/* ==========================================================================
   ContractAI - AI Contract Management Platform
   Premium CSS with Design Tokens
   ========================================================================== */

/* ==========================================================================
   DESIGN TOKENS
   ========================================================================== */

:root {
    /* Colors - Navy & Legal Gold Theme */
    --color-primary: #1E293B;
    --color-primary-light: #334155;
    --color-primary-dark: #0F172A;
    --color-secondary: #D4AF37;
    --color-secondary-light: #E5C158;
    --color-secondary-dark: #B8962E;
    --color-accent: #3B82F6;
    --color-accent-light: #60A5FA;
    --color-accent-dark: #2563EB;

    /* Status Colors */
    --color-success: #10B981;
    --color-success-light: #34D399;
    --color-warning: #F59E0B;
    --color-warning-light: #FBBF24;
    --color-danger: #EF4444;
    --color-danger-light: #F87171;
    --color-info: #3B82F6;

    /* Risk Colors */
    --color-risk-low: #10B981;
    --color-risk-medium: #F59E0B;
    --color-risk-high: #EF4444;

    /* Neutrals */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-neutral-50: #F8FAFC;
    --color-neutral-100: #F1F5F9;
    --color-neutral-200: #E2E8F0;
    --color-neutral-300: #CBD5E1;
    --color-neutral-400: #94A3B8;
    --color-neutral-500: #64748B;
    --color-neutral-600: #475569;
    --color-neutral-700: #334155;
    --color-neutral-800: #1E293B;
    --color-neutral-900: #0F172A;
    --color-neutral-950: #020617;

    /* Typography */
    --font-heading: 'Spectral', Georgia, serif;
    --font-body: 'Inter', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Font Sizes - Fluid Typography */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3rem);
    --text-5xl: clamp(3rem, 2rem + 5vw, 4.5rem);
    --text-6xl: clamp(3.75rem, 2.5rem + 6.25vw, 6rem);

    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* Letter Spacing */
    --tracking-tighter: -0.05em;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;

    /* Spacing Scale (8px base) */
    --space-0: 0;
    --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;
    --space-32: 8rem;
    --space-40: 10rem;
    --space-48: 12rem;
    --space-64: 16rem;

    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / 0.05);

    /* Glow Effects */
    --glow-primary: 0 0 20px rgba(30, 41, 59, 0.3);
    --glow-secondary: 0 0 20px rgba(212, 175, 55, 0.3);
    --glow-accent: 0 0 20px rgba(59, 130, 246, 0.3);
    --glow-success: 0 0 20px rgba(16, 185, 129, 0.3);
    --glow-warning: 0 0 20px rgba(245, 158, 11, 0.3);
    --glow-danger: 0 0 20px rgba(239, 68, 68, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slower: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.16, 1, 0.3, 1);

    /* Z-Index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-max: 9999;

    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1440px;
}

/* Dark Mode Tokens */
.dark {
    --color-primary: #E2E8F0;
    --color-primary-light: #F1F5F9;
    --color-primary-dark: #CBD5E1;

    --color-neutral-50: #0F172A;
    --color-neutral-100: #1E293B;
    --color-neutral-200: #334155;
    --color-neutral-300: #475569;
    --color-neutral-400: #64748B;
    --color-neutral-500: #94A3B8;
    --color-neutral-600: #CBD5E1;
    --color-neutral-700: #E2E8F0;
    --color-neutral-800: #F1F5F9;
    --color-neutral-900: #F8FAFC;
    --color-neutral-950: #FFFFFF;

    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.3), 0 1px 2px -1px rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.3), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.3), 0 8px 10px -6px rgb(0 0 0 / 0.3);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.5);
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-feature-settings: 'kern' 1, 'liga' 1;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-neutral-900);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.dark body {
    color: var(--color-neutral-100);
    background-color: var(--color-neutral-950);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

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

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ==========================================================================
   LAYOUT
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }
.container-2xl { max-width: var(--container-2xl); }

/* Section Spacing */
.section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
}

.section-lg {
    padding-top: var(--space-32);
    padding-bottom: var(--space-32);
}

