/* ========================================
   Design Partner Program - Premium Styles
   Context.ai
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --blue-50: #eff6ff;
    --blue-100: #dbeafe;
    --blue-400: #60a5fa;
    --blue-500: #3b82f6;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --blue-800: #1e40af;
    --blue-900: #1e3a8a;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --green-500: #10b981;
    --green-600: #059669;
    
    /* Spacing */
    --spacing: 4px;
    
    /* Timing */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(var(--spacing) * 4) calc(var(--spacing) * 8);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-800) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: calc(var(--spacing) * 8);
    list-style: none;
}

.nav-links a {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--blue-600);
    transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--blue-600);
}

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

.cta-button {
    padding: calc(var(--spacing) * 2.5) calc(var(--spacing) * 5);
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-800) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px -2px rgba(37, 99, 235, 0.2);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -4px rgba(37, 99, 235, 0.3);
}

/* ========================================
   Hero Section with Premium AI Brain
   ======================================== */

.hero-section {
    min-height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--spacing) * 25) calc(var(--spacing) * 8) calc(var(--spacing) * 15);
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 50%, var(--blue-50) 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

/* Premium AI Brain Motif */
.premium-brain-container {
    margin-bottom: calc(var(--spacing) * 10);
    display: flex;
    justify-content: center;
}

.premium-brain {
    width: 400px;
    height: 300px;
    animation: premiumFloat 8s ease-in-out infinite;
}

@keyframes premiumFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) rotate(2deg);
    }
    50% {
        transform: translateY(-25px) rotate(0deg);
    }
    75% {
        transform: translateY(-15px) rotate(-2deg);
    }
}

/* Orbital Rings Animation */
.orbital-ring {
    animation: ringRotate 20s linear infinite;
    transform-origin: center;
}

.ring-1 {
    animation-duration: 25s;
}

.ring-2 {
    animation-duration: 20s;
    animation-direction: reverse;
}

.ring-3 {
    animation-duration: 15s;
}

@keyframes ringRotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Connection Paths Animation */
.conn-path {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    animation: pathDraw 6s ease-in-out infinite;
}

.path-1 { animation-delay: 0s; }
.path-2 { animation-delay: 0.2s; }
.path-3 { animation-delay: 0.4s; }
.path-4 { animation-delay: 0.6s; }
.path-5 { animation-delay: 0.8s; }
.path-6 { animation-delay: 1s; }
.path-7 { animation-delay: 1.2s; }
.path-8 { animation-delay: 1.4s; }

@keyframes pathDraw {
    0%, 100% {
        stroke-dashoffset: 100;
        opacity: 0.1;
    }
    50% {
        stroke-dashoffset: 0;
        opacity: 0.4;
    }
}

.conn-path-inner {
    stroke-dasharray: 80;
    stroke-dashoffset: 80;
    animation: pathDrawInner 5s ease-in-out infinite;
}

@keyframes pathDrawInner {
    0%, 100% {
        stroke-dashoffset: 80;
        opacity: 0.2;
    }
    50% {
        stroke-dashoffset: 0;
        opacity: 0.6;
    }
}

/* Neural Nodes Animation */
.node-outer {
    animation: nodeGlow 3s ease-in-out infinite;
}

.node-1 { animation-delay: 0s; }
.node-2 { animation-delay: 0.3s; }
.node-3 { animation-delay: 0.6s; }
.node-4 { animation-delay: 0.9s; }
.node-5 { animation-delay: 1.2s; }
.node-6 { animation-delay: 1.5s; }
.node-7 { animation-delay: 1.8s; }
.node-8 { animation-delay: 2.1s; }

@keyframes nodeGlow {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.node-inner {
    animation: nodeGlowInner 2.5s ease-in-out infinite;
}

@keyframes nodeGlowInner {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.3);
    }
}

/* Core Pulse Animation */
.core-pulse {
    animation: corePulse 4s ease-in-out infinite;
}

@keyframes corePulse {
    0%, 100% {
        opacity: 0.8;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

