/* IMPULS Akademiya — vizual tizim
   Brend: BREND-IMPULS.md · qora 70% / oq 25% / sariq 4% / qizil <1%
   Sayt bitta vizual olamga qat'iy: studiya qorasi. Tema almashtirilmaydi. */

:root {
  /* Ranglar */
  --qora:      #0B0B0C;
  --qora-2:    #131315;   /* karta foni */
  --qora-3:    #1C1C1F;   /* chegara, ajratgich */
  --oq:        #F2F1EC;
  --kul:       #8E8E86;
  --kul-2:     #5C5C56;
  --sariq:     #E4FF1A;
  --qizil:     #FF3B25;

  /* Tipografika */
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  /* Motion tokenlari — JS ham shu qiymatlarni o'qiydi */
  --tez:  .35s;
  --asos: .7s;
  --chiq: cubic-bezier(.16, 1, .3, 1);     /* power3.out ekvivalenti */
  --kir:  cubic-bezier(.65, 0, .35, 1);

  /* O'lchov */
  --chekka: clamp(20px, 5vw, 72px);
  --nav-h: 62px;
}

* { box-sizing: border-box; }

html {
  background: var(--qora);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--qora);
  color: var(--oq);
  font-family: var(--display);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Lenis ishlaganda */
html.lenis { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

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

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

::selection { background: var(--sariq); color: var(--qora); }

:focus-visible {
  outline: 2px solid var(--sariq);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Ekranda ko'rinmaydi, skrinriderga o'qiladi */
.faqat-ovoz {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.otkaz {
  position: absolute; top: 8px; left: 8px; z-index: 200;
  transform: translateY(-200%);
  background: var(--sariq); color: var(--qora);
  padding: 10px 18px; font-weight: 700;
  transition: transform var(--tez) var(--chiq);
}
.otkaz:focus { transform: translateY(0); }

/* ============ TIPOGRAFIKA ============ */

.display {
  font-weight: 800;
  line-height: .92;
  letter-spacing: -.035em;
  text-transform: uppercase;
  margin: 0;
  text-wrap: balance;
}

.d-xl { font-size: clamp(2.75rem, 11vw, 9.5rem); }
.d-l  { font-size: clamp(2.1rem, 6.5vw, 5.25rem); }
.d-m  { font-size: clamp(1.6rem, 4vw, 3rem); }

.yorliq {
  font-family: var(--mono);
  font-size: clamp(.66rem, 1.4vw, .76rem);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--kul);
  margin: 0;
}

.matn {
  font-size: clamp(1rem, 1.35vw, 1.125rem);
  color: #CFCEC7;
  max-width: 62ch;
}

.sariq { color: var(--sariq); }

/* ============ QOLIP ============ */

.qism {
  padding: clamp(80px, 12vh, 160px) var(--chekka);
  position: relative;
}

.ichki { max-width: 1440px; margin: 0 auto; }

.qism-sarlavha {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: clamp(36px, 5vw, 72px);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--qora-3);
}

/* ============ TUGMALAR ============ */

.tugma {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 26px;
  font-family: var(--display);
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .01em;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--tez) var(--chiq),
              color var(--tez) var(--chiq),
              border-color var(--tez) var(--chiq),
              transform var(--tez) var(--chiq);
  min-height: 48px;
}
.tugma:active { transform: scale(.97); }

.tugma-asos { background: var(--sariq); color: var(--qora); }
.tugma-asos:hover { background: #EEFF52; }

.tugma-chegara {
  background: transparent; color: var(--oq);
  border-color: #3A3A3E;
}
.tugma-chegara:hover { border-color: var(--oq); background: rgba(242,241,236,.05); }

.tugma[disabled] { opacity: .5; cursor: not-allowed; }

/* ============ HERO ============ */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(90px, 14vh, 150px) var(--chekka) clamp(110px, 16vh, 160px);
  position: relative;
  overflow: hidden;
}

