/* SGM INFRASTRUKTURA — style.css
   Tokens mirror the Figma variables "SGM / Colors", "SGM / Spacing", "SGM / Radius". */

:root {
  --red-500: #d70000;
  --red-600: #b30000;
  --g-950: #111315;
  --g-900: #1a1d20;
  --g-800: #24282c;
  --g-700: #33383e;
  --g-500: #5e656d;
  --g-300: #a3a9b0;
  --g-200: #d3d6da;
  --g-100: #ecedef;
  --g-50: #f5f5f6;
  --white: #fff;

  --font-head: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Manrope", "Helvetica Neue", Arial, sans-serif;
  --font-accent: "Michroma", "Eurostile", "Helvetica Neue", Arial, sans-serif;

  --container: 1200px;
  --gutter: 20px;
  --section-y: 72px;
  --header-h: 68px;

  --r-card: 20px;
  --r-input: 14px;
  --r-full: 999px;

  --shadow-card: 0 1px 2px rgba(17, 19, 21, .04), 0 8px 24px rgba(17, 19, 21, .06);
  --ease: cubic-bezier(.2, .7, .2, 1);
}
@media (min-width: 768px) {
  :root { --gutter: 40px; --section-y: 96px; --header-h: 80px; }
}
@media (min-width: 1200px) {
  :root { --gutter: 120px; --section-y: 120px; --header-h: 88px; --r-card: 24px; }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--g-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
@media (min-width: 768px) { body { font-size: 16px; } }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--red-500); outline-offset: 3px; border-radius: 4px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 16px; top: -60px; z-index: 200; background: var(--g-900); color: #fff; padding: 10px 16px; border-radius: 8px; }
.skip-link:focus { top: 12px; }

.container { width: 100%; max-width: calc(var(--container) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--section-y) 0; }
.section--grey { background: var(--g-50); }
.section--dark { background: var(--g-900); color: #fff; }
.section--tight-top { padding-top: 0; }

/* ---------- Typography ---------- */
.h1, .h2, .h3, .h4 { font-family: var(--font-head); font-weight: 600; letter-spacing: -.01em; line-height: 1.12; }
.h1 { font-size: clamp(34px, 4.6vw, 56px); }
.h1--hero { font-size: clamp(34px, 5.2vw, 68px); line-height: 1.06; }
.h2 { font-size: clamp(26px, 3vw, 40px); line-height: 1.18; }
.h3 { font-size: clamp(19px, 1.6vw, 22px); line-height: 1.3; }
.h4 { font-size: 17px; line-height: 1.35; }
.lead { font-size: clamp(16px, 1.4vw, 19px); line-height: 1.55; color: var(--g-500); }
.lead--strong { color: var(--g-900); font-weight: 600; font-size: clamp(16px, 1.3vw, 17px); }
.muted { color: var(--g-500); }
.small { font-size: 13px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-accent); font-size: 12px; line-height: 1.4;
  letter-spacing: .08em; text-transform: uppercase; color: var(--red-500);
}
.eyebrow::before { content: ""; width: 24px; height: 2px; background: currentColor; flex: none; }
.eyebrow--center::after { content: ""; width: 24px; height: 2px; background: currentColor; flex: none; }
.eyebrow--light { color: #fff; }
.eyebrow--light::before, .eyebrow--light::after { background: var(--red-500); }

.section-head { display: grid; gap: 16px; max-width: 760px; margin-bottom: 40px; }
.section-head .lead { margin-top: 4px; }
@media (min-width: 1200px) { .section-head { margin-bottom: 56px; } }
.section-head--split { max-width: none; }
@media (min-width: 1024px) {
  .section-head--split { grid-template-columns: 1fr 1fr; align-items: end; gap: 80px; }
  .section-head--split > div { display: grid; gap: 16px; }
}
.section-head--row { max-width: none; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px; }
.section-head--row > div { display: grid; gap: 16px; max-width: 640px; }

