/* =====================================================
   How We Work (Process) — Capital Flex
   All values use CSS custom properties only.
   ===================================================== */

/* ---- Track: holds the line + steps ---- */

.process__track {
    position: relative;
}

/* Horizontal connecting line — sits behind number circles */
.process__line {
    position: absolute;
    top: 36px; /* vertically centred on the number circles */
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: linear-gradient(
        90deg,
        var(--color-primary)       0%,
        var(--color-primary-light) 100%
    );
    z-index: 0;
}

/* ---- 4-column grid ---- */

.process__steps {
    display: grid;
    grid-template-columns: repeat( 4, 1fr );
    gap: var(--space-6);
    position: relative;
    z-index: var(--z-raised);
}

/* ---- Individual step ---- */

.process__step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-4);
}

/* ---- Number circle ---- */

.process__num {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    border: 4px solid var(--color-white);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background-color var(--ease-slow), transform var(--ease-slow);
}

.process__num span {
    font-family: var(--font-heading);
    font-weight: var(--fw-extrabold);
    font-size: var(--text-h4);
    color: var(--color-white);
    line-height: 1;
    letter-spacing: -0.02em;
}

.process__step:hover .process__num {
    background-color: var(--color-primary-dark);
    transform: scale( 1.08 );
}

/* ---- Step icon ---- */

.process__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background-color: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: background-color var(--ease-slow), color var(--ease-slow);
}

.process__icon svg {
    width: 22px;
    height: 22px;
}

.process__step:hover .process__icon {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ---- Step title ---- */

.process__title {
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    font-size: var(--text-h4);
    color: var(--color-text);
    line-height: var(--leading-snug);
}

/* ---- Step description ---- */

.process__desc {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    line-height: var(--leading-body);
    color: var(--color-muted);
    max-width: 22ch;
}

/* =====================================================
   Responsive — Tablet ≤ 1024px
   ===================================================== */

@media ( max-width: 1024px ) {
    .process__line {
        left: 10%;
        right: 10%;
    }
}

/* =====================================================
   Responsive — Large mobile ≤ 768px
   Two columns — hide horizontal line, show step connector dots
   ===================================================== */

@media ( max-width: 768px ) {
    .process__line {
        display: none;
    }

    .process__steps {
        grid-template-columns: repeat( 2, 1fr );
        gap: var(--space-8) var(--space-6);
    }

    .process__desc {
        max-width: 28ch;
    }
}

/* =====================================================
   Responsive — Small mobile ≤ 640px
   Vertical timeline — single column with left border line
   ===================================================== */

@media ( max-width: 640px ) {
    .process__track {
        padding-left: var(--space-4);
    }

    /* Vertical line on the left */
    .process__track::before {
        content: '';
        position: absolute;
        left: calc( var(--space-4) + 27px );
        top: 36px;
        bottom: 36px;
        width: 2px;
        background: linear-gradient(
            180deg,
            var(--color-primary)       0%,
            var(--color-primary-light) 100%
        );
        z-index: 0;
    }

    .process__steps {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    /* Grid: circle | title on row 1, blank | desc on row 2 */
    .process__step {
        display: grid;
        grid-template-columns: 56px 1fr;
        grid-template-rows: auto auto;
        align-items: center;
        column-gap: var(--space-4);
        row-gap: var(--space-2);
        text-align: left;
    }

    .process__num {
        grid-column: 1;
        grid-row: 1;
        width: 56px;
        height: 56px;
        z-index: var(--z-raised);
    }

    .process__num span {
        font-size: var(--text-body);
    }

    .process__icon {
        display: none;
    }

    .process__title {
        grid-column: 2;
        grid-row: 1;
    }

    .process__desc {
        grid-column: 2;
        grid-row: 2;
        max-width: 100%;
    }
}