/* ============================================
   Mastermind Group - Professional UI/UX Design
   Clean, Modern, Business-Focused
   ============================================ */

/* ===== CSS Variables - Refined Color System ===== */
:root {
    /* Base colors - Professional dark theme */
    --base: #0F0F1E;
    --mantle: #1A1A2E;
    --crust: #0A0A14;
    
    /* Text colors - High contrast for readability */
    --text: #F5F5F7;
    --text-muted: #8E8E93;
    --text-subtle: #636366;
    --text-inverse: #000000;
    
    /* Surface colors - Subtle elevation */
    --surface: #252538;
    --surface-hover: #2D2D44;
    --surface-active: #353550;
    
    /* Border colors - Subtle separation */
    --border: #2A2A3E;
    --border-light: #3A3A4E;
    --border-dark: #1F1F2E;
    
    /* Brand colors - Professional blue palette */
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #60A5FA;
    --accent: #10B981;
    --success: #22C55E;
    --warning: #F59E0B;
    --error: #EF4444;
    
    /* Spacing Scale - 8px base unit */
    --space-1: 0.25rem;  /* 4px */
    --space-2: 0.5rem;   /* 8px */
    --space-3: 0.75rem;  /* 12px */
    --space-4: 1rem;     /* 16px */
    --space-5: 1.25rem;  /* 20px */
    --space-6: 1.5rem;   /* 24px */
    --space-8: 2rem;     /* 32px */
    --space-10: 2.5rem;  /* 40px */
    --space-12: 3rem;    /* 48px */
    --space-16: 4rem;    /* 64px */
    --space-20: 5rem;    /* 80px */
    --space-24: 6rem;    /* 96px */
    
    /* Typography Scale - Professional sizing */
    --text-xs: 0.75rem;    /* 12px */
    --text-sm: 0.875rem;   /* 14px */
    --text-base: 1rem;     /* 16px */
    --text-lg: 1.125rem;   /* 18px */
    --text-xl: 1.25rem;    /* 20px */
    --text-2xl: 1.5rem;    /* 24px */
    --text-3xl: 1.875rem;  /* 30px */
    --text-4xl: 2.25rem;   /* 36px */
    --text-5xl: 3rem;      /* 48px */
    --text-6xl: 3.75rem;   /* 60px */
    
    /* Border Radius - Subtle rounding */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows - Subtle depth */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    
    /* Transitions - Smooth and fast */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Remove list styles globally for navigation */
nav ul,
nav ol,
.main-navigation ul,
.main-navigation ol,
#site-navigation ul,
#site-navigation ol {
    list-style: none !important;
    list-style-type: none !important;
    margin: 0 !important;
    padding: 0 !important;
    -webkit-padding-start: 0 !important;
    padding-inline-start: 0 !important;
}

nav ul li,
nav ol li,
.main-navigation ul li,
.main-navigation ol li,
#site-navigation ul li,
#site-navigation ol li {
    list-style: none !important;
    list-style-type: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

nav ul li::before,
nav ul li::after,
nav ol li::before,
nav ol li::after,
.main-navigation ul li::before,
.main-navigation ul li::after,
#site-navigation ul li::before,
#site-navigation ul li::after {
    content: none !important;
    display: none !important;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    background: var(--base);
    color: var(--text);
    font-size: var(--text-base);
    overflow-x: hidden;
}

/* ===== Site Structure ===== */
.site {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

#page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-main {
    flex: 1;
}

/* ===== Container ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

/* ===== Header - Professional & Organized ===== */
.site-header {
    background: var(--mantle);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: rgba(26, 26, 46, 0.95);
}

.site-header .container {
    padding: 0 var(--space-6);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 64px;
    gap: var(--space-8);
}

.site-branding {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}

.site-title-link {
    color: var(--text);
    text-decoration: none;
    transition: color var(--transition-base);
    display: inline-flex;
    align-items: center;
}

.site-title-link:hover {
    color: var(--primary);
}

.site-title {
    margin: 0;
    font-size: var(--text-lg);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: inherit;
}

/* ===== Navigation - Organized Menu ===== */
.main-navigation {
    flex: 1 1 auto;
    display: flex !important;
    justify-content: flex-end;
    align-items: center;
    position: relative;
    z-index: 100;
}

.menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-2);
    cursor: pointer;
    color: var(--text);
    transition: all var(--transition-base);
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
}

.menu-toggle:hover {
    background: var(--surface);
    border-color: var(--border-light);
}

