/* ============================================
   Stanfield Storefront — Kinsta-Inspired
   Clean, light, purple accent, professional
   ============================================ */

/* CSS Variables */
:root {
    /* Brand — deep purple */
    --color-primary: #5333ed;
    --color-primary-dark: #4326c4;
    --color-primary-light: #7c63f5;
    --color-primary-bg: #f0edfe;
    --color-secondary: #1a1a2e;

    /* Greens for checkmarks / success */
    --color-success: #27ae60;

    /* Neutrals */
    --color-white: #ffffff;
    --color-gray-50: #f8f9fb;
    --color-gray-100: #f1f3f5;
    --color-gray-200: #e4e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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: 2rem;
    --font-size-4xl: 2.75rem;
    --font-size-5xl: 3.25rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4.5rem;
    --spacing-4xl: 7rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.06);
    --shadow-md: 0 4px 16px -2px rgb(0 0 0 / 0.08);
    --shadow-lg: 0 12px 32px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 24px 48px -8px rgb(0 0 0 / 0.12);
    --shadow-purple: 0 4px 16px -2px rgb(83 51 237 / 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

@media (min-width: 768px) {
    :root {
        --container-padding: 2rem;
    }
}

@media (min-width: 1200px) {
    :root {
        --container-padding: 2.5rem;
    }
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-600);
    background: var(--color-white);
}

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

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

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   Buttons — Kinsta-style with purple accent
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: var(--shadow-purple);
}

.btn-outline {
    background: transparent;
    color: var(--color-gray-700);
    border-color: var(--color-gray-300);
}

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

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

.btn-white:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-50);
}

.btn-outline-white {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-white);
    color: var(--color-white);
}

.btn-lg {
    padding: 0.9rem 2.25rem;
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
}

.btn-block {
    width: 100%;
}

/* ============================================
   Header — clean white, sticky
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

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

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

.logo img {
    height: 36px;
    width: auto;
}

.main-nav {
    display: none;
}

@media (min-width: 768px) {
    .main-nav {
        display: block;
    }
}

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

.nav-menu a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
    padding: var(--spacing-sm) 0;
    position: relative;
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-actions .btn {
    display: none;
}

@media (min-width: 768px) {
    .header-actions .btn {
        display: inline-flex;
    }
}

.header-actions .btn-primary {
    padding: 0.6rem 1.25rem;
    font-size: var(--font-size-xs);
}

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* ============================================
   Hero — light, centered, with subtle gradient
   ============================================ */
.hero {
    position: relative;
    padding: calc(72px + var(--spacing-4xl)) 0 var(--spacing-4xl);
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 992px) {
    .hero .container {
        grid-template-columns: 1.1fr 0.9fr;
    }
}

.hero-content {
    text-align: center;
}

@media (min-width: 992px) {
    .hero-content {
        text-align: left;
    }
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary-bg);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.hero h1 {
    font-size: clamp(2rem, 5vw, var(--font-size-5xl));
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.hero h1 .highlight {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, var(--font-size-lg));
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-xl);
    max-width: 520px;
    line-height: 1.7;
}

@media (min-width: 992px) {
    .hero-subtitle {
        margin-left: 0;
        margin-right: auto;
    }
}

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

@media (min-width: 992px) {
    .hero-cta {
        justify-content: flex-start;
    }
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 560px;
    margin: 0 auto;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

.hero-bg-shape {
    position: absolute;
    top: 20%;
    right: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(83, 51, 237, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* ============================================
   Trust Bar
   ============================================ */
.trust-bar {
    padding: var(--spacing-2xl) 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-100);
}

.trust-title {
    text-align: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-lg);
}

.trust-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm) var(--spacing-xl);
}

.trust-logo {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-gray-300);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

/* ============================================
   Stats Bar
   ============================================ */
.stats-bar {
    padding: var(--spacing-3xl) 0;
    background: var(--color-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    text-align: center;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) {
    .stats-grid--four {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.stat-number {
    font-size: clamp(2rem, 4vw, var(--font-size-4xl));
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    max-width: 620px;
    margin: 0 auto var(--spacing-3xl);
}

