/* =============================================================
   Kancelaria Radcy Prawnego Bartłomiej Gmaj | main.css | Klikon Media 2026
   Brand: #0a0a0a | #666666 | #ffffff
   Fonts: Instrument Serif (heading) | Inter (body)
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:wght@400;500;600&display=swap');

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --color-primary:      #0a0a0a;
  --color-primary-dark: #080808;
  --color-primary-light:#e1e1e1;
  --color-dark:         #666666;
  --color-text:         #111111;
  --color-muted:        #666666;
  --color-border:       #e2e8da;
  --color-bg:           #ffffff;
  --color-bg-alt:       #f7f9f4;

  --font-heading: 'Instrument Serif', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --size-xs:  0.75rem;
  --size-sm:  0.875rem;
  --size-base:1rem;
  --size-lg:  1.125rem;
  --size-xl:  1.375rem;
  --size-2xl: 1.75rem;
  --size-3xl: 2.25rem;
  --size-4xl: 3rem;
  --size-5xl: 3.75rem;

  --space-1: 0.25rem;  --space-2: 0.5rem;   --space-3: 0.75rem;
  --space-4: 1rem;     --space-5: 1.25rem;  --space-6: 1.5rem;
  --space-8: 2rem;     --space-10:2.5rem;   --space-12:3rem;
  --space-16:4rem;     --space-20:5rem;     --space-24:6rem;

  --radius-sm: 4px;  --radius-md: 8px;  --radius-lg: 16px;  --radius-full: 999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.12);

  --container-max: 1200px;
  --container-px:  1.25rem;
  --transition: 0.22s ease;
  --nav-height: 72px;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: var(--size-base);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; background: none; border: none; font: inherit; }
summary { cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-dark);
}
h1 { font-size: clamp(2rem, 5vw, var(--size-5xl)); }
h2 { font-size: clamp(1.6rem, 4vw, var(--size-4xl)); }
h3 { font-size: clamp(1.15rem, 2.5vw, var(--size-2xl)); }
p  { max-width: 68ch; }

.section-tag {
  display: inline-block;
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.7rem, 4vw, var(--size-4xl));
  color: var(--color-dark);
  margin-bottom: var(--space-10);
}

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}
.main { padding-top: var(--nav-height); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: var(--size-sm);
  font-weight: 600;
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border: 2px solid var(--color-primary);
}
.btn--primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--ghost:hover { background: var(--color-primary); color: #fff; transform: translateY(-1px); }
.btn-white {
  display: inline-flex; align-items: center;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: var(--size-sm); font-weight: 600;
  background: #fff; color: var(--color-primary);
  border: 2px solid #fff;
  transition: background var(--transition), transform var(--transition);
}
.btn-white:hover { background: var(--color-primary-light); transform: translateY(-1px); }
.btn-white-outline {
  display: inline-flex; align-items: center;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: var(--size-sm); font-weight: 600;
  background: transparent; color: #fff;
  border: 2px solid rgba(255,255,255,.6);
  transition: border-color var(--transition), transform var(--transition);
}
.btn-white-outline:hover { border-color: #fff; transform: translateY(-1px); }