.section-sm {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-neutral-200);
    transition: all var(--transition-base);
}

.dark .nav {
    background: rgba(15, 23, 42, 0.9);
    border-bottom-color: var(--color-neutral-800);
}

.nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
}

.dark .nav-logo {
    color: var(--color-white);
}

.nav-logo svg {
    width: 32px;
    height: 32px;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-8);
    list-style: none;
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-600);
    transition: color var(--transition-fast);
}

.dark .nav-link {
    color: var(--color-neutral-400);
}

.nav-link:hover {
    color: var(--color-neutral-900);
}

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

.nav-link.active {
    color: var(--color-accent);
}

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

/* Mobile Menu */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-neutral-700);
}

.dark .mobile-menu-toggle {
    color: var(--color-neutral-300);
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    padding: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: var(--z-modal);
    overflow-y: auto;
}

.dark .mobile-menu {
    background: var(--color-neutral-950);
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-nav-links {
    list-style: none;
    margin-bottom: var(--space-8);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--text-lg);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    border-bottom: 1px solid var(--color-neutral-200);
}

.dark .mobile-nav-link {
    color: var(--color-neutral-300);
    border-bottom-color: var(--color-neutral-800);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Primary Button */
.btn-primary {
    background: var(--color-neutral-900);
    color: var(--color-white);
}

.dark .btn-primary {
    background: var(--color-white);
    color: var(--color-neutral-900);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-neutral-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.dark .btn-primary:hover:not(:disabled) {
    background: var(--color-neutral-100);
}

/* Secondary Button */
.btn-secondary {
    background: transparent;
    color: var(--color-neutral-700);
    border: 1px solid var(--color-neutral-300);
}

.dark .btn-secondary {
    color: var(--color-neutral-300);
    border-color: var(--color-neutral-700);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-neutral-100);
    border-color: var(--color-neutral-400);
}

.dark .btn-secondary:hover:not(:disabled) {
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-600);
}

/* Accent Button */
.btn-accent {
    background: var(--color-accent);
    color: var(--color-white);
}

.btn-accent:hover:not(:disabled) {
    background: var(--color-accent-dark);
    transform: translateY(-1px);
    box-shadow: var(--glow-accent);
}

/* Gold Button */
.btn-gold {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-light));
    color: var(--color-neutral-900);
}

.btn-gold:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--glow-secondary);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--color-neutral-700);
}

.dark .btn-ghost {
    color: var(--color-neutral-300);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-neutral-100);
}

.dark .btn-ghost:hover:not(:disabled) {
    background: var(--color-neutral-800);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

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

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-neutral-50) 0%, var(--color-white) 100%);
    z-index: -1;
}

.dark .hero-bg {
    background: linear-gradient(135deg, var(--color-neutral-950) 0%, var(--color-neutral-900) 100%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(30, 41, 59, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(212, 175, 55, 0.03) 0%, transparent 50%);
    z-index: -1;
}

.dark .hero-pattern {
    background-image:
        radial-gradient(circle at 25% 25%, rgba(212, 175, 55, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(30, 41, 59, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 41, 59, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -1;
}

.dark .hero-grid {
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-neutral-100);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-6);
}

.dark .hero-badge {
    background: var(--color-neutral-800);
    color: var(--color-neutral-300);
}

.hero-badge-icon {
    width: 16px;
    height: 16px;
    color: var(--color-secondary);
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-6);
    letter-spacing: var(--tracking-tight);
}

.dark .hero-title {
    color: var(--color-white);
}

.hero-title-gradient {
    background: linear-gradient(135deg, var(--color-neutral-900) 0%, var(--color-neutral-700) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.dark .hero-title-gradient {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-neutral-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--text-xl);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-8);
    line-height: var(--leading-relaxed);
}

.dark .hero-description {
    color: var(--color-neutral-400);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

.hero-stats {
    display: flex;
    gap: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-neutral-200);
}

.dark .hero-stats {
    border-top-color: var(--color-neutral-800);
}

.hero-stat {
    text-align: left;
}

.hero-stat-value {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
}

.dark .hero-stat-value {
    color: var(--color-white);
}

.hero-stat-label {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

/* Contract Preview Card */
.hero-visual {
    position: relative;
}

.contract-preview {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    border: 1px solid var(--color-neutral-200);
}

