/* ============================================================
   Mateusz Puchała — strony internetowe
   Design tokens + globalne style + wszystkie sekcje
   ============================================================ */

:root {
  --bg: #F5F0E6;
  --bg-alt: #EDE5D3;
  --ink: #0D0D0D;
  --ink-soft: #2A2A2A;
  --muted: #6B6357;
  --accent: #E8B84A;
  --accent-dark: #C99A2E;
  --line: #D9D0BE;
  --card: #FBF7EE;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --wrap: 1200px;
  --gap: clamp(16px, 3vw, 32px);
  --radius: 4px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  /* subtle paper grain */
  background-image:
    radial-gradient(rgba(13,13,13,0.025) 1px, transparent 1px);
  background-size: 3px 3px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gap); }

/* Typography ------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0 0 0.5em;
  color: var(--ink);
}
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); font-weight: 400; }
h2 { font-size: clamp(1.8rem, 4vw, 2.9rem); font-weight: 400; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 500; letter-spacing: -0.01em; }

p { margin: 0 0 1em; color: var(--ink-soft); }
.muted { color: var(--muted); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--ink);
}

.section-num {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

/* Buttons ---------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  background: transparent;
  color: var(--ink);
}
.btn:hover { background: var(--ink); color: var(--bg); }
.btn-primary {
  background: var(--ink);
  color: var(--bg);
}
.btn-primary:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.btn-accent {
  background: var(--accent);
  color: var(--ink);
  border-color: var(--accent);
}
.btn-accent:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn svg { width: 16px; height: 16px; }

/* Header / Nav ---------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 240, 230, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: var(--ink);
  color: var(--accent);
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-size: 0.95rem;
  color: var(--ink-soft);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  border-bottom-color: var(--ink);
  color: var(--ink);
}
.nav-cta { display: none; }
@media (min-width: 900px) { .nav-cta { display: inline-flex; } }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
}
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 899px) {
  .nav-links {
    position: fixed;
    inset: 72px 0 auto 0;
    background: var(--bg);
    flex-direction: column;
    gap: 0;
    padding: 12px var(--gap) 24px;
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
  }
  .nav-links a:last-child { border-bottom: none; }
}
@media (min-width: 900px) {
  .nav-toggle { display: none; }
}

/* Section base ---------------------------------------------- */
section { padding: clamp(64px, 10vw, 120px) 0; }
.section-head {
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: clamp(32px, 5vw, 56px);
  flex-wrap: wrap;
}

/* Hero ------------------------------------------------------ */
.hero {
  padding: clamp(48px, 8vw, 96px) 0 clamp(64px, 10vw, 120px);
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 6vw, 64px);
  align-items: center;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.15fr 0.85fr; }
}
.hero h1 { margin-top: 24px; }
.hero h1 em {
  font-style: italic;
  color: var(--accent-dark);
  font-weight: 400;
}
.hero-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  max-width: 46ch;
  margin: 24px 0 32px;
  color: var(--ink-soft);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-media { position: relative; }
.hero-portrait {
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--radius);
  filter: contrast(1.02) saturate(0.95);
}
.hero-note {
  position: absolute;
  left: -12px;
  bottom: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  max-width: 260px;
  box-shadow: 0 20px 40px -20px rgba(13,13,13,0.25);
  font-size: 0.9rem;
}
.hero-note strong { display: block; font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 4px; }

/* Metrics bar ---------------------------------------------- */
.metrics {
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg-alt);
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (min-width: 700px) { .metrics-grid { grid-template-columns: repeat(4, 1fr); } }
.metric-num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1;
  color: var(--ink);
}
.metric-num small { color: var(--accent-dark); font-style: italic; }
.metric-label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 6px;
}

/* Feature list ---------------------------------------------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 700px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .feature-grid { grid-template-columns: repeat(3, 1fr); } }
.feature {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.feature:hover { transform: translateY(-3px); box-shadow: 0 20px 40px -24px rgba(13,13,13,0.2); }
.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 16px;
  color: var(--accent-dark);
}
.feature-icon svg { width: 22px; height: 22px; }
.feature h3 { margin-bottom: 8px; }
.feature p { font-size: 0.95rem; margin: 0; }

/* About ----------------------------------------------------- */
.about {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 900px) { .about { grid-template-columns: 1fr 1fr; } }
.about img { aspect-ratio: 3/2; object-fit: cover; border-radius: var(--radius); }
.about-body h2 { margin-top: 12px; }
.about-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 20px;
  margin: 24px 0;
}

