/* =========================================================
   JESTEM STUDIO — system projektowy
   ========================================================= */
:root {
  /* Kolory */
  --c-white: #ffffff;
  --c-black: #111111;
  --c-graphite: #242424;
  --c-g50: #f6f6f6;
  --c-g100: #efefef;
  --c-g200: #e3e3e3;
  --c-g300: #cfcfcf;
  --c-g500: #8a8a8a;
  --c-g600: #5f5f5f;
  --c-error: #a4161a;

  /* Gradienty */
  --grad-text: linear-gradient(100deg, #111 0%, #383838 45%, #8a8a8a 100%);
  --grad-light: linear-gradient(100deg, #fff 0%, #d6d6d6 45%, #8f8f8f 100%);
  --grad-dark: linear-gradient(160deg, #111 0%, #1c1c1c 50%, #333 100%);

  /* Typografia */
  --font: 'Poppins', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
  --fs-hero: clamp(3rem, 8.3vw, 10.5rem);
  --fs-h1: clamp(2.6rem, 1.3rem + 5.2vw, 6.5rem);
  --fs-h2: clamp(2rem, 1.1rem + 3.6vw, 4.5rem);
  --fs-h3: clamp(1.2rem, 1rem + .8vw, 1.65rem);
  --fs-lead: clamp(1.1rem, 1rem + .45vw, 1.4rem);
  --fs-body: 1.0625rem;
  --fs-small: .875rem;
  --fs-xs: .75rem;

  /* Siatka i odstępy */
  --container: 1440px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --s-l: clamp(2rem, 4vw, 3rem);
  --s-xl: clamp(3rem, 7vw, 6rem);
  --s-2xl: clamp(5rem, 12vw, 10rem);
  --header-h: 76px;

  /* Narożniki */
  --r-s: 2px;
  --r-m: 6px;
  --r-pill: 999px;

  /* Ruch */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --dur-s: .3s;
  --dur-m: .7s;
  --dur-l: 1.1s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 1rem); }
body {
  margin: 0; font-family: var(--font); font-size: var(--fs-body); line-height: 1.65;
  color: var(--c-black); background: var(--c-white);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
::selection { background: var(--c-black); color: #fff; }
:focus-visible { outline: 2px solid var(--c-black); outline-offset: 4px; border-radius: var(--r-s); }
.menu :focus-visible, .footer :focus-visible, .cta :focus-visible { outline-color: #fff; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 1rem; top: -100px; z-index: 300; background: var(--c-black); color: #fff; padding: .75rem 1rem; border-radius: var(--r-m); text-decoration: none; }
.skip:focus { top: 1rem; }

/* ---------- Typografia ---------- */
.h1 { font-size: var(--fs-h1); font-weight: 800; line-height: 1; letter-spacing: -.045em; }
.h2 { font-size: var(--fs-h2); font-weight: 600; line-height: 1.05; letter-spacing: -.035em; }
.h3 { font-size: var(--fs-h3); font-weight: 600; line-height: 1.25; letter-spacing: -.015em; }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--c-graphite); }
.muted { color: var(--c-g600); }
.grad {
  display: inline-block; padding-bottom: .16em; margin-bottom: -.16em;
  background: var(--grad-text); -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}
.grad--light { background-image: var(--grad-light); }
.eyebrow {
  display: flex; align-items: center; gap: .75rem;
  font-size: var(--fs-xs); font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--c-g600);
}
.eyebrow::before { content: ""; width: 1.75rem; height: 1px; background: currentColor; }
.ph { display: inline-block; font-size: .9em; font-weight: 400; color: var(--c-g600); background: var(--c-g100); padding: .05em .45em; border-radius: var(--r-s); }

