/* Professional SaaS Landing Page Design System - Prepify-inspired Redesign */

/* Typography - Inter Font System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* Color Palette */
:root {
    /* Primary Colors - NASA Blue Theme */
    --nasa-blue: #0B3D91;
    --nasa-blue-hover: #083374;
    --nasa-blue-glow: rgba(11, 61, 145, 0.4);
    --nasa-blue-light: rgba(11, 61, 145, 0.1);
    
    /* Navy for backgrounds */
    --saas-navy: #0b132b;
    --saas-navy-light: #1c2541;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-900: #212529;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--white);
}

/* Typography Hierarchy */
.display-1 { font-size: 3.5rem; font-weight: 800; line-height: 1.1; }
.display-4 { font-size: 2.25rem; font-weight: 700; line-height: 1.2; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; margin-bottom: 1rem; }
.lead { font-size: 1.125rem; font-weight: 400; line-height: 1.6; }

/* Container System */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Section Spacing */
.py-6 { padding-top: 4rem; padding-bottom: 4rem; }
.py-8 { padding-top: 6rem; padding-bottom: 6rem; }

/* Background Colors */
.bg-light { background-color: var(--gray-50) !important; }
.bg-tinted { background-color: var(--gray-100) !important; }
.bg-navy { background-color: var(--saas-navy) !important; }

/* ===========================================
   NAVIGATION - White with NASA Blue Text
   =========================================== */
.nasa-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--white) !important;
    border-bottom: 1px solid rgba(11, 61, 145, 0.08) !important;
    padding: 1rem 0 !important;
    box-shadow: none !important;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.nasa-nav.nav-hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
}

.nasa-nav .navbar-brand {
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--gray-600) !important;
    text-decoration: none;
    letter-spacing: -0.025em;
    transition: transform 0.2s ease;
}

.nasa-nav .navbar-brand:hover {
    transform: scale(1.05);
    color: var(--gray-900) !important;
}

.nasa-nav .navbar-logo {
    height: 32px;
    width: auto;
    display: block;
    transition: all 0.3s ease;
}

.nasa-nav .navbar-brand:hover .navbar-logo {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.nasa-nav .nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
}

.nasa-nav .nav-links a {
    color: var(--gray-900) !important;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    transition: all 0.3s ease;
    background: transparent !important;
    padding: 0.5rem 0.75rem;
    border-radius: 4px;
}

.nasa-nav .nav-links a:hover {
    color: var(--gray-900) !important;
    background: rgba(0, 0, 0, 0.05) !important;
    transform: translateY(-1px);
}

.nav-logout-link {
    color: var(--nasa-blue) !important;
}

.nasa-nav .mobile-menu-toggle {
    background: none;
    border: none;
    color: var(--gray-900) !important;
    font-size: 1.5rem;
    transition: transform 0.2s ease;
    cursor: pointer;
}

.nasa-nav .mobile-menu-toggle i {
    color: var(--gray-900) !important;
}

.nasa-nav .mobile-menu-toggle:hover {
    transform: scale(1.1);
    color: var(--nasa-blue) !important;
}

.nasa-nav .mobile-menu-toggle:hover i {
    color: var(--nasa-blue) !important;
}

/* ===========================================
   HERO SECTION with Prepify-style Orbits
   =========================================== */
.hero-section {
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    color: var(--gray-900);
    padding: 10rem 0 8rem;
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-container {
    position: relative;
    z-index: 10;
}

.hero-content {
    position: relative;
    z-index: 10;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    text-shadow: none;
    margin-bottom: 1.5rem;
    letter-spacing: -0.025em;
    color: var(--gray-900);
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 2rem;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-cta {
    margin-top: 1.5rem;
}

/* ===========================================
   PREPIFY-STYLE CONCENTRIC ORBITS
   =========================================== */
.orbit-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.orbit-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(11, 61, 145, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

/* Orbit sizes and animations */
.orbit-1 {
    width: 200px;
    height: 200px;
    animation: orbit-rotate 20s linear infinite;
}

