/* Building Profitable Medallion Architectures - Website Styles */

/* ==========================================
   CSS RESET & BASE STYLES
   ========================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #374151;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* ==========================================
   CSS VARIABLES (Design System)
   ========================================== */

:root {
    /* Colors */
    --color-primary-navy: #1A2B4C;
    --color-medallion-gold: #D4AF37;
    --color-success-green: #22C55E;
    --color-bronze: #CD7F32;
    --color-silver: #C0C0C0;
    --color-gold: #FFD700;
    --color-profit-accent: #10B981;

    /* Neutrals */
    --color-charcoal: #374151;
    --color-slate-gray: #64748B;
    --color-light-gray: #F8FAFC;
    --color-white: #FFFFFF;

    /* Status Colors */
    --color-error: #EF4444;
    --color-warning: #F59E0B;
    --color-info: #3B82F6;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-code: 'Source Code Pro', Monaco, 'Cascadia Code', 'Roboto Mono', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    /* Spacing (8px grid) */
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 2.5rem;
    --space-6: 3rem;
    --space-8: 4rem;
    --space-10: 5rem;
    --space-12: 6rem;
    --space-16: 8rem;
    --space-20: 10rem;
    --space-24: 12rem;

    /* Layout */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-max: 1440px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-base: 0.3s ease-out;
    --transition-slow: 0.6s ease-out;

    /* Z-index scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (max-width: 767px) {
    .container {
        padding: 0 var(--space-2);
    }
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary-navy); }
.text-gold { color: var(--color-medallion-gold); }
.text-success { color: var(--color-success-green); }
.text-muted { color: var(--color-slate-gray); }

.bg-light { background-color: var(--color-light-gray); }
.bg-white { background-color: var(--color-white); }
.bg-primary { background-color: var(--color-primary-navy); }

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

/* ==========================================
   TYPOGRAPHY
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary-navy);
    margin-bottom: var(--space-3);
}

h1 { font-size: var(--text-6xl); }
h2 { font-size: var(--text-5xl); }
h3 { font-size: var(--text-4xl); }
h4 { font-size: var(--text-3xl); }
h5 { font-size: var(--text-2xl); }
h6 { font-size: var(--text-xl); }

@media (max-width: 767px) {
    h1 { font-size: var(--text-4xl); }
    h2 { font-size: var(--text-3xl); }
    h3 { font-size: var(--text-2xl); }
    h4 { font-size: var(--text-xl); }
}

p {
    margin-bottom: var(--space-3);
    line-height: 1.6;
}

a {
    color: var(--color-medallion-gold);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-primary-navy);
}

ul, ol {
    margin-bottom: var(--space-3);
    padding-left: var(--space-4);
}

li {
    margin-bottom: var(--space-1);
}

blockquote {
    font-style: italic;
    font-size: var(--text-lg);
    line-height: 1.6;
    margin: var(--space-6) 0;
    padding: var(--space-4);
    border-left: 4px solid var(--color-medallion-gold);
    background: var(--color-light-gray);
    position: relative;
}

cite {
    display: block;
    margin-top: var(--space-2);
    font-style: normal;
    color: var(--color-slate-gray);
    font-size: var(--text-sm);
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--text-base);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-medallion-gold) 0%, #B8941F 100%);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
    color: var(--color-white);
}

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

.btn-secondary:hover {
    background: var(--color-primary-navy);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

.btn-success:hover {
    background: #16A34A;
    transform: translateY(-2px);
    color: var(--color-white);
}

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

.btn:active {
    transform: translateY(0);
    transition-duration: 0.1s;
}

/* ==========================================
   NAVIGATION
   ========================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(100, 116, 139, 0.1);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    max-width: var(--container-xl);
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 700;
    color: var(--color-primary-navy);
    font-size: var(--text-lg);
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    color: var(--color-charcoal);
    font-weight: 500;
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-medallion-gold);
    transition: width var(--transition-base);
}

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

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary-navy);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(26, 43, 76, 0.95);
    backdrop-filter: blur(10px);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: var(--space-4);
}

