/* =============================================================
   Mój Mechanik AI — Design System (main.css)
   Vanilla CSS, ciemny motyw motoryzacyjny
   ============================================================= */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Kolory */
  --color-bg:           #020617;
  --color-surface:      #0f172a;
  --color-surface-2:    #0b1120;
  --color-panel:        #1e293b;
  --color-border:       #1e293b;
  --color-border-light: #334155;

  /* Akcenty */
  --color-primary:      #ef4444;   /* czerwony — motoryzacyjna marka */
  --color-primary-dark: #dc2626;
  --color-primary-glow: rgba(239,68,68,0.18);
  --color-secondary:    #0ea5e9;   /* niebieski — secondary */
  --color-secondary-dk: #0284c7;

  /* Tekst */
  --color-text:         #f1f5f9;
  --color-text-muted:   #94a3b8;
  --color-text-dim:     #64748b;

  /* Typografia */
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:    'Courier New', monospace;

  /* Rozmiary */
  --max-width:    1200px;
  --max-width-md: 860px;
  --max-width-sm: 680px;

  /* Zaokrąglenia */
  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    20px;
  --radius-xl:    28px;
  --radius-pill:  9999px;

  /* Cienie */
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:    0 4px 16px rgba(0,0,0,0.45);
  --shadow-lg:    0 8px 32px rgba(0,0,0,0.55);
  --shadow-red:   0 8px 32px rgba(239,68,68,0.22);

  /* Przejścia */
  --transition:   0.2s ease;
  --transition-slow: 0.35s ease;

  /* Nawigacja */
  --nav-height:   68px;
}

/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover { color: var(--color-text); }

ul, ol { list-style: none; }

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-surface); }
::-webkit-scrollbar-thumb { background: var(--color-border-light); border-radius: var(--radius-pill); }

/* =============================================================
   NAWIGACJA GLOBALNA
   ============================================================= */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(2, 6, 23, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-slow), box-shadow var(--transition-slow);
}

.nav.scrolled {
  background: rgba(2, 6, 23, 0.97);
  box-shadow: var(--shadow-md);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--color-text);
  letter-spacing: -0.02em;
  white-space: nowrap;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-icon {
  color: var(--color-primary);
  font-size: 1.1rem;
}

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

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav__links li a {
  display: block;
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.nav__links li a:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.05);
}

.nav__cta {
  flex-shrink: 0;
  margin-left: 0.5rem;
}

/* Burger — mobile */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  margin-left: auto;
  cursor: pointer;
}

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav__mobile {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(2, 6, 23, 0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  padding: 1.5rem;
  z-index: 99;
}

.nav__mobile ul {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1.25rem;
}

.nav__mobile ul li a {
  display: block;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: color var(--transition), background var(--transition);
}

.nav__mobile ul li a:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.06);
}

/* =============================================================
   BUTTONS & CTA
   ============================================================= */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-red);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 10px 36px rgba(239,68,68,0.35);
  color: #fff;
}

.btn-small {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

/* Google Play badge wrapper */
.badge-play {
  display: inline-flex;
  transition: transform var(--transition), opacity var(--transition);
}

.badge-play:hover { transform: scale(1.04); }

.badge-play img {
  width: 200px;
  height: auto;
}

.badge-play--large img {
  width: 220px;
}

/* =============================================================
   SEKCJE (layout)
   ============================================================= */
.section {
  padding: 5rem 1.5rem;
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section--alt { background: var(--color-surface-2); }
.section--surface { background: var(--color-surface); }

.section__eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.85rem;
}

.section__title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: 3rem;
}

.section__subtitle--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.text-center { text-align: center; }

/* =============================================================
   KARTY (cards)
   ============================================================= */
.card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  border-color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-red);
}

.card__icon {
  width: 48px;
  height: 48px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.6rem;
}

.card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.1rem;
}

.card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.card__link::after {
  content: '→';
  transition: transform var(--transition);
}

.card__link:hover::after { transform: translateX(4px); }

/* =============================================================
   GRIDY
   ============================================================= */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

/* =============================================================
   HERO
   ============================================================= */
.hero {
  background: var(--color-bg);
  padding-top: calc(var(--nav-height) + 5rem);
  padding-bottom: 5rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 60%;
  height: 130%;
  background: radial-gradient(ellipse at 60% 40%, rgba(239,68,68,0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero__text {
  flex: 1 1 480px;
  max-width: 600px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
}

.hero__h1 {
  font-size: clamp(2.25rem, 5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 1.25rem;
}

.hero__h1 span {
  background: linear-gradient(135deg, #ef4444, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subheadline {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 2.25rem;
  max-width: 480px;
}

.hero__cta-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero__image {
  flex: 0 0 auto;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.hero__image img {
  width: 280px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(239,68,68,0.12);
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
}