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 54px; padding: 0 28px; border-radius: var(--r-full);
  font-family: var(--font-body); font-weight: 700; font-size: 15px; line-height: 1;
  border: 1.5px solid transparent; transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex: none; transition: transform .2s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn--primary { background: var(--red-500); color: #fff; }
.btn--primary:hover { background: var(--red-600); }
.btn--outline { border-color: var(--g-900); color: var(--g-900); }
.btn--outline:hover { background: var(--g-900); color: #fff; }
.btn--outline-light { border-color: rgba(255, 255, 255, .9); color: #fff; }
.btn--outline-light:hover { background: #fff; color: var(--g-900); }
.btn--sm { height: 44px; padding: 0 22px; font-size: 14px; }
.btn--block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; color: var(--red-500); }
.link-arrow svg { width: 18px; height: 18px; transition: transform .2s var(--ease); }
.link-arrow:hover svg { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: #fff; border-bottom: 1px solid var(--g-100); }
.site-header__inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; position: relative; }
.logo { display: block; width: 166px; flex: none; }
@media (min-width: 768px) { .logo { width: 207px; } }
@media (min-width: 1200px) { .logo { width: 230px; } }
.logo img, .logo svg { width: 100%; height: auto; }

.main-nav { display: none; }
@media (min-width: 1200px) {
  .main-nav { display: flex; gap: 40px; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
  .main-nav a { font-weight: 600; font-size: 15px; color: var(--g-900); transition: color .2s; }
  .main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--red-500); }
}
.header-actions { display: flex; align-items: center; gap: 10px; }
@media (min-width: 1200px) { .header-actions { gap: 16px; } }
.header-actions .btn { display: none; }
@media (min-width: 1200px) { .header-actions .btn { display: inline-flex; } }

.lang-switch { display: inline-flex; align-items: center; gap: 6px; background: var(--g-50); border-radius: var(--r-full); padding: 5px; }
.lang-switch__globe { display: none; width: 16px; height: 16px; margin: 0 2px 0 8px; color: var(--g-500); }
@media (min-width: 768px) { .lang-switch__globe { display: block; } }
.lang-switch a { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 32px; padding: 0 12px; border-radius: var(--r-full); font-weight: 700; font-size: 13px; color: var(--g-500); }
.lang-switch a[aria-current="true"] { background: var(--red-500); color: #fff; }
.lang-switch a:not([aria-current="true"]):hover { color: var(--g-900); }

.menu-toggle { width: 44px; height: 44px; border-radius: 50%; background: var(--g-900); color: #fff; display: inline-flex; align-items: center; justify-content: center; }
.menu-toggle svg { width: 22px; height: 22px; }
@media (min-width: 1200px) { .menu-toggle { display: none; } }

/* Mobile menu */
.mobile-menu { position: fixed; inset: 0; z-index: 150; background: #fff; display: flex; flex-direction: column; overflow-y: auto; visibility: hidden; opacity: 0; transition: opacity .25s var(--ease), visibility .25s; }
.mobile-menu.is-open { visibility: visible; opacity: 1; }
.mobile-menu__top { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--g-100); flex: none; }
.mobile-menu__body { flex: 1; display: flex; flex-direction: column; padding-top: 28px; padding-bottom: 28px; }
.mobile-menu__label { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--g-300); margin-bottom: 4px; }
.mobile-menu__nav a { display: grid; grid-template-columns: 38px 1fr 20px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--g-100); }
.mobile-menu__nav .num { font-family: var(--font-accent); font-size: 13px; color: var(--red-500); }
.mobile-menu__nav .label { font-family: var(--font-head); font-weight: 600; font-size: clamp(24px, 6vw, 30px); line-height: 1.2; }
.mobile-menu__nav svg { width: 20px; height: 20px; color: var(--g-300); }
.mobile-menu__nav a[aria-current="page"] .label { color: var(--red-500); }
.mobile-menu__bottom { margin-top: auto; padding-top: 40px; display: grid; gap: 16px; }
.mobile-menu__contact { background: var(--g-50); border-radius: var(--r-card); padding: 18px; display: grid; gap: 12px; }
.mobile-menu__contact .small-caps { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--g-500); }
.mobile-menu__contact a { display: flex; gap: 12px; align-items: center; font-size: 16px; }
.mobile-menu__contact svg { width: 20px; height: 20px; color: var(--red-500); }
.mobile-menu__row { display: flex; gap: 10px; align-items: center; }
.mobile-menu__row .btn { flex: 1; height: 52px; background: var(--red-500); }
.close-btn { width: 44px; height: 44px; border-radius: 50%; background: var(--g-900); color: #fff; display: inline-flex; align-items: center; justify-content: center; }
.close-btn svg { width: 22px; height: 22px; }
body.menu-open { overflow: hidden; }

.social { display: flex; gap: 10px; }
.social a { width: 52px; height: 52px; border-radius: 50%; border: 1px solid var(--g-200); display: inline-flex; align-items: center; justify-content: center; color: var(--g-900); transition: background-color .2s, color .2s, border-color .2s; }
.social a:hover { background: var(--g-900); border-color: var(--g-900); color: #fff; }
.social svg { width: 20px; height: 20px; }
.social--dark a { width: 44px; height: 44px; border-color: rgba(255, 255, 255, .16); color: #fff; }
.social--dark a:hover { background: #fff; color: var(--g-900); border-color: #fff; }