.mobile-menu-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: none;
    border: none;
    color: var(--color-white);
    font-size: var(--text-4xl);
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
}

.mobile-nav-link {
    color: var(--color-white);
    font-size: var(--text-xl);
    font-weight: 600;
    padding: var(--space-3);
    transition: color var(--transition-base);
}

.mobile-nav-link:hover {
    color: var(--color-medallion-gold);
}

.mobile-nav-link.highlight {
    background: linear-gradient(135deg, var(--color-medallion-gold) 0%, #B8941F 100%);
    border-radius: 8px;
    color: var(--color-white);
}

@media (max-width: 1023px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
    min-height: 100vh;
    padding-top: 80px; /* Account for fixed navbar */
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, #374151 100%);
    color: var(--color-white);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(34, 197, 94, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-12);
    align-items: center;
    padding: var(--space-20) 0 var(--space-16);
    position: relative;
    z-index: 1;
}

.hero-book {
    display: flex;
    justify-content: center;
    align-items: center;
}

.book-cover-3d {
    width: 400px;
    height: 600px;
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, #374151 100%);
    border-radius: 12px;
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    transform: perspective(1000px) rotateY(-15deg);
    transition: transform var(--transition-slow);
    animation: float 6s ease-in-out infinite;
}

.book-cover-3d:hover {
    transform: perspective(1000px) rotateY(-10deg) scale(1.05);
}

@keyframes float {
    0%, 100% { transform: perspective(1000px) rotateY(-15deg) translateY(0px); }
    50% { transform: perspective(1000px) rotateY(-15deg) translateY(-10px); }
}

.hero-title {
    font-size: var(--text-6xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-4);
}

.hero-subtitle {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-medallion-gold);
    margin-bottom: var(--space-6);
    line-height: 1.3;
}

.hero-description {
    font-size: var(--text-lg);
    line-height: 1.6;
    margin-bottom: var(--space-8);
    opacity: 0.9;
}

.hero-ctas {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.stats-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--space-4) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-medallion-gold);
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 1023px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-8);
    }

    .book-cover-3d {
        width: 300px;
        height: 450px;
        transform: perspective(1000px) rotateY(0deg);
    }

    .hero-title {
        font-size: var(--text-4xl);
    }

    .hero-subtitle {
        font-size: var(--text-xl);
    }
}

@media (max-width: 767px) {
    .hero-ctas {
        flex-direction: column;
    }

    .book-cover-3d {
        width: 200px;
        height: 300px;
    }

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

/* ==========================================
   SECTION LAYOUT & COMMON STYLES
   ========================================== */

section {
    padding: var(--space-20) 0;
    position: relative; /* Ensure proper stacking */
    z-index: 1; /* Above background but below fixed elements */
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-title {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--color-primary-navy);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-xl);
    color: var(--color-slate-gray);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

@media (max-width: 767px) {
    section {
        padding: var(--space-12) 0;
    }

    .section-title {
        font-size: var(--text-3xl);
    }

    .section-subtitle {
        font-size: var(--text-lg);
    }
}

/* ==========================================
   PROBLEM SECTION
   ========================================== */

.problem-section {
    background: var(--color-primary-navy);
    color: var(--color-white);
    position: relative;
}

.problem-section .section-title {
    color: var(--color-white);
}

.problem-section .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.iceberg-container {
    background: linear-gradient(to bottom,
        rgba(59, 130, 246, 0.1) 0%,
        rgba(59, 130, 246, 0.1) 20%,
        rgba(26, 43, 76, 0.3) 20%,
        rgba(26, 43, 76, 0.5) 100%);
    border-radius: 16px;
    padding: var(--space-8);
    margin: var(--space-12) 0;
    position: relative;
}

.iceberg-visible {
    padding: var(--space-6);
    margin-bottom: var(--space-8);
}

.iceberg-hidden {
    padding: var(--space-6);
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
}

.iceberg-container h3 {
    color: var(--color-medallion-gold);
    margin-bottom: var(--space-4);
    font-size: var(--text-2xl);
}

.iceberg-container ul {
    list-style: none;
    padding: 0;
}

.iceberg-container li {
    padding: var(--space-2) 0;
    font-size: var(--text-lg);
}

