;
    --color-secondary: #1B3A57;
    --color-accent: #00B8A9;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-light-gray: #F4F5F7;
    --color-medium-gray: #6B7280;
    --color-dark-gray: #1F2937;
    --color-black: #111827;

    /* Semantic Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;

    /* Typography */
    --font-headings: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.16);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container */
    --container-max-width: 1200px;
}

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

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

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

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headings);
    color: var(--color-black);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.01em;
}

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

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

a:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ===================================
   Layout
   =================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===================================
   Skip Link (Accessibility)
   =================================== */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* ===================================
   Header & Navigation
   =================================== */
.site-header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition-normal);
}

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

.navbar {
    padding: var(--spacing-sm) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 30px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--color-dark-gray);
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: var(--spacing-xs) 0;
}

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

.btn-primary-nav {
    background: var(--color-primary);
    color: white !important;
    padding: 10px 20px !important;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
    font-size: 0.95rem;
    box-shadow: var(--shadow-sm);
    display: inline-block;
    text-decoration: none;
}

.btn-primary-nav:hover {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-md);
    color: white !important;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-dark-gray);
    margin: 3px 0;
    transition: all var(--transition-fast);
    border-radius: 2px;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    color: white;
}

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

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

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

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

.btn-outline-light {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-outline-light:hover {
    background: white;
    color: var(--color-primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    background: linear-gradient(135deg, #f8f9ff 0%, #e6f0ff 100%);
    padding: var(--spacing-xxl) 0;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    gap: clamp(2rem, 4vw, 4rem);
    align-items: center;
}

.hero-text,
.hero-visual {
    min-width: 0;
}

.hero h1 {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 500px;
}

/* E13K Floating Badge */
.hero-e13k-float {
    position: absolute;
    top: -20px;
    right: 20px;
    z-index: 10;
    background: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
}

.hero-e13k-float:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
}

.hero-e13k-badge-img {
    width: 45px;
    height: 45px;
}

/* Widget Floating Accent */
.hero-widget-float {
    position: absolute;
    bottom: -80px;
    right: -100px;
    max-width: 200px;
    opacity: 0.95;
    transition: all 0.3s ease;
    z-index: 5;
}

.hero-widget-float:hover {
    opacity: 1;
    transform: translateY(-8px);
}

.hero-widget-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.hero-illustration {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.hero-icon {
    font-size: 150px;
    color: white;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* ===================================
   Hero Report Card Component
   =================================== */

/* Container */
.hero-report-card {
    width: 420px;
    max-width: 100%;
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: visible;
}

/* Background gradient overlay (subtle) */
.hero-report-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 82, 204, 0.02) 0%, rgba(0, 184, 169, 0.02) 100%);
    pointer-events: none;
    z-index: 0;
}

.hero-report-card > * {
    position: relative;
    z-index: 1;
}

/* Card Title */
.hero-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-dark-gray);
    margin: 0 0 var(--spacing-md) 0;
    text-align: center;
    line-height: 1.4;
}

/* Card Section Container */
.report-card-section {
    background: var(--color-light-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

/* Section Title */
.report-section-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-medium-gray);
    margin: 0 0 var(--spacing-sm) 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Score Section */
.report-score-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
}

.report-percentage {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-headings);
    line-height: 1;
    color: #EF4444;
    transition: color 0.3s ease;
    flex-shrink: 0;
}

.report-grade-wrapper {
    text-align: right;
}

.report-grade-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    transition: background 0.3s ease;
    min-width: 60px;
    text-align: center;
}

.report-grade-label {
    font-size: 0.75rem;
    color: var(--color-medium-gray);
    margin-top: 0.25rem;
    font-weight: 600;
}

/* Progress Bar */
.report-progress-bar {
    width: 100%;
    height: 12px;
    background: var(--color-light-gray);
    border-radius: 6px;
    overflow: hidden;
}

.report-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #EF4444 0%, #F59E0B 50%, #10B981 100%);
    background-size: 300% 100%;
    background-position: 0% 0%;
    border-radius: 6px;
    transition: width 0.05s linear, background-position 0.3s ease;
    will-change: width;
}

/* Main Container - Split into Left and Right */
.report-main-container {
    display: flex;
    gap: var(--spacing-md);
    align-items: stretch;
}

/* Left Column - Contains Grade + Progress + Problems */
.report-left-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    flex: 1;
    width: 100%;
}

/* Problems Grid */
.report-problems-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
}

.report-problem-item {
    background: var(--color-light-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    text-align: center;
    border-left: 3px solid;
    transition: all 0.3s ease;
}

.report-problem-critical {
    border-left-color: #DC2626;
}

.report-problem-serious {
    border-left-color: #F59E0B;
}

.report-problem-moderate {
    border-left-color: #3B82F6;
}

.report-problem-minor {
    border-left-color: #6B7280;
}

.report-problem-label {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--color-medium-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.report-problem-count {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-headings);
    color: var(--color-dark-gray);
    transition: color 0.3s ease;
}

/* Success state - when problems reach 0 */
.report-problem-item.success {
    background: rgba(16, 185, 129, 0.1);
    border-left-color: #10B981;
}

.report-problem-item.success .report-problem-count {
    color: #10B981;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .hero-report-card {
        animation: none;
    }

    .report-percentage,
    .report-grade-badge,
    .report-progress-fill,
    .report-problem-count {
        transition: none;
    }
}

/* ===================================
   Trust Bar
   =================================== */
.trust-bar {
    background: var(--color-white);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-light-gray);
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.trust-item i {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.trust-item span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-dark-gray);
}

