/* 
    TheLab - Minimal Design System
    Inspired by architect portfolio aesthetics
    Focus on typography, white space, and content clarity
*/

:root {
    /* Base Colors - Ultra Minimal */
    --black: #000000;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e8e8e8;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    
    /* Single Accent Color - Pure Black */
    --accent: #000000;
    --accent-light: rgba(0, 0, 0, 0.04);
    --accent-hover: #000000;
    
    /* Typography - San Francisco */
    --font-primary: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
    
    /* Spacing System - Generous */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 3rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    --space-4xl: 12rem;
    
    /* Subtle Transitions */
    --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--white);
    color: var(--gray-900);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 300;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    margin-bottom: var(--space-md);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 500;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: all var(--transition);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Navigation - Ultra Minimal */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #ffffff;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(255, 255, 255, 1);
    border-bottom: 0.5px solid var(--gray-200);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--black);
}

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

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 400;
    color: var(--gray-600);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-links a:hover {
    color: var(--black);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.625rem 1.5rem;
    background: transparent;
    color: var(--black) !important;
    border: 1px solid var(--black);
    border-radius: 0;
    font-weight: 500;
    font-size: 0.8125rem;
    letter-spacing: 0.03em;
    transition: all 350ms cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-cta:hover {
    background: var(--black);
    color: var(--white) !important;
}

.nav-cta::after {
    display: none;
}

/* Hero Section - Clean and Spacious */
#hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--white);
    position: relative;
    padding-top: 80px;
}

.hero-content {
    width: 100%;
    padding: var(--space-3xl) 0;
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.hero-title {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--black);
    margin-bottom: var(--space-lg);
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.hero-subtitle {
    font-size: 1.375rem;
    line-height: 1.6;
    color: var(--gray-600);
    max-width: 720px;
    margin-bottom: var(--space-2xl);
    opacity: 0;
    animation: fadeInUp 1s ease 0.2s forwards;
}

.hero-metrics {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
    opacity: 0;
    animation: fadeInUp 1s ease 0.4s forwards;
}

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

.metric-value {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--black);
    letter-spacing: -0.02em;
}

.metric-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
}

.metric-divider {
    width: 1px;
    background: var(--gray-200);
    margin: 0 var(--space-md);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    opacity: 0;
    animation: fadeInUp 1s ease 0.6s forwards;
}

.primary-button {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: var(--black);
    color: var(--white);
    font-weight: 500;
    font-size: 0.875rem;
    letter-spacing: 0.03em;
    border-radius: 0;
    transition: all 350ms cubic-bezier(0.16, 1, 0.3, 1);
}

.primary-button:hover {
    background: var(--gray-900);
    transform: translateY(-1px);
}

.secondary-button {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: transparent;
    color: var(--black);
    font-weight: 500;
    font-size: 0.875rem;
    letter-spacing: 0.03em;
    border: 1px solid var(--gray-200);
    border-radius: 0;
    transition: all 350ms cubic-bezier(0.16, 1, 0.3, 1);
}

.secondary-button:hover {
    border-color: var(--black);
}

/* Section Headers - Minimal */
.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.section-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--gray-400);
    font-weight: 400;
    display: block;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    font-size: 0.9375rem;
    color: var(--gray-500);
    max-width: 480px;
    margin: 0 auto;
    font-weight: 400;
}

/* Team Section - Ultra Minimal */
.team-section {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: var(--space-2xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.team-member {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
    animation-delay: calc(var(--i, 0) * 0.08s);
}

.team-member:nth-child(1) { --i: 1; }
.team-member:nth-child(2) { --i: 2; }
.team-member:nth-child(3) { --i: 3; }

.member-card {
    background: var(--white);
    padding: 2rem;
    border: 1px solid var(--gray-100);
    border-radius: 0;
    transition: all 400ms cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.member-card:hover {
    transform: translateY(-2px);
    border-color: var(--black);
    background: var(--gray-50);
}

.team-member.active .member-card {
    border-color: var(--black);
    background: var(--gray-50);
}

/* Simplified avatar - smaller and cleaner */
.member-avatar {
    width: 48px;
    height: 48px;
    background: transparent;
    border: 1px solid var(--gray-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    transition: all var(--transition);
}

