/* Base styles */
:root {
    --color-primary: #4B6B99;
    --color-secondary: #2C4964;
    --color-accent: #E6E6FA;
    --color-text: #4A4A4A;
    --color-bg-light: #F8F9FA;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
}

/* Common components */
.aidworld-container {
    width: 100%;
    max-width: 72rem;
    margin-left: auto;
    margin-right: auto;
    padding: 1rem;
}

.aidworld-section {
    padding: 4rem 0;
}

/* Headings */
.aidworld-heading {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    text-align: center;
    margin-bottom: 2rem;
}

/* Cards */
.aidworld-card {
    background: white;
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.aidworld-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Grid layouts */
.aidworld-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1;
}

@media (min-width: 768px) {
    .aidworld-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .aidworld-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Icons */
.aidworld-icon-wrapper {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.aidworld-icon {
    color: var(--color-primary);
}

/* Why Choose Us specific styles */
.aidworld-why-choose-us {
    background-color: var(--color-bg-light);
}

.aidworld-why-choose-card {
    text-align: center;
}

.aidworld-card-title {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin: 1rem 0;
}

.aidworld-card-text {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
}

.aidworld-icon {
    width: 1.5rem;
    height: 1.5rem;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .aidworld-why-choose-card {
        margin-bottom: 2rem;
    }
}

/* How It Works specific styles */
.aidworld-section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.aidworld-heading-line {
    width: 6rem;
    height: 2px;
    background-color: var(--color-primary);
    margin: 0.5rem auto;
}

.aidworld-process-box {
    background-color: var(--color-bg-light);
    border-radius: 1rem;
    padding: 3rem 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.aidworld-process-intro {
    text-align: center;
    font-family: var(--font-body);
    color: var(--color-text);
    font-size: 1.125rem;
    margin-bottom: 3rem;
}

.aidworld-process-grid {
    display: grid;
    gap: 3rem;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .aidworld-process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.aidworld-process-step {
    position: relative;
    text-align: center;
    padding: 1rem;
}

.aidworld-step-number {
    width: 4rem;
    height: 4rem;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1.5rem;
    font-family: var(--font-heading);
}

.aidworld-step-title {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.aidworld-step-description {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
}

/* Add hover effect */
.aidworld-process-step:hover {
    transform: translateY(-4px);
    transition: transform 0.3s ease;
}

.aidworld-process-step:hover .aidworld-step-number {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: box-shadow 0.3s ease;
}

/* Impact Section specific styles */
.aidworld-impact-section {
    background-color: var(--color-bg-light);
}

.aidworld-section-intro {
    text-align: center;
    font-family: var(--font-body);
    color: var(--color-text);
    font-size: 1.125rem;
    margin-top: 1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.aidworld-impact-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
    margin-top: 3rem;
}

@media (min-width: 768px) {
    .aidworld-impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .aidworld-impact-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.aidworld-impact-card {
    background-color: white;
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.aidworld-impact-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.aidworld-impact-icon-wrapper {
    width: 4rem;
    height: 4rem;
    background-color: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.aidworld-impact-icon {
    width: 2rem;
    height: 2rem;
    color: var(--color-primary);
}

.aidworld-impact-title {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.aidworld-impact-description {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
}

/* CTA Buttons styles */
.aidworld-cta-section {
    padding: 3rem 0;
}

.aidworld-cta-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin: 0 auto;
    max-width: 800px;
}

@media (min-width: 640px) {
    .aidworld-cta-wrapper {
        flex-direction: row;
        justify-content: center;
    }
}

/* Button base styles */
.aidworld-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    min-width: 200px;
}

/* Primary button */
.aidworld-button-primary {
    background-color: var(--color-primary);
    color: white;
    border: 2px solid var(--color-primary);
}

.aidworld-button-primary:hover {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Secondary button */
.aidworld-button-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.aidworld-button-secondary:hover {
    background-color: var(--color-accent);
    color: var(--color-secondary);
    border-color: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Button states */
.aidworld-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Button sizes - optional */
.aidworld-button-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.25rem;
}

.aidworld-button-small {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

/* Additional hover effects */
.aidworld-button::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 0.5rem;
    transition: opacity 0.3s ease;
    pointer-events: none;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
}

.aidworld-button:hover::after {
    opacity: 1;
}