.orbit-2 {
    width: 350px;
    height: 350px;
    animation: orbit-rotate 28s linear infinite reverse;
}

.orbit-3 {
    width: 500px;
    height: 500px;
    animation: orbit-rotate 35s linear infinite;
}

.orbit-4 {
    width: 650px;
    height: 650px;
    animation: orbit-rotate 45s linear infinite reverse;
}

.orbit-5 {
    width: 800px;
    height: 800px;
    border-color: rgba(11, 61, 145, 0.08);
}

/* Orbiting dots */
.orbit-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--nasa-blue);
    border-radius: 50%;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
}

.orbit-1 .orbit-dot {
    width: 6px;
    height: 6px;
    top: -3px;
}

.orbit-2 .orbit-dot {
    width: 8px;
    height: 8px;
    top: -4px;
}

.orbit-3 .orbit-dot {
    width: 10px;
    height: 10px;
    top: -5px;
}

.orbit-4 .orbit-dot {
    width: 7px;
    height: 7px;
    top: -3.5px;
}

@keyframes orbit-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===========================================
   BUTTON SYSTEM - NASA Blue Theme
   =========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-height: 44px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
}

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

/* Primary Button - NASA Blue */
.btn-rocket-primary {
    background-color: var(--nasa-blue);
    color: var(--white);
    border-color: var(--nasa-blue);
}

.btn-rocket-primary:hover {
    background-color: var(--nasa-blue-hover);
    border-color: var(--nasa-blue-hover);
    color: var(--white);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 30px var(--nasa-blue-glow);
}

/* Secondary Button - NASA Blue Outline */
.btn-rocket-outline {
    background-color: transparent;
    color: var(--nasa-blue);
    border-color: var(--nasa-blue);
}

.btn-rocket-outline:hover {
    background-color: var(--nasa-blue);
    color: var(--white);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 30px var(--nasa-blue-glow);
}

/* Button Sizes */
.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

/* ===========================================
   SECTION STYLING
   =========================================== */
section {
    padding: 6rem 0;
    position: relative;
}

.section-header-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
    color: var(--gray-900);
}

.section-header-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
}

/* Problem/Solution Cards */
.problem-solution-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.section-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

/* Enhanced List Styling with Icons */
.enhanced-bullets {
    list-style: none;
    padding: 0;
    margin: 0;
}

.enhanced-bullets li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
    line-height: 1.6;
    transition: transform 0.2s ease;
}

.enhanced-bullets li:last-child {
    margin-bottom: 0;
}

.enhanced-bullets li:hover {
    transform: translateX(5px);
}

.enhanced-bullets li i {
    color: var(--nasa-blue);
    margin-right: 1rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.enhanced-bullets li:hover i {
    color: var(--nasa-blue-hover);
    transform: scale(1.2);
}

/* ===========================================
   MISSION BRIEF INPUTS/OUTPUTS SECTION
   =========================================== */
.mission-brief-section {
    background: var(--white);
}

.mission-brief-flow {
    position: relative;
}

.mission-brief-flow > .row {
    align-items: center;
}

/* Input Cards */
.inputs-column {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.input-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    margin-right: 3rem;
}

@media (max-width: 991.98px) {
    .input-card {
        margin-right: 0;
    }
}

.input-card:hover {
    border-color: var(--nasa-blue);
    box-shadow: 0 8px 24px rgba(11, 61, 145, 0.1);
    transform: translateY(-2px);
}

.input-card-icon {
    width: 48px;
    height: 48px;
    background: var(--nasa-blue-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.input-card-icon i {
    font-size: 1.25rem;
    color: var(--nasa-blue);
}

.input-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.input-card-text {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.5;
}

/* Flow Arrows with Dashed Animation */
.flow-arrows-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.arrow-path {
    stroke: var(--nasa-blue);
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    animation: dash-flow 1s linear infinite;
}