/* ===================================
   Problem Section
   =================================== */
.problem-section {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.deadline-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.deadline-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--color-warning);
}

.deadline-card.urgent {
    border-top-color: var(--color-error);
}

.deadline-card .card-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.deadline-card h3 {
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.deadline-time {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-error);
    margin-bottom: var(--spacing-md);
}

.deadline-card.warning .deadline-time {
    color: var(--color-warning);
}

.compliance-risks {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
}

.compliance-risks h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.risk-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.risk-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
}

.risk-list i {
    color: var(--color-warning);
    font-size: 1.25rem;
}

/* ===================================
   Solution Section
   =================================== */
.solution-section {
    padding: var(--spacing-xxl) 0 var(--spacing-xl);
    background: var(--color-light-gray);
}

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

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

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.benefit-icon i {
    font-size: 2rem;
    color: white;
}

.benefit-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* ===================================
   Features Section
   =================================== */
.features-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-light-gray);
}

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

.feature-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.feature-icon i {
    font-size: 1.75rem;
    color: white;
}

.feature-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.feature-item p {
    color: var(--color-medium-gray);
    font-size: 0.95rem;
}

.features-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ===================================
   Stats Section
   =================================== */
.stats-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
}

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

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    color: white;
    opacity: 0.9;
}

/* ===================================
   How It Works
   =================================== */
.how-it-works {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
}

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

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

.step-number {
    width: 60px;
    height: 60px;
    background: var(--color-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.step-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.step-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
}

.how-it-works .section-title {
    color: white;
}

/* ===================================
   Social Proof
   =================================== */
.social-proof {
    padding: var(--spacing-xxl) 0;
    background: var(--color-light-gray);
}

.testimonial {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.testimonial blockquote {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--color-accent);
}

.testimonial p {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-dark-gray);
    margin: 0;
}

.certifications {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.cert-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.cert-item i {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.cert-item p {
    font-weight: 600;
    color: var(--color-dark-gray);
    margin: 0;
}

/* ===================================
   CTA Section
   =================================== */
.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.cta-content > p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.cta-note {
    font-size: 0.95rem;
    opacity: 0.85;
    margin-top: var(--spacing-md);
}

/* ===================================
   Footer
   =================================== */
.site-footer {
    background: var(--color-secondary);
    color: white;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

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

.footer-logo {
    height: 28px;
    width: auto;
    margin-bottom: var(--spacing-md);
    filter: brightness(0) invert(1);
}

.footer-desc {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-accent);
    transform: translateY(-3px);
}

.footer-col h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
}

.footer-compliance {
    font-size: 0.9rem;
    margin-top: var(--spacing-xs);
    display: inline-flex;
    align-items: flex-end;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    line-height: 1;
}

.footer-holtzi-logo {
    height: 26px;
    width: auto;
    display: inline-block;
    vertical-align: middle;
    transform: none;
}

.footer-holtzi-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

/* ===================================
   Animations
   =================================== */
[data-animate] {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

.demo-grid,
.contact-grid,
.faq-grid,
.feature-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.demo-grid,
.contact-grid {
    gap: 4rem;
    align-items: start;
}

.feature-detail-grid {
    gap: 3rem;
    align-items: center;
}

.faq-grid {
    gap: 2rem;
}

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

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-visual {
        flex-direction: column;
        gap: 2rem;
        justify-content: center;
        min-height: auto;
    }

    .hero-e13k-float {
        position: relative;
        top: auto;
        right: auto;
        margin-bottom: 0;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-widget-float {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: 0;
        max-width: 180px;
        margin-left: auto;
        margin-right: auto;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

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

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

@media (max-width: 768px) {
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        padding: var(--spacing-lg);
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-lg);
        align-items: flex-start;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--color-light-gray);
        padding: var(--spacing-sm) 0;
    }

    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 2rem;
    }

    /* Hero visual stacking on mobile */
    .hero-visual {
        gap: 1.5rem;
    }

    /* Hero E13K badge floating */
    .hero-e13k-float {
        width: 50px;
        height: 50px;
    }

    .hero-e13k-badge-img {
        width: 38px;
        height: 38px;
    }

    /* Hero widget floating */
    .hero-widget-float {
        max-width: 140px;
    }

    .hero-report-card {
        width: 95vw;
        max-width: 360px;
        padding: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .hero-illustration {
        width: 200px;
        height: 200px;
    }

    .hero-icon {
        font-size: 100px;
    }

    /* Hero Report Card Responsive */
    .hero-report-card {
        width: 90vw;
        max-width: 400px;
        padding: var(--spacing-md);
    }

    .report-percentage {
        font-size: 2rem;
    }

    .report-grade-badge {
        font-size: 1rem;
        padding: 0.4rem 0.8rem;
        min-width: 50px;
    }

    .report-main-container {
        flex-direction: column;
    }

    .report-problem-count {
        font-size: 1rem;
    }

    .report-problem-label {
        font-size: 0.55rem;
    }

    /* Trust Bar */
    .trust-items {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    /* Cards and Grids */
    .deadline-cards,
    .features-grid,
    .benefits-grid,
    .steps-grid,
    .certifications {
        grid-template-columns: 1fr;
    }

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

    .risk-list {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    /* Typography */
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    /* Buttons */
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-buttons .btn {
        width: 100%;
    }

    .demo-grid,
    .contact-grid,
    .faq-grid,
    .feature-detail-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .trust-items {
        grid-template-columns: 1fr;
    }
}