.pain-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin: var(--space-16) 0;
}

.pain-point {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-6);
    border-radius: 12px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pain-icon {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-4);
}

.pain-point h3 {
    color: var(--color-medallion-gold);
    margin-bottom: var(--space-4);
}

.pain-point ul {
    list-style: none;
    padding: 0;
    text-align: left;
}

.pain-point li {
    padding: var(--space-1) 0;
    font-size: var(--text-base);
}

.quote-callout {
    background: linear-gradient(135deg,
        rgba(212, 175, 55, 0.1) 0%,
        rgba(34, 197, 94, 0.1) 100%);
    border-radius: 16px;
    padding: var(--space-8);
    margin: var(--space-16) 0;
    text-align: center;
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.quote-callout blockquote {
    background: none;
    border: none;
    font-size: var(--text-2xl);
    color: var(--color-medallion-gold);
    font-weight: 600;
    margin: 0;
    padding: 0;
}

.quote-callout cite {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-base);
    margin-top: var(--space-4);
}

/* ==========================================
   SOLUTION SECTION
   ========================================== */

.solution-section {
    background: var(--color-light-gray);
}

.medallion-interactive {
    background: var(--color-white);
    border-radius: 16px;
    padding: var(--space-8);
    margin: var(--space-12) 0;
    box-shadow: var(--shadow-lg);
}

.medallion-interactive h3 {
    text-align: center;
    margin-bottom: var(--space-8);
    color: var(--color-slate-gray);
    font-size: var(--text-xl);
}

.medallion-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    margin: var(--space-8) 0;
    flex-wrap: wrap;
}

.layer {
    background: var(--color-white);
    border-radius: 16px;
    padding: var(--space-6);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 3px solid transparent;
    min-width: 200px;
    position: relative;
    overflow: hidden;
}

.layer::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
        rgba(212, 175, 55, 0.1),
        rgba(34, 197, 94, 0.1));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.layer:hover::before {
    opacity: 1;
}

.bronze-layer {
    border-color: var(--color-bronze);
    background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
}

.silver-layer {
    border-color: var(--color-silver);
    background: linear-gradient(135deg, #F1F5F9 0%, #E2E8F0 100%);
}

.gold-layer {
    border-color: var(--color-gold);
    background: linear-gradient(135deg, #FEF3C7 0%, #FCD34D 100%);
}

.layer.active {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.layer-icon {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-3);
}

.layer h4 {
    color: var(--color-primary-navy);
    margin-bottom: var(--space-2);
    font-size: var(--text-xl);
}

.layer p {
    color: var(--color-slate-gray);
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
}

.incentive-flow {
    background: var(--color-success-green);
    color: var(--color-white);
    padding: var(--space-2) var(--space-3);
    border-radius: 8px;
    font-weight: 700;
    font-size: var(--text-lg);
}

.flow-arrow {
    font-size: var(--text-3xl);
    color: var(--color-success-green);
    font-weight: bold;
}

.layer-details {
    margin-top: var(--space-8);
}

.detail-panel {
    display: none;
    background: var(--color-light-gray);
    padding: var(--space-6);
    border-radius: 12px;
    border-left: 4px solid var(--color-medallion-gold);
}

.detail-panel.active {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.detail-panel h4 {
    color: var(--color-primary-navy);
    margin-bottom: var(--space-4);
    font-size: var(--text-2xl);
}

.detail-panel ul {
    margin-bottom: var(--space-4);
}

.detail-panel li {
    margin-bottom: var(--space-2);
    font-size: var(--text-base);
}

.example {
    background: rgba(34, 197, 94, 0.1);
    padding: var(--space-4);
    border-radius: 8px;
    font-style: italic;
    margin-top: var(--space-4);
    border-left: 3px solid var(--color-success-green);
}

.before-after-comparison {
    background: var(--color-white);
    border-radius: 16px;
    padding: var(--space-8);
    margin: var(--space-12) 0;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1; /* Ensure proper stacking */
}

.before-after-comparison h3 {
    text-align: center;
    margin-bottom: var(--space-6);
    color: var(--color-primary-navy);
}

