/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #7c3aed 100%);
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 2rem 0;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    margin-bottom: 2rem;
}

.badge-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: #60a5fa;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    transform: translateY(0);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #059669 0%, #2563eb 100%);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
}

.links {
    color: #fff;
    text-decoration: none;
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #10b981;
}

.stat-label {
    font-size: 0.875rem;
    color: #94a3b8;
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
}

.app-preview {
    width: 100%;
    height: 100%;
}

.app-preview img {
    width: 100%;
    height: auto;
    border-radius: 20px;
}

/* Features Section */
.features {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.section-description {
    font-size: 1.25rem;
    color: #cbd5e1;
    max-width: 800px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-5px) scale(1.02);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.feature-description {
    color: #cbd5e1;
    line-height: 1.7;
}

/* Overview Section */
.overview {
    padding: 6rem 0;
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.overview-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.overview-description {
    font-size: 1.125rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
    line-height: 1.7;
}

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

.overview-features li {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: #cbd5e1;
}

.overview-image {
    display: flex;
    justify-content: center;
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.overview-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Download Section */
.download {
    padding: 6rem 0;
}

.download-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    padding: 3rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.download-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.download-description {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: 2.5rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.download-info {
    margin-top: 1.5rem;
}

.download-info p {
    font-size: 0.875rem;
    color: #94a3b8;
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    color: #94a3b8;
    font-size: 0.875rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes growUp {
    from {
        height: 0;
    }
    to {
        height: inherit;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .overview-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    
    .phone-mockup {
        width: 240px;
        height: 480px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .download-card {
        padding: 2rem;
    }
}

/* Release Notes Section */
.release-notes {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.release-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.release-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.release-subtitle {
    font-size: 1.25rem;
    color: #cbd5e1;
}

.version-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.version-card:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.15);
}

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.version-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #10b981;
}

.version-date {
    font-size: 0.875rem;
    color: #94a3b8;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

.version-type {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.version-type.major {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.version-type.minor {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.version-type.patch {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.changes-section {
    margin-bottom: 1.5rem;
}

.changes-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #e2e8f0;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.changes-list {
    list-style: none;
    padding: 0;
}

.changes-list li {
    color: #cbd5e1;
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.changes-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.feature-icon {
    font-size: 1rem;
    color: #10b981;
}

.bug-icon {
    font-size: 1rem;
    color: #f59e0b;
}

.improvement-icon {
    font-size: 1rem;
    color: #3b82f6;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #60a5fa;
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 2rem;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: #10b981;
}

@media (max-width: 768px) {
    .release-notes {
        padding: 1rem;
    }

    .release-title {
        font-size: 2rem;
    }

    .version-header {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
}