/* ===================================
   EmpathyUp - Complete Stylesheet
   Human Skills for the AI Age
   =================================== */

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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --dark: #1a1a1a;
    --gray-dark: #374151;
    --gray: #6b7280;
    --gray-light: #9ca3af;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--dark);
    line-height: 1.6;
    background: var(--white);
}

h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    background: var(--white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 45px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--gray-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary);
}

.btn-nav {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 8px;
    transition: all 0.3s;
}

.btn-nav:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 2px;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    background: var(--gradient);
    color: var(--white);
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

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

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 32px;
    opacity: 0.95;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
    font-size: 1rem;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255,255,255,0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
}

.btn-large {
    padding: 18px 48px;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.visual-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.2);
}

.skill-meter {
    color: var(--white);
}

.meter-label {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.meter-bar {
    background: rgba(255,255,255,0.2);
    height: 12px;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 24px;
}

.meter-fill {
    background: var(--white);
    height: 100%;
    border-radius: 6px;
    transition: width 1s ease;
}

.meter-stats {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.meter-stats span {
    font-size: 0.95rem;
}

.hero-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 100px;
    background: var(--white);
    clip-path: polygon(0 50%, 100% 0, 100% 100%, 0 100%);
}

/* ===================================
   Section Styles
   =================================== */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.section-header p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ===================================
   Problem Section
   =================================== */
.problem-section {
    background: var(--bg-light);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.problem-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: all 0.3s;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.problem-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.problem-card p {
    color: var(--gray);
    line-height: 1.7;
}

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

.steps {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    align-items: flex-start;
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    font-family: 'Poppins', sans-serif;
    line-height: 1;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.75rem;
    margin-bottom: 12px;
    color: var(--dark);
}

.step-content p {
    color: var(--gray);
    font-size: 1.05rem;
    line-height: 1.7;
}

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

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    padding: 48px 32px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.3s;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.pricing-card.featured {
    border: 3px solid var(--primary);
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.75rem;
    margin-bottom: 24px;
    color: var(--dark);
}

.price {
    margin-bottom: 32px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray);
    vertical-align: super;
}

.amount {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary);
    font-family: 'Poppins', sans-serif;
}

.period {
    font-size: 1rem;
    color: var(--gray);
}

.features {
    list-style: none;
    margin-bottom: 32px;
    text-align: left;
}

.features li {
    padding: 12px 0;
    color: var(--gray-dark);
    border-bottom: 1px solid var(--bg-light);
}

.features li:last-child {
    border-bottom: none;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

/* ===================================
   Mission Section
   =================================== */
.mission-section {
    background: var(--white);
}

.mission-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-content h2 {
    font-size: 2.5rem;
    margin-bottom: 32px;
    color: var(--dark);
}

.mission-text {
    font-size: 1.15rem;
    color: var(--gray-dark);
    line-height: 1.8;
    margin-bottom: 24px;
}

/* ===================================
   Contact Section (Email Only)
   =================================== */
.contact-section {
    background: var(--bg-light);
    padding: 100px 0;
}

.contact-simple {
    display: flex;
    justify-content: center;
}

.contact-card {
    background: var(--white);
    border-radius: 20px;
    padding: 60px 80px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    max-width: 600px;
}

.contact-card h3 {
    font-size: 2rem;
    margin-bottom: 24px;
    color: var(--dark);
}

.contact-email-label {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 16px;
}

.contact-email-large {
    display: inline-block;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    margin: 16px 0 32px 0;
    padding: 16px 32px;
    border-radius: 12px;
    transition: all 0.3s;
}

.contact-email-large:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-3px);
}

.contact-location {
    font-size: 1.05rem;
    color: var(--gray-dark);
    margin-bottom: 24px;
}

.privacy-note {
    font-size: 0.9rem;
    color: var(--gray-light);
    font-style: italic;
    margin-top: 32px;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

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

.footer-logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .hero-content,
    .approach-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .step {
        flex-direction: column;
        gap: 16px;
    }
    
    .contact-card {
        padding: 40px 30px;
    }
    
    .contact-email-large {
        font-size: 1.4rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 32px;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 16px;
    }
}

/* ===================================
   Smooth Scroll
   =================================== */
html {
    scroll-behavior: smooth;
}

/* ===================================
   Utility Classes
   =================================== */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 16px;
}

.mb-4 {
    margin-bottom: 32px;
}

.mt-4 {
    margin-top: 32px;
}