.dark .contract-preview {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-700);
}

.contract-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background: var(--color-neutral-50);
    border-bottom: 1px solid var(--color-neutral-200);
}

.dark .contract-header {
    background: var(--color-neutral-800);
    border-bottom-color: var(--color-neutral-700);
}

.contract-title-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.contract-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-neutral-900);
    border-radius: var(--radius-lg);
    color: var(--color-white);
}

.dark .contract-icon {
    background: var(--color-accent);
}

.contract-title-text h3 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
}

.dark .contract-title-text h3 {
    color: var(--color-white);
}

.contract-title-text span {
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
}

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

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
}

.status-badge-pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.status-badge-approved {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.status-badge-review {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
}

.contract-body {
    padding: var(--space-6);
}

.contract-clause {
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    background: var(--color-neutral-50);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--color-neutral-300);
}

.dark .contract-clause {
    background: var(--color-neutral-800);
    border-left-color: var(--color-neutral-600);
}

.contract-clause p {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin: 0;
}

.dark .contract-clause p {
    color: var(--color-neutral-400);
}

/* AI Highlight */
.ai-highlight {
    position: relative;
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--color-danger);
}

.ai-highlight-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.ai-highlight-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-2);
    background: var(--color-danger);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-md);
}

.ai-highlight-badge svg {
    width: 12px;
    height: 12px;
}

.risk-score {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-warning);
    font-weight: var(--font-medium);
}

.risk-score svg {
    width: 14px;
    height: 14px;
}

.ai-highlight p {
    font-size: var(--text-sm);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-3);
}

.dark .ai-highlight p {
    color: var(--color-neutral-300);
}

.ai-highlight mark {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-danger);
    padding: 0 var(--space-1);
    border-radius: var(--radius-sm);
}

.ai-suggestion {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(16, 185, 129, 0.05);
    border: 1px dashed rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
}

.ai-suggestion-icon {
    width: 20px;
    height: 20px;
    color: var(--color-success);
    flex-shrink: 0;
}

.ai-suggestion-text {
    flex: 1;
}

.ai-suggestion-label {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-success);
    margin-bottom: var(--space-1);
}

.ai-suggestion-content {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin: 0;
}

.dark .ai-suggestion-content {
    color: var(--color-neutral-400);
}

.contract-actions {
    display: flex;
    gap: var(--space-3);
}

.contract-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background: var(--color-neutral-50);
    border-top: 1px solid var(--color-neutral-200);
}

.dark .contract-footer {
    background: var(--color-neutral-800);
    border-top-color: var(--color-neutral-700);
}

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

.contract-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
}

.contract-meta-item svg {
    width: 14px;
    height: 14px;
}

.contract-progress {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.progress-bar {
    width: 100px;
    height: 6px;
    background: var(--color-neutral-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.dark .progress-bar {
    background: var(--color-neutral-700);
}

.progress-fill {
    height: 100%;
    background: var(--color-success);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-text {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-neutral-600);
}

.dark .progress-text {
    color: var(--color-neutral-400);
}

/* Floating Elements */
.floating-element {
    position: absolute;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.floating-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.dark .floating-badge {
    background: var(--color-neutral-800);
}

.floating-badge-1 {
    top: 10%;
    right: -5%;
    animation-delay: 0s;
}

.floating-badge-2 {
    bottom: 20%;
    left: -5%;
    animation-delay: 2s;
}

.floating-badge-3 {
    bottom: 5%;
    right: 10%;
    animation-delay: 4s;
}

/* ==========================================================================
   FEATURES SECTION
   ========================================================================== */

.features-section {
    background: var(--color-neutral-50);
}

.dark .features-section {
    background: var(--color-neutral-900);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-16);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-neutral-100);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-600);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-4);
}

.dark .section-label {
    background: var(--color-neutral-800);
    color: var(--color-neutral-400);
}