/* Exclusivity Badge */
.exclusivity-badge {
    animation: badgeFade 3s ease-in-out infinite;
}

@keyframes badgeFade {
    0%, 100% {
        opacity: 0.7;
    }
    50% {
        opacity: 1;
    }
}

/* Hero Text Content */
.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: calc(var(--spacing) * 6);
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--blue-800) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 22px;
    line-height: 1.6;
    color: var(--gray-600);
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   Program Highlights Section
   ======================================== */

.highlights-section {
    padding: calc(var(--spacing) * 20) calc(var(--spacing) * 8);
    background: var(--white);
    position: relative;
}

.highlights-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: calc(var(--spacing) * 8);
}

.highlight-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    padding: calc(var(--spacing) * 10);
    position: relative;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px);
}

.highlight-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.card-1 { transition-delay: 0.1s; }
.card-2 { transition-delay: 0.2s; }
.card-3 { transition-delay: 0.3s; }
.card-4 { transition-delay: 0.4s; }

.highlight-card:hover {
    border-color: var(--blue-400);
    box-shadow: 0 20px 40px -10px rgba(59, 130, 246, 0.15);
    transform: translateY(-8px);
}

.card-icon {
    margin-bottom: calc(var(--spacing) * 6);
    display: inline-block;
    transition: transform var(--transition-normal);
}

.highlight-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
}

.card-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: calc(var(--spacing) * 3);
    letter-spacing: -0.01em;
}

.card-description {
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-600);
    margin-bottom: calc(var(--spacing) * 6);
}

/* Card Decoration */
.card-decoration {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 2);
    margin-top: calc(var(--spacing) * 8);
    opacity: 0.5;
}

.decoration-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--blue-500);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.3);
        opacity: 1;
    }
}

.decoration-line {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--blue-500) 0%, transparent 100%);
}

/* ========================================
   Dashboard Preview Section
   ======================================== */

.dashboard-preview-section {
    padding: calc(var(--spacing) * 20) calc(var(--spacing) * 8);
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
    position: relative;
}

.dashboard-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    text-align: center;
    margin-bottom: calc(var(--spacing) * 4);
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--blue-700) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 18px;
    text-align: center;
    color: var(--gray-600);
    margin-bottom: calc(var(--spacing) * 15);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Dashboard Panels */
.dashboard-panels {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: calc(var(--spacing) * 8);
    position: relative;
}

.dashboard-panel {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: calc(var(--spacing) * 6);
    box-shadow: 0 4px 20px -4px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px) scale(0.95);
}

.dashboard-panel.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.dashboard-panel:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px -8px rgba(59, 130, 246, 0.15);
    border-color: var(--blue-300);
}

.panel-insights {
    grid-column: 1;
    transition-delay: 0.1s;
}

.panel-presentation {
    grid-column: 2;
    transition-delay: 0.2s;
}

.panel-comparables {
    grid-column: 1 / -1;
    max-width: 600px;
    margin: 0 auto;
    transition-delay: 0.3s;
}

/* Panel Header */
.panel-header {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 3);
    margin-bottom: calc(var(--spacing) * 5);
    padding-bottom: calc(var(--spacing) * 4);
    border-bottom: 1px solid var(--gray-200);
}

.panel-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-50);
    border-radius: 8px;
}

.panel-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    flex: 1;
}

.panel-status {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 1.5);
    padding: calc(var(--spacing) * 1.5) calc(var(--spacing) * 3);
    background: var(--green-50);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--green-600);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--green-500);
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.3);
    }
}

.panel-badge {
    padding: calc(var(--spacing) * 1.5) calc(var(--spacing) * 3);
    background: var(--blue-50);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--blue-600);
}

/* Panel Content - Insights */
.panel-content {
    padding: calc(var(--spacing) * 2) 0;
}

.insight-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing) * 3) 0;
    border-bottom: 1px solid var(--gray-100);
}

.insight-item:last-of-type {
    border-bottom: none;
}

.insight-label {
    font-size: 14px;
    color: var(--gray-600);
    font-weight: 500;
}