.section-tag {
    display: inline-block;
    padding: 0.3rem 0.9rem;
    background: var(--color-primary-bg);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
    border: none;
}

.section-header h2 {
    font-size: clamp(1.5rem, 3vw, var(--font-size-3xl));
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ============================================
   Featured Courses
   ============================================ */
.featured-courses {
    padding: var(--spacing-4xl) 0;
    background: var(--color-gray-50);
}

.courses-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 640px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .courses-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.course-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-100);
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.course-image {
    position: relative;
    aspect-ratio: 16/10;
    background: var(--color-gray-100);
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.course-card:hover .course-image img {
    transform: scale(1.05);
}

.course-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.course-content {
    padding: var(--spacing-lg);
}

.course-content h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.course-content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.course-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
}

.course-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.course-meta svg {
    stroke: var(--color-gray-400);
}

.course-link {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* ============================================
   Value Propositions
   ============================================ */
.value-props {
    padding: var(--spacing-4xl) 0;
    background: var(--color-white);
}

.props-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 640px) {
    .props-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .props-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.prop-card {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.prop-card:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-200);
    box-shadow: var(--shadow-md);
}

.prop-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--color-primary-bg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
}

.prop-icon svg {
    stroke: var(--color-primary);
    width: 28px;
    height: 28px;
}

.prop-card h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.prop-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ============================================
   Categories
   ============================================ */
.categories {
    padding: var(--spacing-4xl) 0;
    background: var(--color-gray-50);
}

.categories-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.category-card {
    display: block;
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-100);
    border-top: 3px solid var(--category-color, var(--color-primary));
}

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

.category-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: var(--color-primary-bg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.category-icon svg {
    stroke: var(--category-color, var(--color-primary));
    width: 24px;
    height: 24px;
}

.category-card h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.category-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.6;
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials {
    padding: var(--spacing-4xl) 0;
    background: var(--color-gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.stars {
    display: flex;
    gap: 2px;
    margin-bottom: var(--spacing-md);
}

.testimonial-content p {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: 1.7;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-100);
}

.testimonial-author img {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    object-fit: cover;
    background: var(--color-gray-200);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-900);
}

.author-info span {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
}

/* ============================================
   Pricing
   ============================================ */
.pricing {
    padding: var(--spacing-4xl) 0;
    background: var(--color-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
        align-items: start;
    }
}

.pricing-card {
    position: relative;
    padding: var(--spacing-2xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-gray-300);
}

.pricing-card.featured {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: scale(1.03);
    z-index: 1;
    box-shadow: var(--shadow-purple);
}

.pricing-card.featured:hover {
    box-shadow: 0 8px 32px -4px rgb(83 51 237 / 0.35);
    border-color: var(--color-primary);
}

@media (min-width: 768px) {
    .pricing-card.featured {
        padding: var(--spacing-2xl);
    }
}

.pricing-badge {
    position: absolute;
    top: calc(-1 * var(--spacing-sm) - 2px);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-gray-900);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-card.featured .pricing-badge {
    background: var(--color-white);
    color: var(--color-primary);
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-gray-200);
}

.pricing-card.featured .pricing-header {
    border-color: rgba(255, 255, 255, 0.2);
}

.pricing-header h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.pricing-card:not(.featured) .pricing-header h3 {
    color: var(--color-gray-900);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.price .amount {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.pricing-card:not(.featured) .price .amount {
    color: var(--color-gray-900);
}

.price .period {
    font-size: var(--font-size-sm);
    opacity: 0.6;
}

.pricing-header p {
    font-size: var(--font-size-sm);
    opacity: 0.6;
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.pricing-card:not(.featured) .pricing-features li {
    color: var(--color-gray-600);
}

.pricing-features svg {
    flex-shrink: 0;
}

.pricing-card.featured .pricing-features svg {
    stroke: rgba(255, 255, 255, 0.8);
}

