/* =========================================
   Budzik Charytatywny - Landing Page Styles
   ========================================= */

/* CSS Variables */
:root {
    --primary: #6C63FF;
    --primary-dark: #5A52E0;
    --primary-light: #8B84FF;
    --secondary: #FF6B9D;
    --accent: #00D9C4;
    --dark: #1A1A2E;
    --dark-light: #16213E;
    --text: #FFFFFF;
    --text-muted: #B0B0B0;
    --gradient: linear-gradient(135deg, #6C63FF 0%, #FF6B9D 100%);
    --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #16213E 100%);
    --shadow: 0 20px 60px rgba(108, 99, 255, 0.3);
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); text-align: center; margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }

p { color: var(--text-muted); }

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-cta {
    padding: 0.75rem 1.5rem;
    background: var(--gradient);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding: 8rem 5% 5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(108, 99, 255, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(108, 99, 255, 0.2);
    border: 1px solid rgba(108, 99, 255, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.hero h1 {
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* CTA Button */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--gradient);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.cta-button .arrow {
    transition: transform 0.3s;
}

.cta-button:hover .arrow {
    transform: translateX(5px);
}

.cta-button.light {
    background: white;
    color: var(--dark);
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #2a2a4a 0%, #1a1a2e 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 50px 100px rgba(0, 0, 0, 0.5),
        0 0 0 2px rgba(255, 255, 255, 0.1),
        inset 0 0 20px rgba(255, 255, 255, 0.05);
    animation: float 6s ease-in-out infinite;
}

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

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--dark-light);
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
}

.alarm-time {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.foundation-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: rgba(108, 99, 255, 0.2);
    border-radius: 16px;
    width: 100%;
    justify-content: center;
}

.foundation-icon {
    font-size: 1.5rem;
}

.snooze-button {
    padding: 1rem 1.5rem;
    background: var(--secondary);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
    text-align: center;
    width: 100%;
}

/* How It Works */
.how-it-works {
    padding: 6rem 5%;
    background: var(--dark-light);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.step {
    text-align: center;
    padding: 2rem;
    background: var(--dark);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s, border-color 0.3s;
}

.step:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.step-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.step h3 {
    color: var(--text);
}

/* Benefits */
.benefits {
    padding: 6rem 5%;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 3rem auto 0;
}

.benefit-card {
    padding: 2.5rem;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, transparent 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    color: var(--text);
    margin-bottom: 0.75rem;
}

/* Social Proof */
.social-proof {
    padding: 6rem 5%;
    background: var(--gradient);
    text-align: center;
}

.proof-content h2 {
    color: white;
}

.proof-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.categories {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.category {
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

/* Registration Form */
.register {
    padding: 6rem 5%;
    background: var(--dark-light);
}

.register-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.register-info h2 {
    text-align: left;
    margin-bottom: 1.5rem;
}

.register-info > p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.requirements {
    padding: 1.5rem;
    background: rgba(108, 99, 255, 0.1);
    border-radius: 16px;
    border: 1px solid rgba(108, 99, 255, 0.2);
}

.requirements h4 {
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.requirements ul {
    list-style: none;
}

.requirements li {
    padding: 0.5rem 0;
    color: var(--text-muted);
}

/* Form Styles */
.register-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--dark);
    color: var(--text);
}

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

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 0.125rem;
    accent-color: var(--primary);
}

.checkbox-group label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.submit-button {
    margin-top: 1rem;
    width: 100%;
    justify-content: center;
}

/* FAQ */
.faq {
    padding: 6rem 5%;
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    margin-bottom: 1rem;
    background: var(--dark-light);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.faq-item summary {
    padding: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
    transition: transform 0.3s;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.9375rem;
}

/* CTA Footer */
.cta-footer {
    padding: 6rem 5%;
    text-align: center;
    background: var(--gradient-dark);
}

.cta-footer h2 {
    margin-bottom: 0.5rem;
}

.cta-footer p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    padding: 3rem 5%;
    background: var(--dark);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: var(--primary-light);
    text-decoration: none;
}

.footer-links a:hover {
    text-decoration: underline;
}

.copyright {
    margin-top: 2rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.4);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 7rem;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-visual {
        order: 2;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .register-container {
        grid-template-columns: 1fr;
    }
    
    .register-info h2 {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 5%;
    }
    
    .logo-text {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
    }
    
    .alarm-time {
        font-size: 3rem;
    }
}