.menu-toggle-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 20px;
}

.menu-toggle-icon span {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transition: all var(--transition-base);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Navigation Menu - Remove Bullets & Style ===== */
.nav-menu,
#primary-menu,
.main-navigation ul,
.main-navigation ul li,
.main-navigation ul li::before,
.main-navigation ul li::after {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.nav-menu,
#primary-menu {
    display: flex !important;
    flex-direction: row;
    gap: var(--space-2);
    align-items: center;
    list-style-type: none !important;
    list-style: none !important;
    -webkit-padding-start: 0 !important;
    padding-inline-start: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    visibility: visible !important;
    opacity: 1 !important;
    max-height: none !important;
    position: static !important;
}

.nav-menu li,
#primary-menu li,
.nav-menu .menu-item,
#primary-menu .menu-item {
    list-style: none !important;
    list-style-type: none !important;
    margin: 0 !important;
    padding: 0 !important;
    display: list-item;
}

.nav-menu li::before,
#primary-menu li::before,
.nav-menu .menu-item::before,
#primary-menu .menu-item::before,
.nav-menu li::after,
#primary-menu li::after,
.nav-menu .menu-item::after,
#primary-menu .menu-item::after {
    content: none !important;
    display: none !important;
}

.nav-menu .menu-item a,
#primary-menu .menu-item a,
.nav-menu li a,
#primary-menu li a {
    color: var(--text-muted) !important;
    text-decoration: none !important;
    font-weight: 500;
    font-size: var(--text-sm);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
    display: inline-flex !important;
    align-items: center;
    white-space: nowrap;
    line-height: 1.5;
    visibility: visible !important;
    opacity: 1 !important;
}

.nav-menu .menu-item a:hover,
#primary-menu .menu-item a:hover,
.nav-menu li a:hover,
#primary-menu li a:hover {
    color: var(--text);
    background: var(--surface);
    transform: translateY(-1px);
}

.nav-menu .menu-item.current-menu-item > a,
#primary-menu .menu-item.current-menu-item > a,
.nav-menu .menu-item.current_page_item > a,
#primary-menu .menu-item.current_page_item > a {
    color: var(--primary);
    background: rgba(59, 130, 246, 0.15);
    font-weight: 600;
}

.nav-menu .menu-item a:focus-visible,
#primary-menu .menu-item a:focus-visible,
.nav-menu li a:focus-visible,
#primary-menu li a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-md);
}

/* Mobile Navigation Styles */
@media (max-width: 767px) {
    .main-navigation {
        position: relative;
    }
    
    .menu-toggle {
        display: flex !important;
        order: 2;
    }
    
    .nav-menu,
    #primary-menu {
        position: absolute !important;
        top: 100% !important;
        right: 0 !important;
        left: 0 !important;
        flex-direction: column !important;
        align-items: stretch !important;
        background: var(--mantle) !important;
        border: 1px solid var(--border) !important;
        border-radius: var(--radius-lg) !important;
        box-shadow: var(--shadow-lg) !important;
        padding: var(--space-2) !important;
        margin-top: var(--space-2) !important;
        max-height: 0 !important;
        overflow: hidden !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transition: all var(--transition-slow) !important;
        gap: var(--space-1) !important;
    }
    
    .nav-menu.toggled,
    #primary-menu.toggled,
    .main-navigation[aria-expanded="true"] .nav-menu,
    .main-navigation[aria-expanded="true"] #primary-menu {
        max-height: 500px !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    .nav-menu .menu-item,
    #primary-menu .menu-item,
    .nav-menu li,
    #primary-menu li {
        width: 100% !important;
    }
    
    .nav-menu .menu-item a,
    #primary-menu .menu-item a,
    .nav-menu li a,
    #primary-menu li a {
        width: 100% !important;
        padding: var(--space-3) var(--space-4) !important;
        justify-content: flex-start !important;
        display: flex !important;
    }
}

/* ===== Footer - Minimal ===== */
.site-footer {
    background: var(--crust);
    border-top: 1px solid var(--border);
    padding: var(--space-12) 0 var(--space-8);
    margin-top: auto;
}

.site-footer .container {
    text-align: center;
}

.site-info {
    color: var(--text-subtle);
    font-size: var(--text-sm);
}

.site-info p {
    margin-bottom: var(--space-4);
}

#footer-menu {
    display: flex;
    list-style: none;
    justify-content: center;
    gap: var(--space-6);
    margin: var(--space-6) 0 0;
    padding: 0;
    flex-wrap: wrap;
}

#footer-menu .menu-item a {
    color: var(--text-subtle);
    text-decoration: none;
    font-size: var(--text-sm);
    transition: color var(--transition-base);
}