/* ── Header / Nav ───────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.site-header.is-scrolled { box-shadow: var(--shadow-md); }
.site-header__inner { height: 100%; display: flex; align-items: center; gap: var(--space-8); }
.site-header__logo { flex-shrink: 0; }
.site-header__logo-text { font-family: var(--font-heading); font-size: var(--size-xl); color: var(--color-dark); }
.site-header__logo img { height: 40px; width: auto; }
.site-nav { margin-inline-start: auto; }
.site-nav__list { display: flex; align-items: center; gap: var(--space-6); }
.site-nav__list li a { font-size: var(--size-sm); font-weight: 500; color: var(--color-dark); transition: color var(--transition); padding-block: var(--space-2); }
.site-nav__list li a:hover,
.site-nav__list .current-menu-item > a { color: var(--color-primary); }
.site-nav__list .menu-item-has-children { position: relative; }
.site-nav__list .sub-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 200px; background: #fff;
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: var(--space-2); box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none;
  transform: translateY(-4px);
  transition: opacity var(--transition), transform var(--transition);
  display: flex; flex-direction: column; gap: 2px;
}
.site-nav__list .menu-item-has-children:hover .sub-menu { opacity: 1; pointer-events: all; transform: none; }
.site-nav__list .sub-menu a { display: block; padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm); font-size: var(--size-sm); }
.site-nav__list .sub-menu a:hover { background: var(--color-primary-light); color: var(--color-primary); }
.site-header__cta {
  display: flex; align-items: center; gap: var(--space-2);
  padding: 0.6rem 1.25rem;
  background: var(--color-primary); color: #fff;
  border-radius: var(--radius-full);
  font-size: var(--size-sm); font-weight: 600;
  white-space: nowrap; flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
}
.site-header__cta:hover { background: var(--color-primary-dark); transform: translateY(-1px); }
.site-header__burger { display: none; flex-direction: column; gap: 5px; padding: var(--space-2); margin-inline-start: auto; }
.site-header__burger span { display: block; width: 22px; height: 2px; background: var(--color-dark); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.site-header__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site-header__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────────────── */
.hero--home {
  min-height: 560px;
  display: flex; align-items: center;
  background: linear-gradient(135deg, var(--color-bg-alt) 60%, #e1e1e1 100%);
  padding-block: var(--space-20);
  overflow: hidden;
}
.hero__inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; }
.hero__content { display: flex; flex-direction: column; gap: var(--space-5); }
.hero__headline { font-family: var(--font-heading); font-size: clamp(2.2rem, 5.5vw, var(--size-5xl)); color: var(--color-dark); line-height: 1.1; }
.hero__headline em { font-style: italic; color: var(--color-primary); }
.hero__subline { font-size: var(--size-lg); color: var(--color-muted); max-width: 50ch; line-height: 1.65; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-3); }
.hero__media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/3; }
.hero__image { width: 100%; height: 100%; object-fit: cover; }

/* ── Services grid ───────────────────────────────────────────── */
.services--home { padding-block: var(--space-20); background: var(--color-bg); }
.services__intro { max-width: 60ch; color: var(--color-muted); margin-bottom: var(--space-12); }
.services__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--space-6); }
.services__item {
  display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-8);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.services__item:hover { box-shadow: var(--shadow-md); border-color: var(--color-primary); transform: translateY(-3px); }
.services__icon { width: 48px; height: 48px; }
.services__icon img { width: 48px; height: 48px; object-fit: contain; }
.services__title { font-size: var(--size-lg); font-weight: 400; font-family: var(--font-heading); }
.services__title a { color: var(--color-dark); transition: color var(--transition); }
.services__title a:hover { color: var(--color-primary); }
.services__excerpt { font-size: var(--size-sm); color: var(--color-muted); flex: 1; }
.services__link { font-size: var(--size-sm); font-weight: 600; color: var(--color-primary); display: inline-flex; align-items: center; gap: var(--space-1); margin-top: var(--space-2); transition: gap var(--transition); }
.services__link::after { content: '→'; }
.services__link:hover { gap: var(--space-3); }

/* ── Why Us ──────────────────────────────────────────────────── */
.why-us { padding-block: var(--space-20); background: var(--color-bg-alt); }
.why-us__headline { margin-bottom: var(--space-12); }
.why-us__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-8); }
.why-us__item { display: flex; flex-direction: column; gap: var(--space-4); }
.why-us__icon { width: 56px; height: 56px; display: grid; place-items: center; background: var(--color-primary-light); color: var(--color-primary); border-radius: var(--radius-md); }
.why-us__icon img { width: 36px; height: 36px; object-fit: contain; }
.why-us__title { font-family: var(--font-heading); font-size: var(--size-xl); }
.why-us__description { font-size: var(--size-sm); color: var(--color-muted); }

/* ── Stats ────────────────────────────────────────────────────── */
.stats { background: var(--color-primary); padding-block: var(--space-12); color: #fff; }
.stats__list { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-12) var(--space-16); }
.stats__item { text-align: center; }
.stats__number { display: block; font-family: var(--font-heading); font-size: var(--size-4xl); line-height: 1; margin-bottom: var(--space-2); }
.stats__label { font-size: var(--size-sm); opacity: .85; max-width: 20ch; line-height: 1.4; }