/* Portfolio ------------------------------------------------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 700px) { .portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .portfolio-grid { grid-template-columns: repeat(3, 1fr); } }
.project {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.project-img {
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  transition: transform 0.4s ease;
}
.project:hover .project-img { transform: scale(1.02); }
.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.project-tag {
  padding: 4px 10px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}
.project h3 { margin: 4px 0; }
.project-effect { color: var(--muted); font-size: 0.95rem; margin: 0; }
a.project { color: inherit; text-decoration: none; }
a.project:hover h3 { color: var(--accent-ink, var(--ink)); }
.project--live .project-tag { background: var(--accent); color: var(--ink); }
.project--demo .project-img { opacity: 0.92; }

/* Process --------------------------------------------------- */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  counter-reset: step;
}
@media (min-width: 700px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .process-grid { grid-template-columns: repeat(4, 1fr); } }
.step {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--ink);
}
.step-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--accent-dark);
  line-height: 1;
  margin-bottom: 12px;
}
.step h3 { margin-bottom: 6px; font-size: 1.15rem; }
.step p { font-size: 0.95rem; color: var(--muted); margin: 0; }

/* Pricing --------------------------------------------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 800px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }
.plan {
  padding: 32px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  display: flex;
  flex-direction: column;
}
.plan.featured {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  position: relative;
  transform: translateY(-8px);
}
.plan.featured h3, .plan.featured .plan-price { color: var(--bg); }
.plan.featured .plan-list li { color: rgba(245,240,230,0.85); }
.plan.featured .plan-list li::before { color: var(--accent); }
.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--ink);
  padding: 4px 14px;
  border-radius: var(--radius);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.plan h3 { font-family: var(--font-body); font-weight: 600; font-size: 0.9rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 20px; }
.plan-price {
  font-family: var(--font-display);
  font-size: 2.6rem;
  line-height: 1;
  margin-bottom: 4px;
}
.plan-price small { font-size: 1rem; color: var(--muted); font-family: var(--font-body); }
.plan.featured .plan-price small { color: rgba(245,240,230,0.6); }
.plan-note { font-size: 0.85rem; color: var(--muted); margin-bottom: 24px; }
.plan.featured .plan-note { color: rgba(245,240,230,0.6); }
.plan-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  flex: 1;
}
.plan-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.plan-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 12px;
  height: 6px;
  border-left: 2px solid var(--accent-dark);
  border-bottom: 2px solid var(--accent-dark);
  transform: rotate(-45deg);
}
.plan .btn { justify-content: center; }
.plan.featured .btn { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.plan.featured .btn:hover { background: var(--bg); border-color: var(--bg); }

/* Area ------------------------------------------------------ */
.area {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 900px) { .area { grid-template-columns: 1fr 1fr; } }
.area-map {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  aspect-ratio: 1/1;
  display: grid;
  place-items: center;
}
.area-map svg { max-width: 100%; height: auto; }
.city-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 16px;
}
.city-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

/* FAQ ------------------------------------------------------- */
.faq {
  max-width: 780px;
  margin: 0 auto;
}
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--ink);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-body);
  font-size: 1.6rem;
  color: var(--accent-dark);
  transition: transform 0.2s;
}
.faq details[open] summary::after { content: "−"; }
.faq details p { margin-top: 12px; font-size: 0.98rem; }

/* Contact --------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1.2fr 0.8fr; } }
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.form-field label {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.form-field input,
.form-field select,
.form-field textarea {
  font: inherit;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--ink);
  transition: border-color 0.2s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--ink);
}
.form-field textarea { min-height: 130px; resize: vertical; }
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 600px) { .form-row { grid-template-columns: 1fr 1fr; } }
.contact-info {
  background: var(--ink);
  color: var(--bg);
  padding: 32px;
  border-radius: var(--radius);
}
.contact-info h3 { color: var(--bg); font-family: var(--font-display); font-size: 1.4rem; margin-bottom: 20px; }
.contact-info a { color: var(--accent); border-bottom: 1px solid transparent; transition: border-color 0.2s; }
.contact-info a:hover { border-bottom-color: var(--accent); }
.contact-info .info-row {
  padding: 14px 0;
  border-bottom: 1px solid rgba(245,240,230,0.15);
  font-size: 0.95rem;
}
.contact-info .info-row:last-child { border-bottom: none; }
.contact-info .info-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245,240,230,0.55);
  margin-bottom: 4px;
}

/* Footer ---------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  font-size: 0.9rem;
  color: var(--muted);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.footer-grid nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-grid a:hover { color: var(--ink); }

/* Utilities ------------------------------------------------- */
.divider { height: 1px; background: var(--line); border: 0; margin: 0; }
.text-accent { color: var(--accent-dark); }