.section-title {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-4);
}

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

.section-description {
    font-size: var(--text-lg);
    color: var(--color-neutral-600);
    max-width: 600px;
    margin: 0 auto;
}

.dark .section-description {
    color: var(--color-neutral-400);
}

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

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    position: relative;
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-slow);
}

.dark .feature-card {
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-neutral-300);
}

.dark .feature-card:hover {
    border-color: var(--color-neutral-600);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-neutral-900), var(--color-neutral-700));
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    color: var(--color-white);
}

.dark .feature-icon {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-3);
}

.dark .feature-title {
    color: var(--color-white);
}

.feature-description {
    font-size: var(--text-base);
    color: var(--color-neutral-600);
    line-height: var(--leading-relaxed);
    margin: 0;
}

.dark .feature-description {
    color: var(--color-neutral-400);
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-accent);
    transition: gap var(--transition-fast);
}

.feature-link:hover {
    gap: var(--space-3);
}

.feature-link svg {
    width: 16px;
    height: 16px;
}

/* ==========================================================================
   AI CAPABILITIES SECTION
   ========================================================================== */

.ai-section {
    position: relative;
    overflow: hidden;
}

.ai-section-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-neutral-900) 0%, var(--color-neutral-800) 100%);
    z-index: -1;
}

.ai-section .section-title,
.ai-section .section-description {
    color: var(--color-white);
}

.dark .ai-section .section-description {
    color: var(--color-neutral-300);
}

.ai-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .ai-grid {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
}

.ai-visual {
    position: relative;
}

.ai-demo-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.dark .ai-demo-card {
    background: var(--color-neutral-900);
}

.ai-demo-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background: var(--color-neutral-50);
    border-bottom: 1px solid var(--color-neutral-200);
}

.dark .ai-demo-header {
    background: var(--color-neutral-800);
    border-bottom-color: var(--color-neutral-700);
}

.ai-demo-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    border-radius: var(--radius-lg);
    color: var(--color-white);
}

.ai-demo-title {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
}

.dark .ai-demo-title {
    color: var(--color-white);
}

.ai-demo-subtitle {
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
}

.ai-demo-body {
    padding: var(--space-6);
}

.ai-analysis-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    background: var(--color-neutral-50);
    border-radius: var(--radius-lg);
}

.dark .ai-analysis-item {
    background: var(--color-neutral-800);
}

.ai-analysis-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.ai-analysis-icon.risk-high {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.ai-analysis-icon.risk-medium {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.ai-analysis-icon.risk-low {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.ai-analysis-content {
    flex: 1;
}

.ai-analysis-label {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-1);
}

.ai-analysis-label.risk-high { color: var(--color-danger); }
.ai-analysis-label.risk-medium { color: var(--color-warning); }
.ai-analysis-label.risk-low { color: var(--color-success); }

.ai-analysis-text {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-2);
}

.dark .ai-analysis-text {
    color: var(--color-neutral-400);
}

.ai-analysis-action {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-accent);
}

.ai-features {
    padding-left: var(--space-8);
}

.ai-feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.ai-feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    color: var(--color-secondary);
    flex-shrink: 0;
}

.ai-feature-text h4 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.ai-feature-text p {
    font-size: var(--text-base);
    color: var(--color-neutral-400);
    margin: 0;
}

/* ==========================================================================
   TIMELINE / WORKFLOW SECTION
   ========================================================================== */

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

.dark .workflow-section {
    background: var(--color-neutral-950);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-neutral-200);
}

.dark .timeline::before {
    background: var(--color-neutral-800);
}

@media (min-width: 768px) {
    .timeline::before {
        left: 50%;
        transform: translateX(-50%);
    }
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    padding-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .timeline-item {
        padding-left: 0;
        padding-right: 0;
    }

    .timeline-item:nth-child(odd) {
        padding-right: calc(50% + 40px);
        text-align: right;
    }

    .timeline-item:nth-child(even) {
        padding-left: calc(50% + 40px);
    }
}

.timeline-marker {
    position: absolute;
    left: 12px;
    top: 0;
    width: 24px;
    height: 24px;
    background: var(--color-white);
    border: 3px solid var(--color-accent);
    border-radius: var(--radius-full);
    z-index: 1;
}

