/* ==========================================
   DUX - AI-Powered ERP Migration & Analytics
   Design System & Styles
   ========================================== */

/* CSS Variables / Design Tokens */
:root {
    /* Colors */
    --color-bg: #0a0a0a;
    --color-bg-elevated: #111111;
    --color-bg-card: #161616;
    --color-bg-card-hover: #1a1a1a;

    --color-accent: #c8ff00;
    --color-accent-dim: rgba(200, 255, 0, 0.15);
    --color-accent-glow: rgba(200, 255, 0, 0.3);

    --color-text: #ffffff;
    --color-text-secondary: #a1a1a1;
    --color-text-tertiary: #6b6b6b;

    --color-border: #2a2a2a;
    --color-border-light: #333333;

    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Typography */
    /* Chakra Petch: Angular, tech-forward - matches DUX logo aesthetic */
    --font-display: 'Chakra Petch', -apple-system, BlinkMacSystemFont, sans-serif;
    /* Space Grotesk: Modern geometric, highly readable for body */
    --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --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;
    --text-7xl: 4.5rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    --shadow-accent: 0 0 30px var(--color-accent-glow);

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

    /* Layout */
    --container-max: 1280px;
    --nav-height: 72px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
    list-style: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

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

/* Typography Utilities */
.text-accent {
    color: var(--color-accent);
}

/* Headings - Use display font (Chakra Petch) */
h1, h2, h3, h4, h5, h6,
.hero-title,
.section-title,
.feature-title,
.pricing-name,
.cta-title,
.step-title,
.tab-content h3 {
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

/* ==========================================
   Navigation
   ========================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-icon {
    height: 40px;
    width: auto;
    color: var(--color-accent);
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.nav-mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-fast);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}

.btn-primary:hover {
    background: #b8e600;
    box-shadow: var(--shadow-accent);
}

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

.btn-secondary:hover {
    background: var(--color-bg-card);
    border-color: var(--color-text-tertiary);
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
}

.btn-full {
    width: 100%;
}

.btn-icon {
    width: 16px;
    height: 16px;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    padding-top: calc(var(--nav-height) + var(--space-16));
    padding-bottom: var(--space-16);
    overflow: hidden;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(200, 255, 0, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(200, 255, 0, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 40%, transparent 100%);
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-content {
    max-width: 640px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-accent-dim);
    border: 1px solid rgba(200, 255, 0, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: var(--space-6);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: var(--space-6);
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-8);
}

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

/* Hero Visual / Orbital System */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orbital-system {
    position: relative;
    width: 500px;
    height: 500px;
}

/* Central DUX Core */
.orbital-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    z-index: 10;
}

.core-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    animation: core-pulse 3s ease-in-out infinite;
}

.core-inner {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px var(--color-accent-glow), inset 0 0 20px rgba(200, 255, 0, 0.1);
}

.core-label {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
}

.core-logo {
    width: 60px;
    height: auto;
    color: var(--color-accent);
}

@keyframes core-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

/* Orbits */
.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px dashed rgba(200, 255, 0, 0.2);
}

.orbit-label {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    font-weight: 500;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    white-space: nowrap;
    background: var(--color-bg);
    padding: 0 8px;
}

/* Orbit 1: Enterprise - Innermost */
.orbit-1 {
    width: 160px;
    height: 160px;
    animation: orbit-rotate 40s linear infinite;
}

.orbit-1 .orbit-ring {
    border-color: rgba(200, 255, 0, 0.4);
    border-style: solid;
    border-width: 2px;
}

/* Orbit 2: Mid-Market Leaders */
.orbit-2 {
    width: 280px;
    height: 280px;
    animation: orbit-rotate 60s linear infinite reverse;
}

.orbit-2 .orbit-ring {
    border-color: rgba(200, 255, 0, 0.25);
}

/* Orbit 3: Growing Solutions - Outermost */
.orbit-3 {
    width: 420px;
    height: 420px;
    animation: orbit-rotate 80s linear infinite;
}

.orbit-3 .orbit-ring {
    border-color: rgba(200, 255, 0, 0.15);
}

/* Single keyframe for all orbits - duration set per orbit */
@keyframes orbit-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Orbital Nodes - positioned on the orbit ring */
.orbital-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: center center;
}

/* Enterprise nodes (Orbit 1) - innermost ring */
.orbit-1 .orbital-node {
    transform: rotate(var(--angle)) translateY(-80px);
}

/* Fix Oracle position specifically */
.orbit-1 .orbital-node:nth-child(4) {
    transform: rotate(var(--angle)) translateY(-75px);
}

/* Mid-Market nodes (Orbit 2) - middle ring, rotates reverse */
.orbit-2 .orbital-node {
    transform: rotate(var(--angle)) translateY(-140px);
}