/* ---------- Przyciski i linki ---------- */
.btn {
  --bg: var(--c-black); --fg: #fff;
  display: inline-flex; align-items: center; gap: .75rem; min-height: 3.25rem;
  padding: .85rem 1.5rem .85rem 1.75rem; border: 1px solid var(--bg); border-radius: var(--r-pill);
  background: var(--bg); color: var(--fg); font-weight: 500; font-size: 1rem; line-height: 1;
  text-decoration: none; cursor: pointer;
  transition: background-color var(--dur-s) var(--ease), border-color var(--dur-s) var(--ease), color var(--dur-s);
}
.btn .icon { transition: transform .45s var(--ease); }
.btn:hover { --bg: var(--c-graphite); }
.btn:hover .icon { transform: translateX(4px); }
.btn--light { --bg: #fff; --fg: var(--c-black); }
.btn--light:hover { --bg: #e6e6e6; }
.btn:disabled { opacity: .6; cursor: progress; }

.link-line { position: relative; display: inline-flex; align-items: center; gap: .5rem; font-weight: 500; text-decoration: none; padding-block: .2rem; }
.link-line::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform-origin: left; }
.link-line:hover::after { animation: line .75s var(--ease); }
@keyframes line {
  0% { transform: scaleX(1); transform-origin: right; }
  50% { transform: scaleX(0); transform-origin: right; }
  50.01% { transform: scaleX(0); transform-origin: left; }
  100% { transform: scaleX(1); transform-origin: left; }
}

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h);
  border-bottom: 1px solid transparent; color: var(--c-black);
  transition: transform .5s var(--ease), background-color .3s, border-color .3s, color .3s;
}
.header.is-scrolled { background: rgba(255, 255, 255, .86); -webkit-backdrop-filter: saturate(1.2) blur(14px); backdrop-filter: saturate(1.2) blur(14px); border-color: var(--c-g200); }
.header.is-hidden { transform: translateY(-100%); }
.menu-open .header { background: transparent; border-color: transparent; color: #fff; -webkit-backdrop-filter: none; backdrop-filter: none; transform: none; }
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.header__actions { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2.25rem); }
.header__contact { font-size: .9375rem; }
.menu-open .header__contact { opacity: 0; pointer-events: none; }

.logo { display: inline-flex; align-items: baseline; gap: .28em; font-size: 1.3rem; line-height: 1; letter-spacing: -.035em; text-decoration: none; }
.logo span:first-child { font-weight: 600; }
.logo span:last-child { font-weight: 400; }

.menu-btn {
  display: inline-flex; align-items: center; gap: .75rem; height: 2.75rem; padding: 0 1.1rem 0 1.25rem;
  border: 1px solid currentColor; border-radius: var(--r-pill); background: transparent; color: inherit;
  font-weight: 500; font-size: .9375rem; line-height: 1; cursor: pointer;
  transition: background-color .3s, color .3s, border-color .3s;
}
.menu-btn:hover { background: var(--c-black); border-color: var(--c-black); color: #fff; }
.menu-open .menu-btn:hover { background: #fff; border-color: #fff; color: var(--c-black); }
.menu-btn__icon { position: relative; width: 18px; height: 9px; }
.menu-btn__icon i { position: absolute; left: 0; width: 100%; height: 1.5px; background: currentColor; transition: transform .45s var(--ease), top .45s var(--ease); }
.menu-btn__icon i:first-child { top: 0; }
.menu-btn__icon i:last-child { top: calc(100% - 1.5px); }
.menu-open .menu-btn__icon i:first-child { top: calc(50% - .75px); transform: rotate(45deg); }
.menu-open .menu-btn__icon i:last-child { top: calc(50% - .75px); transform: rotate(-45deg); }