/* =============================================================
   SOCIAL PROOF
   ============================================================= */
.social-proof {
  background: var(--color-surface);
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.social-proof__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.stats-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 3rem;
  border-right: 1px solid var(--color-border);
  text-align: center;
}

.stat:last-child { border-right: none; }

.stat__value {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat__value .star { color: #f59e0b; }

.stat__label {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-weight: 500;
  white-space: nowrap;
}

/* Reviews grid */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.15rem;
}

.review-card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition);
}

.review-card:hover { border-color: var(--color-border-light); }

.review-card__stars {
  font-size: 0.85rem;
  color: #f59e0b;
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.review-card__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
  font-style: italic;
}

.review-card__author {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-text-dim);
}

.review-card__date {
  font-size: 0.78rem;
  color: var(--color-text-dim);
}

/* =============================================================
   JAK DZIAŁA — 3 KROKI
   ============================================================= */
.how-it-works {
  background: var(--color-surface-2);
  padding: 5rem 1.5rem;
}

.how-it-works__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
  counter-reset: steps;
}

.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(16.66% + 0.5rem);
  right: calc(16.66% + 0.5rem);
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary) 50%, var(--color-primary) 100%);
  opacity: 0.25;
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.35rem;
  font-weight: 900;
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  box-shadow: 0 0 0 8px rgba(239,68,68,0.1);
}

.step__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.65rem;
}

.step__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.step__desc a {
  color: var(--color-primary);
  font-weight: 600;
}

/* =============================================================
   FUNKCJE
   ============================================================= */
.features {
  background: var(--color-bg);
  padding: 5rem 1.5rem;
}

.features__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.feature-card {
  display: flex;
  flex-direction: column;
}

/* =============================================================
   SCREENY
   ============================================================= */
.screenshots {
  background: var(--color-surface-2);
  padding: 5rem 1.5rem;
}

.screenshots__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.screenshots-grid figure {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  transition: border-color var(--transition), transform var(--transition);
}

.screenshots-grid figure:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.screenshots-grid figure img {
  width: 100%;
  border-radius: var(--radius-md);
}

.screenshots-grid figcaption {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 0.65rem;
  font-weight: 500;
}

/* =============================================================
   FAQ ACCORDION
   ============================================================= */
.faq {
  background: var(--color-surface);
  padding: 5rem 1.5rem;
}

.faq__inner {
  max-width: var(--max-width-md);
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-panel);
  transition: border-color var(--transition);
}

.faq-item:has(.faq-question[aria-expanded="true"]) {
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.15rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: color var(--transition);
}

.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
  line-height: 1;
}

.faq-question[aria-expanded="true"]::after {
  transform: rotate(45deg);
}

.faq-question:hover { color: var(--color-primary); }

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.faq-answer a {
  color: var(--color-primary);
  font-weight: 600;
}

/* =============================================================
   PORADNIKI HUB
   ============================================================= */
.guides-hub {
  background: var(--color-surface-2);
  padding: 5rem 1.5rem;
}

.guides-hub__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.guides-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.guide-category-card {
  display: block;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.guide-category-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  background: rgba(239,68,68,0.04);
  color: var(--color-text);
}

.guide-category-card__icon {
  font-size: 1.6rem;
  margin-bottom: 0.85rem;
  display: block;
}

.guide-category-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.45rem;
  transition: color var(--transition);
}

.guide-category-card:hover h3 { color: var(--color-primary); }

.guide-category-card p {
  font-size: 0.845rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.guide-category-card--accent {
  border-color: rgba(14,165,233,0.3);
  background: rgba(14,165,233,0.04);
}

.guide-category-card--accent:hover {
  border-color: var(--color-secondary);
  background: rgba(14,165,233,0.08);
}

.guide-category-card--accent h3 { color: var(--color-secondary); }

.guides-hub__cta {
  text-align: center;
  margin-top: 2.5rem;
}

.link-arrow {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition);
}

.link-arrow:hover { gap: 0.7rem; color: var(--color-primary); }

/* =============================================================
   CTA BOTTOM
   ============================================================= */
.cta-bottom {
  background: var(--color-bg);
  padding: 6rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-bottom::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(239,68,68,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.cta-bottom__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-sm);
  margin: 0 auto;
}

.cta-bottom__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 0.85rem;
}

.cta-bottom__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 2.25rem;
}

/* =============================================================
   BREADCRUMB
   ============================================================= */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--color-text-dim);
  margin-bottom: 1.5rem;
  padding-top: calc(var(--nav-height) + 1.5rem);
}

.breadcrumb a {
  color: var(--color-text-dim);
  transition: color var(--transition);
}