@keyframes dash-flow {
    to {
        stroke-dashoffset: -14;
    }
}

.arrow-head {
    fill: var(--nasa-blue);
}

/* Mission Brief Core */
.mission-brief-core {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.core-glow {
    position: absolute;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, var(--nasa-blue-glow) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.core-inner {
    position: relative;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--nasa-blue) 0%, var(--nasa-blue-hover) 100%);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 8px 32px var(--nasa-blue-glow);
    z-index: 2;
}

.core-inner i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.core-inner span {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: center;
    line-height: 1.2;
}


.output-column {
    padding-left: 4rem !important;
}

@media (max-width: 991.98px) {
    .output-column {
        padding-left: 0.75rem !important;
    }
}

/* Output Preview Panel */
.output-preview {
    background: var(--gray-900);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    height: 664px;
}

.output-content {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.output-header {
    background: var(--gray-700);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.output-dots {
    display: flex;
    gap: 6px;
}

.output-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-500);
}

.output-dots span:nth-child(1) { background: #ff5f56; }
.output-dots span:nth-child(2) { background: #ffbd2e; }
.output-dots span:nth-child(3) { background: #27c93f; }

.output-title {
    color: var(--gray-400);
    font-size: 0.8rem;
    font-weight: 500;
}

.brief-section {
    margin-bottom: 1.5rem;
}

.brief-section:last-child {
    margin-bottom: 0;
}

.brief-heading {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brief-heading i {
    color: var(--nasa-blue);
    font-size: 0.8rem;
}

.brief-text {
    color: var(--gray-400);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
}

.brief-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.brief-list li {
    color: var(--gray-400);
    font-size: 0.85rem;
    line-height: 1.6;
    padding-left: 1rem;
    position: relative;
    margin-bottom: 0.35rem;
}

.brief-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--nasa-blue);
}

/* ===========================================
   MISSION BRIEF PREVIEW STYLES
   =========================================== */

/* Title Section */
.brief-title-section {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-700);
}

.brief-main-title {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.brief-company-name {
    color: var(--gray-400);
    font-size: 1rem;
    margin: 0;
}

/* Brief Details Card */
.brief-details-card {
    background: var(--gray-800);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.brief-details-header {
    background: var(--gray-700);
    color: var(--white);
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brief-details-header i {
    color: var(--nasa-blue);
}

.brief-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-700);
}

.brief-detail-item {
    padding: 0.5rem 0;
}

.brief-detail-item:nth-child(odd) {
    padding-right: 1rem;
}

.brief-detail-item:nth-child(even) {
    padding-left: 1rem;
    border-left: 1px solid var(--gray-700);
}

.brief-detail-full {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-700);
}

.brief-detail-full:last-child {
    border-bottom: none;
}

.detail-label {
    color: var(--gray-400);
    font-size: 0.75rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
}

.detail-value {
    color: var(--gray-300);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Section Cards */
.brief-section-card {
    background: var(--white);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.brief-section-card:last-child {
    margin-bottom: 0;
}

.brief-section-title {
    color: var(--gray-900);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-200);
}

/* Strategy Subsections */
.strategy-subsection {
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.strategy-subsection:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.strategy-subsection-title {
    color: var(--gray-900);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.brief-section-card .brief-text {
    color: var(--gray-700);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* Call Opening Versions */
.call-version {
    margin-bottom: 1.25rem;
}

.call-version:last-child {
    margin-bottom: 0;
}

.version-label {
    display: inline-block;
    color: var(--gray-500);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Arrow Lists */
.brief-arrow-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.brief-arrow-list li {
    color: var(--gray-700);
    font-size: 0.9rem;
    line-height: 1.6;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.brief-arrow-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--gray-500);
    font-weight: 500;
}

.brief-arrow-list li:last-child {
    margin-bottom: 0;
}

/* Objection List */
.objection-list li {
    margin-bottom: 1rem;
}

.objection-list li strong {
    color: var(--gray-800);
}

/* Tables */
.brief-table-container {
    overflow-x: auto;
    margin-top: 0.5rem;
}

.brief-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.brief-table thead {
    background: var(--gray-700);
}

.brief-table th {
    color: var(--white);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
}

.brief-table td {
    color: var(--gray-700);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-200);
    vertical-align: top;
    line-height: 1.5;
}

