/* ============================================================
   Website Necessity Calculator — Public Styles
   ============================================================ */

#wnc-calculator {
    --wnc-primary:     #2563eb;
    --wnc-accent:      #16a34a;
    --wnc-bg:          #f8fafc;
    --wnc-card:        #ffffff;
    --wnc-border:      #e2e8f0;
    --wnc-text:        #1e293b;
    --wnc-muted:       #64748b;
    --wnc-radius:      14px;
    --wnc-shadow:      0 4px 24px rgba(0,0,0,.08);

    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    max-width: 680px;
    margin: 0 auto;
    padding: 8px;
}

/* ── Screens ─────────────────────────────────────────────────── */
.wnc-screen { display: none; animation: wncFade .3s ease; }
.wnc-screen.active { display: block; }

@keyframes wncFade {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Intro ───────────────────────────────────────────────────── */
.wnc-intro-content {
    background: var(--wnc-card);
    border: 1px solid var(--wnc-border);
    border-radius: var(--wnc-radius);
    box-shadow: var(--wnc-shadow);
    padding: 52px 40px;
    text-align: center;
}
.wnc-logo-badge {
    font-size: 52px;
    margin-bottom: 16px;
}
.wnc-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--wnc-text);
    margin: 0 0 12px;
}
.wnc-subtitle {
    color: var(--wnc-muted);
    font-size: 15px;
    line-height: 1.6;
    margin: 0 0 8px;
}
.wnc-meta {
    font-size: 13px;
    color: var(--wnc-muted);
    margin-bottom: 32px;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.wnc-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 13px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all .18s;
    text-decoration: none;
}
.wnc-btn-primary {
    background: var(--wnc-primary);
    color: #fff;
    border-color: var(--wnc-primary);
}
.wnc-btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37,99,235,.35);
}
.wnc-btn-secondary {
    background: transparent;
    color: var(--wnc-primary);
    border-color: var(--wnc-border);
}
.wnc-btn-secondary:hover {
    border-color: var(--wnc-primary);
    background: #eff6ff;
}

/* ── Progress ────────────────────────────────────────────────── */
.wnc-progress-bar {
    height: 6px;
    background: var(--wnc-border);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 6px;
}
.wnc-progress-fill {
    height: 100%;
    background: var(--wnc-primary);
    border-radius: 99px;
    transition: width .4s ease;
}
.wnc-step-counter {
    font-size: 12px;
    color: var(--wnc-muted);
    text-align: right;
    margin: 0 0 20px;
}

/* ── Step card ───────────────────────────────────────────────── */
.wnc-step {
    background: var(--wnc-card);
    border: 1px solid var(--wnc-border);
    border-radius: var(--wnc-radius);
    box-shadow: var(--wnc-shadow);
    padding: 32px;
}
.wnc-dim-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}
.wnc-dim-icon { font-size: 28px; }
.wnc-dim-title h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--wnc-text);
    margin: 0;
}

/* ── Questions ───────────────────────────────────────────────── */
.wnc-question { margin-bottom: 28px; }
.wnc-question:last-child { margin-bottom: 0; }
.wnc-q-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--wnc-text);
    margin: 0 0 12px;
    line-height: 1.5;
}
.wnc-options { display: flex; flex-direction: column; gap: 8px; }

.wnc-option { cursor: pointer; }
.wnc-option input[type="radio"] { display: none; }
.wnc-option-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    border: 2px solid var(--wnc-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--wnc-text);
    transition: all .15s;
    cursor: pointer;
    user-select: none;
}
.wnc-option-label:hover {
    border-color: var(--wnc-primary);
    background: #eff6ff;
}
.wnc-option-dot {
    width: 16px; height: 16px;
    border-radius: 50%;
    border: 2px solid var(--wnc-border);
    flex-shrink: 0;
    transition: all .15s;
}
.wnc-option input[type="radio"]:checked + .wnc-option-label {
    border-color: var(--wnc-primary);
    background: #eff6ff;
}
.wnc-option input[type="radio"]:checked + .wnc-option-label .wnc-option-dot {
    border-color: var(--wnc-primary);
    background: var(--wnc-primary);
    box-shadow: inset 0 0 0 3px #fff;
}

