@media (prefers-color-scheme: light) {
    body {
        background-color: hsl(210, 20%, 98%);
        color: hsl(222, 15%, 20%);
    }
    .btn-primary {
        background: linear-gradient(135deg, hsl(355, 89%, 59%), hsl(357, 92%, 75%));
        color: hsl(0, 0%, 100%);
        box-shadow: 0 4px 20px -4px hsl(355, 89%, 59%, 0.2);
    }
    .btn-primary:hover {
        box-shadow: 0 10px 30px -10px hsl(355, 89%, 59%, 0.3);
    }
    .btn-outline {
        background: transparent;
        color: hsl(222, 15%, 20%);
        border: 1px solid hsl(210, 20%, 90%);
    }
    .btn-outline:hover {
        background: hsl(210, 20%, 95%);
        border-color: hsl(355, 89%, 59%);
    }
    .about {
        background: rgba(248, 250, 252, 0.3);
    }
    .about-text p {
        color: hsl(222, 15%, 50%);
    }
    .value-card {
        background: hsl(0, 0%, 100%);
        border: 1px solid hsl(210, 20%, 90%);
    }
    .value-card:hover {
        box-shadow: 0 10px 30px -10px hsl(355, 89%, 59%, 0.3);
    }
    .value-card i {
        color: hsl(355, 89%, 59%);
    }
    .value-card p {
        color: hsl(222, 15%, 50%);
    }
    .stats-section {
        background: linear-gradient(135deg, hsl(355, 89%, 59%), hsl(357, 92%, 75%));
        color: hsl(0, 0%, 100%);
    }
    .stats-grid .stat-number {
        color: hsl(0, 0%, 100%);
    }
    .stats-grid .stat-label {
        color: rgba(255, 255, 255, 0.9);
    }
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    body {
        background-color: hsl(222, 20%, 8%);
        color: hsl(210, 20%, 95%);
    }
    .btn-primary {
        background: linear-gradient(135deg, hsl(355, 97%, 61%), hsl(352, 97%, 73%));
        color: hsl(222, 20%, 8%);
        box-shadow: 0 4px 20px -4px hsl(355, 97%, 61%, 0.3);
    }
    .btn-primary:hover {
        box-shadow: 0 10px 30px -10px hsl(355, 97%, 61%, 0.5);
    }
    .btn-outline {
        background: transparent;
        color: hsl(210, 20%, 95%);
        border: 1px solid hsl(222, 20%, 20%);
    }
    .btn-outline:hover {
        background: hsl(222, 20%, 15%);
        border-color: hsl(355, 97%, 61%);
    }
    .about {
        background: rgba(255, 255, 255, 0.05);
    }
    .about-text p {
        color: hsl(210, 20%, 70%);
    }
    .value-card {
        background: hsl(222, 20%, 10%);
        border: 1px solid hsl(222, 20%, 20%);
    }
    .value-card:hover {
        box-shadow: 0 10px 30px -10px hsl(355, 97%, 61%, 0.5);
    }
    .value-card i {
        color: hsl(355, 97%, 61%);
    }
    .value-card p {
        color: hsl(210, 20%, 70%);
    }
    .stats-section {
        background: linear-gradient(135deg, hsl(355, 97%, 61%), hsl(352, 97%, 73%));
        color: hsl(222, 20%, 8%);
    }
    .stats-grid .stat-number {
        color: hsl(222, 20%, 8%);
    }
    .stats-grid .stat-label {
        color: rgba(255, 255, 255, 0.9);
    }
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 3rem;
    }
}

.section-description {
    font-size: 1.125rem;
    text-align: center;
    max-width: 48rem;
    margin: 0 auto 4rem;
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.875rem;
    line-height: 1.25rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    line-height: 1.5rem;
}

/* About Section */
.about {
    padding: 5rem 0;
}

.about-content {
    display: grid;
    gap: 3rem;
    margin-bottom: 4rem;
}

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
}

.about-text h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .about-text h3 {
        font-size: 2rem;
    }
}

.about-text .btn {
    margin-top: 1rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    animation: scaleIn 0.6s ease;
}

.value-card {
    padding: 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: slideUp 0.6s ease;
}

.value-card:nth-child(2) { animation-delay: 0.1s; }
.value-card:nth-child(3) { animation-delay: 0.2s; }
.value-card:nth-child(4) { animation-delay: 0.3s; }

.value-card:hover {
    transform: scale(1.05);
}

.value-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.value-card p {
    font-size: 0.875rem;
    line-height: 1.6;
}

.stats-section {
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    animation: fadeIn 0.6s ease;
}

@media (min-width: 768px) {
    .stats-section {
        padding: 3rem;
    }
}

.stats-section h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .stats-section h3 {
        font-size: 2rem;
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.stats-grid .stat-number {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
    .stats-grid .stat-number {
        font-size: 4rem;
    }
}