/* Growing/SMB nodes (Orbit 3) - outermost ring */
.orbit-3 .orbital-node {
    transform: rotate(var(--angle)) translateY(-210px);
}

/* Node name text - CSS counter-rotation keeps text upright */
.node-name {
    display: block;
    font-size: var(--text-xs);
    font-weight: 600;
    white-space: nowrap;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

/* Counter-rotate text to keep it upright - same duration, opposite direction */
.orbit-1 .node-name {
    animation: counter-rotate 40s linear infinite reverse;
}

.orbit-2 .node-name {
    /* orbit-2 is already reverse, so counter-rotation is normal direction */
    animation: counter-rotate 60s linear infinite;
}

.orbit-3 .node-name {
    animation: counter-rotate 80s linear infinite reverse;
}

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

/* Enterprise Nodes - Largest, brightest */
.node-enterprise .node-name {
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: var(--text-sm);
    box-shadow: 0 0 20px var(--color-accent-glow);
}

/* Mid-Market Leader Nodes */
.node-midmarket .node-name {
    background: var(--color-bg-card);
    color: var(--color-text);
    border: 1px solid var(--color-accent);
    box-shadow: 0 0 15px rgba(200, 255, 0, 0.2);
}

/* Growing Solution Nodes - Smallest, subtle */
.node-growing .node-name {
    background: var(--color-bg-card);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border-light);
    font-size: 10px;
    padding: 4px 8px;
}

.node-growing .node-name:hover {
    border-color: var(--color-accent);
    color: var(--color-text);
}


/* Hover effects - use box-shadow instead of transform to avoid animation conflicts */
.orbital-node {
    cursor: pointer;
}

.orbital-node:hover {
    z-index: 100;
}

.orbital-node:hover .node-name {
    box-shadow: 0 0 25px var(--color-accent-glow);
}


/* Stats Bar */
.stats-bar {
    margin-top: var(--space-16);
    padding: var(--space-8) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    justify-content: center;
    gap: var(--space-12);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.stat-divider {
    width: 1px;
    background: var(--color-border);
}

/* ==========================================
   Logos Section
   ========================================== */
.logos-section {
    padding: var(--space-16) 0;
    background: var(--color-bg-elevated);
    overflow: hidden;
}

.logos-title {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-10);
}

.logos-marquee {
    position: relative;
    width: 100%;
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.logos-track {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    width: max-content;
    animation: marquee 30s linear infinite;
}

.logos-track:hover {
    animation-play-state: paused;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.logo-item {
    color: var(--color-text-tertiary);
    transition: all var(--transition-base);
    opacity: 0.6;
    flex-shrink: 0;
}

.logo-item:hover {
    color: var(--color-accent);
    opacity: 1;
}

.logo-item svg {
    height: 24px;
    width: auto;
    display: block;
}

.logo-text-brand {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* ==========================================
   Section Styles
   ========================================== */
section {
    padding: var(--space-24) 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--space-16);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-4);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

/* ==========================================
   How It Works Section
   ========================================== */
.how-it-works {
    background: var(--color-bg);
}

.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    left: 40px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
}

.process-step {
    position: relative;
    display: grid;
    grid-template-columns: 80px 1fr 1fr;
    gap: var(--space-8);
    padding: var(--space-12) 0;
}

.process-step:not(:last-child) {
    border-bottom: 1px solid var(--color-border);
}

.step-number {
    font-size: var(--text-3xl);
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--color-accent);
}

.step-content {
    padding-right: var(--space-8);
}

.step-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-dim);
    border: 1px solid rgba(200, 255, 0, 0.3);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.step-icon svg {
    width: 24px;
    height: 24px;
}

.step-title {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-3);
}

.step-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.step-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Terminal Window */
.terminal-window {
    width: 100%;
    max-width: 360px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27ca40; }

.terminal-content {
    padding: var(--space-4);
}

.terminal-content code {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.code-prompt {
    color: var(--color-accent);
}

/* Context Meter */
.context-meter {
    width: 100%;
    max-width: 320px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
}

.meter-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

.meter-bar {
    height: 8px;
    background: var(--color-bg-elevated);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.meter-fill {
    height: 100%;
    width: var(--progress);
    background: linear-gradient(90deg, var(--color-accent), #a0d900);
    border-radius: var(--radius-full);
    position: relative;
    transition: width 1s ease;
}

.meter-value {
    position: absolute;
    right: -20px;
    top: -24px;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-accent);
}

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

.meter-item {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    padding-left: var(--space-4);
    position: relative;
}

.meter-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
}

.meter-item.complete::before {
    background: var(--color-success);
    border-color: var(--color-success);
}

.meter-item.active::before {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

