/* ==========================================
   VERITARK WEBSITE - PREMIUM DESIGN SYSTEM
   Version: 2.0
   ========================================== */

/* === CSS CUSTOM PROPERTIES === */
:root {
    /* Colors */
    --color-primary: #3AAFA9;
    --color-primary-dark: #2B7A78;
    --color-secondary: #17252A;
    --color-accent: #DEF2F1;
    --color-text-primary: #17252A;
    --color-text-secondary: #2B7A78;
    --color-text-light: #3AAFA9;
    --color-bg-primary: #FEFFFF;
    --color-bg-secondary: #DEF2F1;
    --color-bg-dark: #17252A;
    --color-border: #DEF2F1;
    --color-success: #3AAFA9;
    --color-warning: #2B7A78;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* === GLOBAL RESET === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-primary);
}

h1 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: #1e293b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.btn-large {
    padding: 1.125rem 2.25rem;
    font-size: var(--font-size-lg);
}

/* === HEADER NAVIGATION === */
.header {
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: var(--transition-normal);
}

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

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

.nav-logo a {
    display: flex;
    align-items: center;
}

.nav-logo img {
    height: 80px;
    width: auto;
    transition: var(--transition-normal);
}

.nav-logo img:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu li a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: 0.5rem 0;
    position: relative;
}

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

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

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: 100%;
}

.nav-highlight {
    background-color: #3AAFA9;
    color: white !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius-sm);
}

.nav-highlight:hover {
    background-color: #2B7A78;
}

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

.nav-coming-soon {
    position: relative;
    cursor: help;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-secondary);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* === HERO SECTION === */
.hero-section {
    background: linear-gradient(135deg, #FEFFFF 0%, #DEF2F1 100%);
    padding: var(--spacing-2xl) 0;
    min-height: 450px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-text {
    text-align: left;
}

.hero-animation {
    max-width: 500px;
    margin-left: auto;
}

.hero-video {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.hero-headline {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-subheadline {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-cta-group {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-start;
    flex-wrap: nowrap;
}

/* === EXPLORER SECTION === */
.explorer-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-primary);
}

.explorer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.explorer-card {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.explorer-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.explorer-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.explorer-icon svg {
    width: 100%;
    height: 100%;
}

.explorer-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.explorer-card p {
    font-size: var(--font-size-sm);
}

.explorer-cta {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

.explorer-meta {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* === WHY SECTION === */
.why-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.why-card {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #3AAFA9, #2B7A78);
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

.why-card:hover::before {
    transform: scaleY(1);
}

.why-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.2;
    margin-bottom: var(--spacing-sm);
}

.why-card h3 {
    margin-bottom: var(--spacing-md);
}

/* === LADDER SECTION === */
.ladder-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, white 0%, #f8fafc 100%);
}

.ladder-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    overflow-x: auto;
    padding: var(--spacing-lg) 0;
}

.ladder-step {
    min-width: 200px;
    padding: var(--spacing-lg);
    background-color: white;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.ladder-step:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.ladder-number {
    display: inline-block;
    background-color: var(--color-primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
    margin: 0 auto var(--spacing-md);
}

.ladder-step h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.ladder-step p {
    font-size: var(--font-size-sm);
}

.ladder-arrow {
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
    flex-shrink: 0;
}

/* === PROGRAMS SECTION === */
.programs-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.program-card {
    background-color: white;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--color-border);
    transition: var(--transition-normal);
}

.program-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.program-featured {
    border-color: var(--color-primary);
    position: relative;
}

.program-featured::before {
    content: 'RECOMMENDED';
    position: absolute;
    top: -12px;
    right: 20px;
    background-color: var(--color-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-sm);
}

.program-badge {
    display: inline-block;
    background-color: var(--color-secondary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.program-card h3 {
    margin-bottom: var(--spacing-lg);
}

.program-features {
    margin-bottom: var(--spacing-xl);
}

.program-features li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--color-text-secondary);
}

.program-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
}

.program-card .btn {
    width: 100%;
}

/* === NOTES SECTION === */
.notes-section {
    padding: var(--spacing-3xl) 0;
    background-color: white;
}

.notes-search-container {
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.notes-search {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
}

.notes-search:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.notes-filters {
    margin-bottom: var(--spacing-2xl);
}

.filter-group {
    margin-bottom: var(--spacing-lg);
}

.filter-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.filter-tags {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-tag {
    padding: 0.5rem 1rem;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-tag.active {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.note-card {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.note-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.note-meta {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.note-level,
.note-category {
    font-size: var(--font-size-xs);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
}

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

.note-category {
    background-color: var(--color-secondary);
    color: white;
}

