/* =========================================================
   MONEYTOOL.IO
   CARD SYSTEM
   Shared card foundation for calculators, tools and content
   ========================================================= */


/* =========================================================
   BASE CARD
   ========================================================= */

.card {
    position: relative;

    display: block;

    padding: 24px;

    background: #ffffff;

    border: 1px solid var(--border-card, #e2e8f0);
    border-radius: var(--radius-lg, 16px);

    color: var(--text-primary, #0f172a);

    box-shadow: var(--shadow-light, 0 4px 16px rgba(15, 23, 42, 0.06));

    transition:
        transform 0.20s ease,
        box-shadow 0.20s ease,
        border-color 0.20s ease,
        background-color 0.20s ease;
}


/* =========================================================
   CARD HOVER
   ========================================================= */

.card:hover {
    transform: translateY(-4px);

    border-color: var(--primary, #0f766e);

    box-shadow:
        var(--shadow-hover, 0 12px 30px rgba(15, 23, 42, 0.10));
}


/* =========================================================
   CARD CONTENT
   ========================================================= */

.card h2,
.card h3,
.card h4 {
    color: var(--text-primary, #0f172a);
}

.card p {
    color: var(--text-body, #475569);
}


/* =========================================================
   CARD LINK
   ========================================================= */

.card a {
    color: inherit;
    text-decoration: none;
}


/* =========================================================
   CARD ICON
   ========================================================= */

.card-icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 48px;
    height: 48px;

    margin-bottom: 18px;

    border-radius: 12px;

    background: #ecfdf5;

    color: var(--primary, #0f766e);

    font-size: 20px;
    line-height: 1;
}


/* =========================================================
   CARD CATEGORY / LABEL
   ========================================================= */

.card-category {
    display: inline-block;

    margin-bottom: 7px;

    color: var(--primary, #0f766e);

    font-size: 11px;
    font-weight: 800;

    letter-spacing: 0.09em;
    text-transform: uppercase;
}


/* =========================================================
   FEATURED / PRIMARY CARD
   ========================================================= */

.card-primary {
    background: #f0fdfa;

    border-color: rgba(15, 118, 110, 0.20);
}

.card-primary:hover {
    background: #ecfdf5;

    border-color: var(--primary, #0f766e);
}


/* =========================================================
   LIGHT CARD
   ========================================================= */

.card-light {
    background: #f8fafc;

    border-color: var(--border-normal, #e2e8f0);
}

.card-light:hover {
    background: #ffffff;
}


/* =========================================================
   FLAT CARD
   ========================================================= */

.card-flat {
    box-shadow: none;
}

.card-flat:hover {
    box-shadow: var(
        --shadow-light,
        0 4px 16px rgba(15, 23, 42, 0.06)
    );
}


/* =========================================================
   COMPACT CARD
   ========================================================= */

.card-compact {
    padding: 18px;
    border-radius: 12px;
}


/* =========================================================
   LARGE CARD
   ========================================================= */

.card-large {
    padding: 30px;
    border-radius: 18px;
}


/* =========================================================
   TOOL CARD
   General-purpose financial tool card
   ========================================================= */

.tool-card {
    position: relative;

    display: flex;
    flex-direction: column;

    min-height: 260px;

    padding: 26px;

    background: #ffffff;

    border: 1px solid var(--border-card, #e2e8f0);
    border-radius: 16px;

    box-shadow:
        var(--shadow-light,
        0 4px 16px rgba(15, 23, 42, 0.06));

    transition:
        transform 0.20s ease,
        box-shadow 0.20s ease,
        border-color 0.20s ease;
}

.tool-card:hover {
    transform: translateY(-4px);

    border-color: var(--primary, #0f766e);

    box-shadow:
        var(--shadow-hover,
        0 12px 30px rgba(15, 23, 42, 0.10));
}


/* =========================================================
   TOOL CARD TITLE
   ========================================================= */

.tool-card h3 {
    margin: 7px 0 9px;

    color: var(--text-primary, #0f172a);

    font-size: 18px;
    font-weight: 750;

    line-height: 1.35;
}

.tool-card p {
    margin: 0;

    color: var(--text-body, #475569);

    font-size: 14px;
    line-height: 1.65;
}


/* =========================================================
   TOOL CARD ACTION
   ========================================================= */

.tool-card-action {
    margin-top: auto;
    padding-top: 20px;

    color: var(--primary, #0f766e);

    font-size: 14px;
    font-weight: 700;
}


/* =========================================================
   CATEGORY CARD
   ========================================================= */

