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

:root {
    --primary-color: #14B8A6;
    --primary-dark: #0D9488;
    --authority-color: #0F172A;
    --accent-gold: #C7A44A;
    --secondary-color: #FB923C;
    --text-dark: #1F2937;
    --text-gray: #6B7280;
    --text-light: #9CA3AF;
    --bg-white: #FFFFFF;
    --bg-gray: #F8FAFC;
    --bg-light: #F3F4F6;
    --border-color: #E5E7EB;
    --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);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    background: var(--bg-white);
    border-bottom: 2px solid var(--authority-color);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-dark);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, filter 0.2s ease;
    filter: drop-shadow(0 2px 4px rgba(15, 23, 42, 0.1));
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.logo-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.logo:hover .logo-icon {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(199, 164, 74, 0.3));
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--authority-color);
    letter-spacing: 0.02em;
}

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

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--primary-color);
    border-color: var(--accent-gold);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(199, 164, 74, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-gray);
    border-color: var(--authority-color);
    color: var(--authority-color);
}

.btn-large {
    padding: 14px 28px;
    font-size: 16px;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(to bottom, var(--bg-white), var(--bg-gray));
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--authority-color);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
    padding: 8px 16px;
    background: rgba(15, 23, 42, 0.05);
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: 20px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-gold);
    border-radius: 50%;
}


.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--authority-color);
}

.hero-title .highlight {
    color: var(--primary-color);
    position: relative;
}

.hero-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-gold));
    opacity: 0.3;
}

.hero-description {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    perspective: 1000px;
    transform-style: preserve-3d;
}

.phone-screen {
    width: 320px;
    height: 640px;
    background: white;
    border-radius: 32px;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    transform: rotateY(-5deg) rotateX(2deg);
    border: 8px solid #1F2937;
}

.app-header {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.app-persona {
    display: flex;
    align-items: center;
    gap: 12px;
}

.persona-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
}

.persona-label {
    font-size: 11px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.persona-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}

.chat-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.chat-bubble {
    padding: 12px 16px;
    border-radius: 16px;
    max-width: 80%;
    font-size: 14px;
    line-height: 1.5;
}

.chat-left {
    background: var(--bg-light);
    color: var(--text-dark);
    align-self: flex-start;
}

.chat-right {
    background: var(--primary-color);
    color: white;
    align-self: flex-end;
}

.analysis-section {
    background: var(--bg-gray);
    padding: 16px;
    border-radius: 12px;
}

.analysis-label {
    font-size: 11px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.analysis-text {
    font-size: 13px;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.progress-bar {
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 75%;
    background: var(--primary-color);
    border-radius: 2px;
}

/* Demo Section */
.demo-section {
    padding: 80px 0 60px;
    background: var(--bg-white);
}

.demo-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 56px;
}

.demo-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--primary-dark);
    margin-bottom: 12px;
}

.demo-title {
    font-size: 40px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.demo-subtitle {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.7;
}

.demo-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.2fr);
    gap: 40px;
    align-items: stretch;
}

.demo-card {
    background: #FFFFFF;
    border-radius: 24px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
    padding: 28px 32px;
}

.demo-input-card {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.demo-input-header {
    display: flex;
    align-items: center;
    gap: 16px;
}

.demo-mic-icon {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    background: #0F172A;
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-input-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.demo-input-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-light);
}

.demo-input-session {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
}

.demo-waveform {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 40px;
}

.demo-waveform span {
    flex: 1;
    max-width: 6px;
    border-radius: 999px;
    background: #E5E7EB;
}

.demo-waveform span:nth-child(2),
.demo-waveform span:nth-child(5),
.demo-waveform span:nth-child(8) {
    height: 28px;
}

.demo-waveform span:nth-child(1),
.demo-waveform span:nth-child(4),
.demo-waveform span:nth-child(7),
.demo-waveform span:nth-child(10) {
    height: 20px;
}