/* ---------- Menu pełnoekranowe ---------- */
.menu {
  position: fixed; inset: 0; z-index: 90; display: flex; overflow-y: auto;
  background: radial-gradient(70% 60% at 85% 100%, #2a2a2a 0%, rgba(17, 17, 17, 0) 70%), var(--c-black);
  color: #fff; clip-path: inset(0 0 100% 0); transition: clip-path .75s var(--ease);
}
.menu[hidden] { display: none; }
.menu-open .menu { clip-path: inset(0 0 0 0); }
.menu-open body { overflow: hidden; }
.menu__inner { display: grid; align-content: space-between; gap: 3rem; min-height: 100%; padding-top: calc(var(--header-h) + clamp(1.5rem, 6vh, 4rem)); padding-bottom: 2rem; }
.menu__list li { overflow: hidden; padding-bottom: .12em; margin-bottom: -.12em; font-size: clamp(2.25rem, min(1.6rem + 7vw, 9.5vh), 6.25rem); }
.menu__link {
  display: flex; align-items: center; gap: clamp(.75rem, 2vw, 1.5rem); padding-block: .04em;
  font-size: inherit; font-weight: 600; line-height: 1.1; letter-spacing: -.04em;
  text-decoration: none; transform: translateY(105%);
  transition: transform .8s var(--ease), opacity .35s;
}
.menu-open .menu__link { transform: none; transition-delay: calc(.2s + var(--i) * .06s), 0s; }
.menu__num { font-size: .8rem; font-weight: 500; letter-spacing: .1em; color: #9a9a9a; min-width: 2em; }
.menu__label { display: inline-block; transition: transform .5s var(--ease); }
.menu__list:hover .menu__link { opacity: .35; }
.menu__list .menu__link:hover, .menu__list .menu__link:focus-visible { opacity: 1; }
.menu__link:hover .menu__label, .menu__link:focus-visible .menu__label { transform: translateX(.18em); }
.menu__link[aria-current="page"] .menu__label { background: var(--grad-light); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.menu__aside {
  display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  padding-top: 1.5rem; border-top: 1px solid #333; color: #c4c4c4; font-size: .9375rem;
  opacity: 0; transition: opacity .5s;
}
.menu-open .menu__aside { opacity: 1; transition-delay: .55s; }
.menu__h { font-size: var(--fs-xs); letter-spacing: .14em; text-transform: uppercase; color: #9a9a9a; margin-bottom: .4rem; }
.menu__aside a { color: #fff; }
.menu .ph, .footer .ph { background: #242424; color: #bdbdbd; }
.menu__social { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; }

/* ---------- Sekcje ---------- */
.section { padding-block: var(--s-2xl); }
.section-head { display: grid; gap: 1.25rem 2rem; margin-bottom: clamp(2.5rem, 6vw, 5rem); }
.section-head .eyebrow { grid-column: 1 / -1; }
.section-head__aside { max-width: 26rem; }
@media (min-width: 900px) {
  .section-head { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; display: flex; min-height: 100vh; min-height: 100svh; padding-top: var(--header-h);
  background: radial-gradient(55% 45% at 92% 8%, #efefef 0%, rgba(255, 255, 255, 0) 70%);
}
.hero__inner { display: flex; flex-direction: column; justify-content: flex-end; gap: clamp(1.75rem, 4.5vh, 3rem); padding-top: clamp(2.5rem, 10vh, 6rem); padding-bottom: clamp(1.5rem, 4vh, 2.5rem); }
.hero__title { font-size: var(--fs-hero); font-weight: 800; line-height: .98; letter-spacing: -.05em; }
.line { display: block; overflow: hidden; padding-bottom: .2em; margin-bottom: -.2em; } /* zapas na ogonki (y, j, p) */
.line__in { display: inline-block; }
.hero__bottom { display: grid; gap: 1.75rem; padding-top: clamp(1.5rem, 3vw, 2.25rem); border-top: 1px solid var(--c-g200); }
.hero__lead { max-width: 33rem; font-size: var(--fs-lead); line-height: 1.55; color: var(--c-graphite); }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem 2rem; }
.hero__meta { display: flex; justify-content: space-between; align-items: center; gap: 1rem; font-size: var(--fs-xs); letter-spacing: .14em; text-transform: uppercase; color: var(--c-g600); }
.hero__tags { display: none; }
@media (min-width: 900px) {
  .hero__bottom { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
  .hero__tags { display: block; }
}
.scroll-hint { display: inline-flex; align-items: center; gap: .9rem; text-decoration: none; }
.scroll-hint i { position: relative; width: 1px; height: 2.5rem; background: var(--c-g200); overflow: hidden; }
.scroll-hint i::after { content: ""; position: absolute; inset: 0; background: var(--c-black); animation: scrollLine 2.4s var(--ease) infinite; }
@keyframes scrollLine { 0% { transform: translateY(-100%); } 65%, 100% { transform: translateY(100%); } }

