/* ============================================================
   U Oli — reset, typografia bazowa, pomocnicze klasy, przyciski
   ============================================================ */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text-on-light);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-variation-settings: "SOFT" 28, "WONK" 1, "opsz" 72;
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  text-wrap: balance;
}

p {
  margin: 0 0 var(--sp-2);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: inherit;
  text-decoration-color: rgba(201, 154, 91, 0.6);
  text-underline-offset: 3px;
}

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--brass-500);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

::selection {
  background: var(--brass-400);
  color: var(--ink-800);
}

/* --- Układ --- */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.section {
  position: relative;
  padding-block: clamp(3.5rem, 7vw, var(--sp-8));
}

.section--tight {
  padding-block: clamp(2.75rem, 5vw, var(--sp-6));
}

.section--cream {
  background: var(--cream-100);
}

.section--paper {
  background: var(--paper);
}

.full-bleed {
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

/* --- Elementy typograficzne --- */

.eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--brass-600);
  margin: 0 0 var(--sp-1);
}

.eyebrow--on-dark {
  color: var(--brass-400);
}

.section-title {
  font-size: var(--fs-2xl);
  max-width: 20ch;
}

.lead {
  font-size: var(--fs-lg);
  color: var(--text-on-light-soft);
  max-width: 56ch;
}

.prose p {
  max-width: 62ch;
  color: var(--text-on-light-soft);
}

/* ------------------------------------------------------------
   SYGNATURA: .ring-rule
   Słoje drewna z sygnetu logo, przerysowane na mosiężne łuki.
   Siedzi pod każdym nadokiem sekcji i w stopce.
   ------------------------------------------------------------ */

.ring-rule {
  display: block;
  width: 86px;
  height: 15px;
  position: relative;
  overflow: hidden;
  margin: 0 0 var(--sp-3);
  background: radial-gradient(circle 2.6px at 50% 100%, var(--brass-500) 98%, transparent 100%);
}

.ring-rule::before,
.ring-rule::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  border: 1.5px solid var(--brass-500);
  border-radius: 50%;
}

.ring-rule::before {
  width: 86px;
  height: 86px;
  opacity: 0.85;
}

.ring-rule::after {
  width: 46px;
  height: 46px;
  opacity: 0.5;
}

.ring-rule--on-dark::before,
.ring-rule--on-dark::after {
  border-color: var(--brass-400);
}

.ring-rule--on-dark {
  background: radial-gradient(circle 2.6px at 50% 100%, var(--brass-400) 98%, transparent 100%);
}

.ring-rule--center {
  margin-inline: auto;
}

/* --- Przyciski --- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  padding: 1.05rem 1.6rem;
  min-height: 52px;
  border: 1.5px solid transparent;
  border-radius: var(--r-pill);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--brass-500);
  color: var(--ink-900);
  border-color: var(--brass-500);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--brass-400);
  border-color: var(--brass-400);
  box-shadow: var(--shadow-md);
}

.btn--ghost-light {
  background: transparent;
  color: var(--text-on-dark);
  border-color: rgba(246, 236, 219, 0.45);
}

.btn--ghost-light:hover {
  border-color: var(--text-on-dark);
  background: rgba(246, 236, 219, 0.1);
}

.btn--ghost-dark {
  background: transparent;
  color: var(--ink-700);
  border-color: rgba(58, 42, 26, 0.3);
}

.btn--ghost-dark:hover {
  border-color: var(--ink-700);
  background: rgba(58, 42, 26, 0.06);
}

.btn--sm {
  padding: 0.7rem 1.15rem;
  min-height: 44px;
  font-size: var(--fs-xs);
}

.btn--block {
  width: 100%;
}

/* --- Odsłanianie przy scrollu --- */

.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }

  .btn:hover {
    transform: none;
  }
}