.comparison-toggle {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-8);
}

.toggle-btn {
    padding: var(--space-3) var(--space-6);
    border: 2px solid var(--color-slate-gray);
    background: var(--color-white);
    color: var(--color-slate-gray);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.comparison-content {
    position: relative;
    min-height: 400px;
    margin-bottom: var(--space-8); /* Add space after comparison content */
}

.view-panel {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    /* Remove bottom: 0 to prevent overlap */
    opacity: 0;
    transform: translateX(20px);
    transition: all var(--transition-base);
    pointer-events: none;
}

.view-panel.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* Detailed comparison table styles */
.detailed-comparison-table {
    margin-top: var(--space-12);
    position: relative;
    z-index: 2;
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.detailed-comparison-table h3 {
    margin-bottom: var(--space-6);
    color: var(--color-primary-navy);
    text-align: center;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--space-4);
}

.comparison-table th,
.comparison-table td {
    padding: var(--space-3);
    text-align: left;
    border: 1px solid rgba(100, 116, 139, 0.1);
}

.comparison-table th {
    background: var(--color-primary-navy);
    color: white;
    font-weight: 600;
}

.comparison-table tr:nth-child(even) {
    background: rgba(100, 116, 139, 0.05);
}

.comparison-table caption {
    margin-bottom: var(--space-3);
    font-style: italic;
    color: var(--color-slate-gray);
}

.org-chart {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    min-height: 350px; /* Ensure consistent height */
}

.level {
    background: var(--color-light-gray);
    border-radius: 12px;
    padding: var(--space-6);
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.it-level {
    background: linear-gradient(135deg, #374151 0%, #1F2937 100%);
    color: var(--color-white);
}

.operations-level {
    background: linear-gradient(135deg, #F3F4F6 0%, #E5E7EB 100%);
}

.operations-level.elevated {
    background: linear-gradient(135deg, #DCFCE7 0%, #BBF7D0 100%);
    border: 2px solid var(--color-success-green);
}

.it-level.supportive {
    background: linear-gradient(135deg, #DBEAFE 0%, #BFDBFE 100%);
    color: var(--color-primary-navy);
}

.level h4 {
    margin-bottom: var(--space-3);
    font-size: var(--text-xl);
}

.role {
    font-size: var(--text-sm);
    margin-bottom: var(--space-1);
    opacity: 0.8;
}

.incentive {
    font-weight: 600;
    padding: var(--space-2);
    border-radius: 6px;
    margin-top: var(--space-3);
    background: rgba(0, 0, 0, 0.1);
}

.flow-down, .flow-up {
    font-size: var(--text-3xl);
    color: var(--color-slate-gray);
}

.flow-up {
    color: var(--color-success-green);
}

.result-box {
    background: var(--color-white);
    border-radius: 12px;
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
}

.result-box.negative {
    border-left: 4px solid var(--color-error);
}

.result-box.positive {
    border-left: 4px solid var(--color-success-green);
}

.result-box h4 {
    margin-bottom: var(--space-4);
    font-size: var(--text-xl);
}

.result-box ul {
    list-style: none;
    padding: 0;
}

.result-box li {
    padding: var(--space-1) 0;
    font-size: var(--text-base);
}

@media (max-width: 767px) {
    .medallion-container {
        flex-direction: column;
        gap: var(--space-4);
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .comparison-toggle {
        flex-direction: column;
        align-items: center;
    }

    .toggle-btn {
        width: 100%;
        max-width: 300px;
    }
}

/* ==========================================
   ROI CALCULATOR SECTION
   ========================================== */

.calculator-section {
    background: linear-gradient(135deg, var(--color-light-gray) 0%, #E2E8F0 100%);
}

.roi-calculator {
    background: var(--color-white);
    border-radius: 16px;
    padding: var(--space-8);
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.roi-calculator h3 {
    text-align: center;
    color: var(--color-primary-navy);
    margin-bottom: var(--space-3);
    font-size: var(--text-3xl);
}

.roi-calculator > p {
    text-align: center;
    color: var(--color-slate-gray);
    margin-bottom: var(--space-8);
    font-size: var(--text-lg);
}