/* ── About snippet ───────────────────────────────────────────── */
.about-snippet { padding-block: var(--space-20); background: var(--color-bg); }
.about-snippet__inner { display: grid; grid-template-columns: 1fr; max-width: 760px; margin-inline: auto; }
.about-snippet__content { display: flex; flex-direction: column; gap: var(--space-5); }
.about-snippet__headline { font-size: clamp(1.8rem, 4vw, var(--size-4xl)); }
.about-snippet__text { color: var(--color-muted); }
.about-snippet__text p { margin-bottom: var(--space-4); }
.about-snippet__link { align-self: flex-start; margin-top: var(--space-2); }

/* ── Realizations ────────────────────────────────────────────── */
.realizations--home { padding-block: var(--space-20); background: var(--color-bg-alt); }
.realizations__headline { margin-bottom: var(--space-10); }
.realizations__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-6); }
.realizations__item { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--color-border); transition: box-shadow var(--transition), transform var(--transition); }
.realizations__item:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.realizations__media { aspect-ratio: 3/2; overflow: hidden; }
.realizations__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.realizations__item:hover .realizations__media img { transform: scale(1.03); }
.realizations__title { padding: var(--space-4) var(--space-5) var(--space-2); font-family: var(--font-heading); font-size: var(--size-lg); }
.realizations__link { display: inline-block; padding: var(--space-2) var(--space-5) var(--space-5); font-size: var(--size-sm); font-weight: 600; color: var(--color-primary); }

/* ── Testimonials ────────────────────────────────────────────── */
.testimonials { padding-block: var(--space-20); background: var(--color-bg); }
.testimonials__headline { margin-bottom: var(--space-10); }
.testimonials__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-6); }
.testimonials__item { padding: var(--space-8); border: 1px solid var(--color-border); border-radius: var(--radius-lg); display: flex; flex-direction: column; gap: var(--space-4); }
.testimonials__rating { color: #f59e0b; font-size: var(--size-lg); letter-spacing: .05em; }
.testimonials__quote { font-family: var(--font-heading); font-style: italic; font-size: var(--size-lg); color: var(--color-dark); line-height: 1.5; flex: 1; }
.testimonials__author { font-size: var(--size-sm); font-weight: 600; color: var(--color-muted); }

/* ── FAQ ─────────────────────────────────────────────────────── */
.faq--home { padding-block: var(--space-20); background: var(--color-bg-alt); }
.faq__headline { margin-bottom: var(--space-10); }
.faq__list { display: flex; flex-direction: column; gap: var(--space-3); max-width: 800px; }
.faq__item { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-bg); transition: border-color var(--transition); }
.faq__item[open] { border-color: var(--color-primary); }
.faq__question { padding: var(--space-5) var(--space-6); font-weight: 600; color: var(--color-dark); display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); transition: color var(--transition); }
.faq__question::after { content: '+'; font-size: var(--size-xl); font-weight: 400; color: var(--color-primary); flex-shrink: 0; transition: transform var(--transition); }
.faq__item[open] .faq__question::after { transform: rotate(45deg); }
.faq__item[open] .faq__question { color: var(--color-primary); }
.faq__answer { padding: 0 var(--space-6) var(--space-5); font-size: var(--size-sm); color: var(--color-muted); line-height: 1.7; }
.faq__answer p { margin-bottom: var(--space-3); }

/* ── Contact CTA ─────────────────────────────────────────────── */
.contact-cta { padding-block: var(--space-20); background: var(--color-dark); color: #fff; }
.contact-cta__inner { display: flex; flex-direction: column; gap: var(--space-8); align-items: flex-start; }
.contact-cta__headline { font-family: var(--font-heading); font-size: clamp(1.8rem, 4vw, var(--size-4xl)); color: #fff; max-width: 20ch; }
.contact-cta__ctas { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.cta { padding-block: var(--space-20); background: var(--color-primary); color: #fff; text-align: center; }
.cta__title { font-family: var(--font-heading); font-size: clamp(1.8rem, 4vw, var(--size-4xl)); color: #fff; margin-bottom: var(--space-4); }
.cta__desc { font-size: var(--size-lg); opacity: .85; margin-bottom: var(--space-8); }
.cta__btns { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-4); }

