/* ==========================================================
   Asteria Ink — arkusz stylów strony publicznej
   ========================================================== */

:root {
  /* Kolory */
  --color-bg: #0c0c0d;
  --color-bg-alt: #141416;
  --color-bg-elevated: #1a1a1d;
  --color-line: rgba(242, 237, 228, 0.12);
  --color-line-strong: rgba(242, 237, 228, 0.22);
  --color-fg: #f3eee4;
  --color-fg-muted: #b7b0a3;
  --color-fg-faint: #858075;
  --color-accent: #c8a35c;
  --color-accent-soft: rgba(200, 163, 92, 0.14);
  --color-accent-contrast: #171308;

  /* Typografia */
  --font-display: "Cormorant Garamond", "Georgia", serif;
  --font-body: "Work Sans", "Helvetica Neue", Arial, sans-serif;

  /* Skala odstępów */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6.5rem;

  /* Zaokrąglenia i cienie */
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 20px;
  --shadow-soft: 0 20px 60px -20px rgba(0, 0, 0, 0.65);

  --max-width: 1180px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Reset --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 500; letter-spacing: 0.01em; }
p { margin: 0; }

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

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --- Layout helpers -------------------------------------------------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}
.section {
  padding: var(--space-6) 0;
}
.section--tight { padding: var(--space-5) 0; }
.section-heading {
  max-width: 640px;
  margin-bottom: var(--space-4);
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}
.section-heading h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  line-height: 1.15;
}
.section-heading p {
  margin-top: var(--space-2);
  color: var(--color-fg-muted);
  font-size: 1.05rem;
  max-width: 52ch;
}
.section-heading--center { margin-inline: auto; text-align: center; }
.section-heading--center p { margin-inline: auto; }

/* --- Buttons ----------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}
.btn-primary:hover { transform: translateY(-2px); background: #d6b271; }
.btn-outline {
  border-color: var(--color-line-strong);
  color: var(--color-fg);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-2px); }
.btn-sm { padding: 0.6rem 1.15rem; font-size: 0.82rem; }

/* --- Header / nav ------------------------------------------------------ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: var(--space-2) 0;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), padding 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(12, 12, 13, 0.92);
  backdrop-filter: blur(10px);
  border-color: var(--color-line);
  padding: 0.75rem 0;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}
.brand svg { width: 28px; height: 28px; color: var(--color-accent); flex-shrink: 0; }
.brand-name { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name small {
  font-family: var(--font-body);
  font-size: 0.58rem;
  letter-spacing: 0.24em;
  color: var(--color-fg-muted);
  text-transform: uppercase;
}

.main-nav ul { display: flex; gap: var(--space-4); align-items: center; }
.main-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-fg-muted);
  position: relative;
  padding: 0.3rem 0;
  transition: color 0.25s var(--ease);
}
.main-nav a:hover, .main-nav a.is-active { color: var(--color-fg); }
.main-nav a.is-active::after {
  content: "";
  position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: var(--color-accent);
}
.header-actions { display: flex; align-items: center; gap: var(--space-2); }
.nav-toggle {
  display: none;
  background: none; border: none; color: var(--color-fg);
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  align-items: center; justify-content: center;
}
.nav-toggle:hover { background: var(--color-bg-elevated); }

/* --- Hero --------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--space-6);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center 30%;
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,8,9,0.55) 0%, rgba(8,8,9,0.35) 35%, rgba(8,8,9,0.92) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero .eyebrow { color: #e7cf9a; }
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  line-height: 1.02;
  margin: var(--space-1) 0 var(--space-3);
}
.hero h1 em {
  font-style: italic;
  color: var(--color-accent);
}
.hero p.lede {
  font-size: 1.15rem;
  color: #ded8cc;
  max-width: 46ch;
  margin-bottom: var(--space-4);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.hero-scroll {
  position: absolute;
  bottom: var(--space-3);
  right: clamp(1.25rem, 4vw, 2.5rem);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-fg-muted);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.hero-scroll::before {
  content: "";
  width: 1px; height: 40px;
  background: var(--color-line-strong);
}

/* --- Stat strip ---------------------------------------------------------- */
.stat-strip {
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-bg-alt);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  padding: var(--space-4) 0;
}
.stat-item { text-align: center; }
.stat-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--color-accent);
}
.stat-item span {
  font-size: 0.82rem;
  color: var(--color-fg-muted);
  letter-spacing: 0.03em;
}