.demo-waveform span:nth-child(3),
.demo-waveform span:nth-child(6),
.demo-waveform span:nth-child(9) {
    height: 34px;
}

.demo-input-quote {
    margin-top: 8px;
    padding: 16px 18px;
    border-radius: 16px;
    background: var(--bg-light);
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.6;
    font-style: italic;
}

.demo-analysis {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.demo-analysis-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}

.demo-analysis-icon {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    background: #E0F2FE;
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-analysis-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}

.demo-analysis-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.demo-tag-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 20px;
    border-radius: 18px;
    box-shadow: var(--shadow-md);
}

.demo-tag-icon {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-tag-warning {
    background: #FEF3C7;
}

.demo-tag-speed {
    background: #E0F2FE;
}

.demo-tag-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.demo-tag-label {
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-light);
}

.demo-tag-main {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
}

.demo-tag-sub {
    font-size: 13px;
    color: var(--text-gray);
}

.demo-suggestion-card {
    background: #0F3D4C;
    color: white;
    border-radius: 20px;
    padding: 24px 24px 22px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.32);
}

.demo-suggestion-label {
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

.demo-suggestion-text {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 12px;
}

.demo-suggestion-footnote {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: rgba(255, 255, 255, 0.7);
}

/* Section Styles */
.what-you-get-section,
.science-section,
.scenarios-section {
    padding: 100px 0;
}

.what-you-get-section {
    background: var(--bg-gray);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-label {
    font-size: 13px;
    color: var(--authority-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    font-weight: 600;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--authority-color);
}

.section-title.center {
    text-align: center;
}

.section-description {
    font-size: 18px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.what-you-get-section .features-grid {
    grid-template-columns: repeat(3, 1fr);
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-top: 2px solid var(--accent-gold);
}

.feature-card:hover .feature-icon {
    color: var(--accent-gold);
    transition: color 0.3s ease;
}

.feature-icon {
    width: 48px;
    height: 48px;
    color: var(--authority-color);
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--authority-color);
}

.feature-description {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Scenarios Section */
.scenarios-section {
    background: var(--bg-gray);
}

.scenarios-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 48px;
}

.scenarios-header .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.scenarios-header .section-description {
    text-align: left;
}

.link-arrow {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    white-space: nowrap;
    margin-left: 32px;
}

.link-arrow:hover {
    text-decoration: underline;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.scenario-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 3/4;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s;
}

.scenario-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.scenario-card:hover .scenario-icon {
    transform: translate(-50%, -50%) scale(1.1);
    transition: transform 0.3s ease;
    filter: drop-shadow(0 0 8px rgba(199, 164, 74, 0.4));
}

.scenario-card:hover {
    border: 2px solid rgba(199, 164, 74, 0.3);
}

.scenario-visual {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scenario-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255, 255, 255, 0.95);
    z-index: 2;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease, filter 0.3s ease;
}

/* All scenarios use the primary teal color */
.scenario-1,
.scenario-2,
.scenario-3,
.scenario-4 {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    position: relative;
}

.scenario-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.4), transparent);
    color: white;
    z-index: 10;
    backdrop-filter: blur(2px);
}

.scenario-category {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.scenario-name {
    font-size: 20px;
    font-weight: 700;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.testimonial-text {
    font-size: 16px;
    color: var(--text-dark);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--secondary-color);
    border-radius: 50%;
}

.author-name {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.author-title {
    font-size: 14px;
    color: var(--text-gray);
}

/* Methodology Section */
.methodology-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.methodology-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s, box-shadow 0.2s;
    text-align: center;
}

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

.methodology-icon {
    margin-bottom: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--authority-color);
    transition: color 0.3s ease;
}

.methodology-card:hover .methodology-icon {
    color: var(--accent-gold);
}

.methodology-card:hover {
    border-top: 2px solid var(--accent-gold);
}

.methodology-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--authority-color);
}