/* Animacja wejścia hero (tylko z JS) */
.js .hero .line__in { animation: lineUp var(--dur-l) var(--ease) both; animation-delay: calc(.15s + var(--l, 0) * .12s); }
.js .fade-in { animation: fadeUp .9s var(--ease) both; animation-delay: var(--d, 0s); }
@keyframes lineUp { from { transform: translateY(125%); } to { transform: none; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* ---------- Wprowadzenie ---------- */
.intro__text { max-width: 21em; margin-block: 2rem 2.5rem; font-size: clamp(1.65rem, 1rem + 2.9vw, 3.6rem); font-weight: 500; line-height: 1.2; letter-spacing: -.03em; }
.intro__text.is-split .w { color: #c8c8c8; transition: color .45s ease; }
.intro__text.is-split .w.on { color: var(--c-black); }

/* ---------- Usługi ---------- */
.services-list { border-top: 1px solid var(--c-g200); }
.service { border-bottom: 1px solid var(--c-g200); }
.service a {
  display: grid; grid-template-columns: 2.5rem minmax(0, 1fr) auto; gap: .5rem 1rem; align-items: start;
  padding: 1.75rem 0; text-decoration: none;
}
.service__num { font-size: var(--fs-small); font-weight: 500; color: var(--c-g600); padding-top: .35em; }
.service__name { font-size: var(--fs-h3); font-weight: 600; line-height: 1.25; letter-spacing: -.02em; transition: transform .5s var(--ease); }
.service__desc { grid-column: 2 / -1; color: var(--c-g600); max-width: 32rem; }
.service__arrow {
  grid-column: 3; grid-row: 1; display: grid; place-items: center; width: 2.75rem; height: 2.75rem;
  border: 1px solid var(--c-g300); border-radius: 50%;
  transition: background-color .35s var(--ease), border-color .35s, color .35s;
}
.service__arrow .icon { width: 18px; height: 18px; transition: transform .45s var(--ease); }
.service a:hover .service__name { transform: translateX(.5rem); }
.service a:hover .service__arrow { background: var(--c-black); border-color: var(--c-black); color: #fff; }
.service a:hover .service__arrow .icon { transform: translateX(3px); }
@media (min-width: 900px) {
  .service a { grid-template-columns: 5rem minmax(0, 1.1fr) minmax(0, 1fr) 3rem; gap: 2rem; align-items: center; padding: 2.4rem 0; }
  .service__num { padding-top: 0; }
  .service__desc { grid-column: 3; }
  .service__arrow { grid-column: 4; grid-row: auto; justify-self: end; }
}

/* ---------- Projekty ---------- */
.projects-grid { display: grid; gap: clamp(3.5rem, 8vw, 7rem) clamp(1.5rem, 3vw, 3rem); }
.card__link { display: block; text-decoration: none; }
.card__media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; background: var(--c-g100); border-radius: var(--r-s); }
.card__media svg { width: 100%; height: 100%; transition: transform 1.2s var(--ease); }
.card__link:hover .card__media svg { transform: scale(1.035); }
.badge {
  position: absolute; left: 1rem; top: 1rem; padding: .4rem .75rem; border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .92); color: var(--c-black);
  font-size: .6875rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; line-height: 1.2;
}
.card__body { display: grid; gap: .45rem; padding-top: 1.25rem; }
.card__meta { display: flex; gap: .5rem; font-size: var(--fs-small); color: var(--c-g600); }
.card__title { font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem); font-weight: 600; line-height: 1.1; letter-spacing: -.03em; }
.card__desc { color: var(--c-g600); max-width: 34rem; }
.card__more { display: inline-flex; align-items: center; gap: .5rem; margin-top: .5rem; font-weight: 500; font-size: .9375rem; }
.card__more .icon { transition: transform .45s var(--ease); }
.card__link:hover .card__more .icon { transform: translateX(5px); }
.card--tall .card__media { aspect-ratio: 4 / 5; }
@media (min-width: 900px) {
  .projects-grid--home { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .projects-grid--home > :nth-child(1) { grid-column: 1 / -1; }
  .projects-grid--home > :nth-child(1) .card__media { aspect-ratio: 16 / 8; }
  .projects-grid--home > :nth-child(2) { grid-column: 1 / span 7; }
  .projects-grid--home > :nth-child(3) { grid-column: 9 / span 4; margin-top: clamp(6rem, 14vw, 12rem); }
  .projects-grid--home > :nth-child(4) { grid-column: 4 / span 9; }
  .projects-grid--all { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.projects-more { margin-top: clamp(3.5rem, 8vw, 6rem); display: flex; justify-content: center; }
.filters { display: none; flex-wrap: wrap; gap: .5rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.js .filters { display: flex; }
.filters button {
  padding: .7rem 1.1rem; border: 1px solid var(--c-g300); border-radius: var(--r-pill);
  background: transparent; color: var(--c-black); font-weight: 500; font-size: .9375rem; line-height: 1; cursor: pointer;
  transition: background-color .3s, color .3s, border-color .3s;
}
.filters button:hover { border-color: var(--c-black); }
.filters button[aria-pressed="true"] { background: var(--c-black); border-color: var(--c-black); color: #fff; }

