/* kazan-project-manufactory.ru — static rebuild of the Tilda site.
   Tokens come from the Tilda Zero Block export (extract/_summary.json, DESIGN.md). */

@font-face { font-family: ANS; src: url("assets/fonts/ANS-Regular.woff") format("woff"); font-weight: 300 400; font-display: swap; }
@font-face { font-family: Onest; src: url("assets/fonts/OnestLight1602-hint.woff") format("woff"); font-weight: 300; font-display: swap; }
@font-face { font-family: Onest; src: url("assets/fonts/OnestRegular1602-hin.woff") format("woff"); font-weight: 400; font-display: swap; }
@font-face { font-family: Onest; src: url("assets/fonts/OnestMedium1602-hint.woff") format("woff"); font-weight: 500; font-display: swap; }
@font-face { font-family: Onest; src: url("assets/fonts/OnestBold1602-hint.woff") format("woff"); font-weight: 600 700; font-display: swap; }

:root {
  --ink: #1e1e3d;          /* headings, body text, dark buttons, footer */
  --bg: #f6f6f6;           /* page background */
  --white: #ffffff;
  --accent: #3939ff;       /* brand blue */
  --hover: #d9ebeb;        /* button and nav hover */
  --hero-grad: linear-gradient(0.25turn, #3939ff 0%, #222299 100%);
  --link: #005aab;
  --field: #f0f0f5;        /* form inputs */
  --shadow: -13px 43px 18px 0 rgba(44,44,92,.01), -7px 24px 15px 0 rgba(44,44,92,.04),
            -3px 11px 11px 0 rgba(44,44,92,.07), -1px 3px 6px 0 rgba(44,44,92,.08);
  --radius: 24px;          /* cards */
  --font-display: ANS, Arial, sans-serif;
  --font-text: Onest, Arial, sans-serif;
  --wrap: 1520px;
  --gutter: 20px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.4 var(--font-text); }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button, input, textarea { font: inherit; color: inherit; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Typography (Tilda uc-typo styles) ---------- */
.h1 { font: 400 60px/1 var(--font-display); max-width: 1080px;}                 /* section titles */
.h2 { font: 400 40px/1.1 var(--font-display); }                 /* case titles */
.h3 { font: 400 30px/1.1 var(--font-display); color: var(--white); } /* card titles */
.lead, .page ul, .page ol { font: 400 24px/1.5 var(--font-text); }
.small { font: 300 18px/1.5 var(--font-display); }
.caps { font: 400 16px/1.2 var(--font-display); text-transform: uppercase; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 16px;
  padding: 20px 36px; border-radius: 50px; border: 0; cursor: pointer;
  font: 400 16px/1 var(--font-display); text-transform: uppercase; white-space: nowrap;
  transition: background-color .2s, color .2s;
}
.btn--light { background: var(--white); color: var(--ink); }
.btn--dark { background: var(--ink); color: var(--white); }
.btn--light:hover { background: var(--hover); color: var(--accent); }
.btn--dark:hover { background: var(--accent); color: var(--hover); }
.btn--light .btn__arrow { width: 128px; height: 8px; }
.btn__arrow path { fill: currentColor; }

/* ---------- Header ---------- */
.header { padding: 24px 0; }
.header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { width: 178px; height: 55px; }
.nav { display: flex; align-items: center; gap: 0; }
.nav a { padding: 10px 21px; }
.nav a:not(.btn) { color: var(--white); }
.nav a:not(.btn):hover { color: var(--hover); }
.nav .btn { margin-left: 21px; padding: 20px 36px;}

/* ---------- Hero ---------- */
.hero { background: var(--hero-grad); color: var(--white); padding: 0 0 120px; margin-bottom: 120px;}
.hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 64px; align-items: center; }
.hero__title { font: 400 44px/1.2 var(--font-display); text-transform: uppercase; max-width: 720px; }
.hero__list { margin: 40px 0 0; display: grid; gap: 16px; }
.hero__list li { display: flex; align-items: center; gap: 15px; font: 400 20px/1.2 var(--font-display); text-transform: uppercase; }
.hero__list svg { flex: 0 0 16px; width: 16px; height: 16px; }
.hero__cta { margin-top: 60px; }
.hero__art { display: flex; justify-content: center; align-items: center; }
.hero__art svg { width: 480px; height: auto; }

/* ---------- Sections ---------- */
.section { padding-top: 32px; padding-bottom: 120px;}
.section--contact { padding-bottom: 0px; }
.section--projects .h1 { padding-bottom: 40px; }