.member-card:hover .member-avatar {
    border-color: var(--black);
}

.avatar-initials {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--black);
    letter-spacing: 0.02em;
}

/* Cleaner typography hierarchy */
.member-content h3 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: var(--black);
    letter-spacing: -0.01em;
}

.member-title {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-bottom: 1rem;
    font-weight: 400;
}

/* Remove expertise tags - too cluttered */
.member-expertise {
    display: none;
}

/* Simplified bio - smaller text */
.member-bio {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

/* Remove stats section - too much information */
.member-stats {
    display: none;
}

/* Ultra minimal button */
.select-advisor {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: transparent;
    color: var(--black);
    border: 1px solid var(--black);
    border-radius: 0;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 350ms cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-top: auto;
}

.select-advisor:hover {
    background: var(--black);
    color: var(--white);
}

.arrow-icon {
    display: none; /* Remove arrow for cleaner look */
}

/* Chat Interface */
#app {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg);
    background: var(--white);
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.chat-header {
    border-bottom: 1px solid var(--gray-100);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-lg);
}

.advisor-selector {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.advisor-selector label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

#advisor-select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: 2px;
    background: var(--white);
    font-size: 0.9375rem;
    color: var(--black);
    cursor: pointer;
    transition: all var(--transition);
}

#advisor-select:hover,
#advisor-select:focus {
    border-color: var(--accent);
    outline: none;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

#advisor-status {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--black);
}

.chat-subtitle {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.conversation {
    min-height: 400px;
    max-height: 500px;
    overflow-y: auto;
    padding: var(--space-md) 0;
    margin-bottom: var(--space-lg);
}

.message {
    margin-bottom: var(--space-md);
    animation: messageSlide 0.3s ease;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.user {
    text-align: right;
}

.message-content {
    display: inline-block;
    max-width: 80%;
    padding: var(--space-sm) var(--space-md);
    border-radius: 4px;
    font-size: 0.9375rem;
    line-height: 1.6;
}

.message.system .message-content {
    background: var(--gray-50);
    color: var(--gray-700);
    text-align: left;
}

.message.user .message-content {
    background: var(--accent);
    color: var(--white);
    text-align: left;
}

.message.ai .message-content {
    background: var(--gray-100);
    color: var(--black);
}

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

.input-container {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-end;
}

#user-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--gray-200);
    border-radius: 2px;
    font-size: 0.9375rem;
    font-family: inherit;
    resize: vertical;
    min-height: 50px;
    max-height: 150px;
    transition: all var(--transition);
}

#user-input:focus {
    outline: none;
    border-color: var(--accent);
}

#send-button {
    padding: var(--space-sm) var(--space-md);
    background: var(--accent);
    color: var(--white);
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    height: 50px;
}

#send-button:hover {
    background: var(--accent-hover);
}

#send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.evaluation-notice {
    padding: var(--space-sm);
    background: var(--gray-50);
    border-radius: 2px;
    text-align: center;
}

.evaluation-notice p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Core Values Section - Minimal */
.core-values-section {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.value-card {
    padding: 2rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: 0;
    transition: all 400ms cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
    animation-delay: calc(var(--i, 0) * 0.08s);
}

.value-card:nth-child(1) { --i: 1; }
.value-card:nth-child(2) { --i: 2; }
.value-card:nth-child(3) { --i: 3; }
.value-card:nth-child(4) { --i: 4; }

.value-card:hover {
    transform: translateY(-2px);
    border-color: var(--black);
}

.value-icon {
    display: none; /* Remove icons for cleaner look */
}

.value-card h3 {
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    color: var(--black);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.value-description {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.value-details {
    display: none; /* Hide bullet points for cleaner look */
}

.value-metric {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-100);
}

.value-metric .metric-value {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--black);
}

.value-metric .metric-label {
    font-size: 0.625rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Method Section */
.method-section {
    padding: var(--space-4xl) 0;
    background: var(--gray-50);
}

.method-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--gray-200);
}

.method-step {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
    opacity: 0;
    animation: fadeInLeft 0.8s ease forwards;
    animation-delay: calc(var(--i, 0) * 0.15s);
}

.method-step:nth-child(2) { --i: 1; }
.method-step:nth-child(3) { --i: 2; }
.method-step:nth-child(4) { --i: 3; }
.method-step:nth-child(5) { --i: 4; }