/* ---------- Proces ---------- */
.steps { display: grid; gap: 3rem 2rem; }
.step { display: grid; gap: .75rem; align-content: start; padding-top: 1.5rem; border-top: 1px solid var(--c-black); }
.step__num { justify-self: start; font-size: clamp(3.5rem, 2rem + 5vw, 6.5rem); font-weight: 800; line-height: 1; letter-spacing: -.05em; margin-bottom: .5rem; }
.step p { color: var(--c-g600); }
@media (min-width: 700px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .steps { grid-template-columns: repeat(4, 1fr); } }

/* ---------- O studio ---------- */
.about { background: var(--c-g50); }
.split { display: grid; gap: 2.5rem; }
.split__body { display: grid; gap: 1.5rem; align-content: start; }
.split__body > p { font-size: var(--fs-lead); line-height: 1.55; color: var(--c-graphite); }
@media (min-width: 900px) { .split { grid-template-columns: 5fr 7fr; gap: 5rem; } }
.principles { border-top: 1px solid var(--c-g300); margin-top: 1rem; counter-reset: pr; }
.principle { display: grid; grid-template-columns: 3rem minmax(0, 1fr); gap: .25rem 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--c-g300); counter-increment: pr; }
.principle::before { content: counter(pr, decimal-leading-zero); grid-row: 1 / span 2; font-size: var(--fs-small); color: var(--c-g600); padding-top: .2em; }
.principle dt { grid-column: 2; font-weight: 600; font-size: 1.125rem; }
.principle dd { grid-column: 2; color: var(--c-g600); }

/* ---------- CTA ---------- */
.cta { padding-block: var(--s-2xl); background: var(--grad-dark); color: #fff; }
.cta .eyebrow { color: #a8a8a8; }
.cta__title { margin-block: 1.5rem clamp(2rem, 5vw, 3.5rem); font-size: clamp(2.5rem, 1rem + 6vw, 7.5rem); font-weight: 800; line-height: 1; letter-spacing: -.05em; }
.cta__row { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem 2.5rem; color: #bdbdbd; }

/* ---------- Kontakt ---------- */
.contact__grid { display: grid; gap: 3rem; }
.contact__intro > p { margin-top: 1.25rem; max-width: 28rem; color: var(--c-g600); }
@media (min-width: 1000px) { .contact__grid { grid-template-columns: 5fr 7fr; gap: 6rem; } }
.details { display: grid; gap: 1.25rem; margin-top: 2.5rem; }
.details dt { font-size: var(--fs-xs); font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--c-g600); margin-bottom: .2rem; }
.details dd { font-weight: 500; }

