/* ---------------------------------------------------------
   Substytucja — palette: granat (navy) + kość słoniowa + mosiądz
   --------------------------------------------------------- */

:root {
  --c-ink:        #0E1B2C;   /* granat */
  --c-ink-2:      #142339;   /* nieco jaśniejszy granat */
  --c-paper:      #F7F4EE;   /* kość słoniowa */
  --c-paper-2:    #EFEAE0;
  --c-brass:      #A37C40;   /* mosiądz */
  --c-brass-soft: #C9A368;
  --c-line:       rgba(14, 27, 44, 0.12);
  --c-line-inv:   rgba(247, 244, 238, 0.16);
  --c-muted:      #5A6577;

  --f-serif: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --f-sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --shadow-soft: 0 1px 2px rgba(14,27,44,.05), 0 8px 24px rgba(14,27,44,.06);
  --shadow-lift: 0 2px 6px rgba(14,27,44,.08), 0 18px 40px rgba(14,27,44,.12);

  --radius: 4px;
  --container: 1180px;

  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ----- Reset / podstawy ----- */

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

::selection { background: var(--c-brass-soft); color: var(--c-ink); }

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

/* ----- Layout ----- */

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
  position: relative;
}
.section--light  { background: var(--c-paper); }
.section--dark   { background: var(--c-ink);  color: var(--c-paper); }
.section--accent { background: var(--c-ink-2); color: var(--c-paper); }

.section + .section { border-top: 1px solid var(--c-line); }
.section--dark + .section, .section--accent + .section { border-top: 0; }

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
@media (max-width: 820px) {
  .grid-2 { grid-template-columns: 1fr; gap: 2rem; }
}

/* ----- Typografia ----- */

.eyebrow {
  font-family: var(--f-sans);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-brass);
  margin: 0 0 1rem;
  display: inline-flex;
  align-items: center;
  gap: .75rem;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--c-brass);
  display: inline-block;
}
.eyebrow--inverse { color: var(--c-brass-soft); }
.eyebrow--inverse::before { background: var(--c-brass-soft); }

h1, h2, h3, .section__title, .hero__title {
  font-family: var(--f-serif);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 1rem;
}

.section__title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.25rem;
}
.section__head--center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto clamp(2.5rem, 5vw, 4rem);
}
.section__head--center .eyebrow { justify-content: center; }
.section__sub { color: var(--c-paper); opacity: .82; max-width: 44ch; }

em { font-style: italic; color: var(--c-brass); }
.section--dark em, .section--accent em { color: var(--c-brass-soft); }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }
.lede { font-size: 1.125rem; }

/* ----- Header ----- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,244,238,.72);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-header[data-scrolled="true"] {
  border-bottom-color: var(--c-line);
  background: rgba(247,244,238,.92);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 0;
}

.brand { display: inline-flex; align-items: baseline; gap: .5rem; font-family: var(--f-serif); }
.brand__mark {
  font-family: var(--f-serif);
  font-size: 1.6rem; line-height: 1;
  color: var(--c-brass);
}
.brand__name { font-size: 1.25rem; font-weight: 600; letter-spacing: .01em; }
.brand__dot { color: var(--c-brass); }

.nav__list {
  display: flex; gap: 2rem; list-style: none; padding: 0; margin: 0;
  font-size: 14px; font-weight: 500;
}
.nav__list a {
  position: relative; padding: .25rem 0;
  transition: color .2s var(--ease);
}
.nav__list a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 1px; background: var(--c-brass);
  transform: scaleX(0); transform-origin: right;
  transition: transform .35s var(--ease);
}
.nav__list a:hover::after { transform: scaleX(1); transform-origin: left; }

.nav__cta {
  padding: .5rem 1rem !important;
  border: 1px solid var(--c-ink);
  border-radius: var(--radius);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.nav__cta::after { display: none !important; }
.nav__cta:hover { background: var(--c-ink); color: var(--c-paper); }

.nav__toggle { display: none; padding: .5rem; }
.nav__bar {
  display: block; width: 22px; height: 1.5px; background: var(--c-ink);
  margin: 5px 0; transition: transform .25s var(--ease), opacity .25s var(--ease);
}

@media (max-width: 720px) {
  .nav__toggle { display: block; }
  .nav__list {
    position: absolute; top: 100%; right: 0;
    flex-direction: column; gap: 0;
    background: var(--c-paper); border: 1px solid var(--c-line);
    padding: .5rem; min-width: 220px;
    box-shadow: var(--shadow-lift);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform .25s var(--ease), opacity .25s var(--ease);
  }
  .nav__list a { display: block; padding: .75rem 1rem; }
  .nav[data-open="true"] .nav__list { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav[data-open="true"] .nav__bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav[data-open="true"] .nav__bar:nth-child(2) { opacity: 0; }
  .nav[data-open="true"] .nav__bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
}