#footer-menu .menu-item a:hover {
    color: var(--text-muted);
}

/* ===== Homepage Hero - Clean & Impactful ===== */
.mastermind-homepage {
    min-height: 100vh;
    background: var(--base);
}

.homepage-hero {
    background: var(--base);
    padding: var(--space-24) var(--space-6) var(--space-20);
    text-align: center;
    position: relative;
}

.homepage-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 1200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.homepage-hero .hero-title {
    font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-6);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.homepage-hero .hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-muted);
    margin-bottom: var(--space-8);
    font-weight: 400;
    line-height: 1.5;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.homepage-hero .hero-description {
    font-size: var(--text-lg);
    color: var(--text-subtle);
    max-width: 600px;
    margin: 0 auto var(--space-12);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Sections - Clean Spacing ===== */
.homepage-features,
.homepage-topics,
.homepage-cta,
.homepage-privacy {
    padding: var(--space-20) var(--space-6);
}

.homepage-features {
    background: var(--base);
}

.homepage-topics {
    background: var(--mantle);
}

.homepage-cta {
    background: var(--base);
    text-align: center;
}

.homepage-privacy {
    background: var(--mantle);
}

/* ===== Section Titles ===== */
.section-title {
    font-size: clamp(1.875rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--text);
    text-align: center;
    margin-bottom: var(--space-12);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* ===== Features Grid - Clean Cards ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: all var(--transition-base);
    text-align: left;
}

.feature-card:hover {
    border-color: var(--border-light);
    background: var(--surface-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-6);
    display: block;
    line-height: 1;
}

.feature-card h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: var(--text-base);
}

/* ===== Topics Grid - Minimal Cards ===== */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    max-width: 1200px;
    margin: 0 auto;
}

.topic-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

.topic-card:hover {
    border-color: var(--border-light);
    background: var(--surface-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.topic-card h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

.topic-card p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: var(--text-base);
}

/* ===== CTA Section ===== */
.homepage-cta h2 {
    font-size: clamp(1.875rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-4);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.homepage-cta p {
    font-size: var(--text-lg);
    color: var(--text-muted);
    margin-bottom: var(--space-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Privacy Section ===== */
.privacy-content ul {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.privacy-content li {
    padding: var(--space-6);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font-size: var(--text-base);
    line-height: 1.6;
    transition: all var(--transition-base);
}

.privacy-content li:hover {
    border-color: var(--border-light);
    background: var(--surface-hover);
}

.privacy-content li strong {
    color: var(--text);
    font-weight: 600;
}

/* ===== Buttons - Clean & Professional ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    background: var(--primary);
    color: var(--text-inverse);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--text-base);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    font-family: inherit;
    line-height: 1.5;
    position: relative;
    white-space: nowrap;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

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

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

.btn-secondary:hover {
    background: var(--surface);
    border-color: var(--border-light);
    color: var(--text);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    background: var(--surface);
    border-color: var(--border-light);
    color: var(--text);
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-small {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

/* ===== Forms - Clean Inputs ===== */
.mastermind-application-form,
.mastermind-contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    max-width: 800px;
    margin: 0 auto;
}

.form-intro {
    text-align: left;
    margin-bottom: var(--space-10);
    padding: var(--space-8);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.form-intro h2 {
    font-size: var(--text-3xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-6);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.form-intro-content {
    text-align: left;
}

.form-intro-content p {
    color: var(--text);
    line-height: 1.7;
    font-size: var(--text-base);
    margin-bottom: var(--space-4);
}

.intro-emphasis {
    font-size: var(--text-lg) !important;
    color: var(--text) !important;
    font-weight: 500;
    padding: var(--space-4);
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary);
}

.intro-note {
    margin-top: var(--space-6) !important;
    padding: var(--space-4);
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--warning);
    color: var(--text) !important;
}

.review-criteria {
    list-style: none;
    padding: 0;
    margin: var(--space-4) 0;
}

.review-criteria li {
    padding: var(--space-2) 0 var(--space-2) var(--space-6);
    position: relative;
    color: var(--text);
    line-height: 1.6;
}

.review-criteria li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 600;
}

.form-section {
    margin-bottom: var(--space-10);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--border);
}

.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-6);
    line-height: 1.3;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
    line-height: 1.5;
}

.form-help {
    color: var(--text-muted);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: rgba(59, 130, 246, 0.05);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary);
}

.field-guidance {
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: 500;
    margin: var(--space-3) 0 var(--space-2);
}

.field-guidance-list {
    list-style: none;
    padding: 0;
    margin: var(--space-3) 0 var(--space-4);
    padding-left: var(--space-2);
}