.form { display: grid; gap: 1.75rem; }
.form__row { display: grid; gap: 1.75rem; }
@media (min-width: 700px) { .form__row { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: .4rem; }
.field > label { font-size: var(--fs-small); font-weight: 500; }
.field input:not([type="checkbox"]), .field select, .field textarea {
  width: 100%; padding: .7rem 0; border: 0; border-bottom: 1px solid var(--c-g300); border-radius: 0;
  background: transparent; color: var(--c-black); font-size: 1.0625rem; line-height: 1.5;
  transition: border-color .3s, box-shadow .3s;
}
.field textarea { min-height: 9rem; resize: vertical; }
.field select {
  -webkit-appearance: none; appearance: none; padding-right: 2rem; cursor: pointer;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%23111' stroke-width='2'/%3E%3C/svg%3E") no-repeat right .25rem center;
}
.field input:not([type="checkbox"]):hover, .field select:hover, .field textarea:hover { border-color: var(--c-g500); }
.field input:not([type="checkbox"]):focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--c-black); box-shadow: 0 1px 0 0 var(--c-black); }
.field.has-error input:not([type="checkbox"]), .field.has-error select, .field.has-error textarea { border-color: var(--c-error); box-shadow: 0 1px 0 0 var(--c-error); }
.field__error { font-size: var(--fs-small); color: var(--c-error); }
.field__error:empty { display: none; }
.check { display: grid; grid-template-columns: 1.25rem minmax(0, 1fr); gap: .75rem; align-items: start; font-size: var(--fs-small); color: var(--c-graphite); }
.check input { width: 1.125rem; height: 1.125rem; margin: .2rem 0 0; accent-color: var(--c-black); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__summary { padding: 1rem 1.25rem; border-left: 2px solid var(--c-error); background: #faf3f3; font-size: var(--fs-small); }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; margin-top: .5rem; }
.form__note { font-size: var(--fs-small); color: var(--c-g600); }
.form-success { display: grid; gap: 1rem; padding: clamp(2rem, 4vw, 3rem); background: var(--c-g50); border-radius: var(--r-m); }
.form-success:focus { outline: none; }

/* ---------- Footer ---------- */
.footer { padding-top: var(--s-2xl); padding-bottom: 2rem; background: var(--c-black); color: #c4c4c4; }
.footer a { color: #fff; text-decoration: none; }
.footer__top { display: grid; gap: 2rem; align-items: end; padding-bottom: clamp(3rem, 7vw, 6rem); border-bottom: 1px solid #2e2e2e; }
@media (min-width: 900px) { .footer__top { grid-template-columns: minmax(0, 1fr) auto; } }
.footer__claim { font-size: clamp(2.25rem, 1rem + 4.6vw, 5.75rem); font-weight: 800; line-height: 1; letter-spacing: -.05em; color: #fff; }
.footer__grid { display: grid; gap: 2.5rem; padding-block: 3rem; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.footer__brand p { margin-top: 1rem; max-width: 18rem; font-size: var(--fs-small); }
.footer__h { margin-bottom: 1rem; font-size: var(--fs-xs); font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: #9a9a9a; }
.footer ul { display: grid; gap: .55rem; }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem 2rem; padding-top: 1.5rem; border-top: 1px solid #2e2e2e; font-size: var(--fs-small); color: #9a9a9a; }

/* ---------- Podstrony ---------- */
.page-hero { padding-top: calc(var(--header-h) + clamp(3.5rem, 10vw, 8rem)); padding-bottom: clamp(2.5rem, 6vw, 5rem); }
.page-hero h1 { max-width: 14em; margin-block: 1.25rem 1.75rem; font-size: var(--fs-h1); font-weight: 800; line-height: 1; letter-spacing: -.045em; }
.page-hero .lead { max-width: 40rem; }
.page-hero--case h1 { max-width: none; }

.detail { display: grid; gap: 1.5rem 4rem; padding-block: clamp(2.5rem, 5vw, 4.5rem); border-top: 1px solid var(--c-g200); }
.detail__head { display: grid; gap: .75rem; align-content: start; }
.detail__num { font-size: var(--fs-small); font-weight: 500; color: var(--c-g600); }
.detail__body { display: grid; gap: 1.5rem; }
.detail__body > p { font-size: var(--fs-lead); line-height: 1.55; color: var(--c-graphite); }
@media (min-width: 900px) {
  .detail { grid-template-columns: 5fr 7fr; }
  .detail__head { position: sticky; top: calc(var(--header-h) + 1.5rem); }
}
.tick-list li { display: flex; gap: 1rem; padding: .85rem 0; border-bottom: 1px solid var(--c-g200); }
.tick-list li::before { content: "—"; color: var(--c-g500); }