/* ----- Hero ----- */

.hero {
  position: relative;
  padding: clamp(5rem, 12vw, 9rem) 0 clamp(4rem, 8vw, 7rem);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(163,124,64,.10), transparent 60%),
    radial-gradient(700px 400px at 0% 100%, rgba(14,27,44,.06), transparent 55%);
  pointer-events: none;
}
.hero__inner { position: relative; max-width: 880px; }
.hero__title {
  font-size: clamp(2.6rem, 6.4vw, 5rem);
  margin-bottom: 1.5rem;
}
.hero__lede {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  max-width: 56ch;
  color: var(--c-ink-2);
  margin-bottom: 2.25rem;
}
.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }
.hero__meta {
  display: grid; grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1.5rem; margin: 0;
  padding-top: 2rem; border-top: 1px solid var(--c-line);
  max-width: 720px;
}
.hero__meta dt {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-muted); margin-bottom: .35rem;
}
.hero__meta dd {
  margin: 0; font-family: var(--f-serif); font-size: 1.35rem;
}
@media (max-width: 560px) {
  .hero__meta { grid-template-columns: 1fr; }
}

.hero__decor {
  position: absolute; right: -5%; top: 18%;
  width: 480px; max-width: 50vw; aspect-ratio: 1;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  opacity: .9; pointer-events: none;
}
.hero__rule {
  position: absolute; inset: 12% 12%;
  border-top: 1px solid var(--c-brass);
  border-radius: 50%;
  transform: rotate(-22deg);
}
@media (max-width: 820px) { .hero__decor { display: none; } }

/* ----- Przyciski ----- */

.btn {
  --bg: var(--c-ink); --fg: var(--c-paper); --bd: var(--c-ink);
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .9rem 1.5rem;
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  font-size: 15px; font-weight: 500; letter-spacing: .01em;
  position: relative; overflow: hidden;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
}
.btn::after {
  content: ""; position: absolute; inset: 0;
  background: var(--c-brass); transform: translateY(101%);
  transition: transform .35s var(--ease);
  z-index: 0;
}
.btn > * { position: relative; z-index: 1; } /* --- select every direct child of .btn and give it position: relative and z-index: 1 (if text not visible on button) --- */
.btn:hover { transform: translateY(-1px); }
.btn:hover::after { transform: translateY(0); }
.btn--primary { --bg: var(--c-ink); --fg: var(--c-paper); --bd: var(--c-ink); }
.btn--ghost   {
  --bg: transparent; --fg: var(--c-ink); --bd: var(--c-ink);
}
.btn--ghost:hover { color: var(--c-paper); }
.section--dark .btn--ghost, .section--accent .btn--ghost {
  --fg: var(--c-paper); --bd: var(--c-paper);
}

/* ----- Steps ----- */

.steps {
  display: grid; grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 1.5rem; list-style: none; padding: 0; margin: 0;
  counter-reset: step;
}
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }

.step {
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--c-line-inv);
  border-radius: var(--radius);
  background: rgba(247,244,238,.03);
  transition: transform .35s var(--ease), border-color .35s var(--ease), background .35s var(--ease);
}
.step:hover {
  transform: translateY(-3px);
  border-color: var(--c-brass-soft);
  background: rgba(247,244,238,.06);
}
.step__num {
  display: inline-block;
  font-family: var(--f-serif); font-size: 1.5rem;
  color: var(--c-brass-soft);
  margin-bottom: 1rem;
}
.step__title { font-size: 1.35rem; margin: 0 0 .5rem; color: var(--c-paper); }
.step p { color: rgba(247,244,238,.78); margin: 0; }

/* ----- Cards ----- */

.cards {
  display: grid; grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1.25rem; list-style: none; padding: 0; margin: 0;
}
@media (max-width: 900px) { .cards { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; } }

.card {
  padding: 1.75rem;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0;
  width: 3px; height: 100%; background: var(--c-brass);
  transform: scaleY(0); transform-origin: top;
  transition: transform .35s var(--ease);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
  border-color: var(--c-brass-soft);
}
.card:hover::before { transform: scaleY(1); }
.card__title {
  font-size: 1.4rem; margin: 0 0 .5rem;
}
.card p { color: var(--c-muted); margin: 0; }

.bullets { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: .65rem; }
.bullets li {
  position: relative; padding-left: 1.5rem;
}
.bullets li::before {
  content: ""; position: absolute; left: 0; top: .65em;
  width: 8px; height: 1px; background: var(--c-brass);
}

