@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
    --kkw-accent:       #B1FF36;
    --kkw-accent-dark:  #95e020;
    --kkw-accent-glow:  rgba(177, 255, 54, 0.16);
    --kkw-bg:           #ffffff;
    --kkw-surface:      #f8f9fa;
    --kkw-surface-2:    #f0f2f5;
    --kkw-border:       #e2e6ea;
    --kkw-border-sel:   rgba(177, 255, 54, 0.6);
    --kkw-text:         #0f1117;
    --kkw-text-muted:   #6b7280;
    --kkw-text-sub:     #374151;
    --kkw-err:          #ef4444;
    --kkw-radius:       10px;
    --kkw-font:         'DM Sans', system-ui, sans-serif;
    --kkw-transition:   0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

.kkw-msf *,
.kkw-msf *::before,
.kkw-msf *::after {
    box-sizing: border-box;
}

.kkw-msf {
    max-width: 760px;
    margin: 0 auto;
    font-family: var(--kkw-font);
    background: var(--kkw-bg);
    border-radius: 20px;
    padding: 48px 52px 52px;
    border: 1px solid var(--kkw-border);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.07);
}

/* ── Header meta ─────────────────────────── */

.kkw-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 36px;
}

.kkw-krok {
    font-size: 0.72rem;
    font-weight: 700;
    color: #5a7a00;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0;
}

.kkw-step-counter {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--kkw-text-muted);
    letter-spacing: 0.06em;
}

/* ── Progress ────────────────────────────── */

.kkw-progress {
    height: 3px;
    background: var(--kkw-surface-2);
    border-radius: 2px;
    margin-bottom: 40px;
    overflow: hidden;
}

.kkw-bar {
    display: block;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--kkw-accent-dark), var(--kkw-accent));
    border-radius: 2px;
    transition: width 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 8px var(--kkw-accent-glow);
}

/* ── Step visibility ─────────────────────── */

.kkw-step {
    display: none;
}

.kkw-step.active {
    display: block;
    animation: kkw-slide-in 0.3s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes kkw-slide-in {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Question title ──────────────────────── */

.kkw-pytanie {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--kkw-text);
    margin: 0 0 32px;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.kkw-pytanie small {
    display: inline-block;
    font-size: 0.55em;
    font-weight: 500;
    color: var(--kkw-text-muted);
    margin-left: 6px;
    letter-spacing: 0;
    vertical-align: middle;
}

/* ── Grids ───────────────────────────────── */

.kkw-2col .wpcf7-radio,
.kkw-2col .wpcf7-checkbox {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.kkw-3col .wpcf7-radio,
.kkw-3col .wpcf7-checkbox {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
}

.kkw-multi .wpcf7-checkbox {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ── Cards ───────────────────────────────── */

.kkw-choices .wpcf7-list-item {
    margin: 0;
}

.kkw-choices .wpcf7-list-item label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 68px;
    padding: 20px 16px;
    background: var(--kkw-surface);
    border: 1px solid var(--kkw-border);
    border-radius: var(--kkw-radius);
    cursor: pointer;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--kkw-text-sub);
    transition:
        border-color var(--kkw-transition),
        background var(--kkw-transition),
        color var(--kkw-transition),
        box-shadow var(--kkw-transition),
        transform 0.15s ease;
    user-select: none;
    line-height: 1.35;
    position: relative;
    overflow: hidden;
}

.kkw-2col .wpcf7-list-item label {
    min-height: 110px;
    font-size: 1rem;
    flex-direction: column;
    gap: 6px;
}

.kkw-choices .wpcf7-list-item label::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, var(--kkw-accent-glow), transparent 70%);
    opacity: 0;
    transition: opacity var(--kkw-transition);
}

.kkw-choices .wpcf7-list-item label:hover {
    border-color: var(--kkw-accent-dark);
    color: var(--kkw-text);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.kkw-choices .wpcf7-list-item label:hover::before {
    opacity: 1;
}

.kkw-choices .wpcf7-list-item.kkw-checked label {
    border-color: var(--kkw-accent-dark);
    background: rgba(177, 255, 54, 0.1);
    color: #3d6600;
    box-shadow:
        0 0 0 1px var(--kkw-accent-dark),
        0 6px 20px rgba(0, 0, 0, 0.07);
    transform: translateY(-2px);
}

.kkw-choices .wpcf7-list-item.kkw-checked label::before {
    opacity: 1;
}

.kkw-choices input[type="radio"],
.kkw-choices input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    pointer-events: none;
}

.kkw-choices.kkw-err .wpcf7-checkbox {
    outline: 2px solid var(--kkw-err);
    outline-offset: 6px;
    border-radius: var(--kkw-radius);
}

/* ── Text / Textarea fields ──────────────── */

.kkw-lbl {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--kkw-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0 0 8px;
}