/* Fon — media yo'q, faqat nozik grid va bitta sariq nur.
   Sabab: akademiya muhitining sifatli videosi hali yo'q; soxta stock
   material brendni arzonlashtiradi. */
.hero-fon {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(242,241,236,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242,241,236,.028) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 78%);
  pointer-events: none;
}
.hero-nur {
  position: absolute;
  top: -18%; right: -8%;
  width: min(52vw, 640px); aspect-ratio: 1;
  background: radial-gradient(circle, rgba(228,255,26,.09), transparent 66%);
  filter: blur(30px);
  pointer-events: none;
}

.hero-ichki { position: relative; max-width: 1440px; margin: 0 auto; width: 100%; }

.hero h1 { margin: 18px 0 0; }
.hero h1 .qator { display: block; overflow: hidden; }
.hero h1 .qator > span { display: block; }

.hero-past {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(28px, 5vw, 72px);
  margin-top: clamp(32px, 5vh, 56px);
  flex-wrap: wrap;
}

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.scroll-belgi {
  position: absolute;
  bottom: calc(var(--nav-h) + 34px);
  left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: .62rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--kul-2);
}
.scroll-belgi i {
  width: 1px; height: 34px;
  background: linear-gradient(var(--kul-2), transparent);
  animation: oqim 2.1s var(--kir) infinite;
}
@keyframes oqim {
  0%   { transform: scaleY(0); transform-origin: top; }
  45%  { transform: scaleY(1); transform-origin: top; }
  55%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============ INTRO ============ */

#intro {
  position: fixed; inset: 0; z-index: 300;
  background: var(--qora);
  display: grid; place-items: center;
}
#intro .soz {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(2.5rem, 13vw, 11rem);
  letter-spacing: -.04em; text-transform: uppercase;
  overflow: hidden; line-height: 1;
}
#intro .soz span { display: block; }
#intro .nuqta { color: var(--sariq); }

/* ============ YO'NALISH KARTALARI ============ */

.grid-yonalish {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1px;
  background: var(--qora-3);
  border: 1px solid var(--qora-3);
}

.karta {
  background: var(--qora);
  padding: clamp(26px, 3vw, 40px);
  min-height: clamp(230px, 26vw, 300px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 26px;
  position: relative;
  overflow: hidden;
  transition: background var(--asos) var(--chiq);
}

a.karta:hover { background: var(--qora-2); }

.karta-tepa { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }

.karta-belgi {
  width: 42px; height: 42px; flex: none;
  color: var(--kul);
  transition: color var(--asos) var(--chiq), transform var(--asos) var(--chiq);
}
a.karta:hover .karta-belgi { color: var(--sariq); transform: translateY(-3px); }

.karta h3 {
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.1vw, 1.85rem);
  font-weight: 700; line-height: 1.1;
  letter-spacing: -.02em; margin: 0;
  text-wrap: balance;
}

.karta-qisqa { font-size: .92rem; color: var(--kul); margin: 10px 0 0; max-width: 34ch; }

.karta-past {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding-top: 18px; border-top: 1px solid var(--qora-3);
}

.nishon {
  font-family: var(--mono); font-size: .64rem;
  letter-spacing: .13em; text-transform: uppercase;
  padding: 5px 11px; border-radius: 999px; white-space: nowrap;
}
.nishon-davlat { background: var(--sariq); color: var(--qora); font-weight: 600; }
.nishon-kutish { border: 1px solid var(--qora-3); color: var(--kul-2); }

.karta-oq {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .1em; text-transform: uppercase; color: var(--kul);
  transition: gap var(--tez) var(--chiq), color var(--tez) var(--chiq);
}
a.karta:hover .karta-oq { gap: 13px; color: var(--oq); }

.karta.kutish { opacity: .58; }
.karta.kutish h3 { color: var(--kul); }

/* Sariq chiziq — hoverda chapdan o'ngga */
a.karta::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  height: 2px; width: 100%; background: var(--sariq);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--asos) var(--chiq);
}
a.karta:hover::after { transform: scaleX(1); }

