:root {
    --card-radius: 12px;
    --card-radius-lg: 16px;
    --card-radius-xl: 24px;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --card-shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.05);
    --card-shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
}

.card {
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: var(--card-radius);
    overflow: hidden;
}

.card--elevated {
    background-color: #ffffff;
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow-md);
}

.card--floating {
    background-color: #ffffff;
    border-radius: var(--card-radius-lg);
    box-shadow: var(--card-shadow-lg);
}

.card--blue {
    background-color: #2563eb;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--blue-soft {
    background-color: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
    border-radius: var(--card-radius);
}

.card--indigo {
    background-color: #4f46e5;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--indigo-soft {
    background-color: #eef2ff;
    color: #3730a3;
    border: 1px solid #c7d2fe;
    border-radius: var(--card-radius);
}

.card--violet {
    background-color: #7c3aed;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--violet-soft {
    background-color: #f5f3ff;
    color: #5b21b6;
    border: 1px solid #ddd6fe;
    border-radius: var(--card-radius);
}

.card--purple {
    background-color: #9333ea;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--pink {
    background-color: #db2777;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--rose {
    background-color: #e11d48;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--red-soft {
    background-color: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
    border-radius: var(--card-radius);
}

.card--orange {
    background-color: #ea580c;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--amber {
    background-color: #d97706;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--amber-soft {
    background-color: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
    border-radius: var(--card-radius);
}

.card--green {
    background-color: #16a34a;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--green-soft {
    background-color: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
    border-radius: var(--card-radius);
}

.card--emerald {
    background-color: #059669;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--teal {
    background-color: #0d9488;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--teal-soft {
    background-color: #f0fdfa;
    color: #134e4a;
    border: 1px solid #99f6e4;
    border-radius: var(--card-radius);
}

.card--cyan {
    background-color: #0891b2;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--sky {
    background-color: #0284c7;
    color: #ffffff;
    border-radius: var(--card-radius);
}

.card--sky-soft {
    background-color: #f0f9ff;
    color: #075985;
    border: 1px solid #bae6fd;
    border-radius: var(--card-radius);
}

.card--dark {
    background-color: #0f172a;
    color: #f8fafc;
    border-radius: var(--card-radius);
}

.card--dark-elevated {
    background-color: #1e293b;
    color: #f1f5f9;
    border-radius: var(--card-radius-lg);
}

.card--rounded-xl {
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: var(--card-radius-xl);
    box-shadow: var(--card-shadow);
}

.card__header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #f3f4f6;
}

.card__body {
    padding: 1.5rem;
}

.card__footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #f3f4f6;
    background-color: #f9fafb;
}

.card__title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #111827;
}

.card__subtitle {
    font-size: 0.875rem;
    color: #6b7280;
    margin-top: 0.25rem;
}

.card .card__header {
    background-color: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
}

.card .card__title {
    font-size: 1rem;
    font-weight: 600;
    color: #111827;
}

.card .card__subtitle {
    font-size: 0.8125rem;
    color: #6b7280;
}

.card--elevated .card__header {
    background-color: #ffffff;
    border-bottom: 1px solid #f3f4f6;
}

.card--elevated .card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: #111827;
}

.card--blue .card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: #ffffff;
}

.card--blue .card__subtitle {
    font-size: 0.875rem;
    color: #bfdbfe;
}

.card--dark .card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: #f8fafc;
}

.card--dark .card__subtitle {
    font-size: 0.875rem;
    color: #94a3b8;
}

.card--dark .card__footer {
    background-color: #0f172a;
    border-top: 1px solid #1e293b;
}

.card--elevated .card__body .card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    letter-spacing: -0.01em;
}

.card--blue .card__body .card__subtitle {
    font-size: 0.875rem;
    color: #93c5fd;
    line-height: 1.5;
}