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer { background: var(--color-dark); color: rgba(255,255,255,.75); }
.site-footer__inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-12); padding-block: var(--space-16); }
.site-footer__logo img { height: 36px; width: auto; filter: brightness(0) invert(1); }
.site-footer__logo-text { font-family: var(--font-heading); font-size: var(--size-xl); color: #fff; }
.site-footer__tagline { font-size: var(--size-sm); margin-top: var(--space-3); opacity: .65; }
.site-footer__social { display: inline-flex; align-items: center; gap: var(--space-2); margin-top: var(--space-5); font-size: var(--size-sm); color: rgba(255,255,255,.7); transition: color var(--transition); }
.site-footer__social:hover { color: #fff; }
.site-footer__heading { font-family: var(--font-body); font-size: var(--size-xs); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.4); margin-bottom: var(--space-5); }
.site-footer__list { display: flex; flex-direction: column; gap: var(--space-3); }
.site-footer__list li,
.site-footer__list li a { font-size: var(--size-sm); color: rgba(255,255,255,.7); transition: color var(--transition); }
.site-footer__list li a:hover { color: #fff; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.1); padding-block: var(--space-6); }
.site-footer__bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.site-footer__bottom p { font-size: var(--size-xs); opacity: .5; margin: 0; }
.site-footer__legal-list { display: flex; gap: var(--space-5); }
.site-footer__legal-list a { font-size: var(--size-xs); opacity: .5; transition: opacity var(--transition); }
.site-footer__legal-list a:hover { opacity: 1; }
.site-footer__credit { display: flex; justify-content: center; padding-block: var(--space-4); border-top: 1px solid rgba(255,255,255,.06); }
.site-footer__credit-link { display: inline-flex; align-items: center; gap: var(--space-2); font-size: var(--size-xs); opacity: .35; color: inherit; text-decoration: none; transition: opacity var(--transition); }
.site-footer__credit-link:hover { opacity: .7; }
.site-footer__credit-link img { display: block; height: 16px; width: auto; filter: brightness(0) invert(1); }

/* ── Motion animations ───────────────────────────────────────── */
[data-motion="fade-up"] { opacity: 0; transform: translateY(24px); transition: opacity .55s ease, transform .55s ease; }
[data-motion="fade-up"].is-visible { opacity: 1; transform: none; }
[data-delay="1"] { transition-delay: .1s; }
[data-delay="2"] { transition-delay: .2s; }
[data-delay="3"] { transition-delay: .3s; }
[data-delay="4"] { transition-delay: .4s; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
  .site-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  .site-header__burger { display: flex; }
  .site-nav {
    position: fixed; inset: var(--nav-height) 0 0;
    background: #fff; flex-direction: column;
    padding: var(--space-8) var(--container-px);
    transform: translateX(100%); transition: transform .3s ease;
    margin: 0; overflow-y: auto;
  }
  .site-nav.is-open { transform: none; }
  .site-nav__list { flex-direction: column; gap: 0; align-items: flex-start; }
  .site-nav__list li a { display: block; padding: var(--space-4) 0; border-bottom: 1px solid var(--color-border); width: 100%; font-size: var(--size-base); }
  .site-nav__list .sub-menu { position: static; box-shadow: none; border: none; opacity: 1; pointer-events: all; transform: none; padding-left: var(--space-4); }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { display: none; }
  .hero--home { min-height: auto; padding-block: var(--space-16); }
  .services__grid { grid-template-columns: 1fr; }
  .why-us__grid { grid-template-columns: 1fr; }
  .stats__list { gap: var(--space-8); }
  .about-snippet__inner { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .realizations__grid { grid-template-columns: 1fr; }
  .contact-cta__inner { align-items: stretch; }
  .contact-cta__ctas { flex-direction: column; }
  .site-footer__inner { grid-template-columns: 1fr; gap: var(--space-8); }
  .site-footer__brand { grid-column: auto; }
  .site-footer__bottom-inner { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
}
@media (max-width: 480px) {
  .hero__ctas { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .cta__btns { flex-direction: column; align-items: center; }
}

/* ── Skip link ────────────────────────────────────────────────── */
.skip-link { position: absolute; top: -100px; left: var(--space-4); z-index: 9999; background: var(--color-primary); color: #fff; padding: var(--space-3) var(--space-5); border-radius: var(--radius-sm); font-size: var(--size-sm); font-weight: 600; transition: top .2s; }
.skip-link:focus { top: var(--space-4); }