.insight-value {
    font-size: 18px;
    font-weight: 700;
    padding: calc(var(--spacing) * 1.5) calc(var(--spacing) * 3);
    border-radius: 6px;
}

.insight-value.positive {
    color: var(--green-600);
    background: var(--green-50);
}

.insight-value.neutral {
    color: var(--blue-600);
    background: var(--blue-50);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-100);
    border-radius: 4px;
    margin: calc(var(--spacing) * 4) 0;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--blue-500) 0%, var(--blue-600) 100%);
    border-radius: 4px;
    animation: progressFill 2s ease-out;
}

@keyframes progressFill {
    from {
        width: 0;
    }
}

.insight-footer {
    margin-top: calc(var(--spacing) * 4);
    padding-top: calc(var(--spacing) * 4);
    border-top: 1px solid var(--gray-100);
}

.footer-text {
    font-size: 13px;
    color: var(--gray-500);
}

/* Panel Content - Presentation */
.slide-preview {
    display: flex;
    gap: calc(var(--spacing) * 3);
    margin-bottom: calc(var(--spacing) * 4);
}

.slide-thumbnail {
    flex: 1;
    aspect-ratio: 16 / 10;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    padding: calc(var(--spacing) * 3);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 2);
    transition: all var(--transition-normal);
}

.slide-thumbnail:hover {
    transform: scale(1.05);
    border-color: var(--blue-400);
    box-shadow: 0 8px 16px -4px rgba(59, 130, 246, 0.2);
}

.slide-title-bar {
    width: 70%;
    height: 8px;
    background: var(--blue-500);
    border-radius: 2px;
    opacity: 0.6;
}

.slide-content-bars {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 2);
    flex: 1;
}

.content-bar {
    height: 4px;
    background: var(--gray-300);
    border-radius: 2px;
}

.bar-1 {
    width: 90%;
}

.bar-2 {
    width: 75%;
}

.bar-3 {
    width: 85%;
}

.slide-chart {
    display: flex;
    align-items: flex-end;
    gap: calc(var(--spacing) * 2);
    height: 100%;
    padding: calc(var(--spacing) * 2) 0;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--blue-400) 0%, var(--blue-600) 100%);
    border-radius: 2px 2px 0 0;
    animation: chartBarGrow 1s ease-out;
}

@keyframes chartBarGrow {
    from {
        height: 0;
    }
}

.generation-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing) * 3) calc(var(--spacing) * 4);
    background: var(--blue-50);
    border-radius: 8px;
}

.status-text {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 2);
    font-size: 14px;
    font-weight: 500;
    color: var(--blue-700);
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.status-progress {
    font-size: 13px;
    color: var(--blue-600);
}

/* Panel Content - Comparables */
.comparable-row {
    display: grid;
    grid-template-columns: 120px 1fr 80px;
    align-items: center;
    gap: calc(var(--spacing) * 4);
    padding: calc(var(--spacing) * 3) 0;
    border-bottom: 1px solid var(--gray-100);
}

.comparable-row:last-child {
    border-bottom: none;
}

.comparable-row.highlight {
    background: var(--blue-50);
    padding: calc(var(--spacing) * 3) calc(var(--spacing) * 4);
    margin: 0 calc(var(--spacing) * -4);
    border-radius: 8px;
}

.comparable-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
}

.comparable-bar {
    height: 24px;
    background: var(--gray-100);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--blue-500) 0%, var(--blue-600) 100%);
    border-radius: 4px;
    animation: barFill 1.5s ease-out;
}

@keyframes barFill {
    from {
        width: 0;
    }
}

.comparable-row.highlight .bar-fill {
    background: linear-gradient(90deg, var(--blue-600) 0%, var(--blue-700) 100%);
}

.comparable-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    text-align: right;
}

/* ========================================
   CTA Section
   ======================================== */