/* --- Intro / about teaser ---------------------------------------------- */
.intro-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-5);
  align-items: center;
}
.intro-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); }
.intro-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }
.intro-text p { color: var(--color-fg-muted); margin-top: var(--space-2); font-size: 1.02rem; }
.intro-text .btn { margin-top: var(--space-3); }

/* --- Specializations ------------------------------------------------------ */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.spec-card {
  padding: var(--space-3);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.spec-card:hover { border-color: var(--color-line-strong); transform: translateY(-4px); }
.spec-card .spec-icon {
  width: 42px; height: 42px;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.spec-card h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.spec-card p { font-size: 0.9rem; color: var(--color-fg-muted); }

/* --- Gallery ------------------------------------------------------------ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: var(--space-4);
}
.filter-btn {
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--color-line-strong);
  background: transparent;
  color: var(--color-fg-muted);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  transition: all 0.25s var(--ease);
}
.filter-btn:hover { color: var(--color-fg); border-color: var(--color-accent); }
.filter-btn.is-active {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  border-color: var(--color-accent);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--color-bg-elevated);
  cursor: zoom-in;
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s var(--ease);
  loading: lazy;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item .item-overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: var(--space-2);
  background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.82) 100%);
  opacity: 0; transition: opacity 0.3s var(--ease);
}
.gallery-item:hover .item-overlay { opacity: 1; }
.item-overlay .cat-tag {
  font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: 0.2rem;
}
.item-overlay .item-title { font-family: var(--font-display); font-size: 1.05rem; }

.gallery-empty {
  padding: var(--space-5);
  text-align: center;
  border: 1px dashed var(--color-line-strong);
  border-radius: var(--radius-md);
  color: var(--color-fg-muted);
}

.gallery-cta { text-align: center; margin-top: var(--space-4); }

/* --- Lightbox ------------------------------------------------------------ */
.lightbox {
  position: fixed; inset: 0; z-index: 500;
  display: none;
  align-items: center; justify-content: center;
  background: rgba(8,8,9,0.94);
  padding: var(--space-3);
}
.lightbox.is-open { display: flex; }
.lightbox-inner { max-width: 900px; width: 100%; text-align: center; }
.lightbox-inner img {
  max-height: 78vh; margin: 0 auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}
.lightbox-caption { margin-top: var(--space-2); color: var(--color-fg-muted); }
.lightbox-caption .cat-tag { color: var(--color-accent); font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; display:block; margin-bottom: 0.3rem;}
.lightbox-close {
  position: absolute; top: var(--space-3); right: clamp(1.25rem, 4vw, 2.5rem);
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--color-line-strong);
  background: transparent; color: var(--color-fg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
}
.lightbox-close:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* --- Values / cards (about page) ----------------------------------------- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.value-card {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: var(--color-bg-alt);
}
.value-card h3 { font-size: 1.2rem; margin-bottom: 0.5rem; color: var(--color-accent); }
.value-card p { color: var(--color-fg-muted); font-size: 0.95rem; }

/* --- Pricing -------------------------------------------------------------- */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.price-card {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: var(--color-bg-alt);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.price-card.is-highlight { border-color: var(--color-accent); background: linear-gradient(160deg, var(--color-accent-soft), var(--color-bg-alt)); }
.price-card h3 { font-size: 1.3rem; }
.price-card .price-value { font-family: var(--font-display); font-size: 2rem; color: var(--color-accent); }
.price-card .price-value small { font-family: var(--font-body); font-size: 0.85rem; color: var(--color-fg-muted); }
.price-card ul { display: flex; flex-direction: column; gap: 0.5rem; color: var(--color-fg-muted); font-size: 0.9rem; }
.price-card li { padding-left: 1.2rem; position: relative; }
.price-card li::before { content: "✦"; position: absolute; left: 0; color: var(--color-accent); font-size: 0.75rem; top: 0.15rem; }
.price-note {
  margin-top: var(--space-3);
  font-size: 0.88rem;
  color: var(--color-fg-faint);
  text-align: center;
}