.brief-table tbody tr:last-child td {
    border-bottom: none;
}

.brief-table tbody tr:nth-child(even) {
    background: var(--gray-50);
}

/* Supporting Materials */
.supporting-subsection {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.supporting-subsection:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.subsection-title {
    color: var(--gray-800);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Email Preview */
.email-subject {
    color: var(--gray-600);
    font-size: 0.85rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.email-body {
    background: var(--gray-50);
    border-left: 3px solid var(--nasa-blue);
    padding: 1rem;
    border-radius: 0 4px 4px 0;
}

.email-body p {
    color: var(--gray-700);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.email-body p:last-child {
    margin-bottom: 0;
}

.email-signature {
    color: var(--gray-600);
    margin-top: 1rem !important;
}

/* MAP Table */
.map-table th:first-child,
.map-table td:first-child {
    min-width: 150px;
}

/* MVP Status Badge */
.mvp-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--nasa-blue-light);
    border: 1px solid rgba(11, 61, 145, 0.2);
    border-radius: 100px;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    color: var(--gray-700);
}

.mvp-status-badge i {
    color: var(--nasa-blue);
}

/* ===========================================
   DIFFERENTIATORS SECTION
   =========================================== */
.differentiators-section {
    position: relative;
}

.differentiator-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.diff-orbit-container {
    position: relative;
    width: 250px;
    height: 250px;
}

.diff-orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(11, 61, 145, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.diff-orbit-1 {
    width: 100px;
    height: 100px;
    animation: orbit-rotate 15s linear infinite;
}

.diff-orbit-2 {
    width: 170px;
    height: 170px;
    animation: orbit-rotate 22s linear infinite reverse;
}

.diff-orbit-3 {
    width: 240px;
    height: 240px;
    animation: orbit-rotate 30s linear infinite;
}

.diff-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--nasa-blue) 0%, var(--nasa-blue-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px var(--nasa-blue-glow);
}

.diff-core i {
    color: var(--white);
    font-size: 1.5rem;
}

.differentiator-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.differentiator-list {
    text-align: left;
}

.differentiator-list li {
    justify-content: flex-start;
}

/* Plain bullet list for differentiators */
.differentiator-list-plain {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.differentiator-list-plain li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.differentiator-list-plain li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--nasa-blue);
    font-size: 1.25rem;
    font-weight: bold;
    line-height: 1.4;
}

.differentiator-list-plain li strong {
    display: block;
    color: var(--gray-900);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.differentiator-list-plain li span {
    display: block;
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* ===========================================
   FOUNDERS CIRCLE SECTION
   =========================================== */
.founding-10-section {
    background: linear-gradient(135deg, rgba(11, 61, 145, 0.03) 0%, rgba(11, 61, 145, 0.08) 100%);
}

.founders-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.founders-bullets {
    text-align: center;
    margin-bottom: 1rem;
}

.founders-bullets li {
    justify-content: center;
}

/* ===========================================
   FOUNDER QUOTE SECTION
   =========================================== */
.founder-section {
    position: relative;
}

.founder-quote {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.founder-quote::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--nasa-blue), var(--nasa-blue-hover));
}

.quote-mark {
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 8rem;
    font-weight: 800;
    color: rgba(11, 61, 145, 0.08);
    line-height: 1;
    z-index: 1;
}

.founder-avatar {
    position: relative;
}

.avatar-placeholder {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--gray-200), var(--gray-300));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.founder-headshot {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto;
    display: block;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 3px solid var(--white);
}

.avatar-placeholder i {
    font-size: 3rem;
    color: var(--gray-600);
}

.founder-blockquote {
    border: none;
    margin: 0;
    position: relative;
    z-index: 2;
}

.founder-blockquote p {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.founder-blockquote footer {
    font-style: normal;
    color: var(--gray-600);
}

.founder-blockquote footer strong {
    color: var(--gray-900);
    font-weight: 700;
}

/* ===========================================
   FAQ SECTION
   =========================================== */
.faq-section {
    background: var(--gray-50);
}