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;

    min-height: 155px;

    padding: 24px 18px;

    text-align: center;

    background: #ffffff;

    border: 1px solid var(--border-card, #e2e8f0);
    border-radius: 16px;

    color: var(--text-primary, #0f172a);

    transition:
        transform 0.20s ease,
        box-shadow 0.20s ease,
        border-color 0.20s ease;
}

.category-card:hover {
    transform: translateY(-4px);

    border-color: var(--primary, #0f766e);

    box-shadow:
        var(--shadow-light,
        0 4px 16px rgba(15, 23, 42, 0.06));
}

.category-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 50px;
    height: 50px;

    margin-bottom: 13px;

    border-radius: 13px;

    background: #f0fdfa;

    font-size: 23px;
}

.category-card h3 {
    margin: 0;

    color: var(--text-primary, #0f172a);

    font-size: 16px;
    line-height: 1.35;
}

.category-card small {
    margin-top: 5px;

    color: var(--text-body, #475569);

    font-size: 12px;
    line-height: 1.5;
}


/* =========================================================
   CONTENT / GUIDE CARD
   ========================================================= */

.content-card {
    overflow: hidden;

    background: #ffffff;

    border: 1px solid var(--border-card, #e2e8f0);
    border-radius: 16px;

    box-shadow:
        var(--shadow-light,
        0 4px 16px rgba(15, 23, 42, 0.06));

    transition:
        transform 0.20s ease,
        box-shadow 0.20s ease,
        border-color 0.20s ease;
}

.content-card:hover {
    transform: translateY(-3px);

    border-color: var(--primary, #0f766e);

    box-shadow:
        var(--shadow-hover,
        0 12px 30px rgba(15, 23, 42, 0.10));
}

.content-card-body {
    padding: 24px;
}

.content-card h3 {
    margin: 8px 0 10px;

    color: var(--text-primary, #0f172a);

    font-size: 18px;
    line-height: 1.4;
}

.content-card p {
    margin: 0 0 16px;

    color: var(--text-body, #475569);

    font-size: 14px;
    line-height: 1.7;
}

.content-card-link {
    color: var(--primary, #0f766e);

    font-size: 14px;
    font-weight: 700;
}


/* =========================================================
   AI CARD
   ========================================================= */

.ai-card {
    padding: 24px;

    background: rgba(255, 255, 255, 0.08);

    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;

    color: #ffffff;

    transition:
        background-color 0.20s ease,
        transform 0.20s ease,
        border-color 0.20s ease;
}

.ai-card:hover {
    background: rgba(255, 255, 255, 0.13);

    border-color: rgba(255, 255, 255, 0.24);

    transform: translateY(-3px);
}

.ai-card h3 {
    margin: 11px 0 7px;

    color: #ffffff;

    font-size: 17px;
    line-height: 1.4;
}

.ai-card p {
    margin: 0;

    color: rgba(255, 255, 255, 0.76);

    font-size: 13px;
    line-height: 1.65;
}


/* =========================================================
   NUMBERED / PLANNING CARD
   ========================================================= */

.number-card {
    padding: 28px 24px;

    background: #ffffff;

    border: 1px solid var(--border-card, #e2e8f0);
    border-radius: 16px;
}

.number-card-number {
    display: block;

    margin-bottom: 22px;

    color: var(--primary, #0f766e);

    font-size: 13px;
    font-weight: 800;
}

.number-card h3 {
    margin-bottom: 9px;

    color: var(--text-primary, #0f172a);

    font-size: 18px;
}

.number-card p {
    margin: 0;

    color: var(--text-body, #475569);

    font-size: 13px;
    line-height: 1.7;
}


/* =========================================================
   FEATURE / HIGHLIGHT CARD
   ========================================================= */

.highlight-card {
    background:
        linear-gradient(
            135deg,
            #f0fdfa 0%,
            #ffffff 100%
        );

    border-color: rgba(15, 118, 110, 0.18);
}


/* =========================================================
   CARD GRID HELPERS
   ========================================================= */

.card-grid {
    display: grid;
    gap: 20px;
}

.card-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}


/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 900px) {

    .card-grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .card-grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}


@media (max-width: 650px) {

    .card {
        padding: 20px;
    }

    .card-large {
        padding: 24px;
    }

    .tool-card {
        min-height: 0;
        padding: 22px;
    }

    .card-grid-2,
    .card-grid-3,
    .card-grid-4 {
        grid-template-columns: 1fr;
    }
}


/* =========================================================
   ACCESSIBILITY
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

    .card,
    .tool-card,
    .category-card,
    .content-card,
    .ai-card {
        transition: none;
    }

    .card:hover,
    .tool-card:hover,
    .category-card:hover,
    .content-card:hover,
    .ai-card:hover {
        transform: none;
    }
}