/* =============================================
   CONTRIBUTE - CONTABILIDADE ESTRATÉGICA
   Design System & Styles
   Colors: #293070 (Primary Dark) | #55A2D9 (Primary Light)
   ============================================= */

/* =============================================
   CSS RESET & BASE
   ============================================= */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors */
    --color-primary: #293070;
    --color-primary-light: #55A2D9;
    --color-primary-dark: #1a1f4a;
    --color-primary-rgb: 41, 48, 112;
    --color-accent: #55A2D9;
    --color-accent-rgb: 85, 162, 217;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Semantic Colors */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-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;
    --space-32: 8rem;
    
    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 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-accent: 0 10px 40px -10px rgba(85, 162, 217, 0.4);
    --shadow-primary: 0 10px 40px -10px rgba(41, 48, 112, 0.4);
    
    /* Border Radius - Sharp for professional feel */
    --radius-none: 0;
    --radius-sm: 2px;
    --radius: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-2xl: 16px;
    --radius-full: 9999px;
    
    /* 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-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Reduced motion support */
@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;
    }
}

/* =============================================
   UTILITY CLASSES
   ============================================= */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-accent {
    color: var(--color-accent);
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.2;
}

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

/* =============================================
   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-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

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

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

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

.btn-white:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-white {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline-white:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

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

.btn-block {
    width: 100%;
}

.btn-nav {
    padding: var(--space-2) var(--space-5);
}

/* =============================================
   NAVIGATION
   ============================================= */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: transparent;
    transition: all var(--transition-slow);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.nav.scrolled .nav-link {
    color: var(--color-gray-700);
}

.nav.scrolled .nav-link:hover,
.nav.scrolled .nav-link.active {
    color: var(--color-primary);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    width: auto;
}

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

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-white);
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

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

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    background: transparent;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-base);
}

.nav.scrolled .nav-toggle span {
    background: var(--color-gray-700);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, #1a1f4a 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 15s ease-in-out infinite;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--color-accent);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--color-primary-light);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.05);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.95);
    }
}

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

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

.hero-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--space-6);
    backdrop-filter: blur(4px);
}

.hero-title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 800;
    line-height: 1.15;
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.hero-title .highlight {
    color: var(--color-accent);
}

.hero-title .highlight-alt {
    position: relative;
    display: inline-block;
}

.hero-title .highlight-alt::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--color-accent);
    opacity: 0.4;
    transform: skewX(-12deg);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    opacity: 0.9;
    margin-bottom: var(--space-8);
    max-width: 540px;
}

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

.hero-visual {
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.hero-card {
    position: relative;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-slow);
}

.hero-card:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.card-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-accent), transparent, var(--color-primary-light));
    border-radius: var(--radius-xl);
    z-index: -1;
    opacity: 0.5;
    filter: blur(10px);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.stat-item {
    text-align: center;
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1;
}

.stat-plus,
.stat-percent {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--space-2);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    padding-top: var(--space-2);
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(12px);
        opacity: 0.3;
    }
}

/* =============================================
   SECTIONS
   ============================================= */
.section {
    padding: var(--space-24) 0;
    position: relative;
}

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

.section-tag {
    display: inline-block;
    padding: var(--space-1) var(--space-4);
    background: rgba(var(--color-accent-rgb), 0.1);
    color: var(--color-accent);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    margin-bottom: var(--space-4);
}

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

/* =============================================
   PROBLEM SECTION
   ============================================= */
.section-problem {
    background: var(--color-gray-50);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.problem-content .section-tag {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
}

.problem-content .section-title {
    text-align: left;
    margin-bottom: var(--space-6);
}

.problem-text {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--space-8);
}

.problem-highlight {
    position: relative;
    padding-left: var(--space-6);
}

.highlight-bar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-full);
}

.problem-highlight p {
    margin-bottom: var(--space-3);
    color: var(--color-gray-700);
}

.problem-highlight p:last-child {
    margin-bottom: 0;
}

.comparison-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-6);
}

.comparison-item {
    padding: var(--space-4);
}

.comparison-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.comparison-bad .comparison-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.comparison-good .comparison-icon {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.comparison-item h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-4);
}

.comparison-item ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.comparison-item li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    padding-left: var(--space-4);
    position: relative;
}

.comparison-bad li::before {
    content: '✕';
    position: absolute;
    left: 0;
    color: var(--color-error);
    font-size: var(--font-size-xs);
}

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

.comparison-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.comparison-divider span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: var(--color-white);
    font-weight: 700;
    font-size: var(--font-size-sm);
    border-radius: 50%;
}

/* =============================================
   METHOD SECTION
   ============================================= */
.section-method {
    background: var(--color-white);
}

.method-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    position: relative;
}

.method-step {
    position: relative;
    text-align: center;
}

.step-number {
    font-size: var(--font-size-6xl);
    font-weight: 900;
    color: var(--color-gray-100);
    line-height: 1;
    margin-bottom: var(--space-4);
    transition: all var(--transition-base);
}

.method-step:hover .step-number {
    color: rgba(var(--color-accent-rgb), 0.2);
}

.step-content {
    background: var(--color-white);
    border: 2px solid var(--color-gray-100);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.method-step:hover .step-content {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-accent);
    transform: translateY(-8px);
}

.step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-lg);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.step-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-3);
}

.step-content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.step-connector {
    display: none;
}