/* Project cards: two columns, right column offset by 160px like on Tilda */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.cards__col { display: grid; gap: 16px; }
.cards__col--offset { padding-top: 160px; }
.card {
  display: flex; flex-direction: column; justify-content: space-between; gap: 24px;
  height: 600px; padding: 24px; border-radius: var(--radius); border: 1px solid #dbdbdb;
  color: var(--white); overflow: hidden; position: relative;
  background-color: var(--card-bg, #1e1e1e); background-image: var(--card-img);
  background-size: 100%; background-position: center bottom; background-repeat: no-repeat;
  box-shadow: var(--shadow); transition: background-size .4s ease;
}
.card:hover { background-size: 110%; }
.card--grad { background-image: var(--card-img), var(--card-grad); background-size: 100%, cover; background-position: center bottom, center; }
.card--grad:hover { background-size: 110%, cover; }
.card__title { max-width: 703px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-block; padding: 6px 16px; border-radius: 50px; border: 1px solid #dbdbdb; background: var(--white); color: var(--ink); font: 300 18px/1.5 var(--font-display); }

@media (min-width: 1600px) { .card { height: 720px; } }

/* AI section */
.ai { display: grid; gap: 32px; }
.ai__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.ai__col { display: grid; gap: 16px; }
.tile { display: flex; gap: 16px; align-items: flex-start; padding: 16px 20px 20px; border-radius: 16px; background: var(--white); box-shadow: var(--shadow); }
.tile__emoji { font: 600 24px/1.5 var(--font-text); flex: 0 0 26px; }
.tile__body { display: grid; gap: 8px; padding-top: 4px; }
.tile__title { font-weight: 600; }
.ai__cta { display: grid; gap: 32px; justify-items: start; }

/* Contact */
.contact { display: grid; gap: 32px; }
.contact__head { display: grid; gap: 16px; max-width: 1034px; }
.contact__grid { display: grid; grid-template-columns: 1fr 460px; gap: 16px; align-items: start; }
.panel { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); }
.form { display: grid; gap: 12px; padding: 20px 20px 32px; }
.form__fields { display: grid; gap: 12px; }
.field { display: grid; gap: 2px; padding: 10px 20px 12px; border-radius: 12px; background: var(--field); }
.field:focus-within { box-shadow: inset 0 0 0 2px var(--accent); }
.form input, .form textarea { width: 100%; padding: 0; border: 0; background: transparent; font: 400 18px/1.5 var(--font-text); }
/* the whole field lights up instead, so the native ring inside the plate would be a second border */
.form input:focus, .form textarea:focus { outline: none; }
.form textarea { min-height: 96px; resize: vertical; }
.form input::placeholder, .form textarea::placeholder { color: #8b8b9a; }
.form__status { padding: 12px 20px; border-radius: 12px; font: 400 16px/1.4 var(--font-text); }
.form__status--ok { background: #e7f2ec; color: #1c6b45; }
.form__status--error { background: #fdeceb; color: #b3261e; }
.form .btn { width: 100%; }
/*.form__consent { padding-left: 20px; font: 400 13px/1.5 var(--font-text); color: #8b8b9a; }*/
.form__consent a { text-decoration: underline; }
.form__trap { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.contact__side { display: grid; gap: 16px; }
.contact__side a { text-decoration: underline; }
.contact__card { display: grid; gap: 12px; padding: 20px 20px 24px; }
.contact__card p + p { margin-top: 4px; }

/* Footer */
.footer { margin-top: 180px; padding: 40px 0 48px; background: var(--ink); color: var(--white); }
.footer a { text-decoration: underline; }
.footer .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.footer__links { display: flex; gap: 32px; align-items: center; }


/* ---------- Case pages (generated by tools/build_page.py) ---------- */
.page { padding-top: 132px; }
.pill-header { padding: 20px 0 16px; }
.pill-header { position: fixed; width: 100%; top: 0; }
/* anchors (#form) must land below the fixed pill, not under it */
html:has(> body.page) { scroll-padding-top: 140px; }
.pill { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px 24px 20px 40px; border-radius: 50px; background: var(--hero-grad); color: var(--white); }
.page .h1 { max-width: none; }
.rec .wrap { display: flex; flex-direction: column; gap: 48px; }
.g { display: flex; flex-direction: column; gap: 20px; width: 100%; }
.g .g { width: 100%; }
.g > :where(h1, h2, h3, p, img) { width: 100%; }
.g[style*="flex-direction:row"] > * { flex: 1 1 0; min-width: 0; }
.g[style*="flex-wrap"] > * { flex: 0 1 auto; }
.pic { width: 100%; height: auto; border-radius: var(--radius); }
.h2.accent { color: var(--accent); }
.strong { font-weight: 600; }
.page ul, .page ol { list-style: disc; padding-left: 28px; }
.page p p { display: inline; }
.sp { width: 100%; }
.page .section--contact { padding-top: 0; }
.page .footer { margin-top: 0; }