.notice { display: inline-block; max-width: 100%; padding: .8rem 1.1rem; border-radius: var(--r-m); background: var(--c-g100); font-size: var(--fs-small); color: var(--c-graphite); }
.meta-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--c-g200); }
.meta-grid dt { font-size: var(--fs-xs); font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--c-g600); margin-bottom: .25rem; }
.meta-grid dd { font-weight: 500; }
@media (min-width: 900px) { .meta-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.case-media { overflow: hidden; aspect-ratio: 16 / 9; border-radius: var(--r-s); background: var(--c-g100); }
.case-media svg, .gallery svg { width: 100%; height: 100%; }
.gallery { display: grid; gap: clamp(1rem, 2vw, 2rem); margin-top: var(--s-xl); }
.gallery figure { overflow: hidden; aspect-ratio: 4 / 5; border-radius: var(--r-s); background: var(--c-g100); }
@media (min-width: 700px) { .gallery { grid-template-columns: 1fr 1fr; } }
.next { display: grid; gap: 1rem; padding-block: var(--s-xl); border-top: 1px solid var(--c-g200); text-decoration: none; }
.next__title { display: flex; align-items: center; gap: .3em; font-size: var(--fs-h1); font-weight: 800; line-height: 1; letter-spacing: -.045em; }
.next__title .icon { width: .6em; height: .6em; transition: transform .5s var(--ease); }
.next:hover .next__title .icon { transform: translateX(.15em); }

.prose { max-width: 46rem; }
.prose h2 { margin: 3rem 0 1rem; font-size: 1.5rem; font-weight: 600; letter-spacing: -.02em; }
.prose p, .prose li { margin-bottom: .9rem; color: var(--c-graphite); }
.prose ul { list-style: disc; padding-left: 1.25rem; }

/* ---------- Interaktywna flara w nagłówkach (klasę .glow nadaje script.js) ---------- */
.glow, .glow .grad, .glow .line__in {
  --mx: 50%; --my: 50%; --o: 0;
  --glow-layer: radial-gradient(circle var(--glow-r, 2.1em) at var(--mx) var(--my),
    rgb(120 232 172 / calc(var(--o) * 1)) 0%,
    rgb(54 198 128 / calc(var(--o) * .95)) 20%,
    rgb(24 146 94 / calc(var(--o) * .72)) 42%,
    rgb(14 98 66 / calc(var(--o) * .32)) 64%,
    rgb(14 98 66 / 0) 84%);
}
.glow { --glow-base: var(--c-black); padding-block: .08em .14em; }
.glow, .glow .line__in {
  background-image: var(--glow-layer), linear-gradient(var(--glow-base), var(--glow-base));
  -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}
.cta .glow, .footer .glow { --glow-base: #fff; }
.glow .grad { background-image: var(--glow-layer), var(--grad-text); }
.glow .grad--light { background-image: var(--glow-layer), var(--grad-light); }

/* ---------- Animacje przewijania ---------- */
.js .reveal { opacity: 0; transform: translateY(32px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--rd, 0s); }
.js .reveal.is-in { opacity: 1; transform: none; }
.js .card.reveal .card__media { clip-path: inset(9% 0 0 0); transition: clip-path 1.2s var(--ease); }
.js .card.reveal.is-in .card__media { clip-path: inset(0 0 0 0); }

/* ---------- Mniej ruchu ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .js .reveal { opacity: 1; transform: none; }
  .js .card.reveal .card__media { clip-path: none; }
  .scroll-hint i::after { display: none; }
}

/* ---------- Telefon ---------- */
@media (max-width: 520px) {
  :root { --header-h: 64px; }
  .header__contact { display: none; }
  .logo { font-size: 1.15rem; }
}