/* ---------- Hero (home) ---------- */
.hero { position: relative; color: #fff; background: var(--g-900); overflow: hidden; }
.hero__media, .hero__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(17, 19, 21, .55) 0%, rgba(17, 19, 21, .45) 45%, rgba(17, 19, 21, .85) 100%); }
.hero__inner { position: relative; min-height: min(760px, calc(100svh - var(--header-h))); display: flex; flex-direction: column; justify-content: space-between; gap: 48px; padding-top: 72px; padding-bottom: 40px; }
.hero__content { max-width: 940px; margin: 0 auto; text-align: center; display: grid; gap: 24px; justify-items: center; flex: 1; align-content: center; }
.hero__content .lead { color: rgba(255, 255, 255, .88); max-width: 760px; }
.hero__content .btn-row { justify-content: center; margin-top: 4px; }
@media (max-width: 767px) {
  .hero__content { text-align: center; }
  .hero__content .btn-row { width: 100%; flex-direction: column; }
  .hero__content .btn { width: 100%; }
}
.hero__areas { display: grid; gap: 0; }
@media (min-width: 768px) { .hero__areas { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.hero__areas a { display: flex; align-items: baseline; gap: 12px; padding: 14px 0; border-top: 1px solid rgba(255, 255, 255, .7); font-weight: 600; font-size: 16px; transition: color .2s; }
@media (min-width: 768px) { .hero__areas a { padding-top: 18px; } }
.hero__areas a:hover { color: var(--g-200); }
.hero__areas .num { font-family: var(--font-accent); font-size: 14px; color: var(--red-500); }

/* ---------- About (home) ---------- */
.about { display: grid; gap: 48px; align-items: center; }
@media (min-width: 1024px) { .about { grid-template-columns: 540fr 580fr; gap: 80px; } }
.about__text { display: grid; gap: 24px; justify-items: start; }
.about__text p { color: var(--g-500); }
.about__text .lead--strong { color: var(--g-900); }
.map figure { display: grid; gap: 20px; }
.map img { width: 100%; max-width: 600px; margin: 0 auto; }
.map__legend { display: flex; justify-content: center; gap: 24px; font-size: 14px; color: var(--g-500); }
.map__legend span { display: inline-flex; align-items: center; gap: 8px; }
.map__legend i { width: 10px; height: 10px; border-radius: 50%; background: var(--g-300); display: inline-block; }
.map__legend i.is-pl { background: var(--red-500); }

/* ---------- Numbers ---------- */
.numbers { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 16px; }
@media (min-width: 768px) { .numbers { gap: 40px 24px; } }
@media (min-width: 1024px) { .numbers { grid-template-columns: repeat(4, 1fr); } }
.number { display: grid; gap: 16px; align-content: start; }
.number::before { content: ""; width: 40px; height: 3px; background: var(--red-500); }
.number__value { font-family: var(--font-accent); font-size: clamp(40px, 6vw, 62px); line-height: 1.2; color: #fff; }
.number__label { font-size: 14px; color: var(--g-300); }
@media (min-width: 768px) { .number__label { font-size: 16px; } }

/* ---------- Cards grid ---------- */
.grid { display: grid; gap: 16px; }
@media (min-width: 768px) { .grid { gap: 24px; } .grid--2, .grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } }

.service { background: #fff; border-radius: var(--r-card); padding: 28px 24px; display: grid; gap: 16px; align-content: start; }
@media (min-width: 768px) { .service { padding: 32px 28px; } }
@media (min-width: 1200px) { .service { padding: 40px 36px; } }
.service__icon { width: 56px; height: 56px; color: var(--red-500); }
.service__icon img, .service__icon svg { width: 100%; height: 100%; }
.service__num { font-family: var(--font-accent); font-size: 28px; line-height: 1.2; color: var(--red-500); }
.service p { color: var(--g-500); font-size: 15px; }
.service--cta { background: var(--red-500); color: #fff; align-content: space-between; }
.service--cta p { color: rgba(255, 255, 255, .88); }
.service--cta .h3 { font-size: clamp(20px, 1.8vw, 24px); }
.service--cta .link-arrow { color: #fff; margin-top: 8px; }