/* Legal text (privacy policy): one text size, section titles in the display face */
.legal { display: grid; gap: 16px; max-width: 960px; }
.legal .h1 { margin-bottom: 24px; }
.legal h2 { margin-top: 32px; font: 400 28px/1.2 var(--font-display); }
.legal h3 { margin-top: 8px; font: 600 18px/1.5 var(--font-text); }
.legal p, .page .legal ul { font: 400 18px/1.6 var(--font-text); overflow-wrap: anywhere; }

@media (max-width: 959px) {
  .g[style*="flex-direction:row"] { flex-direction: column !important; }
  .rec .wrap { gap: 32px; }
  .legal h2 { margin-top: 24px; font-size: 22px; }
  .legal p, .page .legal ul { font-size: 16px; }
}
@media (max-width: 639px) {
  .pill { padding: 12px 16px; }
  .sp { height: 0 !important; }
  .rec { padding-top: 24px !important; padding-bottom: 8px !important; }
}

/* ---------- Responsive (Tilda artboards: 1600 / 1200 / 960 / 640 / 480 / 320) ---------- */
@media (max-width: 1199px) {
  .h1 { font-size: 42px; }
  .h2 { font-size: 32px; }
  .h3 { font-size: 24px; }
  .hero__list li { font-size: 16px; }
  .lead, .page ul, .page ol { font-size: 20px; }
  .card:hover { background-size: 100%; }
  .chip { font-size: 16px; }
  /*.hero__grid { padding-top: 140px; }*/
  .hero__title { font-size: 36px; }
  .hero__art svg { width: 380px; }
  .card { height: 500px; }
  .contact__grid { grid-template-columns: 1fr 1fr; }
  .footer .wrap { flex-direction: column; align-items: flex-start; gap: 20px;}
}
@media (max-width: 959px) {
  .h3 { font-size: 22px; }
  .hero { padding-bottom: 80px; }
  .hero__grid { grid-template-columns: 1fr; padding-top: 48px;}
  .hero__title { max-width: none;}
  .hero__art { display: none; }
  .nav a:not(.btn) { display: none; }
  .hero__list { margin-top: 32px; }
  .hero__cta { margin-top: 48px; }
  /*.h3 { font-size: 28px; }*/
  .ai__grid { grid-template-columns: 1fr; }
  .card { padding: 16px; height: 440px;}
  .card__title { max-width: none; }
  .footer { margin-top: 120px; }
  .footer__links { flex-direction: column; align-items: flex-start; gap: 12px; }
}
@media (max-width: 719px) {
  .cards { grid-template-columns: 1fr; }
  .cards__col--offset { padding-top: 0px; }
  .card { height: 520px; }
}
@media (max-width: 639px) {
  :root { --gutter: 8px; }
  .h1 { font-size: 30px; }
  .h2 { font-size: 26px; }
  .h3 { font-size: 22px; }
  .lead, .page ul, .page ol { font-size: 18px; }
  .header { padding: 16px 0; }
  .hero { padding-bottom: 60px; margin-bottom: 80px; }
  .hero__grid { padding-top: 56px; }
  .hero__title { font-size: 30px; }
  .hero__list li { font-size: 16px; }
  .hero__list { gap: 14px; }
  .hero__cta { display: flex; }
  .nav .btn { padding: 20px 24px; }
  .btn { font-size: 14px; padding: 20px 24px; }
  .btn__arrow { display: none; }
  .section { padding-bottom: 80px; }
  .section--contact { padding-bottom: 0px; }
  .section--projects .h1 { padding-bottom: 24px; }
  .card { height: 500px; }
  .chip { font-size: 14px; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer .wrap { gap: 24px; }
}
@media (max-width: 579px) {
.card { height: 460px; }
}
@media (max-width: 479px) {
  .h1 { font-size: 26px; }
  .h2 { font-size: 24px; }
  .h3 { font-size: 18px; }
  .logo { width: 140px; height: auto; }
  .nav .btn { padding: 16px 24px; }
  .btn { padding: 16px 24px; }
  .card { height: 400px; }
  .hero__title { font-size: 20px; }
  .hero__list li { font-size: 14px; }
}