.dark .timeline-marker {
    background: var(--color-neutral-950);
}

@media (min-width: 768px) {
    .timeline-marker {
        left: 50%;
        transform: translateX(-50%);
    }
}

.timeline-marker.completed {
    background: var(--color-success);
    border-color: var(--color-success);
}

.timeline-marker.current {
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}

.timeline-content {
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.dark .timeline-content {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.timeline-content:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.timeline-step {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-2);
}

.timeline-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-2);
}

.dark .timeline-title {
    color: var(--color-white);
}

.timeline-description {
    font-size: var(--text-base);
    color: var(--color-neutral-600);
    margin: 0;
}

.dark .timeline-description {
    color: var(--color-neutral-400);
}

/* ==========================================================================
   INTEGRATIONS SECTION
   ========================================================================== */

.integrations-section {
    background: var(--color-neutral-50);
}

.dark .integrations-section {
    background: var(--color-neutral-900);
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .integrations-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .integrations-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

.integration-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.dark .integration-card {
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
}

.integration-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.integration-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.integration-icon svg {
    width: 100%;
    height: 100%;
}

.integration-name {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    text-align: center;
}

.dark .integration-name {
    color: var(--color-neutral-300);
}

/* ==========================================================================
   PRICING SECTION
   ========================================================================== */

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

.dark .pricing-section {
    background: var(--color-neutral-950);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

.pricing-toggle-label {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-600);
}

.dark .pricing-toggle-label {
    color: var(--color-neutral-400);
}

.pricing-toggle-label.active {
    color: var(--color-neutral-900);
}

.dark .pricing-toggle-label.active {
    color: var(--color-white);
}

.pricing-switch {
    position: relative;
    width: 56px;
    height: 28px;
    background: var(--color-neutral-300);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-base);
}

.dark .pricing-switch {
    background: var(--color-neutral-700);
}

.pricing-switch.active {
    background: var(--color-accent);
}

.pricing-switch-handle {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    background: var(--color-white);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base);
}

.pricing-switch.active .pricing-switch-handle {
    transform: translateX(28px);
}

.pricing-save-badge {
    padding: var(--space-1) var(--space-3);
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
}

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

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pricing-card {
    position: relative;
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.dark .pricing-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--color-accent);
    border-width: 2px;
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: var(--space-1) var(--space-4);
    background: var(--color-accent);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-neutral-200);
    margin-bottom: var(--space-6);
}

.dark .pricing-header {
    border-bottom-color: var(--color-neutral-800);
}

.pricing-name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-2);
}

.dark .pricing-name {
    color: var(--color-white);
}

.pricing-price {
    margin-bottom: var(--space-2);
}

.pricing-amount {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
}

.dark .pricing-amount {
    color: var(--color-white);
}

.pricing-period {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

.pricing-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .pricing-description {
    color: var(--color-neutral-400);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .pricing-feature {
    color: var(--color-neutral-400);
}

.pricing-feature svg {
    width: 20px;
    height: 20px;
    color: var(--color-success);
    flex-shrink: 0;
}

.pricing-cta {
    width: 100%;
}

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

.testimonials-section {
    background: var(--color-neutral-50);
}

.dark .testimonials-section {
    background: var(--color-neutral-900);
}

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

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.dark .testimonial-card {
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
}

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

.testimonial-quote {
    font-size: var(--text-lg);
    color: var(--color-neutral-700);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

.dark .testimonial-quote {
    color: var(--color-neutral-300);
}

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

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-neutral-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-600);
}

.dark .testimonial-avatar {
    background: var(--color-neutral-700);
    color: var(--color-neutral-300);
}

.testimonial-name {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
}

.dark .testimonial-name {
    color: var(--color-white);
}

.testimonial-role {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

/* ==========================================================================
   CTA SECTION
   ========================================================================== */

.cta-section {
    position: relative;
    padding: var(--space-24) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-neutral-900) 0%, var(--color-neutral-800) 100%);
    z-index: -1;
}

