/* =========================================================================
   VEKTRASCALE SOLUTIONS - How We Work section
   ========================================================================= */

.hww {
    padding: 112px 0;
}

/* ---- Tab switcher -------------------------------------------------------- */
.hww-switcher {
    display: flex;
    justify-content: center;
    gap: 4px;
    width: fit-content;
    margin: -28px auto 56px;
    padding: 4px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
}

.hww-switcher__btn {
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 550;
    color: var(--text-muted);
    border-radius: var(--r-xs);
    transition: color var(--t-fast) var(--ease-out),
                background var(--t-fast) var(--ease-out),
                box-shadow var(--t-fast) var(--ease-out);
}

.hww-switcher__btn:hover { color: var(--text); }

.hww-switcher__btn.is-active {
    color: var(--text);
    background: var(--bg-elevated);
    box-shadow: var(--sh-sm);
}

.hww-panel[hidden] { display: none; }

/* ---- Journey ------------------------------------------------------------- */
.hww-journey { position: relative; }

.hww-journey__line {
    position: absolute;
    top: 5px;
    left: calc(12.5% - 6px);
    right: calc(12.5% - 6px);
    height: 2px;
    background: var(--border);
    border-radius: 2px;
}

.hww-journey__line-draw {
    position: absolute;
    inset: 0;
    background: var(--accent);
    border-radius: 2px;
    transform-origin: left center;
    transform: scaleX(0);
    transition: transform 1400ms var(--ease-out) 200ms;
}

.hww-journey.is-visible .hww-journey__line-draw { transform: scaleX(1); }

.hww-journey__line-dot {
    position: absolute;
    top: 50%;
    left: 0;
    width: 8px;
    height: 8px;
    margin: -4px 0 0 -4px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
    opacity: 0;
    animation: hwwTravel 7s var(--ease-in-out) 1.8s infinite;
}

.hww-journey.is-visible .hww-journey__line-dot { opacity: 1; }

@keyframes hwwTravel {
    0%   { left: 0; }
    46%  { left: 100%; }
    50%  { left: 100%; }
    96%  { left: 0; }
    100% { left: 0; }
}

.hww-journey__row {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    align-items: start;
}

.hww-step {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    outline-offset: 4px;
}

.hww-step__marker {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--accent);
    margin: 0 auto 22px;
    position: relative;
    z-index: 1;
    transition: background var(--t-med) var(--ease-out),
                box-shadow var(--t-med) var(--ease-out);
}

.hww-step:hover .hww-step__marker,
.hww-step:focus-visible .hww-step__marker {
    background: var(--accent);
    box-shadow: 0 0 0 5px var(--accent-soft);
}

/* ---- Card (shared between journey + engagement) --------------------------- */
.hww-card {
    position: relative;
    height: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 24px;
    box-shadow: var(--sh-xs);
    overflow: hidden;
    transition: border-color var(--t-med) var(--ease-out),
                box-shadow var(--t-med) var(--ease-out),
                transform var(--t-med) var(--ease-out);
}

.hww-step:hover .hww-card,
.hww-step:focus-visible .hww-card,
.hww-card--engagement:hover,
.hww-card--engagement:focus-visible {
    border-color: var(--accent-300);
    box-shadow: var(--sh-md);
    transform: translateY(-3px);
}

[data-theme="dark"] .hww-step:hover .hww-card,
[data-theme="dark"] .hww-step:focus-visible .hww-card,
[data-theme="dark"] .hww-card--engagement:hover,
[data-theme="dark"] .hww-card--engagement:focus-visible {
    border-color: rgba(94, 151, 255, 0.4);
}

.hww-card__head {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-bottom: 13px;
}

.hww-card__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r-sm);
    background: var(--accent-faint);
    border: 1px solid var(--accent-soft);
    color: var(--accent);
    flex-shrink: 0;
}

[data-theme="dark"] .hww-card__icon { border-color: rgba(94, 151, 255, 0.2); }

.hww-card__icon svg { width: 20px; height: 20px; }

.hww-card__step {
    display: block;
    font-family: var(--font-mono);
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-subtle);
    margin-bottom: 3px;
}

.hww-card__title {
    font-size: 16.5px;
    font-weight: 630;
    letter-spacing: -0.012em;
}

.hww-card__desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted);
}

/* Expanding meta block */
.hww-card__meta {
    display: grid;
    grid-template-rows: 0fr;
    opacity: 0;
    transition: grid-template-rows 380ms var(--ease-out),
                opacity 320ms var(--ease-out),
                margin-top 380ms var(--ease-out);
    margin-top: 0;
}

.hww-step:hover .hww-card__meta,
.hww-step:focus-within .hww-card__meta,
.hww-card--engagement:hover .hww-card__meta,
.hww-card--engagement:focus-within .hww-card__meta {
    grid-template-rows: 1fr;
    opacity: 1;
    margin-top: 16px;
}

.hww-card__meta-inner {
    overflow: hidden;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.hww-meta-row {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-top: 12px;
    border-top: 1px solid var(--border-subtle);
}

.hww-meta-row__label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-subtle);
}

.hww-meta-row__value {
    font-size: 13px;
    line-height: 1.55;
    color: var(--text-muted);
}

.hww-meta-row__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 3px;
}

.hww-chip {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    padding: 3px 10px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--r-full);
    white-space: nowrap;
}

/* ---- Engagement grid ------------------------------------------------------ */
.hww-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.hww-card--engagement { cursor: default; }

.hww-card__ghost {
    position: absolute;
    top: 2px;
    right: 14px;
    font-size: 72px;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1;
    color: var(--text);
    opacity: 0.045;
    pointer-events: none;
    user-select: none;
    font-variant-numeric: tabular-nums;
}

[data-theme="dark"] .hww-card__ghost { opacity: 0.07; }

/* ---- Responsive ----------------------------------------------------------- */
@media (max-width: 1024px) {
    .hww-journey__row { grid-template-columns: repeat(2, 1fr); }
    .hww-journey__line { display: none; }
    .hww-step__marker { display: none; }
}

@media (max-width: 720px) {
    .hww { padding: 80px 0; }

    .hww-journey__row,
    .hww-grid { grid-template-columns: 1fr; }

    .hww-switcher { margin-bottom: 40px; }
    .hww-switcher__btn { padding: 8px 13px; font-size: 13px; }
}

@media (hover: none) {
    /* No hover on touch - keep meta always visible */
    .hww-card__meta {
        grid-template-rows: 1fr;
        opacity: 1;
        margin-top: 16px;
    }
}

/* ---- Reduced motion -------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .hww-journey__line-draw { transform: scaleX(1); transition: none; }
    .hww-journey__line-dot { animation: none; opacity: 0; }

    .hww-card__meta {
        grid-template-rows: 1fr;
        opacity: 1;
        margin-top: 16px;
        transition: none;
    }
}