/* ---------- Offer tiles ---------- */
.tiles { display: grid; gap: 16px; }
@media (min-width: 1024px) { .tiles { grid-template-columns: 1fr 1fr; gap: 24px; } }
.tile { position: relative; border-radius: var(--r-card); overflow: hidden; color: #fff; min-height: 460px; display: flex; flex-direction: column; justify-content: space-between; padding: 20px; isolation: isolate; }
@media (min-width: 768px) { .tile { min-height: 480px; padding: 28px; } }
@media (min-width: 1200px) { .tile { min-height: 620px; padding: 32px 56px 56px; } }
.tile__media, .tile__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s var(--ease); }
.tile:hover .tile__media img { transform: scale(1.03); }
.tile::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(17, 19, 21, .05) 25%, rgba(17, 19, 21, .82) 100%); }
.chip { align-self: flex-start; display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .94); color: var(--g-900); border-radius: var(--r-full); padding: 8px 14px; font-size: 13px; font-weight: 600; max-width: 100%; }
.chip::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--red-500); flex: none; }
.tile__body { display: grid; gap: 16px; justify-items: start; max-width: 520px; }
.tile__body p { color: rgba(255, 255, 255, .85); }
.tile__body .h2 { font-size: clamp(26px, 2.6vw, 35px); }

/* ---------- Project cards ---------- */
.p-card { background: #fff; border-radius: var(--r-card); overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .25s var(--ease), transform .25s var(--ease); }
.p-card:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }
.section:not(.section--grey) .p-card { background: var(--g-50); }
.p-card__media { aspect-ratio: 4 / 3; background: var(--g-100); overflow: hidden; }
@media (min-width: 1200px) { .p-card__media { aspect-ratio: 384 / 288; } }
.p-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.p-card:hover .p-card__media img { transform: scale(1.04); }
.p-card__body { padding: 24px 28px 28px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.p-card__cat { font-family: var(--font-accent); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--red-500); }
.p-card__title { font-family: var(--font-head); font-weight: 600; font-size: clamp(18px, 1.5vw, 20px); line-height: 1.35; }
.p-card__meta { font-size: 14px; color: var(--g-500); }
.p-card__meta + .p-card__meta { color: var(--g-300); margin-top: -4px; }
.p-card__more { margin-top: auto; padding-top: 18px; }
.placeholder-media { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: var(--g-300); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; background: var(--g-100); }
.placeholder-media svg { width: 32px; height: 32px; }

/* Horizontal scroller on small screens (home "Wybrane realizacje") */
@media (max-width: 1023px) {
  .scroller { display: grid; grid-auto-flow: column; grid-auto-columns: min(320px, 82%); gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; margin: 0 calc(-1 * var(--gutter)); padding: 0 var(--gutter) 8px; scrollbar-width: none; }
  .scroller::-webkit-scrollbar { display: none; }
  .scroller > * { scroll-snap-align: start; }
}
@media (min-width: 1024px) { .scroller { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.section-foot { margin-top: 40px; }

/* ---------- Split (sponsoring / team) ---------- */
.split { display: grid; gap: 28px; align-items: center; }
@media (min-width: 768px) { .split { grid-template-columns: 300fr 348fr; gap: 40px; } }
@media (min-width: 1200px) { .split { grid-template-columns: 480fr 656fr; gap: 64px; } }
.split--reverse > .split__media { order: 0; }
@media (min-width: 768px) {
  .split--reverse { grid-template-columns: 348fr 300fr; }
  .split--reverse > .split__media { order: 2; }
}
@media (min-width: 1200px) { .split--reverse { grid-template-columns: 656fr 480fr; } }
.split__media { border-radius: var(--r-card); overflow: hidden; aspect-ratio: 16 / 10; background: var(--g-100); }
.split__media img { width: 100%; height: 100%; object-fit: cover; }
.split__text { display: grid; gap: 14px; }
.split__text p { color: var(--g-500); }
.section--sponsor { padding: 56px 0; }
@media (min-width: 768px) { .section--sponsor { padding: 72px 0; } }
@media (min-width: 1200px) { .section--sponsor { padding: 88px 0; } }

/* ---------- Contact ---------- */
.contact { display: grid; gap: 40px; }
@media (min-width: 1024px) { .contact { grid-template-columns: 440fr 680fr; gap: 80px; align-items: start; } }
.contact__info { display: grid; gap: 24px; align-content: start; }
.contact__info .lead { font-size: 16px; }
.contact-list { display: grid; gap: 20px; padding-top: 8px; }
.contact-list a, .contact-list div { display: flex; align-items: center; gap: 16px; }
.contact-list .ico { width: 48px; height: 48px; border-radius: 50%; background: var(--g-900); color: #fff; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.contact-list .ico svg { width: 22px; height: 22px; }
.contact-list small { display: block; font-size: 13px; color: var(--g-500); }
.contact-list strong { display: block; font-weight: 700; font-size: 16px; }