/* Stakeholder Grid */
.stakeholder-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
    max-width: 280px;
}

.stakeholder-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3);
    text-align: center;
}

.stakeholder-card.conflict {
    border-color: var(--color-warning);
    background: rgba(245, 158, 11, 0.1);
}

.stakeholder-avatar {
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-text);
    background: var(--color-bg-elevated);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-2);
}

.stakeholder-status {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

.stakeholder-status.answered {
    color: var(--color-success);
}

.stakeholder-status.pending {
    color: var(--color-warning);
}

/* Approval Card */
.approval-card {
    width: 100%;
    max-width: 320px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.approval-header {
    padding: var(--space-3) var(--space-4);
    background: var(--color-accent-dim);
    border-bottom: 1px solid rgba(200, 255, 0, 0.2);
}

.approval-badge {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
}

.approval-content {
    padding: var(--space-4);
}

.approval-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.check-icon {
    width: 16px;
    height: 16px;
    color: var(--color-success);
}

.approval-btn {
    display: block;
    width: calc(100% - var(--space-8));
    margin: var(--space-4);
    padding: var(--space-3);
    background: var(--color-accent);
    color: var(--color-bg);
    font-weight: 600;
    font-size: var(--text-sm);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-fast);
}

.approval-btn:hover {
    background: #b8e600;
}

/* ==========================================
   Features Section
   ========================================== */
.features {
    background: var(--color-bg-elevated);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.feature-card.feature-large {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-8);
    align-items: center;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-dim);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.feature-description {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    line-height: 1.6;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.feature-tag {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-elevated);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
}

/* ==========================================
   Solutions Section
   ========================================== */
.solutions {
    background: var(--color-bg);
}

.solutions-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tabs-nav {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-1);
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-8);
}

.tab-btn {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    color: var(--color-text);
}

.tab-btn.active {
    background: var(--color-accent);
    color: var(--color-bg);
}

.tab-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
}

.tab-panel.active {
    display: grid;
}

.tab-content h3 {
    font-size: var(--text-2xl);
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.tab-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

.tab-features {
    margin-bottom: var(--space-6);
}

.tab-features li {
    position: relative;
    padding-left: var(--space-6);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.tab-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* Migration Visual */
.migration-visual {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.erp-box {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    text-align: center;
    min-width: 120px;
}

.erp-box.target {
    border-color: var(--color-accent);
}

.erp-label {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-1);
}

.erp-name {
    font-size: var(--text-sm);
    font-weight: 600;
}

.migration-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-accent);
}

.migration-arrow svg {
    width: 80px;
}

.arrow-label {
    font-size: var(--text-xs);
    font-weight: 500;
}

/* Implementation Phases */
.implementation-phases {
    display: flex;
    gap: var(--space-3);
}

.phase {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    min-width: 80px;
}

.phase.complete {
    border-color: var(--color-success);
}

.phase.active {
    border-color: var(--color-accent);
    background: var(--color-accent-dim);
}

.phase-num {
    font-size: var(--text-xl);
    font-weight: 700;
    font-family: var(--font-mono);
}

.phase.complete .phase-num {
    color: var(--color-success);
}

.phase.active .phase-num {
    color: var(--color-accent);
}

.phase-name {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

/* Analytics Preview */
.analytics-preview {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.analytics-metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.analytics-metric.highlight {
    border-color: var(--color-warning);
    background: rgba(245, 158, 11, 0.1);
}

.metric-value {
    font-size: var(--text-2xl);
    font-weight: 700;
    font-family: var(--font-mono);
}

.analytics-metric.highlight .metric-value {
    color: var(--color-warning);
}

.metric-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

/* Consolidation Visual */
.consolidation-visual {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.system-cluster {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mini-system {
    padding: var(--space-2) var(--space-4);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: 500;
}

.consolidation-arrow {
    font-size: var(--text-3xl);
    color: var(--color-accent);
}

.unified-system {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-6);
    background: var(--color-accent-dim);
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-lg);
    font-weight: 600;
}

.unified-system span:first-child {
    font-size: var(--text-xs);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}


/* ==========================================
   Pricing Section
   ========================================== */
.pricing {
    background: var(--color-bg);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    max-width: 1100px;
    margin: 0 auto;
    align-items: stretch;
}

.pricing-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    padding-top: var(--space-10);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--color-accent);
    background: linear-gradient(180deg, var(--color-accent-dim) 0%, var(--color-bg-card) 100%);
}

.pricing-card.featured:hover {
    border-color: var(--color-accent);
    box-shadow: 0 0 30px var(--color-accent-glow);
}

.pricing-badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-accent);
    color: var(--color-bg);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-header {
    margin-bottom: var(--space-6);
    min-height: 70px;
}