.kkw-fields .wpcf7-form-control-wrap {
    display: block;
    margin-bottom: 24px;
}

.kkw-fields input[type="text"],
.kkw-fields input[type="tel"],
.kkw-fields input[type="email"] {
    width: 100%;
    padding: 15px 18px;
    background: var(--kkw-surface);
    border: 1px solid var(--kkw-border);
    border-radius: var(--kkw-radius);
    font-size: 1rem;
    font-family: var(--kkw-font);
    color: var(--kkw-text);
    outline: none;
    transition: border-color var(--kkw-transition), box-shadow var(--kkw-transition);
}

.kkw-fields input[type="text"]::placeholder,
.kkw-fields input[type="tel"]::placeholder,
.kkw-fields input[type="email"]::placeholder {
    color: #adb5bd;
}

.kkw-fields input[type="text"]:focus,
.kkw-fields input[type="tel"]:focus,
.kkw-fields input[type="email"]:focus {
    border-color: var(--kkw-accent-dark);
    box-shadow: 0 0 0 3px var(--kkw-accent-glow);
}

.kkw-fields input.kkw-err {
    border-color: var(--kkw-err);
}

.kkw-fields textarea {
    width: 100%;
    padding: 15px 18px;
    background: var(--kkw-surface);
    border: 1px solid var(--kkw-border);
    border-radius: var(--kkw-radius);
    font-size: 1rem;
    font-family: var(--kkw-font);
    min-height: 140px;
    resize: vertical;
    outline: none;
    color: var(--kkw-text);
    transition: border-color var(--kkw-transition), box-shadow var(--kkw-transition);
}

.kkw-fields textarea::placeholder {
    color: #adb5bd;
}

.kkw-fields textarea:focus {
    border-color: var(--kkw-accent-dark);
    box-shadow: 0 0 0 3px var(--kkw-accent-glow);
}

.kkw-fields input[type="file"] {
    font-size: 0.88rem;
    color: var(--kkw-text-muted);
    font-family: var(--kkw-font);
}

/* ── Navigation ──────────────────────────── */

.kkw-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 36px;
    gap: 12px;
}

.kkw-back,
.kkw-next,
.kkw-step[data-step="9"] .kkw-nav input[type="submit"] {
    padding: 13px 28px;
    border-radius: var(--kkw-radius);
    font-size: 0.9rem;
    font-weight: 700;
    font-family: var(--kkw-font);
    cursor: pointer;
    transition:
        background var(--kkw-transition),
        color var(--kkw-transition),
        border-color var(--kkw-transition),
        box-shadow var(--kkw-transition),
        transform 0.15s ease;
    line-height: 1;
    letter-spacing: 0.01em;
    border: 1px solid transparent;
}

.kkw-back {
    background: transparent;
    color: var(--kkw-text-muted);
    border-color: var(--kkw-border);
    margin-right: auto;
}

.kkw-back:hover {
    background: var(--kkw-surface-2);
    color: var(--kkw-text-sub);
    border-color: #ced4da;
    transform: translateX(-2px);
}

.kkw-next,
.kkw-step[data-step="9"] .kkw-nav input[type="submit"] {
    background: var(--kkw-accent);
    color: #1a2e00;
    border-color: var(--kkw-accent);
    margin-left: auto;
    box-shadow: 0 4px 14px rgba(177, 255, 54, 0.32);
}

.kkw-next:hover,
.kkw-step[data-step="9"] .kkw-nav input[type="submit"]:hover {
    background: #c4ff5c;
    border-color: #c4ff5c;
    box-shadow: 0 6px 22px rgba(177, 255, 54, 0.46);
    transform: translateY(-1px);
}

.kkw-nav .kkw-back + .kkw-next {
    margin-left: 0;
}

/* ── Responsive ──────────────────────────── */

@media ( max-width: 680px ) {
    .kkw-msf {
        padding: 32px 24px 36px;
        border-radius: 14px;
    }

    .kkw-3col .wpcf7-radio,
    .kkw-3col .wpcf7-checkbox {
        grid-template-columns: 1fr 1fr;
    }

    .kkw-multi .wpcf7-checkbox {
        grid-template-columns: 1fr;
    }

    .kkw-pytanie {
        font-size: 1.3rem;
    }

    .kkw-2col .wpcf7-list-item label {
        min-height: 84px;
    }
}

@media ( max-width: 440px ) {
    .kkw-2col .wpcf7-radio,
    .kkw-2col .wpcf7-checkbox {
        grid-template-columns: 1fr;
    }

    .kkw-back,
    .kkw-next,
    .kkw-step[data-step="9"] .kkw-nav input[type="submit"] {
        padding: 12px 20px;
        font-size: 0.85rem;
    }
}