.accordion {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.accordion-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-bottom: none;
    transition: all 0.3s ease;
}

.accordion-item:last-child {
    border-bottom: 1px solid var(--gray-200);
}

.accordion-item:hover {
    border-color: var(--nasa-blue);
    z-index: 2;
    position: relative;
}

.accordion-button {
    background-color: var(--white);
    border: none;
    padding: 1.5rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--gray-900);
    text-align: left;
    width: 100%;
    transition: all 0.3s ease;
    position: relative;
}

.accordion-button:hover {
    background-color: var(--gray-50);
    color: var(--nasa-blue);
}

.accordion-button:not(.collapsed) {
    background-color: var(--gray-50);
    color: var(--nasa-blue);
}

.accordion-button::after {
    content: "\f078";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    color: var(--nasa-blue);
    transition: all 0.3s ease;
    margin-left: auto;
}

.accordion-button:not(.collapsed)::after {
    transform: rotate(180deg);
}

.accordion-button:hover::after {
    transform: scale(1.1);
}

.accordion-button:not(.collapsed)::after,
.accordion-button.collapsed::after {
    background-image: none !important;
}

.accordion-collapse {
    transition: all 0.4s ease;
}

.accordion-body {
    padding: 0 1.5rem 1.5rem;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-600);
}

/* ===========================================
   FINAL CTA SECTION
   =========================================== */
.final-cta-section {
    background: linear-gradient(135deg, var(--saas-navy) 0%, var(--saas-navy-light) 100%);
    color: var(--white);
    text-align: center;
    padding: 6rem 0;
}

.final-cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    letter-spacing: -0.025em;
    color: var(--white);
}

/* ===========================================
   FOOTER
   =========================================== */
.site-footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 3rem 0;
}

.footer-copyright {
    color: var(--gray-400);
    margin: 0;
}

.footer-link {
    color: var(--gray-400);
    text-decoration: none;
    margin-right: 1.5rem;
    transition: all 0.3s ease;
}

.footer-link:last-child {
    margin-right: 0;
}

.footer-link:hover {
    color: var(--nasa-blue);
    text-decoration: underline;
}

/* ===========================================
   SCROLL ANIMATIONS
   =========================================== */
.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

/* Ensure critical elements are always visible */
.output-preview.fade-in-on-scroll,
.flow-arrows-svg {
    opacity: 1 !important;
    transform: none !important;
}

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

.slide-in-left {
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

.slide-in-left.visible {
    transform: translateX(0);
}

.slide-in-right {
    transform: translateX(30px);
    transition: all 0.8s ease;
}

.slide-in-right.visible {
    transform: translateX(0);
}

/* ===========================================
   ACCESSIBILITY
   =========================================== */
.btn:focus {
    outline: 3px solid rgba(11, 61, 145, 0.5);
    outline-offset: 2px;
}

.accordion-button:focus {
    box-shadow: 0 0 0 3px rgba(11, 61, 145, 0.3);
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--nasa-blue);
    color: var(--white);
    padding: 8px;
    text-decoration: none;
    z-index: 2000;
    border-radius: 4px;
}

.skip-link:focus {
    top: 6px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .fade-in-on-scroll,
    .slide-in-left,
    .slide-in-right,
    .btn,
    .accordion-button,
    .accordion-collapse {
        transition: none;
    }
    
    .orbit-ring,
    .diff-orbit,
    .core-glow,
    .arrow-path {
        animation: none;
    }
    
    .nasa-nav {
        transition: none;
    }
    
    .fade-in-on-scroll,
    .slide-in-left,
    .slide-in-right {
        opacity: 1;
        transform: none;
    }
}

/* ===========================================
   RESPONSIVE DESIGN
   =========================================== */
@media (max-width: 991px) {
    .hero-section {
        padding: 7rem 0 5rem;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .orbit-container {
        opacity: 0.5;
    }
    