.form-card { background: var(--g-50); border-radius: 28px; padding: 24px; }
@media (min-width: 768px) { .form-card { padding: 40px; } }
@media (min-width: 1200px) { .form-card { padding: 48px; } }
.form-card__title { margin-bottom: 20px; }
.form { display: grid; gap: 20px; }
.form__grid { display: grid; gap: 20px; }
@media (min-width: 768px) { .form__grid { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 8px; align-content: start; }
.field label { font-weight: 600; font-size: 14px; }
.field input, .field textarea {
  width: 100%; height: 54px; padding: 0 16px; border-radius: var(--r-input);
  border: 1px solid var(--g-200); background: #fff; color: var(--g-900);
  font: inherit; font-size: 15px; transition: border-color .2s, box-shadow .2s; -webkit-appearance: none; appearance: none;
}
.field textarea { height: 140px; padding: 16px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--g-300); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--g-900); box-shadow: 0 0 0 3px rgba(26, 29, 32, .08); }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--red-500); border-width: 1.5px; }
.field__error, .consent__error { display: none; font-size: 13px; font-weight: 500; color: var(--red-500); }
.is-invalid > .field__error, .consent.is-invalid + .consent__error { display: block; }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 13px; color: var(--g-500); line-height: 1.55; }
.consent input { -webkit-appearance: none; appearance: none; width: 20px; height: 20px; flex: none; margin: 0; border: 1.5px solid var(--g-300); border-radius: 6px; background: #fff center / 14px no-repeat; cursor: pointer; transition: background-color .2s, border-color .2s; }
.consent input:checked { background-color: var(--red-500); border-color: var(--red-500); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }
.consent.is-invalid input { border-color: var(--red-500); }
.consent a { text-decoration: underline; text-underline-offset: 2px; }
.consent__error { padding-left: 32px; margin-top: -8px; }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.form__foot .small { color: var(--g-300); }
@media (max-width: 767px) { .form__foot { flex-direction: column; align-items: stretch; } .form__foot .btn { width: 100%; } }
.form__alert { display: none; padding: 12px 16px; border-radius: 12px; background: #fdecec; color: var(--red-600); font-size: 14px; font-weight: 500; }
.form__alert.is-visible { display: block; }
.btn.is-loading { opacity: .7; pointer-events: none; }
.hp { display: none !important; }

.form-success { display: none; min-height: 420px; text-align: center; flex-direction: column; align-items: center; justify-content: center; gap: 20px; }
.form-card.is-sent .form-success { display: flex; }
.form-card.is-sent .form, .form-card.is-sent .form-card__title { display: none; }
.form-success__icon { width: 72px; height: 72px; border-radius: 50%; background: var(--red-500); color: #fff; display: inline-flex; align-items: center; justify-content: center; }
.form-success__icon svg { width: 32px; height: 32px; }
.form-success p { color: var(--g-500); max-width: 440px; }

/* ---------- CTA box ---------- */
.cta-box { background: var(--g-900); color: #fff; border-radius: var(--r-card); padding: 32px 24px; display: grid; gap: 24px; }
@media (min-width: 768px) { .cta-box { padding: 48px 40px; } }
@media (min-width: 1024px) { .cta-box { grid-template-columns: 1fr auto; align-items: center; padding: 56px 60px; } }
.cta-box p { color: var(--g-300); margin-top: 12px; }
@media (max-width: 767px) { .cta-box .btn { justify-self: start; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--g-950); color: #fff; padding: 56px 0 32px; }
@media (min-width: 768px) { .site-footer { padding-top: 64px; } }
@media (min-width: 1200px) { .site-footer { padding-top: 80px; } }
.site-footer__top { display: grid; gap: 48px; }
@media (min-width: 1024px) { .site-footer__top { grid-template-columns: 340px 1fr; justify-content: space-between; } }
.site-footer__brand { display: grid; gap: 20px; align-content: start; max-width: 340px; }
.site-footer__brand p { color: var(--g-300); font-size: 15px; }
.site-footer__cols { display: grid; gap: 36px; }
@media (min-width: 640px) { .site-footer__cols { grid-template-columns: auto auto auto; justify-content: space-between; } }
@media (min-width: 1024px) { .site-footer__cols { justify-content: end; gap: 80px; } }
.site-footer h2 { font-family: var(--font-body); font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; display: grid; gap: 14px; }
.site-footer li, .site-footer li a { color: var(--g-300); font-size: 15px; }
.site-footer li a:hover { color: #fff; }
.site-footer__bottom { margin-top: 48px; padding-top: 32px; border-top: 1px solid rgba(255, 255, 255, .1); display: flex; flex-wrap: wrap; gap: 16px 24px; justify-content: space-between; font-size: 13px; color: var(--g-500); }
@media (min-width: 1200px) { .site-footer__bottom { margin-top: 56px; padding-top: 56px; } }
.site-footer__bottom nav { display: flex; gap: 24px; }
.site-footer__bottom a { color: var(--g-300); }
.site-footer__bottom a:hover { color: #fff; }