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

.pricing-card.featured .btn-primary:hover {
    background: var(--color-gray-100);
    border-color: var(--color-gray-100);
    box-shadow: none;
}

/* ============================================
   Free Trial
   ============================================ */
.free-trial {
    padding: var(--spacing-3xl) 0;
    background: var(--color-primary-bg);
    border-top: 1px solid rgba(83, 51, 237, 0.1);
    border-bottom: 1px solid rgba(83, 51, 237, 0.1);
}

.free-trial-content {
    text-align: center;
    max-width: 520px;
    margin: 0 auto;
}

.free-trial h2 {
    font-size: clamp(1.25rem, 2.5vw, var(--font-size-2xl));
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.free-trial p {
    font-size: var(--font-size-base);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-xl);
}

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

.free-trial .btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: var(--shadow-purple);
}

/* ============================================
   Courses Highlight
   ============================================ */
.courses-highlight {
    padding: var(--spacing-4xl) 0;
    background: var(--color-gray-50);
}

.courses-highlight-inner {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
}

.courses-highlight-text h2 {
    font-size: clamp(1.5rem, 3vw, var(--font-size-3xl));
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.courses-highlight-text p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.courses-highlight-text .section-tag {
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Founder Section
   ============================================ */
.founder {
    padding: var(--spacing-4xl) 0;
    background: var(--color-white);
}

.founder-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .founder-inner {
        grid-template-columns: auto 1fr;
    }
}

.founder-image {
    text-align: center;
}

.founder-image img {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-full);
    object-fit: cover;
    margin: 0 auto;
    background: var(--color-gray-100);
    border: 4px solid var(--color-primary-bg);
}

@media (min-width: 768px) {
    .founder-image img {
        width: 220px;
        height: 220px;
    }
}

.founder-content {
    text-align: center;
}

@media (min-width: 768px) {
    .founder-content {
        text-align: left;
    }
}

.founder-content .section-tag {
    margin-bottom: var(--spacing-md);
}

.founder-content h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.founder-title {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.founder-content blockquote {
    font-size: var(--font-size-lg);
    font-style: italic;
    color: var(--color-gray-600);
    line-height: 1.7;
    border-left: 3px solid var(--color-primary);
    padding-left: var(--spacing-lg);
    margin: 0;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.cta-content {
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.cta h2 {
    font-size: clamp(1.5rem, 3vw, var(--font-size-3xl));
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.cta p {
    font-size: var(--font-size-base);
    opacity: 0.85;
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.cta-highlight {
    font-weight: 600;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 1;
}

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

/* ============================================
   Pillars Section
   ============================================ */
.pillars {
    padding: var(--spacing-4xl) 0;
    background: var(--color-white);
}

.pillars .section-header {
    max-width: 720px;
}

.pillars .section-header h2 {
    font-size: clamp(1rem, 2vw, var(--font-size-xl));
    color: var(--color-gray-500);
    font-weight: 400;
    line-height: 1.7;
}

.pillars-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .pillars-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pillar-card {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.pillar-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
    background: var(--color-white);
}

.pillar-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--color-primary-bg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
}

.pillar-icon svg {
    stroke: var(--color-primary);
    width: 28px;
    height: 28px;
}

.pillar-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.pillar-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ============================================
   Pricing Badge — Coming Soon Variant
   ============================================ */
.pricing-badge-soon {
    background: var(--color-gray-400);
    color: var(--color-white);
}

.btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
    background: var(--color-gray-900);
    color: var(--color-gray-400);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .footer-grid {
        grid-template-columns: 2fr repeat(4, 1fr);
    }
}

.footer-brand {
    max-width: 280px;
}

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

.footer-logo img {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-gray-800);
    border-radius: var(--radius-md);
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.footer-col h4 {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--spacing-lg);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-col ul a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    transition: color var(--transition-fast);
}

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

.contact-info li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.contact-info svg {
    flex-shrink: 0;
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.my-0 { margin-top: 0; margin-bottom: 0; }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}