    .mission-brief-core {
        margin: 2rem 0;
    }
    
    .flow-arrows-svg {
        display: none !important;
    }
    
    .inputs-column {
        margin-bottom: 2rem;
    }
    
    .output-preview {
        max-height: 450px;
    }
}

@media (max-width: 768px) {
    .display-1 { font-size: 2.5rem; }
    .display-4 { font-size: 1.875rem; }
    .hero-title { font-size: 2.25rem; }
    .hero-subtitle { font-size: 1rem; }
    
    section { padding: 4rem 0; }
    .container { padding: 0 1rem; }
    
    .hero-cta .btn {
        display: block;
        margin: 0 0 1rem 0 !important;
        width: 100%;
    }
    
    .nasa-nav .nav-links {
        flex-direction: column;
        gap: 0 !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    .nasa-nav .nav-links a {
        color: #ffffff !important;
        background: transparent !important;
    }

    .nasa-nav .nav-links a:hover {
        color: #ffffff !important;
        background: rgba(135, 206, 235, 0.15) !important;
    }

    .nasa-nav .nav-links li {
        background: #1a1a2e !important;
    }

    .orbit-container {
        opacity: 0.3;
    }
    
    .orbit-4, .orbit-5 {
        display: none;
    }
    
    .enhanced-bullets li {
        font-size: 1rem;
    }
    
    .problem-solution-card {
        padding: 1.5rem;
    }
    
    .input-card {
        padding: 1.25rem;
    }
    
    .section-header-title {
        font-size: 1.75rem;
    }
    
    .differentiator-title,
    .founders-title {
        font-size: 1.75rem;
    }
    
    .final-cta-title {
        font-size: 2rem;
    }
    
    .diff-orbit-container {
        width: 180px;
        height: 180px;
    }
    
    .diff-orbit-1 { width: 70px; height: 70px; }
    .diff-orbit-2 { width: 120px; height: 120px; }
    .diff-orbit-3 { width: 170px; height: 170px; }
    .diff-core { width: 45px; height: 45px; }
    .diff-core i { font-size: 1.1rem; }
    
    .founder-quote {
        padding: 2rem 1.5rem;
    }
    
    .founder-blockquote p {
        font-size: 1.125rem;
    }
    
    .quote-mark {
        font-size: 6rem;
        top: -5px;
        left: 10px;
    }
}

/* Landing Page FAQ - Matching Pricing Page Style */
.landing-faq-section {
    background: var(--gray-50);
}

.landing-faq-list {
    max-width: 700px;
    margin: 0 auto;
}

.landing-faq-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.landing-faq-question {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    padding: 1.25rem 1.5rem;
    margin: 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.landing-faq-question:hover {
    background: var(--gray-50);
}

.landing-faq-question i {
    color: var(--gray-400);
    transition: transform 0.2s ease;
}

.landing-faq-item.open .landing-faq-question i {
    transform: rotate(180deg);
}

.landing-faq-answer {
    display: none;
    padding: 0 1.5rem 1.25rem;
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

.landing-faq-item.open .landing-faq-answer {
    display: block;
}

.landing-faq-answer a {
    color: var(--nasa-blue);
    text-decoration: none;
}

.landing-faq-answer a:hover {
    text-decoration: underline;
}

@media (max-width: 576px) {
    .display-1 { font-size: 2rem; }
    .display-4 { font-size: 1.5rem; }
    .hero-title { font-size: 1.875rem; }
    .final-cta-title { font-size: 1.75rem; }
    
    section { padding: 3rem 0; }
    .final-cta-section { padding: 4rem 0; }
    
    .btn-lg {
        padding: 0.875rem 2rem;
        font-size: 0.875rem;
    }
    
    .input-card { padding: 1rem; }
    
    .accordion-button { padding: 1rem; }
    .accordion-body { padding: 0 1rem 1rem; }
    
    .founder-quote {
        padding: 1.5rem;
    }
    
    .avatar-placeholder {
        width: 80px;
        height: 80px;
    }
    
    .avatar-placeholder i {
        font-size: 2rem;
    }
    
    .mvp-status-badge {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }
    
    .footer-link {
        display: block;
        margin: 0.5rem 0;
    }
}