.cta-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 30% 70%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-description {
    font-size: var(--text-xl);
    color: var(--color-neutral-400);
    margin-bottom: var(--space-8);
}

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

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

.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--color-neutral-50);
    border-top: 1px solid var(--color-neutral-200);
}

.dark .footer {
    background: var(--color-neutral-900);
    border-top-color: var(--color-neutral-800);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-4);
}

.dark .footer-logo {
    color: var(--color-white);
}

.footer-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-6);
}

.dark .footer-description {
    color: var(--color-neutral-400);
}

.footer-social {
    display: flex;
    gap: var(--space-4);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-neutral-200);
    border-radius: var(--radius-lg);
    color: var(--color-neutral-600);
    transition: all var(--transition-base);
}

.dark .footer-social-link {
    background: var(--color-neutral-800);
    color: var(--color-neutral-400);
}

.footer-social-link:hover {
    background: var(--color-neutral-900);
    color: var(--color-white);
}

.dark .footer-social-link:hover {
    background: var(--color-neutral-700);
}

.footer-column h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-4);
}

.dark .footer-column h4 {
    color: var(--color-white);
}

.footer-links {
    list-style: none;
}

.footer-link {
    display: block;
    padding: var(--space-2) 0;
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    transition: color var(--transition-fast);
}

.dark .footer-link {
    color: var(--color-neutral-400);
}

.footer-link:hover {
    color: var(--color-neutral-900);
}

.dark .footer-link:hover {
    color: var(--color-white);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-neutral-200);
}

.dark .footer-bottom {
    border-top-color: var(--color-neutral-800);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-neutral-700);
}

.dark .footer-legal a:hover {
    color: var(--color-neutral-300);
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* Hover Effects */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* Pulse Animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Typing Animation */
@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

.typing {
    overflow: hidden;
    white-space: nowrap;
    animation: typing 2s steps(40, end);
}

/* Glow Pulse */
@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.3); }
    50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.5); }
}

.animate-glow {
    animation: glow-pulse 2s ease-in-out infinite;
}

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

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }

    .floating-element {
        animation: none;
    }
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.sr-only:focus {
    position: static;
    width: auto;
    height: auto;
    padding: 0;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* Focus Visible */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-white);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-neutral-100);
}

.dark ::-webkit-scrollbar-track {
    background: var(--color-neutral-900);
}

::-webkit-scrollbar-thumb {
    background: var(--color-neutral-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-500);
}

/* Print Styles */
@media print {
    .nav,
    .footer,
    .btn,
    .mobile-menu {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    a[href]::after {
        content: " (" attr(href) ")";
    }
}

/* ==========================================================================
   PAGE-SPECIFIC STYLES
   ========================================================================== */

/* Platform Page */
.platform-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

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

.platform-feature-large {
    padding: var(--space-10);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
}

.dark .platform-feature-large {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

/* Solutions Page */
.solutions-tabs {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-12);
    padding: var(--space-1);
    background: var(--color-neutral-100);
    border-radius: var(--radius-xl);
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.dark .solutions-tabs {
    background: var(--color-neutral-800);
}

.solution-tab {
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-600);
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.dark .solution-tab {
    color: var(--color-neutral-400);
}

.solution-tab.active {
    background: var(--color-white);
    color: var(--color-neutral-900);
    box-shadow: var(--shadow-sm);
}

.dark .solution-tab.active {
    background: var(--color-neutral-700);
    color: var(--color-white);
}

/* Security Page */
.security-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

.security-badge {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-xl);
}

.dark .security-badge {
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
}

/* Blog Page */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.dark .blog-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.blog-card-image {
    aspect-ratio: 16/10;
    background: var(--color-neutral-200);
    overflow: hidden;
}

.dark .blog-card-image {
    background: var(--color-neutral-800);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-category {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-2);
}

.blog-card-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-3);
    line-height: var(--leading-tight);
}

.dark .blog-card-title {
    color: var(--color-white);
}

.blog-card-excerpt {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-4);
    flex: 1;
}

.dark .blog-card-excerpt {
    color: var(--color-neutral-400);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
}

