/* AIBIZNESLAB v2 — baza-wiedzy page-specific (Lab Club v2 DNA)
 * Scope: KB hero, article grid, section titles
 * Wymaga: tokens + core + legacy v2 zaladowane wczesniej
 */

/* ===== KB Shell / Container ===== */
.kb-shell {
    position: relative;
    z-index: 2;
}

.kb-container {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== KB Hero ===== */
.kb-hero {
    padding: 96px 0 56px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.kb-hero-title {
    font-family: var(--font-sans);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 500;
    letter-spacing: -0.035em;
    line-height: 1.05;
    color: var(--text);
    margin: 0 auto 16px;
    max-width: 20ch;
    text-wrap: balance;
}

.kb-hero-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--text-dim);
    max-width: 56ch;
    margin: 0 auto;
    line-height: 1.6;
    text-wrap: balance;
}

/* ===== KB Section ===== */
.kb-section {
    padding: 32px 0 24px;
    position: relative;
    z-index: 2;
}

.kb-section-title {
    font-family: var(--font-sans);
    font-size: clamp(1.5rem, 2.4vw, 1.9rem);
    font-weight: 500;
    letter-spacing: -0.025em;
    color: var(--text);
    margin: 56px 0 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    display: block;
    text-wrap: balance;
}

.kb-section-title:first-of-type {
    margin-top: 24px;
}

/* ===== Article Grid ===== */
.kb-articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

/* ===== Article Card ===== */
.kb-article-card {
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
    transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.kb-article-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -10px rgba(10, 10, 10, 0.08);
}

.kb-article-card h3 {
    font-family: var(--font-sans);
    font-size: 1.02rem;
    font-weight: 500;
    letter-spacing: -0.015em;
    line-height: 1.3;
    margin: 0 0 10px;
    text-wrap: balance;
}

.kb-article-card h3 a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.15s ease;
}

.kb-article-card h3 a:hover {
    color: var(--accent);
}

.kb-article-card p {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.55;
    margin: 0;
    max-width: none;
}

/* ===== Bonus Popup (lead magnet) ===== */
.popup-overlay {
    display: none;
    position: fixed; inset: 0;
    z-index: 200;
    background: rgba(10, 10, 10, 0.72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.popup-overlay.active {
    display: flex;
}

.popup-container {
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 32px 32px;
    max-width: 560px;
    width: 100%;
    max-height: 92vh;
    overflow-y: auto;
    position: relative;
}

.popup-close {
    position: absolute;
    top: 12px; right: 14px;
    background: none;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    width: 34px; height: 34px;
    font-size: 1.3rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text);
    transition: background 0.15s ease;
}

.popup-close:hover {
    background: var(--bg-elev-2);
}

/* Popup inner content */
.popup-container .is-2a0d9ba1 {
    text-align: center;
    margin-bottom: 24px;
}

.popup-container .is-08d10b7b {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.popup-container .is-84bf4259 {
    width: 16px; height: 16px;
}

.popup-container .is-0635e6e9 {
    font-family: var(--font-sans);
    font-size: clamp(1.35rem, 2.5vw, 1.7rem);
    font-weight: 500;
    letter-spacing: -0.025em;
    color: var(--text);
    margin: 0 0 12px;
    text-wrap: balance;
}

.popup-container .is-a32f5f7f,
.popup-container .is-b38a3089 {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin: 4px 0;
    max-width: none;
}

.popup-container .is-778ca662 {
    color: var(--text);
    font-weight: 500;
}

/* Form (AC Form 33) */
._form._form_33 {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

._form._form_33 .is-7b9b298e {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

._form._form_33 input[type="text"],
._form._form_33 input[type="email"] {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--bg);
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

._form._form_33 input[type="text"]:focus,
._form._form_33 input[type="email"]:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

._form._form_33 input::placeholder {
    color: var(--text-mute);
}

.ac-form-checkbox-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.ac-form-checkbox-wrapper label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--text-dim);
    line-height: 1.45;
}

.ac-form-checkbox-wrapper input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--accent);
    flex-shrink: 0;
}

.ac-form-checkbox-wrapper a {
    color: var(--text);
    text-decoration: underline;
    text-underline-offset: 2px;
}

._form._form_33 ._button-wrapper {
    width: 100%;
}

._form._form_33 ._submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 20px;
    background: var(--accent);
    color: #0A0A0A;
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: all 0.18s ease;
}

._form._form_33 ._submit:hover {
    filter: brightness(1.08);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px -8px var(--accent-line);
}

._form._form_33 ._submit svg {
    width: 16px; height: 16px;
}

._form._form_33 .is-4dcc0fb2 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--text-faint);
    margin-top: 12px;
    text-align: center;
}

._form._form_33 .is-02a1aa58 {
    width: 14px; height: 14px;
    color: var(--ok);
}

