:root {
    --color-primary: #4F46E5; /* Deep Indigo */
    --color-primary-dark: #3730A3;
    --color-secondary: #2563EB; /* Electric Blue */
    --color-accent: #06B6D4; /* Neon Cyan */
    --color-bg-dark: #111827; /* Dark Charcoal */
    --color-bg-light: #F9FAFB;
    --color-text-main: #1F2937;
    --color-text-muted: #6B7280;
    --color-text-light: #F3F4F6;
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-soft: 0 10px 40px -10px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.3);
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

body {
    font-family: var(--font-body);
    background-color: #ffffff;
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Utilities */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.39);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.23);
}

.btn-outline {
    border: 2px solid var(--color-text-main);
    color: var(--color-text-main);
}

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

.section {
    padding: 100px 0;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 100px;
    background: radial-gradient(circle at top right, rgba(79, 70, 229, 0.05), transparent 40%),
                radial-gradient(circle at bottom left, rgba(6, 182, 212, 0.05), transparent 40%);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
}

.hero-content .cta-group {
    display: flex;
    gap: 16px;
}

.hero-visual {
    position: relative;
}

.hero-visual img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-soft);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s ease;
}

.hero-visual:hover img {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

/* Problem Section */
.bg-dark {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.problem-content ul {
    list-style: none;
    margin-top: 30px;
}

.problem-content li {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    font-size: 1.1rem;
}

.problem-content li svg {
    margin-right: 12px;
    color: #EF4444; /* Red for problem */
}

/* Solution Section */
.solution-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
    text-align: center;
}

.step-card {
    background: white;
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid #E5E7EB;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-weight: bold;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    transition: transform 0.3s ease;
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(79, 70, 229, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(6, 182, 212, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--color-primary);
    font-size: 1.5rem;
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Admin Panel Preview */
.admin-preview {
    margin-top: 60px;
    position: relative;
}

.admin-preview img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.15);
}

/* Analytics Section */
.analytics-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-top: 60px;
}

.stat-card {
    background: var(--color-bg-dark);
    color: white;
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.stat-value {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(to right, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Footer */
footer {
    background: var(--color-bg-dark);
    color: var(--color-text-muted);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 60px;
    margin-bottom: 40px;
}

.footer-brand h2 {
    color: white;
    margin-bottom: 20px;
}

@media (max-width: 1024px) {
    .hero-grid, .problem-grid, .analytics-grid {
        grid-template-columns: 1fr;
    }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .solution-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
}