/* =============================================
   AUDIENCE SECTION
   ============================================= */
.section-audience {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.section-audience .section-tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

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

.section-audience .text-accent {
    color: var(--color-accent);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-6);
}

.audience-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-align: center;
    transition: all var(--transition-base);
    backdrop-filter: blur(4px);
}

.audience-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent);
    transform: translateY(-8px);
}

.audience-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: rgba(var(--color-accent-rgb), 0.2);
    border-radius: var(--radius-lg);
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.audience-card h3 {
    font-size: var(--font-size-base);
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.audience-card p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

/* =============================================
   PLANS SECTION
   ============================================= */
.section-plans {
    background: var(--color-gray-50);
}

.plans-intro {
    max-width: 720px;
    margin: 0 auto var(--space-12);
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.plan-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-100);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
}

.plan-card:hover {
    border-color: var(--color-gray-200);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.plan-featured {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-accent);
}

.plan-featured:hover {
    border-color: var(--color-accent);
}

.plan-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: var(--space-2) var(--space-4);
    border-radius: 0 var(--radius-xl) 0 var(--radius-lg);
}

.plan-header {
    padding: var(--space-8) var(--space-6) var(--space-6);
    text-align: center;
    border-bottom: 1px solid var(--color-gray-100);
}

.plan-tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: rgba(var(--color-accent-rgb), 0.1);
    color: var(--color-accent);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
}

.plan-name {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-2);
}

.plan-desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.plan-body {
    padding: var(--space-6);
    flex: 1;
}

.plan-body h4 {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    font-weight: 600;
    margin-bottom: var(--space-3);
    text-transform: uppercase;
}

.plan-audience {
    list-style: none;
    margin-bottom: var(--space-6);
}

.plan-audience li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    padding: var(--space-2) 0;
    padding-left: var(--space-5);
    position: relative;
}

.plan-audience li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.plan-features {
    list-style: none;
}

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    padding: var(--space-2) 0;
}

.plan-features svg {
    flex-shrink: 0;
    color: var(--color-success);
    margin-top: 2px;
}

.plan-note {
    margin-top: var(--space-6);
    padding: var(--space-4);
    background: rgba(var(--color-accent-rgb), 0.05);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
}

.plan-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-gray-100);
}

/* Startup Section */
.startup-section {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-2xl);
    padding: var(--space-12);
    margin-bottom: var(--space-12);
}

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

.startup-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 96px;
    height: 96px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-accent);
}

.startup-text {
    flex: 1;
}

.startup-text h3 {
    font-size: var(--font-size-xl);
    color: var(--color-white);
    margin-bottom: var(--space-3);
}

.startup-text p {
    color: rgba(255, 255, 255, 0.8);
}

.startup-section .btn-outline {
    border-color: var(--color-white);
    color: var(--color-white);
}

.startup-section .btn-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

/* Services Section */
.services-section {
    text-align: center;
}

.services-section h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-8);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.service-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    transition: all var(--transition-base);
}

.service-item:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

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

/* =============================================
   TESTIMONIALS SECTION
   ============================================= */
.section-testimonials {
    background: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.testimonial-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

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

.testimonial-content {
    margin-bottom: var(--space-6);
}

.testimonial-quote {
    font-size: 4rem;
    font-weight: 900;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--space-2);
    opacity: 0.5;
}

.testimonial-content p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-700);
    font-style: italic;
}

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

.author-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: 50%;
    color: var(--color-white);
    font-weight: 700;
    font-size: var(--font-size-sm);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    color: var(--color-gray-900);
    font-size: var(--font-size-sm);
}

.author-info span {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
}

/* =============================================
   CTA SECTION
   ============================================= */
.section-cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.section-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.cta-text {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
}

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

/* =============================================
   FOOTER
   ============================================= */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-logo {
    height: 48px;
    margin-bottom: var(--space-4);
}

.footer-brand p {
    font-size: var(--font-size-sm);
    opacity: 0.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: var(--font-size-base);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

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

.footer-links a {
    font-size: var(--font-size-sm);
    opacity: 0.7;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.footer-contact svg {
    flex-shrink: 0;
    color: var(--color-accent);
}

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

.footer-bottom p {
    font-size: var(--font-size-sm);
    opacity: 0.5;
}

/* =============================================
   ANIMATIONS
   ============================================= */
.animate-fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.6s ease forwards;
}

.animate-scale-in {
    opacity: 0;
    transform: scale(0.9);
    animation: scaleIn 0.6s ease forwards;
}

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

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Scroll-triggered animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */
@media (max-width: 1200px) {
    .audience-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .audience-card:nth-child(4),
    .audience-card:nth-child(5) {
        grid-column: span 1;
    }
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        margin-top: var(--space-8);
    }
    
    .hero-card {
        transform: none;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .problem-content .section-title {
        text-align: center;
    }
    
    .problem-text {
        text-align: center;
    }
    
    .method-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .startup-content {
        flex-direction: column;
        text-align: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-primary);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-6);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu .nav-link {
        font-size: var(--font-size-xl);
        color: var(--color-white);
    }
    
    .nav-actions {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
        z-index: var(--z-modal);
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-scroll {
        display: none;
    }
    
    .stat-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .comparison-card {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .comparison-divider {
        order: -1;
    }
    
    .method-steps {
        grid-template-columns: 1fr;
    }
    
    .audience-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .section {
        padding: var(--space-16) 0;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .stat-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: var(--font-size-3xl);
    }
}