/* ---------- Page head (subpages) ---------- */
.page-head { background: var(--g-50); padding: 48px 0 40px; }
@media (min-width: 768px) { .page-head { padding: 80px 0 48px; } }
@media (min-width: 1200px) { .page-head { padding: 80px 0 56px; } }
.page-head__inner { display: grid; gap: 40px; }
@media (min-width: 1200px) { .page-head__inner { gap: 56px; } }
.page-head__title { display: grid; gap: 20px; }
.page-head__title .lead { max-width: 760px; }
.breadcrumbs ol { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; font-size: 13px; color: var(--g-500); }
.breadcrumbs li + li::before { content: "/"; margin-right: 8px; color: var(--g-300); }
.breadcrumbs a:hover { color: var(--g-900); }
.breadcrumbs--light ol { color: rgba(255, 255, 255, .8); }
.breadcrumbs--light li + li::before { color: rgba(255, 255, 255, .5); }
.breadcrumbs--light a:hover { color: #fff; }

.filters { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; margin: 0 calc(-1 * var(--gutter)); padding: 0 var(--gutter); }
.filters::-webkit-scrollbar { display: none; }
@media (min-width: 768px) { .filters { flex-wrap: wrap; overflow: visible; margin: 0; padding: 0; } }
.filter { flex: none; height: 41px; padding: 0 19px; border-radius: var(--r-full); border: 1px solid var(--g-200); background: #fff; font-size: 14px; font-weight: 500; color: var(--g-900); transition: background-color .2s, color .2s, border-color .2s; }
.filter:hover { border-color: var(--g-900); }
.filter[aria-pressed="true"] { background: var(--g-900); border-color: var(--g-900); color: #fff; }
.list-section { background: var(--g-50); padding-bottom: var(--section-y); }
.empty-note { display: none; padding: 48px 0; text-align: center; color: var(--g-500); }
.empty-note.is-visible { display: block; }
.p-card[hidden] { display: none; }

/* ---------- Project detail ---------- */
.project-hero { position: relative; color: #fff; background: var(--g-900); overflow: hidden; }
.project-hero__media, .project-hero__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.project-hero__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(17, 19, 21, .25) 0%, rgba(17, 19, 21, .55) 50%, rgba(17, 19, 21, .88) 100%); }
.project-hero__inner { position: relative; min-height: 560px; display: flex; flex-direction: column; justify-content: flex-end; gap: 20px; padding-bottom: 48px; }
@media (min-width: 1200px) { .project-hero__inner { min-height: 640px; padding-bottom: 64px; } }
.project-hero .h1 { max-width: 860px; }
.project-hero p { color: rgba(255, 255, 255, .88); max-width: 760px; font-size: clamp(16px, 1.3vw, 17px); }
.project-hero .eyebrow { color: #fff; }
.project-hero .eyebrow::before { background: var(--red-500); }

.facts { display: grid; gap: 12px; padding-top: 32px; }
@media (min-width: 768px) { .facts { grid-template-columns: repeat(3, 1fr); gap: 16px; padding-top: 48px; } }
@media (min-width: 1200px) { .facts { grid-template-columns: repeat(5, 1fr); padding-top: 64px; } }
.fact { background: var(--g-50); border-radius: 16px; padding: 18px 20px; display: grid; gap: 8px; align-content: start; }
@media (max-width: 767px) { .facts { background: var(--g-50); border-radius: var(--r-card); padding: 8px 20px; gap: 0; margin-top: 32px; } .fact { grid-template-columns: 1fr auto; padding: 14px 0; border-radius: 0; background: none; } .fact + .fact { border-top: 1px solid var(--g-200); } .fact strong { text-align: right; } }
@media (min-width: 1200px) { .fact { padding: 24px; } }
.fact span { font-size: 13px; color: var(--g-500); }
.fact strong { font-family: var(--font-head); font-weight: 600; font-size: clamp(17px, 1.6vw, 22px); line-height: 1.3; }