.methodology-description {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Subscribe Section */
.subscribe-section {
    padding: 0;
    margin-top: 0;
    background: var(--bg-white);
}

.subscribe-card {
    max-width: 100%;
    margin: 0;
    text-align: center;
    padding: 80px 24px;
    background: linear-gradient(135deg, var(--authority-color) 0%, var(--primary-dark) 100%);
    border-radius: 32px;
    border: 2px solid rgba(199, 164, 74, 0.2);
    position: relative;
    overflow: hidden;
}

.subscribe-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-gold));
}

.subscribe-title {
    font-size: 42px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.subscribe-description {
    font-size: 18px;
    color: white;
    margin-bottom: 40px;
    line-height: 1.7;
}

.subscribe-form {
    margin-bottom: 24px;
}

.form-group {
    display: flex;
    gap: 12px;
    max-width: 600px;
    margin: 0 auto;
    align-items: stretch;
}

.form-input {
    flex: 1;
    padding: 14px 20px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    background: white;
    color: var(--text-dark);
    min-width: 0;
}

.form-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.form-input::placeholder {
    color: var(--text-light);
}

.subscribe-form .btn {
    background: var(--accent-gold);
    color: var(--authority-color);
    font-weight: 600;
    padding: 14px 28px;
    white-space: nowrap;
    border: 2px solid var(--accent-gold);
}

.subscribe-form .btn:hover {
    background: rgba(199, 164, 74, 0.9);
    border-color: var(--accent-gold);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(199, 164, 74, 0.4);
}

.form-message {
    margin-top: 16px;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.2);
    color: white;
    border: 1px solid rgba(16, 185, 129, 0.5);
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.2);
    color: white;
    border: 1px solid rgba(239, 68, 68, 0.5);
    display: block;
}

.subscribe-footer {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 16px;
}

/* Footer */
.footer {
    background: var(--authority-color);
    color: white;
    padding: 60px 0 32px;
    margin-top: 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 48px;
    gap: 60px;
}

.footer-brand {
    flex: 1;
    max-width: 350px;
}

.footer-brand .logo {
    margin-bottom: 0;
}

.footer-brand .logo-text {
    color: white;
}

.logo-icon-footer {
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.1));
}

.footer-brand .logo-icon-footer {
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.1));
}

.footer-mission {
    margin-top: 16px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 48px;
    flex: 1;
    justify-content: flex-end;
}

.footer-heading {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: white;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 120px;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
    line-height: 1.5;
}

.footer-link:hover {
    color: var(--accent-gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    cursor: pointer;
    transition: color 0.2s;
}

.language-selector:hover {
    color: var(--accent-gold);
}

.language-selector svg {
    width: 16px;
    height: 16px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        order: -1;
    }

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

    .what-you-get-section .features-grid {
        grid-template-columns: 1fr;
    }

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

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

    .demo-analysis {
        margin-top: 8px;
    }

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

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

    .scenarios-header {
        flex-direction: column;
    }

    .link-arrow {
        margin-left: 0;
        margin-top: 16px;
    }

    .footer-content {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        justify-content: flex-start;
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .nav {
        gap: 16px;
    }

    .nav-link {
        display: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .section-title {
        font-size: 32px;
    }

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

    .scenario-icon {
        width: 60px;
        height: 60px;
    }

    .scenario-icon svg {
        width: 60px;
        height: 60px;
    }

    .demo-card {
        padding: 24px 20px;
    }

    .demo-title {
        font-size: 32px;
    }

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

    .form-group {
        flex-direction: column;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 40px 0;
    }

    .science-section,
    .scenarios-section,
    .testimonials-section,
    .subscribe-section {
        padding: 60px 0;
    }

    .subscribe-card {
        padding: 60px 24px;
        border-radius: 24px;
    }

    .subscribe-title {
        font-size: 32px;
    }

    .form-group {
        flex-direction: column;
    }

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