.calculator-form {
    display: grid;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

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

.input-group label {
    font-weight: 600;
    color: var(--color-primary-navy);
    font-size: var(--text-lg);
}

.input-with-prefix {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.prefix {
    font-weight: 600;
    color: var(--color-slate-gray);
    font-size: var(--text-lg);
}

input[type="range"] {
    flex-grow: 1;
    height: 8px;
    border-radius: 4px;
    background: #E2E8F0;
    outline: none;
    appearance: none;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-medallion-gold);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(212, 175, 55, 0.3);
    transition: all var(--transition-base);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
}

input[type="number"] {
    padding: var(--space-3);
    border: 2px solid #E2E8F0;
    border-radius: 8px;
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-primary-navy);
    background: var(--color-white);
    transition: border-color var(--transition-base);
}

input[type="number"]:focus {
    outline: none;
    border-color: var(--color-medallion-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.value-display {
    font-weight: 600;
    color: var(--color-primary-navy);
    min-width: 80px;
    text-align: right;
    font-size: var(--text-lg);
    background: var(--color-light-gray);
    padding: var(--space-2) var(--space-3);
    border-radius: 6px;
}

.results-panel {
    background: linear-gradient(135deg, var(--color-light-gray) 0%, #F1F5F9 100%);
    border-radius: 12px;
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
}

.results-panel h4 {
    text-align: center;
    color: var(--color-primary-navy);
    margin-bottom: var(--space-6);
    font-size: var(--text-2xl);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.result-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-4);
    border-radius: 8px;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.result-item.roi-highlight {
    background: linear-gradient(135deg, var(--color-success-green) 0%, #16A34A 100%);
    color: var(--color-white);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.result-item .label {
    font-size: var(--text-sm);
    color: var(--color-slate-gray);
    margin-bottom: var(--space-2);
    font-weight: 500;
}

.roi-highlight .label {
    color: rgba(255, 255, 255, 0.9);
}

.result-item .value {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-primary-navy);
    transition: all var(--transition-base);
}

.roi-highlight .value {
    color: var(--color-white);
    font-size: var(--text-4xl);
}

.value-updated {
    animation: valueChange 0.5s ease-out;
}

@keyframes valueChange {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.cta-section {
    text-align: center;
    padding-top: var(--space-6);
    border-top: 1px solid #E2E8F0;
}

.cta-section p {
    color: var(--color-slate-gray);
    margin-bottom: var(--space-4);
    font-size: var(--text-lg);
}

@media (max-width: 767px) {
    .result-grid {
        grid-template-columns: 1fr;
    }

    .input-with-prefix {
        flex-direction: column;
        align-items: stretch;
    }

    .value-display {
        text-align: center;
        margin-top: var(--space-2);
    }
}

/* ==========================================
   CASE STUDY SECTION (Timeline)
   ========================================== */

.case-study-section {
    background: var(--color-white);
}

.timeline-interactive {
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-container {
    position: relative;
    padding: var(--space-8) 0;
}

.timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom,
        var(--color-medallion-gold) 0%,
        var(--color-success-green) 100%);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin: var(--space-8) 0;
    opacity: 0.7;
    transition: all var(--transition-base);
}

.timeline-item.highlight {
    opacity: 1;
    transform: scale(1.02);
}

.timeline-item.payout {
    opacity: 1;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    position: relative;
    z-index: 2;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-white);
    border: 4px solid var(--color-medallion-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--text-xl);
    color: var(--color-primary-navy);
    margin: 0 var(--space-6);
    transition: all var(--transition-base);
}

.timeline-item.highlight .timeline-marker {
    background: var(--color-medallion-gold);
    color: var(--color-white);
    transform: scale(1.2);
    box-shadow: 0 0 0 8px rgba(212, 175, 55, 0.2);
}

.timeline-item.payout .timeline-marker {
    background: var(--color-success-green);
    border-color: var(--color-success-green);
    color: var(--color-white);
    transform: scale(1.1);
}

.timeline-content {
    flex: 1;
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--color-slate-gray);
    max-width: 400px;
}

