/* ===== Feature Card ===== */
.feature-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 1.75rem;
    box-shadow: var(--card-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    border-color: rgba(var(--accent-rgb), 0.2);
}

.feature-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--badge-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.feature-card-icon i {
    font-size: 1.25rem;
    color: var(--accent);
}

.feature-card h3 {
    font-family: "Poppins", system-ui;
    font-weight: 600;
    font-size: 1.0625rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Card stagger animation delays */
.feature-card:nth-child(1) { transition-delay: 0ms; }
.feature-card:nth-child(2) { transition-delay: 40ms; }
.feature-card:nth-child(3) { transition-delay: 80ms; }
.feature-card:nth-child(4) { transition-delay: 120ms; }
.feature-card:nth-child(5) { transition-delay: 160ms; }
.feature-card:nth-child(6) { transition-delay: 200ms; }

/* Staggered fade-in for feature cards */
.features-grid .fade-in-up:nth-child(1) { transition-delay: 0ms; }
.features-grid .fade-in-up:nth-child(2) { transition-delay: 60ms; }
.features-grid .fade-in-up:nth-child(3) { transition-delay: 120ms; }
.features-grid .fade-in-up:nth-child(4) { transition-delay: 180ms; }
.features-grid .fade-in-up:nth-child(5) { transition-delay: 240ms; }
.features-grid .fade-in-up:nth-child(6) { transition-delay: 300ms; }

/* ===== Module Card ===== */
.module-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 10px;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    box-shadow: var(--card-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.module-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
    border-color: rgba(var(--accent-rgb), 0.25);
}

.module-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--badge-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.module-card-icon i {
    font-size: 1.125rem;
    color: var(--accent);
}

.module-card-text {
    display: flex;
    flex-direction: column;
}

.module-card-name {
    font-family: "Poppins", system-ui;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.module-card-code {
    font-family: 'Open Sans', sans-serif;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Module card stagger */
.modules-grid .fade-in-up:nth-child(1) { transition-delay: 0ms; }
.modules-grid .fade-in-up:nth-child(2) { transition-delay: 40ms; }
.modules-grid .fade-in-up:nth-child(3) { transition-delay: 80ms; }
.modules-grid .fade-in-up:nth-child(4) { transition-delay: 120ms; }
.modules-grid .fade-in-up:nth-child(5) { transition-delay: 160ms; }
.modules-grid .fade-in-up:nth-child(6) { transition-delay: 200ms; }
.modules-grid .fade-in-up:nth-child(7) { transition-delay: 240ms; }
.modules-grid .fade-in-up:nth-child(8) { transition-delay: 280ms; }
.modules-grid .fade-in-up:nth-child(9) { transition-delay: 320ms; }
.modules-grid .fade-in-up:nth-child(10) { transition-delay: 360ms; }
.modules-grid .fade-in-up:nth-child(11) { transition-delay: 400ms; }
.modules-grid .fade-in-up:nth-child(12) { transition-delay: 440ms; }
.modules-grid .fade-in-up:nth-child(13) { transition-delay: 480ms; }

/* ===== Contact Card ===== */
.contact-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    max-width: 520px;
    margin: 0 auto;
    box-shadow: var(--card-shadow);
}

.contact-card h3 {
    font-family: "Poppins", system-ui;
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.contact-card p {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.contact-card .btn-primary {
    display: inline-flex;
}