.field-guidance-list li {
    padding: var(--space-2) 0 var(--space-2) var(--space-6);
    position: relative;
    color: var(--text-muted);
    line-height: 1.6;
    font-size: var(--text-sm);
}

.field-guidance-list li::before {
    content: "•";
    position: absolute;
    left: var(--space-2);
    color: var(--primary);
    font-weight: 600;
}

.field-note {
    margin-top: var(--space-2);
    font-size: var(--text-xs);
    color: var(--text-subtle);
    font-style: italic;
    line-height: 1.5;
}

.field-note strong {
    color: var(--text-muted);
    font-style: normal;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--base);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font-size: var(--text-base);
    font-family: inherit;
    transition: all var(--transition-base);
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--mantle);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-subtle);
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%233B82F6' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    background-size: 12px;
    padding-right: var(--space-10);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
    line-height: 1.6;
}

.form-help {
    color: var(--text-muted);
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
    line-height: 1.5;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    cursor: pointer;
    padding: var(--space-4);
    background: var(--base);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.checkbox-label:hover {
    border-color: var(--border-light);
    background: var(--mantle);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
    flex-shrink: 0;
}

.checkbox-label span {
    color: var(--text);
    font-size: var(--text-base);
    flex: 1;
}

.checkbox-label:has(input:checked) {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
}

.form-submit-wrapper {
    text-align: left;
    margin-top: var(--space-10);
    padding-top: var(--space-8);
    border-top: 2px solid var(--border);
}

.submission-notice {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-8);
    border-left: 4px solid var(--primary);
}

.submission-notice h4 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-4);
}

.submission-notice p {
    color: var(--text);
    line-height: 1.6;
    margin-bottom: var(--space-3);
}

.submission-notice ul {
    list-style: none;
    padding: 0;
    margin: var(--space-4) 0;
}

.submission-notice ul li {
    padding: var(--space-2) 0 var(--space-2) var(--space-6);
    position: relative;
    color: var(--text);
    line-height: 1.6;
}

.submission-notice ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 600;
}

.notice-warning {
    margin-top: var(--space-6) !important;
    padding: var(--space-4);
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--error);
    color: var(--text) !important;
    font-weight: 500;
}

.form-submit-wrapper .btn {
    width: 100%;
    margin-bottom: var(--space-6);
}

.form-note {
    margin-top: var(--space-6);
    color: var(--text-muted);
    font-size: var(--text-sm);
    line-height: 1.6;
    text-align: left;
}

.form-note-list {
    list-style: none;
    padding: 0;
    margin: var(--space-4) 0;
    padding-left: var(--space-2);
}

.form-note-list li {
    padding: var(--space-2) 0 var(--space-2) var(--space-6);
    position: relative;
    color: var(--text-muted);
    line-height: 1.6;
    font-size: var(--text-sm);
}

.form-note-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 600;
}

/* ===== Messages ===== */
.success-message,
.error-message {
    background: var(--surface);
    border: 1px solid;
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    text-align: center;
    margin-bottom: var(--space-8);
}

.success-message {
    border-color: var(--success);
    background: rgba(34, 197, 94, 0.1);
}

.success-message h2 {
    color: var(--success);
    margin-bottom: var(--space-4);
    font-size: var(--text-2xl);
    font-weight: 600;
}

.success-message p {
    color: var(--text);
    line-height: 1.6;
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
}

.error-message {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.error-message p {
    color: var(--error);
    font-weight: 500;
    font-size: var(--text-base);
}

/* ===== Contact Page ===== */
.contact-content {
    padding: var(--space-20) var(--space-6);
    background: var(--base);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1.5fr;
    }
}

.contact-info h2 {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-6);
    margin-top: var(--space-10);
    line-height: 1.3;
}

.contact-info h2:first-child {
    margin-top: 0;
}

.hours-info,
.contact-details {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    transition: all var(--transition-base);
}

.hours-info:hover,
.contact-details:hover {
    border-color: var(--border-light);
    background: var(--surface-hover);
}

.hours-info p,
.contact-details p {
    color: var(--text);
    margin-bottom: var(--space-2);
    line-height: 1.6;
    font-size: var(--text-base);
}

.contact-details a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-base);
    font-weight: 500;
}

.contact-details a:hover {
    color: var(--primary-light);
    text-decoration: underline;
}

.contact-note {
    background: var(--surface);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-md);
    padding: var(--space-6);
    color: var(--text-muted);
    line-height: 1.6;
    font-size: var(--text-base);
}

.contact-form-wrapper {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-sm);
}