/* ============ MARQUEE ============ */

.marquee { overflow: hidden; padding: 14px 0; }
.marquee-yol { display: flex; width: max-content; will-change: transform; }
.marquee-guruh { display: flex; gap: 20px; padding-right: 20px; flex: none; }

.logo-karta {
  width: clamp(150px, 17vw, 210px); height: clamp(78px, 8.5vw, 104px);
  border: 1px solid var(--qora-3);
  background: var(--qora-2);
  display: grid; place-items: center; padding: 18px;
  flex: none;
  transition: border-color var(--asos) var(--chiq);
}
.logo-karta img { max-height: 100%; width: auto; object-fit: contain; }
.marquee:hover .logo-karta { border-color: #2E2E33; }

/* Vitrina kartasi — bloger va biznes uchun bir xil ramka.
   Rasmlar `deploy/avatar_tayyorla.py` da 480x480 doira qilib tayyorlanadi,
   shuning uchun bu yerda hech qanday kesish yoki maskalash shart emas —
   karta faqat ramka va o'lchamni bir xil ushlab turadi. */
.vitrina-karta {
  margin: 0;
  flex: none;
  width: clamp(104px, 11vw, 146px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.vitrina-karta img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--qora-3);
  background: var(--qora-2);
  object-fit: cover;
  filter: saturate(.85);
  transition: border-color var(--asos) var(--chiq),
              filter var(--asos) var(--chiq),
              transform var(--asos) var(--chiq);
}
.marquee:hover .vitrina-karta img { border-color: #33333A; }
.vitrina-karta:hover img {
  border-color: var(--sariq);
  filter: saturate(1);
  transform: translateY(-4px);
}

/* Biznes logotiplari — doira emas, kvadrat ramka */
.vitrina-karta.biznes img { border-radius: 8px; }

.vitrina-karta figcaption {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--kul);
  text-align: center;
  line-height: 1.35;
  display: flex; flex-direction: column; gap: 2px;
}
.vitrina-karta figcaption span { color: var(--kul-2); font-size: .62rem; }

.logo-bosh {
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--kul-2);
  text-align: center;
}

/* ============ ASOSCHI ============ */

.asoschi-grid {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1fr);
  gap: clamp(30px, 5vw, 84px);
  align-items: start;
}

.portret {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--qora-2);
  border: 1px solid var(--qora-3);
  overflow: hidden;
}
.portret img { width: 100%; height: 100%; object-fit: cover; }
.portret-bosh {
  position: absolute; inset: 0;
  display: grid; place-items: center; text-align: center; padding: 24px;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--kul-2);
}

.asoschi-matn p { margin: 0 0 18px; }

.asoschi-ism {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(1.5rem, 2.6vw, 2.25rem);
  letter-spacing: -.02em; margin: 0 0 4px;
}
.asoschi-rol {
  font-family: var(--mono); font-size: .72rem;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--sariq); margin: 0 0 26px;
}

/* ============ YO'NALISH SAHIFASI ============ */

.detal-hero { padding-top: clamp(110px, 15vh, 170px); }

.orqaga {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--kul);
  margin-bottom: 26px;
  transition: gap var(--tez) var(--chiq), color var(--tez) var(--chiq);
}
.orqaga:hover { gap: 14px; color: var(--oq); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px; background: var(--qora-3);
  border: 1px solid var(--qora-3);
  margin-top: clamp(40px, 6vh, 68px);
}
.stat { background: var(--qora); padding: 26px clamp(20px, 2.4vw, 30px); }
.stat .qiy {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(1.8rem, 3.4vw, 2.9rem);
  letter-spacing: -.03em; line-height: 1; display: block;
}
.stat .nom {
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .13em; text-transform: uppercase;
  color: var(--kul); margin-top: 10px; display: block;
}