.cta-section {
    padding: calc(var(--spacing) * 25) calc(var(--spacing) * 8);
    background: linear-gradient(135deg, var(--blue-50) 0%, var(--white) 50%, var(--blue-50) 100%);
    position: relative;
    overflow: hidden;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-content {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.cta-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.cta-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: calc(var(--spacing) * 5);
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--blue-700) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.cta-description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--gray-600);
    margin-bottom: calc(var(--spacing) * 10);
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button-large {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing) * 3);
    padding: calc(var(--spacing) * 4) calc(var(--spacing) * 8);
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-800) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 18px;
    transition: all var(--transition-normal);
    box-shadow: 0 10px 30px -5px rgba(37, 99, 235, 0.3);
}

.cta-button-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -8px rgba(37, 99, 235, 0.4);
}

.cta-button-large svg {
    transition: transform var(--transition-fast);
}

.cta-button-large:hover svg {
    transform: translateX(4px);
}

.cta-note {
    margin-top: calc(var(--spacing) * 6);
    font-size: 14px;
    color: var(--gray-500);
}

/* CTA Decoration */
.cta-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.1;
    z-index: 1;
    pointer-events: none;
}

.decoration-brain {
    animation: decorationFloat 10s ease-in-out infinite;
}

@keyframes decorationFloat {
    0%, 100% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.2);
    }
}

.deco-ring-1,
.deco-ring-2 {
    animation: decoRingPulse 4s ease-in-out infinite;
}

.deco-ring-2 {
    animation-delay: 2s;
}

@keyframes decoRingPulse {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.1);
    }
}

.deco-node {
    animation: decoNodeGlow 3s ease-in-out infinite;
}

@keyframes decoNodeGlow {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.7;
    }
}

/* ========================================
   Footer
   ======================================== */

.main-footer {
    background: var(--gray-900);
    color: var(--white);
    padding: calc(var(--spacing) * 15) calc(var(--spacing) * 8) calc(var(--spacing) * 8);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing) * 15);
    margin-bottom: calc(var(--spacing) * 10);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--blue-400) 0%, var(--blue-600) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: calc(var(--spacing) * 3);
}

.footer-tagline {
    color: var(--gray-400);
    line-height: 1.6;
    font-size: 14px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: calc(var(--spacing) * 10);
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: calc(var(--spacing) * 4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: calc(var(--spacing) * 2);
}

.footer-column a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--blue-400);
}

.footer-bottom {
    padding-top: calc(var(--spacing) * 8);
    border-top: 1px solid var(--gray-800);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 14px;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1200px) {
    .hero-title {
        font-size: 56px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .premium-brain {
        width: 350px;
        height: 260px;
    }

    .highlights-container {
        gap: calc(var(--spacing) * 6);
    }

    .section-title {
        font-size: 38px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: calc(var(--spacing) * 4);
    }

    .nav-links {
        display: none;
    }

    .hero-section {
        padding: calc(var(--spacing) * 20) calc(var(--spacing) * 4) calc(var(--spacing) * 10);
        min-height: auto;
    }

    .premium-brain {
        width: 300px;
        height: 220px;
    }

    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .highlights-container {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing) * 4);
    }

    .highlight-card {
        padding: calc(var(--spacing) * 8);
    }

    .dashboard-panels {
        grid-template-columns: 1fr;
    }

    .panel-comparables {
        grid-column: 1;
    }

    .section-title {
        font-size: 32px;
    }

    .section-subtitle {
        font-size: 16px;
    }

    .cta-title {
        font-size: 36px;
    }

    .cta-description {
        font-size: 16px;
    }

    .cta-button-large {
        padding: calc(var(--spacing) * 3.5) calc(var(--spacing) * 6);
        font-size: 16px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing) * 8);
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing) * 6);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .premium-brain {
        width: 280px;
        height: 200px;
    }

    .card-title {
        font-size: 20px;
    }

    .card-description {
        font-size: 15px;
    }

    .cta-title {
        font-size: 28px;
    }

    .slide-preview {
        flex-direction: column;
    }

    .comparable-row {
        grid-template-columns: 80px 1fr 70px;
        gap: calc(var(--spacing) * 2);
    }

    .comparable-name {
        font-size: 13px;
    }

    .comparable-value {
        font-size: 14px;
    }
}