/* ----- Form ----- */

.contact { font-style: normal; margin-top: 1.5rem; display: grid; gap: .6rem; }
.contact p { margin: 0; }
.contact span {
  display: inline-block; width: 80px;
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-brass-soft);
}
.contact a { color: var(--c-paper); border-bottom: 1px solid transparent; transition: border-color .2s var(--ease); }
.contact a:hover { border-bottom-color: var(--c-brass-soft); }

.form {
  background: var(--c-paper);
  color: var(--c-ink);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
}
.form__row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
@media (max-width: 620px) { .form__row { grid-template-columns: 1fr; } }

.field { display: block; margin-bottom: 1rem; }
.field__label {
  display: block;
  font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--c-muted); margin-bottom: .4rem;
}
.field input, .field textarea {
  width: 100%; padding: .75rem .9rem;
  font: inherit; color: var(--c-ink);
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--c-brass);
  box-shadow: 0 0 0 3px rgba(163,124,64,.15);
}
.field textarea { resize: vertical; min-height: 120px; }

.hp { position: absolute; left: -9999px; }

.checkbox {
  display: grid; grid-template-columns: auto 1fr; gap: .75rem;
  align-items: start; margin: .5rem 0 1.25rem;
  font-size: 13px; color: var(--c-muted); line-height: 1.55;
}
.checkbox input { margin-top: .25rem; accent-color: var(--c-brass); }
.checkbox .link { color: var(--c-brass); border-bottom: 1px solid currentColor; }

.form__submit { width: 100%; justify-content: center; }
.form__spinner {
  display: none; width: 14px; height: 14px;
  border: 1.5px solid currentColor; border-right-color: transparent;
  border-radius: 50%; animation: spin .8s linear infinite;
}
.form[data-state="submitting"] .form__spinner { display: inline-block; }
.form[data-state="submitting"] .form__submit { pointer-events: none; opacity: .85; }

@keyframes spin { to { transform: rotate(360deg); } }

.form__status { margin: 1rem 0 0; font-size: 14px; min-height: 1.4em; }
.form__status[data-tone="success"] { color: #1b6b3d; }
.form__status[data-tone="error"]   { color: #a31a1a; }

/* ----- Footer ----- */

.footer {
  background: var(--c-ink); color: var(--c-paper);
  padding: 2.5rem 0;
}
.footer__inner {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: 1.5rem; align-items: center;
  font-size: 14px;
}
.footer__brand { font-family: var(--f-serif); font-size: 1.2rem; margin: 0; }
.footer__legal { margin: 0; color: rgba(247,244,238,.7); }
.footer__links { list-style: none; padding: 0; margin: 0; display: flex; gap: 1.25rem; }
.footer__links a { opacity: .8; transition: opacity .2s var(--ease); }
.footer__links a:hover { opacity: 1; color: var(--c-brass-soft); }
@media (max-width: 720px) {
  .footer__inner { grid-template-columns: 1fr; text-align: center; }
  .footer__links { justify-content: center; }
}

/* ----- Legal / strony tekstowe ----- */

.legal { padding-top: clamp(6rem, 10vw, 8rem); }
.legal__inner { max-width: 760px; margin-inline: auto; }
.legal__head { margin-bottom: clamp(2rem, 4vw, 3rem); }
.legal__meta {
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-muted); margin-top: .5rem;
}
.legal__body { font-size: 1rem; color: var(--c-ink-2); }
.legal__body h2 {
  font-family: var(--f-serif); font-weight: 600;
  font-size: clamp(1.4rem, 2.2vw, 1.75rem);
  color: var(--c-ink);
  margin: 2.5rem 0 .85rem;
  line-height: 1.25;
}
.legal__body h2:first-of-type { margin-top: 2rem; }
.legal__body p { margin: 0 0 1rem; }
.legal__body .bullets { margin: 0 0 1.25rem; }
.legal__body .bullets li { padding-left: 1.5rem; }
.legal__body strong { color: var(--c-ink); font-weight: 600; }
.legal__link {
  color: var(--c-brass);
  border-bottom: 1px solid rgba(163,124,64,.35);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.legal__link:hover { border-bottom-color: var(--c-brass); }
.legal__back {
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid var(--c-line);
}

/* ----- Reveal on scroll ----- */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}
[data-reveal]:nth-child(2) { transition-delay: .05s; }
[data-reveal]:nth-child(3) { transition-delay: .1s; }
[data-reveal]:nth-child(4) { transition-delay: .15s; }
[data-reveal]:nth-child(5) { transition-delay: .2s; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}