.timeline-item.highlight .timeline-content {
    border-left-color: var(--color-medallion-gold);
    box-shadow: var(--shadow-lg);
}

.timeline-item.payout .timeline-content {
    border-left-color: var(--color-success-green);
    background: linear-gradient(135deg, #F0FDF4 0%, #DCFCE7 100%);
}

.timeline-content h4 {
    color: var(--color-primary-navy);
    margin-bottom: var(--space-2);
    font-size: var(--text-xl);
}

.timeline-content p {
    color: var(--color-slate-gray);
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
}

.reaction, .asset-id, .enhancement, .integration, .gold-rush {
    background: rgba(100, 116, 139, 0.1);
    padding: var(--space-2) var(--space-3);
    border-radius: 6px;
    font-style: italic;
    font-size: var(--text-sm);
    color: var(--color-slate-gray);
}

.savings-calc {
    background: rgba(212, 175, 55, 0.1);
    padding: var(--space-3);
    border-radius: 8px;
    font-weight: 600;
    color: var(--color-primary-navy);
    font-family: var(--font-code);
}

.payout-breakdown {
    background: rgba(34, 197, 94, 0.1);
    padding: var(--space-3);
    border-radius: 8px;
}

.payout-breakdown div {
    padding: var(--space-1) 0;
    font-weight: 600;
    color: var(--color-success-green);
    font-family: var(--font-code);
}

.results-summary {
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, #374151 100%);
    color: var(--color-white);
    padding: var(--space-8);
    border-radius: 16px;
    margin-top: var(--space-12);
    text-align: center;
}

.results-summary h4 {
    color: var(--color-white);
    margin-bottom: var(--space-6);
    font-size: var(--text-2xl);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
}

.metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.before, .after {
    font-size: var(--text-2xl);
    font-weight: 700;
}

.before {
    color: rgba(255, 255, 255, 0.6);
}

.after {
    color: var(--color-medallion-gold);
}

.arrow {
    font-size: var(--text-xl);
    color: var(--color-success-green);
}

.metric .label {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 767px) {
    .timeline-container::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row !important;
        margin-left: var(--space-4);
    }

    .timeline-marker {
        margin: 0 var(--space-4) 0 0;
        width: 40px;
        height: 40px;
        font-size: var(--text-base);
    }

    .timeline-content {
        max-width: none;
    }

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

/* ==========================================
   IMPLEMENTATION SECTION
   ========================================== */

.implementation-section {
    background: var(--color-light-gray);
}

.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.phase-card {
    background: var(--color-white);
    border-radius: 16px;
    padding: var(--space-6);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.phase-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.phase-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-medallion-gold) 0%, #B8941F 100%);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    font-weight: 700;
    margin: 0 auto var(--space-4);
}

.phase-card h3 {
    color: var(--color-primary-navy);
    margin-bottom: var(--space-2);
    font-size: var(--text-2xl);
}

.phase-timeline {
    color: var(--color-slate-gray);
    font-weight: 600;
    margin-bottom: var(--space-4);
    font-size: var(--text-lg);
}

.phase-card ul {
    text-align: left;
    list-style: none;
    padding: 0;
}

.phase-card li {
    padding: var(--space-2) 0;
    color: var(--color-slate-gray);
    position: relative;
    padding-left: var(--space-4);
}

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

/* ==========================================
   TESTIMONIALS SECTION
   ========================================== */

.testimonials-section {
    background: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.testimonial-card {
    background: var(--color-light-gray);
    border-radius: 16px;
    padding: var(--space-6);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid rgba(100, 116, 139, 0.1);
}

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

.stars {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
}

.testimonial-card blockquote {
    background: none;
    border: none;
    font-size: var(--text-lg);
    line-height: 1.6;
    color: var(--color-charcoal);
    font-style: italic;
    margin: 0 0 var(--space-4);
    padding: 0;
}

.testimonial-author {
    color: var(--color-primary-navy);
    font-weight: 600;
    font-size: var(--text-base);
}

/* ==========================================
   ABOUT SECTION
   ========================================== */

.about-section {
    background: var(--color-light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-8);
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
}