.step-marker {
    position: relative;
    width: 100px;
    flex-shrink: 0;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    color: var(--accent);
    position: relative;
    z-index: 2;
}

.step-content {
    flex: 1;
    padding-bottom: var(--space-lg);
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--black);
}

.step-description {
    color: var(--gray-600);
    margin-bottom: var(--space-md);
}

.step-details {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
}

.detail-item {
    display: flex;
    gap: var(--space-xs);
    font-size: 0.875rem;
}

.detail-label {
    color: var(--gray-500);
}

.detail-value {
    color: var(--black);
    font-weight: 500;
}

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

.step-metrics .metric {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.step-metrics svg {
    width: 16px;
    height: 16px;
    color: var(--accent);
}

.method-results {
    text-align: center;
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--gray-200);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.result-card {
    padding: var(--space-md);
    background: var(--white);
    border-radius: 4px;
}

.result-value {
    display: block;
    font-size: 2rem;
    font-weight: 300;
    color: var(--accent);
    margin-bottom: var(--space-xs);
}

.result-label {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Experience Section */
.experience-section {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

.experience-journey {
    margin-bottom: var(--space-3xl);
}

.journey-nav {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-xl);
    border-bottom: 1px solid var(--gray-200);
}

.journey-tab {
    padding: var(--space-md) var(--space-lg);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.journey-tab:hover {
    background: var(--gray-50);
}

.journey-tab.active {
    border-bottom-color: var(--accent);
}

.tab-number {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
}

.tab-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--black);
}

.tab-duration {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.journey-content {
    padding: var(--space-xl) 0;
}

.phase-content {
    display: none;
}

.phase-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.phase-header {
    margin-bottom: var(--space-xl);
}

.phase-header h3 {
    font-size: 2rem;
    margin-bottom: var(--space-xs);
}

.phase-header p {
    color: var(--gray-600);
}

.phase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.phase-item {
    padding: var(--space-lg);
    background: var(--gray-50);
    border-radius: 4px;
}

.item-icon {
    margin-bottom: var(--space-md);
    color: var(--accent);
}

.phase-item h4 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
    color: var(--black);
}

.phase-item p {
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.phase-outcome {
    padding: var(--space-md);
    background: var(--accent-light);
    border-radius: 4px;
    border-left: 3px solid var(--accent);
}

.phase-outcome strong {
    color: var(--black);
}

.experience-testimonials {
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--gray-100);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.testimonial-card {
    padding: var(--space-lg);
    background: var(--gray-50);
    border-radius: 4px;
}

.testimonial-quote {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-700);
    margin-bottom: var(--space-md);
    font-style: italic;
}

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

.testimonial-author strong {
    font-weight: 500;
    color: var(--black);
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Services Section */
.services-section {
    padding: var(--space-4xl) 0;
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    padding: var(--space-xl);
    background: var(--white);
    border-radius: 4px;
    transition: all var(--transition);
    cursor: default;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    color: var(--black);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--gray-600);
}

/* Footer */
footer {
    background: var(--black);
    color: var(--white);
    padding: var(--space-3xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: var(--space-xl);
}

.footer-left h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.footer-left p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-sm);
}

.founder-note {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

.footer-right p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 900px) {
    .team-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.25rem;
        max-width: 600px;
    }
    
    .values-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --space-lg: 2rem;
        --space-xl: 3rem;
        --space-2xl: 4rem;
        --space-3xl: 6rem;
        --space-4xl: 8rem;
    }
    
    .nav-links {
        gap: var(--space-md);
    }
    
    .nav-links a:not(.nav-cta) {
        display: none;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 8vw, 4rem);
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-metrics {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .metric-divider {
        display: none;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .primary-button,
    .secondary-button {
        width: 100%;
        text-align: center;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .values-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .phase-grid,
    .testimonials-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-line {
        display: none;
    }
    
    .method-step {
        flex-direction: column;
    }
    
    .journey-nav {
        overflow-x: auto;
    }
    
    .footer-content {
        flex-direction: column;
    }
}

/* Smooth scroll for sections */
section {
    scroll-margin-top: 80px;
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Selection color */
::selection {
    background: var(--accent-light);
    color: var(--black);
}