/* --- FAQ accordion --------------------------------------------------------- */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-line); }
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  background: none; border: none;
  color: var(--color-fg);
  font-family: var(--font-display);
  font-size: 1.15rem;
  text-align: left;
}
.faq-question .plus { color: var(--color-accent); font-size: 1.4rem; transition: transform 0.3s var(--ease); flex-shrink: 0; }
.faq-item.is-open .faq-question .plus { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease);
}
.faq-answer-inner { padding-bottom: var(--space-3); color: var(--color-fg-muted); font-size: 0.95rem; max-width: 66ch; }

/* --- Contact -------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-5);
}
.contact-info-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.contact-info-card h3 { font-size: 1.4rem; margin-bottom: var(--space-3); }
.contact-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-top: 1px solid var(--color-line);
}
.contact-row:first-of-type { border-top: none; }
.contact-row svg { width: 22px; height: 22px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }
.contact-row a, .contact-row span { font-size: 1rem; }
.contact-row .row-label { display: block; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-fg-faint); margin-bottom: 0.15rem; }
.contact-row a:hover { color: var(--color-accent); }
.hours-table { width: 100%; margin-top: 0.2rem; font-size: 0.95rem; color: var(--color-fg-muted); white-space: pre-line; }
.social-row { display: flex; gap: 0.7rem; margin-top: var(--space-3); }
.social-btn {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-line-strong);
  color: var(--color-fg);
  transition: all 0.25s var(--ease);
}
.social-btn:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-2px); }
.social-btn svg { width: 20px; height: 20px; }

.map-embed {
  margin-top: var(--space-3);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-line);
  filter: grayscale(0.35) contrast(1.05) brightness(0.9);
}
.map-embed iframe { width: 100%; height: 220px; border: 0; display: block; }

.contact-form-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.form-row { margin-bottom: var(--space-2); }
.form-row label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
  margin-bottom: 0.4rem;
}
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: var(--color-bg);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-sm);
  color: var(--color-fg);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  border-color: var(--color-accent);
  outline: none;
}
.form-row textarea { resize: vertical; min-height: 130px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.consent-row { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.85rem; color: var(--color-fg-muted); }
.consent-row input { width: auto; margin-top: 3px; }
.honeypot-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.alert {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
  font-size: 0.92rem;
  border: 1px solid;
}
.alert-success { background: rgba(94, 158, 110, 0.12); border-color: rgba(94, 158, 110, 0.4); color: #a6d9ae; }
.alert-error { background: rgba(196, 92, 78, 0.12); border-color: rgba(196, 92, 78, 0.4); color: #e39b8f; }

/* --- Footer ---------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--color-line);
  padding: var(--space-5) 0 var(--space-3);
  background: var(--color-bg-alt);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
}
.footer-brand .brand { margin-bottom: var(--space-2); }
.footer-brand p { color: var(--color-fg-muted); max-width: 34ch; font-size: 0.92rem; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
  margin-bottom: var(--space-2);
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a, .footer-col span { color: var(--color-fg-muted); font-size: 0.92rem; }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding-top: var(--space-3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  color: var(--color-fg-faint);
  font-size: 0.8rem;
}

/* --- Page hero (subpages) --------------------------------------------------- */
.page-hero {
  padding: calc(var(--space-6) + 3rem) 0 var(--space-5);
  border-bottom: 1px solid var(--color-line);
  background: radial-gradient(circle at 20% 0%, rgba(200,163,92,0.08), transparent 60%);
}
.page-hero .eyebrow { margin-bottom: var(--space-1); }
.page-hero h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); max-width: 720px; }
.page-hero p { margin-top: var(--space-2); color: var(--color-fg-muted); max-width: 56ch; font-size: 1.05rem; }

/* --- Responsive ------------------------------------------------------------- */
@media (max-width: 900px) {
  .intro-grid, .contact-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .intro-grid { grid-template-columns: 1fr; }
  .spec-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .main-nav { position: fixed; top: 0; right: 0; height: 100vh; width: min(80vw, 340px);
    background: var(--color-bg-alt); border-left: 1px solid var(--color-line);
    transform: translateX(100%); transition: transform 0.35s var(--ease);
    padding: 6rem var(--space-3) var(--space-3); z-index: 99; }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
  .main-nav a { font-size: 1.1rem; }
  .nav-toggle { display: flex; }
  .stat-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .spec-grid { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 0.6rem; }
  .hero { align-items: center; padding-bottom: 0; text-align: left; }
  .hero-scroll { display: none; }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; }
}