.author-photo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.author-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-bio h2 {
    color: var(--color-primary-navy);
    margin-bottom: var(--space-4);
    font-size: var(--text-3xl);
}

.author-bio p {
    color: var(--color-slate-gray);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    font-size: var(--text-lg);
}

.author-links {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.author-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: 8px;
    background: var(--color-white);
    color: var(--color-primary-navy);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.author-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--color-medallion-gold);
}

@media (max-width: 767px) {
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-6);
    }

    .author-photo {
        width: 150px;
        height: 150px;
        margin: 0 auto;
    }

    .author-links {
        justify-content: center;
    }
}

/* ==========================================
   PURCHASE SECTION
   ========================================== */

.purchase-section {
    background: linear-gradient(135deg, var(--color-medallion-gold) 0%, #B8941F 100%);
    color: var(--color-white);
}

.purchase-section .section-title {
    color: var(--color-white);
}

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

.purchase-header {
    margin-bottom: var(--space-8);
}

.purchase-card {
    background: var(--color-white);
    border-radius: 16px;
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    color: var(--color-charcoal);
    margin-bottom: var(--space-8);
}

.book-preview {
    display: flex;
    gap: var(--space-6);
    align-items: center;
    margin-bottom: var(--space-6);
}

.book-cover-small {
    width: 120px;
    height: 180px;
    background: linear-gradient(135deg, var(--color-primary-navy) 0%, #374151 100%);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    flex-shrink: 0;
}

.book-details h3 {
    color: var(--color-primary-navy);
    margin-bottom: var(--space-4);
    font-size: var(--text-2xl);
    text-align: left;
}

.book-features {
    display: grid;
    gap: var(--space-2);
    text-align: left;
}

.feature {
    color: var(--color-slate-gray);
    font-size: var(--text-base);
}

.purchase-action {
    border-top: 1px solid #E5E7EB;
    padding-top: var(--space-6);
}

.price {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-primary-navy);
    margin-bottom: var(--space-4);
}

.purchase-btn {
    font-size: var(--text-xl);
    padding: var(--space-4) var(--space-8);
    margin-bottom: var(--space-4);
}

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

.guarantee {
    color: var(--color-slate-gray);
    font-size: var(--text-sm);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.final-quote {
    text-align: center;
}

.final-quote blockquote {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: var(--space-6);
    font-size: var(--text-xl);
    font-style: italic;
    color: var(--color-white);
    margin: 0;
}

@media (max-width: 767px) {
    .book-preview {
        flex-direction: column;
        text-align: center;
    }

    .book-details h3 {
        text-align: center;
    }

    .book-features {
        text-align: center;
    }

    .guarantees {
        flex-direction: column;
        align-items: center;
    }
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background: var(--color-primary-navy);
    color: var(--color-white);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-section h4 {
    color: var(--color-medallion-gold);
    margin-bottom: var(--space-4);
    font-size: var(--text-lg);
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    padding: var(--space-1) 0;
    transition: color var(--transition-base);
}

.footer-section a:hover {
    color: var(--color-medallion-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-6);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================
   ANIMATIONS & SCROLL EFFECTS
   ========================================== */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-on-scroll.in-view {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   ACCESSIBILITY & REDUCED MOTION
   ========================================== */

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

    .book-cover-3d {
        animation: none;
    }

    .layer:hover,
    .btn:hover,
    .phase-card:hover,
    .testimonial-card:hover {
        transform: none;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
input:focus {
    outline: 2px solid var(--color-info);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-slate-gray: #000000;
        --color-charcoal: #000000;
    }
}

/* Print styles */
@media print {
    .navbar,
    .mobile-menu-overlay,
    .stats-bar {
        display: none;
    }

    .hero {
        background: white;
        color: black;
        min-height: auto;
        padding-top: 100px; /* More space on mobile for fixed navbar */
    }

    .section-title {
        color: black;
    }
}

/* ==========================================
   UTILITY CLASSES FOR RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 767px) {
    .hidden-mobile {
        display: none !important;
    }
}

@media (min-width: 768px) {
    .hidden-desktop {
        display: none !important;
    }
}