.royxat { list-style: none; padding: 0; margin: 0; }
.royxat li {
  position: relative; padding: 16px 0 16px 34px;
  border-bottom: 1px solid var(--qora-3);
  font-size: clamp(.98rem, 1.3vw, 1.08rem);
}
.royxat li::before {
  content: ""; position: absolute; left: 0; top: 27px;
  width: 16px; height: 2px; background: var(--sariq);
}

/* Mavzular — akkordeon */
.modul { border-top: 1px solid var(--qora-3); }
.modul:last-child { border-bottom: 1px solid var(--qora-3); }
.modul-bosh {
  width: 100%; background: none; border: 0; color: inherit;
  font-family: var(--display); font-size: clamp(1rem, 1.6vw, 1.2rem);
  font-weight: 600; text-align: left; cursor: pointer;
  padding: 22px 46px 22px 52px; position: relative;
  transition: color var(--tez) var(--chiq);
  min-height: 56px;
}
.modul-bosh:hover { color: var(--sariq); }
.modul-raqam {
  position: absolute; left: 0; top: 25px;
  font-family: var(--mono); font-size: .72rem; color: var(--kul-2);
}
.modul-bosh .belgi {
  position: absolute; right: 6px; top: 50%;
  width: 13px; height: 13px; margin-top: -6px;
}
.modul-bosh .belgi::before,
.modul-bosh .belgi::after {
  content: ""; position: absolute; background: var(--kul);
  transition: transform var(--tez) var(--chiq), background var(--tez) var(--chiq);
}
.modul-bosh .belgi::before { left: 0; top: 6px; width: 13px; height: 1px; }
.modul-bosh .belgi::after  { left: 6px; top: 0; width: 1px; height: 13px; }
.modul[open] .belgi::after { transform: scaleY(0); }
.modul[open] .belgi::before { background: var(--sariq); }
.modul-ichi { padding: 0 46px 24px 52px; color: var(--kul); max-width: 74ch; }

/* Haftalik jadval */
.jadval-wrap { overflow-x: auto; }
table.jadval { width: 100%; border-collapse: collapse; min-width: 460px; }
table.jadval th, table.jadval td {
  text-align: left; padding: 15px 18px 15px 0;
  border-bottom: 1px solid var(--qora-3);
}
table.jadval th {
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--kul); font-weight: 500;
}

/* ============ FORMA ============ */

.forma-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(34px, 5vw, 84px);
  align-items: start;
}

form.ariza { display: grid; gap: 18px; }

.maydon { display: grid; gap: 7px; }
.maydon label {
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--kul);
}
.maydon input, .maydon select {
  width: 100%;
  background: var(--qora-2);
  border: 1px solid var(--qora-3);
  color: var(--oq);
  font-family: var(--display); font-size: 1rem;
  padding: 15px 16px; border-radius: 4px;
  transition: border-color var(--tez) var(--chiq),
              background var(--tez) var(--chiq);
  min-height: 50px;
}
.maydon input:focus, .maydon select:focus {
  outline: none; border-color: var(--sariq); background: #17171A;
}
.maydon input::placeholder { color: var(--kul-2); }
.maydon select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='11' height='7' viewBox='0 0 11 7'><path d='M1 1l4.5 4.5L10 1' stroke='%238E8E86' stroke-width='1.4' fill='none'/></svg>");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}
.maydon.xato input, .maydon.xato select { border-color: var(--qizil); }
.xato-matn {
  font-size: .82rem; color: var(--qizil); min-height: 0;
  display: none;
}
.maydon.xato .xato-matn { display: block; }

.juft { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.rozilik {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: .88rem; color: var(--kul); cursor: pointer;
}
.rozilik input { width: 19px; height: 19px; flex: none; margin-top: 2px;
  accent-color: var(--sariq); }
.rozilik.xato { color: var(--qizil); }