.note-card h4 {
    margin-bottom: var(--spacing-sm);
}

.note-card p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.note-link {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

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

/* === CULTIVATE SECTION === */
.cultivate-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #17252A 0%, #2B7A78 100%);
    color: white;
}

.cultivate-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.cultivate-badge {
    display: inline-block;
    background-color: #3AAFA9;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.cultivate-header h2 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.cultivate-header p {
    color: #DEF2F1;
    font-size: var(--font-size-lg);
}

.cultivate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.cultivate-feature {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.cultivate-feature:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.cultivate-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-md);
    color: #DEF2F1;
}

.cultivate-icon svg {
    width: 100%;
    height: 100%;
}

.cultivate-feature h3 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.cultivate-feature p {
    color: #DEF2F1;
    font-size: var(--font-size-sm);
}

/* === FUTUREBAY SECTION === */
.futurebay-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.futurebay-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.futurebay-badge {
    display: inline-block;
    background-color: var(--color-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.futurebay-text h2 {
    margin-bottom: var(--spacing-lg);
}

.futurebay-text > p {
    margin-bottom: var(--spacing-lg);
}

.futurebay-features {
    margin: var(--spacing-xl) 0;
}

.futurebay-features li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.futurebay-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.futurebay-features strong {
    color: var(--color-text-primary);
}

.futurebay-emphasis {
    font-style: italic;
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    font-weight: 500;
}

.futurebay-visual {
    display: flex;
    justify-content: center;
}

.futurebay-stack {
    width: 100%;
    max-width: 400px;
}

.stack-layer {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background-color: white;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-md);
    text-align: center;
    font-weight: 600;
    transition: var(--transition-normal);
}

.stack-layer:hover {
    transform: translateX(10px);
}

.stack-layer.foundation {
    background-color: var(--color-secondary);
    color: white;
    border-color: var(--color-secondary);
}

.stack-layer.ai {
    background: linear-gradient(135deg, #2B7A78, #3AAFA9);
    color: white;
    border: none;
}

/* === TESTIMONIALS SECTION === */
.testimonials-section {
    padding: var(--spacing-3xl) 0;
    background-color: white;
}

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

.testimonial-card {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
}

.testimonial-quote {
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    position: relative;
}

.testimonial-quote::before {
    content: '"';
    font-size: var(--font-size-6xl);
    color: var(--color-primary);
    opacity: 0.2;
    position: absolute;
    top: -20px;
    left: -10px;
}

.testimonial-name {
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* === FINAL CTA SECTION === */
.final-cta-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #2B7A78 0%, #3AAFA9 100%);
    color: white;
}

.final-cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.final-cta-content h2 {
    color: white;
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
}

.final-cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
}

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

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

.final-cta-buttons .btn:hover {
    background-color: var(--color-bg-secondary);
    transform: translateY(-3px);
}

.final-cta-buttons .btn-outline {
    background-color: transparent;
    color: white;
    border-color: white;
}

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

/* === FOOTER === */
.footer {
    background-color: #17252A;
    color: #DEF2F1;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    height: 50px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-column h4 {
    color: white;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.footer-column h5 {
    color: white;
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
}

.footer-column p {
    color: #DEF2F1;
    font-size: var(--font-size-sm);
}

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

.footer-column ul li a {
    color: #DEF2F1;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

.footer-column ul li a:hover {
    color: #3AAFA9;
}

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

.footer-bottom p {
    color: #DEF2F1;
    font-size: var(--font-size-sm);
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
    :root {
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.875rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-animation {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .hero-cta-group {
        justify-content: center;
    }
    
    .ladder-container {
        flex-direction: column;
    }
    
    .ladder-arrow {
        transform: rotate(90deg);
    }
    
    .futurebay-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-3xl: 4rem;
        --spacing-2xl: 3rem;
        --spacing-xl: 2rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: white;
        width: 100%;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-normal);
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        padding: var(--spacing-sm) 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-headline {
        font-size: var(--font-size-4xl);
    }
    
    .nav-logo img {
        height: 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-animation {
        max-width: 350px;
        margin: 0 auto;
    }
    
    .hero-cta-group {
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    
    .hero-cta-group .btn {
        width: 100%;
    }
    
    .explorer-grid {
        grid-template-columns: 1fr;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .programs-grid {
        grid-template-columns: 1fr;
    }
    
    .notes-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .final-cta-buttons {
        flex-direction: column;
    }
    
    .final-cta-buttons .btn {
        width: 100%;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-logo img {
        height: 40px;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-6xl: 2rem;
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* === ANIMATIONS === */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* === ACCESSIBILITY === */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}