/* ── Nav ─────────────────────────────────────────────────────── */
.wnc-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--wnc-border);
}
.wnc-validation-msg {
    color: #dc2626;
    font-size: 13px;
    margin-top: 8px;
    text-align: center;
}

/* ── Loading ─────────────────────────────────────────────────── */
.wnc-loading {
    text-align: center;
    padding: 80px 20px;
    background: var(--wnc-card);
    border: 1px solid var(--wnc-border);
    border-radius: var(--wnc-radius);
    box-shadow: var(--wnc-shadow);
}
.wnc-spinner {
    width: 48px; height: 48px;
    border: 4px solid var(--wnc-border);
    border-top-color: var(--wnc-primary);
    border-radius: 50%;
    animation: wncSpin .8s linear infinite;
    margin: 0 auto 20px;
}
@keyframes wncSpin { to { transform: rotate(360deg); } }

/* ── Results ─────────────────────────────────────────────────── */
.wnc-results {
    background: var(--wnc-card);
    border: 1px solid var(--wnc-border);
    border-radius: var(--wnc-radius);
    box-shadow: var(--wnc-shadow);
    padding: 36px 32px;
}
.wnc-results-header { text-align: center; margin-bottom: 32px; }
.wnc-results-label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--wnc-muted);
    margin: 0 0 8px;
}
.wnc-gauge-wrap { max-width: 220px; margin: 0 auto 16px; }
.wnc-gauge { width: 100%; }

.wnc-badge {
    display: inline-block;
    padding: 5px 16px;
    border-radius: 99px;
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}
.wnc-result-headline {
    font-size: 21px;
    font-weight: 700;
    color: var(--wnc-text);
    margin: 0 0 12px;
}
.wnc-result-desc {
    font-size: 15px;
    color: var(--wnc-muted);
    line-height: 1.7;
    margin: 0 0 20px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}
.wnc-result-cta {
    background: #f1f5f9;
    border-left: 4px solid var(--wnc-primary);
    border-radius: 0 8px 8px 0;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--wnc-text);
    text-align: left;
    max-width: 520px;
    margin: 0 auto;
}

/* ── Dimension breakdown ─────────────────────────────────────── */
.wnc-breakdown {
    background: var(--wnc-bg);
    border: 1px solid var(--wnc-border);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 28px;
}
.wnc-breakdown h4 {
    margin: 0 0 16px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--wnc-muted);
}
.wnc-dim-bar { margin-bottom: 16px; }
.wnc-dim-bar:last-child { margin-bottom: 0; }
.wnc-dim-bar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--wnc-text);
}
.wnc-dim-bar-track {
    height: 10px;
    background: var(--wnc-border);
    border-radius: 99px;
    overflow: hidden;
}
.wnc-dim-bar-fill {
    height: 100%;
    background: var(--wnc-primary);
    border-radius: 99px;
    width: 0;
    transition: width .7s ease .3s;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 520px) {
    .wnc-intro-content, .wnc-step, .wnc-results { padding: 24px 18px; }
    .wnc-title { font-size: 21px; }
    .wnc-nav { flex-direction: column-reverse; gap: 10px; }
    .wnc-btn { width: 100%; justify-content: center; }
}

/* ── Language Toggle ─────────────────────────────────────────── */
#wnc-calculator .wnc-lang-bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 12px;
}
#wnc-calculator .wnc-lang-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1.5px solid var(--wnc-border);
    border-radius: 99px;
    background: var(--wnc-card);
    color: var(--wnc-text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all .18s;
    line-height: 1;
}
#wnc-calculator .wnc-lang-btn:hover,
#wnc-calculator .wnc-lang-btn.wnc-active-en {
    border-color: var(--wnc-primary);
    background: #eff6ff;
    color: var(--wnc-primary);
}
#wnc-calculator .wnc-lang-icon { font-size: 15px; line-height: 1; }