.honeypot { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }

.forma-javob { display: none; }
.forma-javob.kor { display: block; }

.natija-ok {
  border: 1px solid var(--sariq); padding: clamp(26px, 4vw, 44px);
  background: rgba(228,255,26,.05);
}
.natija-ok h3 { font-family: var(--display); font-size: 1.6rem; margin: 0 0 12px; }

.umumiy-xato {
  border-left: 3px solid var(--qizil); padding: 12px 16px;
  background: rgba(255,59,37,.07); color: #FFB5AA;
  font-size: .9rem; display: none;
}
.umumiy-xato.kor { display: block; }

/* ============ FLOATING NAV ============ */

.nav-suzuvchi {
  position: fixed;
  left: 50%; bottom: max(20px, env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  z-index: 90;
  display: flex; align-items: center; gap: 2px;
  padding: 6px;
  background: rgba(14,14,16,.86);
  border: 1px solid rgba(242,241,236,.09);
  border-radius: 999px;
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  max-width: calc(100vw - 24px);
}

.nav-suzuvchi a {
  position: relative; z-index: 1;
  padding: 10px 17px;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--kul); border-radius: 999px; white-space: nowrap;
  transition: color var(--tez) var(--chiq);
  min-height: 40px; display: inline-flex; align-items: center; gap: 7px;
}
.nav-suzuvchi a:hover { color: var(--oq); }
.nav-suzuvchi a.faol { color: var(--qora); }

/* Aktiv holat kapsulasi — JS siljitadi */
.nav-tanla {
  position: absolute; top: 6px; left: 0; height: calc(100% - 12px);
  background: var(--sariq); border-radius: 999px;
  transition: transform var(--asos) var(--chiq), width var(--asos) var(--chiq);
  z-index: 0; pointer-events: none;
}
.nav-suzuvchi svg { width: 15px; height: 15px; flex: none; }
.nav-suzuvchi .yozuv { display: inline; }

/* ============ FOOTER ============ */

.pastki {
  padding: clamp(56px, 8vh, 90px) var(--chekka)
           calc(var(--nav-h) + 56px);
  border-top: 1px solid var(--qora-3);
}
.pastki-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 34px; max-width: 1440px; margin: 0 auto;
}
.pastki a:hover { color: var(--sariq); }
.pastki .yorliq { margin-bottom: 12px; }

/* ============ REVEAL (JS ishlamasa ham kontent ko'rinadi) ============ */

.js .reveal { opacity: 0; }
.js .reveal-qator > span { display: block; }

/* ============ RESPONSIVE ============ */

@media (max-width: 1024px) {
  .asoschi-grid, .forma-grid { grid-template-columns: 1fr; }
  .portret { max-width: 420px; }
}

@media (max-width: 720px) {
  .hero-past { align-items: flex-start; flex-direction: column; }
  .hero-cta { width: 100%; }
  .hero-cta .tugma { flex: 1 1 auto; justify-content: center; }
  .juft { grid-template-columns: 1fr; }
  .scroll-belgi { display: none; }
  .grid-yonalish { grid-template-columns: 1fr; }
  .modul-bosh { padding-left: 42px; padding-right: 36px; }
  .modul-ichi { padding-left: 42px; padding-right: 12px; }

  /* Mobil: 5 ta uzun tugma o'rniga ikona + qisqa yozuv */
  .nav-suzuvchi { gap: 0; padding: 5px; width: calc(100vw - 20px); justify-content: space-between; }
  .nav-suzuvchi a { padding: 9px 8px; font-size: .54rem; letter-spacing: .04em;
    flex-direction: column; gap: 4px; flex: 1; justify-content: center; text-align: center; }
  .nav-suzuvchi svg { width: 17px; height: 17px; }
  .nav-tanla { top: 5px; height: calc(100% - 10px); }
}

@media (max-width: 380px) {
  .nav-suzuvchi .yozuv { font-size: .5rem; }
}

/* ============ HARAKATNI KAMAYTIRISH ============ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .marquee-yol { transform: none !important; }
  #intro { display: none !important; }
}