.project-about { display: grid; gap: 24px; }
@media (min-width: 1024px) { .project-about { grid-template-columns: 1fr 1.2fr; gap: 80px; } }
.project-about__title { display: grid; gap: 16px; align-content: start; }
.project-about__text { display: grid; gap: 16px; color: var(--g-500); }
.scope { margin-top: 8px; background: var(--g-50); border-radius: var(--r-card); padding: 24px 28px; color: var(--g-900); }
.scope h3 { font-family: var(--font-head); font-weight: 600; font-size: 17px; margin-bottom: 10px; }
.scope ul { list-style: none; padding: 0; display: grid; gap: 8px; }
.scope li { position: relative; padding-left: 18px; color: var(--g-500); font-size: 15px; }
.scope li::before { content: ""; position: absolute; left: 0; top: .65em; width: 6px; height: 6px; border-radius: 50%; background: var(--red-500); }

.stages { display: grid; gap: 16px; }
@media (min-width: 768px) { .stages { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1200px) { .stages { grid-template-columns: repeat(4, 1fr); gap: 24px; } }
.stage { background: #fff; border-radius: var(--r-card); padding: 28px; display: grid; gap: 12px; align-content: start; }
.stage__num { font-family: var(--font-accent); font-size: 14px; color: var(--red-500); }
.stage p { color: var(--g-500); font-size: 15px; }

.numbers--project .number { padding-top: 0; gap: 12px; }
.numbers--project .number::before { width: 100%; height: 1px; background: rgba(255, 255, 255, .16); }
.numbers--project .number__value { font-size: clamp(30px, 3.6vw, 44px); }

.gallery { display: grid; gap: 16px; }
@media (min-width: 768px) { .gallery { grid-template-columns: repeat(2, 1fr); gap: 24px; } }
.gallery__item { display: block; border-radius: var(--r-card); overflow: hidden; aspect-ratio: 4 / 3; background: var(--g-100); cursor: zoom-in; position: relative; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gallery__item:hover img { transform: scale(1.03); }
.gallery__item--wide { aspect-ratio: 16 / 8.3; }
@media (min-width: 768px) { .gallery__item--wide { grid-column: 1 / -1; } }

/* ---------- References ---------- */
.r-card { background: #fff; border-radius: var(--r-card); overflow: hidden; display: flex; flex-direction: column; text-align: left; width: 100%; transition: box-shadow .25s var(--ease), transform .25s var(--ease); }
.r-card:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }
.r-card__media { background: var(--g-100); aspect-ratio: 384 / 300; display: flex; align-items: center; justify-content: center; padding: 28px; }
.sheet { background: #fff; height: 100%; aspect-ratio: 1 / 1.414; box-shadow: 0 10px 30px rgba(17, 19, 21, .12); border-radius: 3px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.sheet img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.sheet .placeholder-media { background: #fff; font-size: 11px; }
.r-card__body { padding: 24px 28px 28px; display: grid; gap: 8px; flex: 1; align-content: start; }
.r-card__body .p-card__meta { margin: 0; }
.r-card__more { margin-top: 10px; }