.pricing-name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--space-2);
}

.pricing-description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.pricing-price {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border);
    min-height: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.price-currency {
    font-size: var(--text-xl);
    font-weight: 500;
    vertical-align: top;
}

.price-amount {
    font-size: var(--text-3xl);
    font-weight: 700;
    font-family: var(--font-display);
    letter-spacing: 0.02em;
}

.price-period {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.pricing-features {
    flex: 1;
    margin-bottom: var(--space-6);
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
    line-height: 1.4;
}

.pricing-features svg {
    width: 16px;
    height: 16px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

/* Ensure buttons align at bottom */
.pricing-card .btn {
    margin-top: auto;
}

/* ==========================================
   CTA Section
   ========================================== */
.cta-section {
    background: var(--color-bg-elevated);
    padding: var(--space-20) 0;
}

.cta-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-12);
}

.cta-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.cta-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}

.cta-actions {
    margin-bottom: var(--space-2);
}

.cta-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
    font-weight: 600;
}

.cta-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.form-input,
.form-select {
    padding: var(--space-4);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-input::placeholder {
    color: var(--color-text-tertiary);
}

.form-select {
    cursor: pointer;
}

.form-select option {
    background: var(--color-bg-card);
}

.cta-note {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--space-3);
}

.cta-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-illustration {
    position: relative;
    width: 300px;
    height: 300px;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.floating-card.card-1 {
    top: 20%;
    left: 0;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 45%;
    right: 0;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 15%;
    left: 10%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.card-icon {
    font-size: var(--text-xl);
}

.card-text {
    font-size: var(--text-sm);
    font-weight: 500;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--color-bg);
    padding: var(--space-16) 0 var(--space-8);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
}

.footer-logo {
    display: inline-block;
    margin-bottom: var(--space-4);
}

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

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

.footer-heading {
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.footer-column ul li {
    margin-bottom: var(--space-2);
}

.footer-column a {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.copyright {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
}

.footer-badges {
    display: flex;
    gap: var(--space-3);
}

.footer-badges .badge {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    background: var(--color-bg-card);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

/* Compact Footer Styles */
.footer-compact {
    padding: var(--space-8) 0 var(--space-6);
}

.footer-compact .footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-8);
    margin-bottom: var(--space-6);
}

.footer-compact .footer-brand {
    flex-shrink: 0;
}

.footer-compact .footer-tagline {
    margin-bottom: var(--space-4);
}

.footer-links-compact {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4) var(--space-8);
    align-items: center;
    justify-content: flex-end;
}

.footer-links-compact a {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.footer-links-compact a:hover {
    color: var(--color-text);
}

.footer-compact .footer-bottom {
    padding-top: var(--space-6);
}

.badge-review {
    color: var(--color-warning) !important;
    border-color: rgba(245, 158, 11, 0.3) !important;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .orbital-system {
        width: 350px;
        height: 350px;
    }

    .orbit-3 {
        width: 300px;
        height: 300px;
    }

    .orbit-3 .orbital-node {
        transform: rotate(var(--angle)) translateY(-150px) rotate(calc(-1 * var(--angle)));
    }

    .process-step {
        grid-template-columns: 60px 1fr;
    }

    .step-visual {
        display: none;
    }

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

    .feature-card.feature-large {
        grid-column: span 2;
        grid-template-columns: 1fr;
    }

    .tab-panel {
        grid-template-columns: 1fr;
    }

    .tab-visual {
        display: none;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .cta-card {
        grid-template-columns: 1fr;
    }

    .cta-visual {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-compact .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-links-compact {
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-actions .nav-link {
        display: none;
    }

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

    .stats-container {
        flex-wrap: wrap;
        gap: var(--space-6);
    }

    .stat-divider {
        display: none;
    }

    .stat-item {
        flex: 0 0 calc(50% - var(--space-3));
    }

    .process-line {
        left: 20px;
    }

    .process-step {
        grid-template-columns: 1fr;
        padding-left: 48px;
    }

    .step-number {
        position: absolute;
        left: 0;
        font-size: var(--text-xl);
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-card.feature-large {
        grid-column: span 1;
    }

    .tabs-nav {
        flex-direction: column;
    }

    .tab-panel {
        padding: var(--space-6);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

    .footer-links-compact {
        gap: var(--space-3) var(--space-6);
    }
}

@media (max-width: 480px) {
    :root {
        --space-6: 1.25rem;
        --space-8: 1.5rem;
        --space-12: 2rem;
        --space-16: 3rem;
        --space-20: 4rem;
        --space-24: 5rem;
    }

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

    .section-title {
        font-size: var(--text-2xl);
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .logos-grid {
        gap: var(--space-6);
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}