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

.contact-form {
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
}

.dark .contact-form {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

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

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-2);
}

.dark .form-label {
    color: var(--color-neutral-300);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-neutral-900);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.dark .form-input,
.dark .form-textarea,
.dark .form-select {
    color: var(--color-white);
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
}

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

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* Login Page */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: var(--color-neutral-50);
}

.dark .auth-container {
    background: var(--color-neutral-950);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    padding: var(--space-10);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

.dark .auth-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-2);
}

.dark .auth-title {
    color: var(--color-white);
}

.auth-subtitle {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .auth-subtitle {
    color: var(--color-neutral-400);
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-neutral-200);
}

.dark .auth-divider::before,
.dark .auth-divider::after {
    background: var(--color-neutral-700);
}

.auth-divider span {
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
    text-transform: uppercase;
}

.auth-social {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.auth-social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dark .auth-social-btn {
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
    color: var(--color-neutral-300);
}

.auth-social-btn:hover {
    background: var(--color-neutral-50);
    border-color: var(--color-neutral-400);
}

.dark .auth-social-btn:hover {
    background: var(--color-neutral-700);
}

/* Demo Page */
.demo-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
    .demo-features {
        grid-template-columns: repeat(4, 1fr);
    }
}

.demo-feature {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .demo-feature {
    color: var(--color-neutral-400);
}

.demo-feature svg {
    width: 16px;
    height: 16px;
    color: var(--color-success);
}

/* ==========================================================================
   CLAUSE LIBRARY
   ========================================================================== */

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

@media (min-width: 768px) {
    .clause-library {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .clause-library {
        grid-template-columns: repeat(3, 1fr);
    }
}

.clause-card {
    padding: var(--space-6);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.dark .clause-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.clause-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.clause-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.clause-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-neutral-100);
    border-radius: var(--radius-lg);
    color: var(--color-neutral-600);
}

.dark .clause-icon {
    background: var(--color-neutral-800);
    color: var(--color-neutral-400);
}

.clause-badge {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-md);
}

.clause-badge-standard {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.clause-badge-custom {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
}

.clause-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-2);
}

.dark .clause-title {
    color: var(--color-white);
}

.clause-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-4);
}

.dark .clause-description {
    color: var(--color-neutral-400);
}

.clause-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-neutral-200);
}

.dark .clause-meta {
    border-top-color: var(--color-neutral-800);
}

.clause-stat {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
}

.clause-stat svg {
    width: 14px;
    height: 14px;
}

/* ==========================================================================
   NEGOTIATION TRACKER
   ========================================================================== */

.negotiation-tracker {
    padding: var(--space-6);
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-2xl);
}

.dark .negotiation-tracker {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.negotiation-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.negotiation-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-900);
}

.dark .negotiation-title {
    color: var(--color-white);
}

.negotiation-timeline {
    position: relative;
    padding-left: var(--space-8);
}

.negotiation-timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-neutral-200);
}

.dark .negotiation-timeline::before {
    background: var(--color-neutral-700);
}

.negotiation-item {
    position: relative;
    padding-bottom: var(--space-6);
}

.negotiation-item:last-child {
    padding-bottom: 0;
}

.negotiation-marker {
    position: absolute;
    left: -27px;
    top: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 2px solid var(--color-neutral-300);
    border-radius: var(--radius-full);
    z-index: 1;
}

.dark .negotiation-marker {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-600);
}

.negotiation-marker.sent {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

.negotiation-marker.received {
    background: var(--color-success);
    border-color: var(--color-success);
    color: var(--color-white);
}

.negotiation-marker.pending {
    background: var(--color-warning);
    border-color: var(--color-warning);
    color: var(--color-white);
}

.negotiation-marker svg {
    width: 12px;
    height: 12px;
}

.negotiation-content {
    background: var(--color-neutral-50);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
}

.dark .negotiation-content {
    background: var(--color-neutral-800);
}

.negotiation-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.negotiation-user {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-900);
}

.dark .negotiation-user {
    color: var(--color-white);
}

.negotiation-time {
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
}

.negotiation-text {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin: 0;
}

.dark .negotiation-text {
    color: var(--color-neutral-400);
}