.breadcrumb a:hover { color: var(--color-primary); }

.breadcrumb__sep { opacity: 0.4; }

.breadcrumb__current {
  color: var(--color-text-muted);
  font-weight: 500;
}

/* =============================================================
   ARTICLE CTA (blok na dole artykułów)
   ============================================================= */
.article-cta {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin: 3rem 0;
}

.article-cta p {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

/* =============================================================
   BADGE — PLAY
   ============================================================= */
.badge-play-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

/* =============================================================
   FOOTER
   ============================================================= */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 3.5rem 1.5rem 0;
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 4rem;
  padding-bottom: 3rem;
}

.footer__logo {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.footer__logo-icon { color: var(--color-primary); }

.footer__tagline {
  font-size: 0.85rem;
  color: var(--color-text-dim);
  margin-bottom: 1.5rem;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer__col-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  margin-bottom: 1rem;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer__col ul li a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer__col ul li a:hover { color: var(--color-text); }

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: 1.25rem 0;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer__bottom p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

/* =============================================================
   UTILITIES
   ============================================================= */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container--md { max-width: var(--max-width-md); }
.container--sm { max-width: var(--max-width-sm); }

.mt-1  { margin-top: 0.5rem; }
.mt-2  { margin-top: 1rem; }
.mt-3  { margin-top: 1.5rem; }
.mt-4  { margin-top: 2rem; }
.mb-0  { margin-bottom: 0 !important; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

/* =============================================================
   PORADNIK HUB (strona /poradnik/)
   ============================================================= */
.poradnik-hub {
  padding-top: calc(var(--nav-height) + 4rem);
  padding-bottom: 5rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  background: var(--color-bg);
}

.poradnik-hub__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.poradnik-category {
  margin-bottom: 4rem;
}

.poradnik-category__title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.poradnik-category__title span { color: var(--color-primary); }

.poradnik-articles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.poradnik-article-card {
  display: block;
  padding: 1.1rem 1.3rem;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition);
}

.poradnik-article-card:hover {
  border-color: var(--color-primary);
  transform: translateX(4px);
  color: var(--color-text);
}

.poradnik-article-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.35rem;
  transition: color var(--transition);
}

.poradnik-article-card:hover h3 { color: var(--color-primary); }

.poradnik-article-card p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* =============================================================
   USUWANIE DANYCH strona
   ============================================================= */
.data-deletion-page {
  padding-top: calc(var(--nav-height) + 4rem);
  padding-bottom: 5rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.data-deletion-page__inner {
  max-width: 720px;
  margin: 0 auto;
}

.data-deletion-card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.form-control {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font-body);
  color: var(--color-text);
  transition: border-color var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-primary);
}

.form-control::placeholder { color: var(--color-text-dim); }

/* =============================================================
   RESPONSIVE — Mobile First Breakpoints
   ============================================================= */

/* Tablet — ≤ 1024px */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .screenshots-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Tablet małe / phablet — ≤ 768px */
@media (max-width: 768px) {
  :root { --nav-height: 60px; }

  .section { padding: 3.5rem 1rem; }

  /* NAV */
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__burger { display: flex; }

  /* HERO */
  .hero {
    padding-top: calc(var(--nav-height) + 3rem);
    padding-bottom: 3rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .hero__inner {
    flex-direction: column;
    gap: 2.5rem;
    text-align: center;
  }

  .hero__text { max-width: 100%; }

  .hero__subheadline { max-width: 100%; margin-left: auto; margin-right: auto; }

  .hero__cta-group {
    justify-content: center;
  }

  .hero__image img { width: 220px; }

  /* STATS */
  .stats-row { flex-direction: row; }
  .stat { padding: 1rem 1.25rem; border-right: 1px solid var(--color-border); }
  .stat__value { font-size: 1.5rem; }

  /* STEPS */
  .steps {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .steps::before { display: none; }

  /* FEATURES */
  .features-grid { grid-template-columns: 1fr; }

  /* SCREENSHOTS */
  .screenshots-grid { grid-template-columns: repeat(2, 1fr); }

  /* GUIDES */
  .guides-grid { grid-template-columns: repeat(2, 1fr); }

  /* FOOTER */
  .footer__nav { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr; }
}

/* Mobile — ≤ 480px */
@media (max-width: 480px) {
  .stats-row { flex-direction: column; }
  .stat { border-right: none; border-bottom: 1px solid var(--color-border); width: 100%; }
  .stat:last-child { border-bottom: none; }

  .screenshots-grid { grid-template-columns: repeat(2, 1fr); gap: 0.65rem; }

  .guides-grid { grid-template-columns: 1fr; }

  .footer__nav { grid-template-columns: 1fr; }

  .reviews-grid { grid-template-columns: 1fr; }

  .hero__image img { width: 200px; }

  .article-cta { flex-direction: column; align-items: flex-start; }

  .data-deletion-card { padding: 1.75rem 1.25rem; }
}