/* Lightbox / dialog */
.lightbox { position: fixed; inset: 0; z-index: 300; display: none; align-items: center; justify-content: center; padding: 24px; }
.lightbox.is-open { display: flex; }
.lightbox__backdrop { position: absolute; inset: 0; background: rgba(17, 19, 21, .88); }
.lightbox__dialog { position: relative; z-index: 1; width: min(1040px, 100%); max-height: calc(100svh - 48px); background: #fff; border-radius: 28px; overflow: hidden; display: grid; grid-template-columns: 1fr 1fr; }
.lightbox__preview { background: var(--g-100); display: flex; align-items: center; justify-content: center; padding: 40px; min-height: 0; }
.lightbox__preview .sheet { height: auto; width: min(100%, 420px); }
.lightbox__details { padding: 64px 48px 48px; display: flex; flex-direction: column; gap: 16px; overflow-y: auto; }
.lightbox__details dl { margin: 16px 0 0; display: grid; }
.lightbox__details dl > div { padding: 14px 0; border-top: 1px solid var(--g-200); display: grid; gap: 4px; }
.lightbox__details dt { font-size: 13px; color: var(--g-500); }
.lightbox__details dd { margin: 0; font-weight: 600; }
.lightbox__actions { margin-top: auto; padding-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.lightbox__close { position: absolute; top: 24px; right: 24px; width: 44px; height: 44px; border-radius: 50%; background: var(--g-50); display: inline-flex; align-items: center; justify-content: center; z-index: 2; }
.lightbox__close svg { width: 20px; height: 20px; }
.lightbox__nav { position: absolute; z-index: 1; top: 50%; transform: translateY(-50%); width: 56px; height: 56px; border-radius: 50%; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .3); color: #fff; display: inline-flex; align-items: center; justify-content: center; }
.lightbox__nav svg { width: 20px; height: 20px; }
.lightbox__nav--prev { left: max(24px, calc(50% - 520px - 88px)); }
.lightbox__nav--next { right: max(24px, calc(50% - 520px - 88px)); }
.lightbox__counter { position: absolute; z-index: 1; bottom: 24px; left: 50%; transform: translateX(-50%); font-family: var(--font-accent); font-size: 13px; color: #fff; }
.lightbox--image .lightbox__dialog { display: block; background: none; width: min(1200px, 100%); border-radius: 16px; }
.lightbox--image .lightbox__dialog img { max-height: calc(100svh - 140px); width: auto; margin: 0 auto; border-radius: 16px; }
.lightbox--image .lightbox__close { position: fixed; background: rgba(255, 255, 255, .12); color: #fff; }
@media (max-width: 1023px) {
  .lightbox { padding: 0; }
  .lightbox__backdrop { background: var(--g-950); }
  .lightbox__dialog { grid-template-columns: 1fr; width: 100%; height: 100%; max-height: none; border-radius: 0; background: var(--g-950); overflow-y: auto; padding: 72px 20px 96px; gap: 16px; align-content: start; }
  .lightbox__preview { border-radius: var(--r-card); padding: 40px 24px; }
  .lightbox__preview .sheet { width: min(62%, 260px); }
  .lightbox__details { background: #fff; border-radius: var(--r-card); padding: 20px; gap: 10px; overflow: visible; }
  .lightbox__details .h2 { font-size: 22px; }
  .lightbox__actions { padding-top: 12px; }
  .lightbox__actions .btn { width: 100%; }
  .lightbox__close { position: fixed; top: 12px; right: 20px; background: rgba(255, 255, 255, .1); color: #fff; }
  .lightbox__nav { top: auto; bottom: 20px; transform: none; width: 44px; height: 44px; position: fixed; }
  .lightbox__nav--prev { left: 20px; } .lightbox__nav--next { right: 20px; }
  .lightbox__counter { position: fixed; bottom: 34px; }
  .lightbox--image .lightbox__dialog { display: flex; align-items: center; padding: 72px 12px 96px; }
  .lightbox--image .lightbox__dialog img { max-height: 100%; border-radius: 12px; }
}

/* ---------- Values / about page ---------- */
.values { display: grid; gap: 16px; }
@media (min-width: 768px) { .values { grid-template-columns: repeat(2, 1fr); gap: 24px; } }

/* ---------- Error / legal / thanks ---------- */
.notice-page { background: var(--g-50); padding: 96px 0; text-align: center; }
@media (min-width: 1200px) { .notice-page { padding: 160px 0; } }
.notice-page__inner { display: grid; gap: 24px; justify-items: center; max-width: 680px; margin: 0 auto; }
.notice-page__code { font-family: var(--font-accent); font-size: clamp(88px, 14vw, 160px); line-height: 1.1; color: var(--red-500); }
.notice-page .btn-row { justify-content: center; padding-top: 16px; }
@media (max-width: 767px) { .notice-page .btn-row { flex-direction: column; width: 100%; } .notice-page .btn { width: 100%; } }

.prose { max-width: 760px; color: var(--g-700); }
.prose > * + * { margin-top: 1em; }
.prose h2 { font-family: var(--font-head); font-weight: 600; font-size: clamp(22px, 2vw, 26px); color: var(--g-900); margin-top: 1.8em; line-height: 1.25; }
.prose h3 { font-family: var(--font-head); font-weight: 600; font-size: 19px; color: var(--g-900); margin-top: 1.5em; }
.prose ul, .prose ol { padding-left: 1.25em; }
.prose li + li { margin-top: .4em; }
.prose a { color: var(--red-500); text-decoration: underline; text-underline-offset: 2px; }

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}