.contact-form-wrapper h2 {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--border);
    line-height: 1.3;
}

.join-content {
    padding: var(--space-20) var(--space-6);
    background: var(--base);
}

.application-form-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

/* ===== Index/Blog Page ===== */
.mastermind-index {
    padding: var(--space-20) var(--space-6);
    background: var(--base);
    min-height: 100vh;
}

.page-header {
    text-align: center;
    margin-bottom: var(--space-16);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid var(--border);
}

.page-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-4);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-description {
    font-size: var(--text-lg);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

.post-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    border-color: var(--border-light);
    background: var(--surface-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.post-thumbnail {
    width: 100%;
    overflow: hidden;
    background: var(--mantle);
}

.post-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.post-card:hover .post-thumbnail img {
    transform: scale(1.02);
}

.post-thumbnail a {
    display: block;
    text-decoration: none;
}

.entry-header {
    padding: var(--space-6);
    padding-bottom: var(--space-4);
}

.entry-title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-2);
    line-height: 1.3;
}

.entry-title a {
    color: var(--text);
    text-decoration: none;
    transition: color var(--transition-base);
}

.entry-title a:hover {
    color: var(--primary);
}

.entry-meta {
    font-size: var(--text-xs);
    color: var(--text-subtle);
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.entry-content {
    padding: 0 var(--space-6);
    padding-bottom: var(--space-6);
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
}

.entry-footer {
    padding: 0 var(--space-6) var(--space-6);
    margin-top: auto;
}

/* ===== No Content State ===== */
.no-content {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-20) var(--space-6);
    text-align: center;
}

.no-content-inner {
    max-width: 600px;
    margin: 0 auto;
}

.no-content h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-6);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.no-content p {
    font-size: var(--text-lg);
    color: var(--text-muted);
    margin-bottom: var(--space-10);
    line-height: 1.6;
}

.no-content-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-16);
    padding-top: var(--space-10);
    border-top: 1px solid var(--border);
}

.pagination .nav-links {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: var(--space-2) var(--space-3);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--text-inverse);
}

.pagination .page-numbers.dots {
    background: transparent;
    border: none;
    cursor: default;
}

.pagination .page-numbers.dots:hover {
    background: transparent;
    color: var(--text);
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .header-content {
        min-height: 56px;
    }
    
    .nav-menu,
    #primary-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--mantle);
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--space-2);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: all var(--transition-base);
        box-shadow: var(--shadow-lg);
    }
    
    .main-navigation[aria-expanded="true"] .nav-menu,
    .main-navigation[aria-expanded="true"] #primary-menu {
        max-height: 500px;
        opacity: 1;
        padding: var(--space-4);
    }
    
    .nav-menu .menu-item,
    #primary-menu .menu-item {
        width: 100%;
    }
    
    .nav-menu .menu-item a,
    #primary-menu .menu-item a {
        width: 100%;
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-md);
        text-align: left;
    }
    
    .nav-menu .menu-item a:hover,
    #primary-menu .menu-item a:hover {
        background: var(--surface);
    }
    
    .homepage-hero {
        padding: var(--space-16) var(--space-4) var(--space-12);
    }
    
    .homepage-features,
    .homepage-topics,
    .homepage-cta,
    .homepage-privacy,
    .contact-content,
    .join-content {
        padding: var(--space-12) var(--space-4);
    }
    
    .features-grid,
    .topics-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .mastermind-application-form,
    .mastermind-contact-form,
    .contact-form-wrapper {
        padding: var(--space-6);
        border-radius: var(--radius-lg);
    }
    
    .form-section {
        margin-bottom: var(--space-8);
        padding-bottom: var(--space-6);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-cta,
    .cta-buttons,
    .no-content-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta .btn,
    .cta-buttons .btn,
    .no-content-actions .btn {
        width: 100%;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .mastermind-index {
        padding: var(--space-12) var(--space-4);
    }
    
    .page-header {
        margin-bottom: var(--space-12);
    }
    
    .site-footer {
        padding: var(--space-10) 0 var(--space-6);
    }
    
    #footer-menu {
        flex-direction: column;
        gap: var(--space-2);
    }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible for keyboard navigation */
.btn:focus-visible,
.form-group input:focus-visible,
.form-group select:focus-visible,
.form-group textarea:focus-visible,
.checkbox-label:focus-visible,
#primary-menu .menu-item a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .feature-card,
    .topic-card,
    .mastermind-application-form,
    .mastermind-contact-form,
    .contact-form-wrapper,
    .post-card {
        border-width: 2px;
    }
}