/* ===== Floating CTA (bottom-right) ===== */
.floating-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 40;
}

.floating-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    background: var(--text);
    color: var(--bg);
    border: 1px solid var(--text);
    border-radius: var(--radius);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.88rem;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 10px 30px -10px rgba(10, 10, 10, 0.35);
}

.floating-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 40px -14px rgba(10, 10, 10, 0.45);
}

.floating-btn-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: left;
}

.floating-btn-title {
    font-weight: 500;
}

.floating-btn-subtitle {
    font-size: 0.72rem;
    opacity: 0.7;
}

.floating-btn-arrow {
    font-family: var(--font-mono);
    font-size: 1rem;
    opacity: 0.8;
}

/* ===== Responsive ===== */
@media (max-width: 820px) {
    .kb-hero { padding: 56px 0 32px; }
    .kb-section { padding: 16px 0 16px; }
    .kb-section-title { margin: 40px 0 20px; font-size: 1.3rem; }
    .kb-articles-grid { grid-template-columns: 1fr; gap: 12px; }
    .kb-article-card { padding: 16px 18px; }
    .floating-cta { bottom: 12px; right: 12px; }
    .floating-btn { padding: 10px 14px; font-size: 0.82rem; }
    .popup-container { padding: 32px 20px 22px; }
}

@media (max-width: 540px) {
    .kb-hero-title { font-size: 2rem; }
    .kb-hero-subtitle { font-size: 0.95rem; }
}


/* ============================================================
   POPUP + IS-* ALIASES (skopiowane z index-v2.css)
   Hub baza-wiedzy ma identyczny bonus popup z AC Form 33.
   Trzeba zachowac styling po usunieciu inline-styles-extracted.css.
   ============================================================ */

/* Nav FREE badge w dropdown */
.nav-dropdown-item .is-dd226e1a {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 6px;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--accent-line);
    border-radius: 4px;
    vertical-align: middle;
}

/* AC Form popup SVG sizing */
#_form_33_ ._submit svg,
#_form_33_ ._submit .is-bf2f20d3 {
    width: 20px !important;
    height: 20px !important;
    flex-shrink: 0;
}
.ac-form-social-proof svg {
    width: 14px;
    height: 14px;
    color: var(--accent);
    flex-shrink: 0;
}
/* ============================================================
   BONUS POPUP (lead magnet z AC Form 33)
   Uzywa ac-form-33.css dla inputow, tu tylko overlay/container/header.
   ============================================================ */
.popup-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 100;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(10, 10, 10, 0.72);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.popup-container {
    position: relative;
    width: 100%;
    max-width: 560px;
    max-height: 92vh;
    overflow-y: auto;
    padding: 40px 36px 32px;
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.popup-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 50%;
    font-family: var(--font-sans);
    font-size: 1.3rem;
    line-height: 1;
    color: var(--text-dim);
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease;
}
.popup-close:hover {
    color: var(--accent);
    border-color: var(--accent-line);
}

/* Popup header (is-2a0d9ba1 -> container, is-08d10b7b -> badge, is-0635e6e9 -> h2, is-a32f5f7f -> p) */
.popup-container .is-2a0d9ba1 {
    text-align: center;
    margin-bottom: 24px;
}
.popup-container .is-08d10b7b {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ok);
    background: rgba(22, 163, 74, 0.08);
    border: 1px solid rgba(22, 163, 74, 0.24);
    border-radius: 999px;
    margin-bottom: 18px;
}
.popup-container .is-08d10b7b .is-84bf4259 {
    width: 14px;
    height: 14px;
    stroke: currentColor;
}
.popup-container .is-0635e6e9 {
    font-family: var(--font-sans);
    font-size: clamp(1.4rem, 2.6vw, 1.75rem);
    font-weight: 500;
    letter-spacing: -0.025em;
    line-height: 1.15;
    color: var(--text);
    margin: 0 0 14px;
    text-wrap: balance;
}
.popup-container .is-a32f5f7f {
    font-family: var(--font-sans);
    font-size: 0.98rem;
    color: var(--text-dim);
    line-height: 1.55;
    margin: 0 auto 6px;
    max-width: 460px;
    text-wrap: balance;
}
.popup-container .is-778ca662 {
    color: var(--accent);
    font-weight: 600;
}
.popup-container .is-b38a3089 {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    color: var(--text-faint);
    margin: 0 auto 8px;
    text-align: center;
}
.popup-container .is-9c766357 {
    display: none;
}
.popup-container .is-53a12986 {
    margin: 0;
}

/* MODAL OVERLAY (#stepModal z starego index) — ukryty by default, nie uzywany w v2 */
.modal-overlay.is-9c766357 {
    display: none;
}


/* ============================================================