/* ===================== TOKENS ===================== */
:root{
  --navy-900:#0a1424;
  --navy-800:#0e1a2e;
  --navy-700:#13233c;
  --navy-600:#1b2f4d;
  --navy-card:#13243f;
  --orange:#f57e20;
  --orange-600:#e06a10;
  --white:#ffffff;
  --text:#e8eef7;
  --text-muted:#9fb0c6;
  --border:rgba(255,255,255,.10);
  --maxw:1180px;
  --radius:14px;
  --ff-display:"Oswald",system-ui,sans-serif;
  --ff-body:"Montserrat",system-ui,sans-serif;
}

/* ===================== RESET ===================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--ff-body);
  background:var(--navy-900);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:90px 0}
.section__title{
  font-family:var(--ff-display);
  font-weight:700;
  text-transform:uppercase;
  font-size:clamp(26px,3.4vw,40px);
  letter-spacing:.5px;
  margin-bottom:28px;
  line-height:1.1;
}
.section__title--center{text-align:center;margin-bottom:48px}

/* ===================== LOGO ===================== */
.header__logo{display:inline-flex;flex-direction:column;line-height:.82;font-family:var(--ff-display)}
.logo__top{font-weight:700;font-size:20px;letter-spacing:1px;color:var(--white)}
.logo__bottom{font-weight:700;font-size:20px;letter-spacing:1px;color:var(--orange);font-style:italic}

/* ===================== BUTTONS ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--ff-display);
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.6px;
  font-size:15px;
  padding:15px 30px;
  border-radius:10px;
  transition:transform .15s ease,background .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 8px 24px -8px rgba(245,126,32,.6)}
.btn--primary:hover{background:var(--orange-600);transform:translateY(-2px)}
.btn--outline{border:1.5px solid var(--orange);color:var(--orange);background:transparent}
.btn--outline:hover{background:var(--orange);color:#fff}

/* ===================== HEADER ===================== */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,20,36,.7);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  transition:background .3s ease;
}
.header.scrolled{background:rgba(10,20,36,.95)}
.header__inner{display:flex;align-items:center;gap:24px;height:72px}
.nav{margin-left:auto}
.nav__list{display:flex;gap:26px}
.nav__link{font-size:14px;color:var(--text-muted);font-weight:500;transition:color .2s}
.nav__link:hover{color:var(--white)}
.header__cta{padding:11px 22px;font-size:13px}
.burger{display:none;flex-direction:column;gap:5px;padding:6px;margin-left:auto}
.burger span{width:26px;height:2.5px;background:var(--white);border-radius:2px;transition:.3s}
.burger.active span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.active span:nth-child(2){opacity:0}
.burger.active span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ===================== HERO ===================== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding-top:72px;overflow:hidden}
.hero__bg{
  --hero-bg: url('../assets/img/hero-v2.jpg');
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse at 80% 50%, rgba(245,126,32,.16), transparent 55%),
    var(--hero-bg) no-repeat center right / cover,
    var(--navy-900);
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg, var(--navy-900) 18%, rgba(10,20,36,.85) 42%, rgba(10,20,36,.25) 70%, transparent 100%);
}
.hero__inner{position:relative;z-index:2}
.hero__content{max-width:600px}
.hero__title{font-family:var(--ff-display);line-height:.82;margin:0 0 24px}
/* Заголовок-картинка с прозрачным фоном (PNG) — буквы лежат прямо на hero-фоне. */
.hero__title-img{
  display:block;
  width:min(560px,100%);
  height:auto;
  margin-left:-6px;
}
.hero__title-top{display:block;font-weight:700;font-size:clamp(56px,11vw,120px);color:var(--white);letter-spacing:2px}
.hero__title-bottom{display:block;font-weight:700;font-style:italic;font-size:clamp(46px,9vw,98px);color:var(--orange);letter-spacing:1px}
.hero__lead{font-size:clamp(15px,1.6vw,18px);color:var(--text);max-width:520px;margin-bottom:34px}
.hero__meta{display:flex;flex-wrap:wrap;gap:28px;margin-bottom:38px}
.meta-item{display:flex;align-items:flex-start;gap:12px}
.meta-item__icon{width:30px;height:30px;color:var(--orange);flex-shrink:0;margin-top:2px}
.meta-item__strong{display:block;font-family:var(--ff-display);font-weight:600;font-size:18px;color:var(--white)}
.meta-item__sub{display:block;font-size:13px;color:var(--text-muted)}
.hero__cta{font-size:17px;padding:17px 40px}

/* ===================== ABOUT ===================== */
.about{background:var(--navy-800)}
.about__head{margin-bottom:56px}
/* Рамка с 1–2 абзацами «О курсе» */
.about__frame{
  background:var(--navy-card);
  border:1px solid var(--border);
  border-left:3px solid var(--orange);
  border-radius:12px;
  padding:28px 32px;
  display:grid;grid-template-columns:1fr 1fr;gap:28px;
  margin-bottom:24px;
}
.about__frame p{color:var(--text)}
.about__last{color:var(--text-muted);max-width:920px;margin-bottom:24px}
.about__download{margin-top:0}

/* «Что вы изучите» — сетка карточек (ряды выровнены), часть с подпунктами */
.learn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.learn-card{
  background:var(--navy-card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:20px 22px;
  transition:border-color .2s,transform .2s;
}
.learn-card:hover{border-color:rgba(245,126,32,.5);transform:translateY(-3px)}
.learn-card__title{
  font-size:16px;font-weight:600;line-height:1.4;color:var(--text);
  position:relative;padding-left:24px;
}
.learn-card__title::before{
  content:"";position:absolute;left:0;top:7px;
  width:10px;height:10px;border-radius:50%;background:var(--orange);
  box-shadow:0 0 0 4px rgba(245,126,32,.18);
}
.learn-card__sub{margin-top:14px;padding-left:24px;display:flex;flex-direction:column;gap:9px}
.learn-card__sub li{position:relative;padding-left:16px;font-size:13.5px;color:var(--text-muted);line-height:1.4}
.learn-card__sub li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;border-radius:50%;background:var(--orange);opacity:.75}

/* ===================== TEACHERS ===================== */
.teachers{background:var(--navy-900)}
.teachers__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.teacher{
  background:var(--navy-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;text-align:center;
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.teacher:hover{transform:translateY(-6px);border-color:rgba(245,126,32,.45);box-shadow:0 18px 40px -20px rgba(0,0,0,.7)}
.teacher__photo{
  width:140px;height:140px;border-radius:50%;
  margin:0 auto 18px;
  background:linear-gradient(160deg,var(--navy-600),var(--navy-700));
  background-size:cover;background-position:center top;
  border:2px solid rgba(245,126,32,.4);
}
.teacher__name{font-family:var(--ff-display);font-weight:600;font-size:20px;margin-bottom:8px}
.teacher__role{font-size:13px;color:var(--text-muted);margin-bottom:8px}
.teacher__city{font-size:13px;color:var(--orange);font-weight:600}

/* ===================== TERMS / TARIFFS ===================== */
.terms{background:var(--navy-800)}

/* Тарифы */
.tariffs{display:grid;grid-template-columns:1fr 1fr;gap:26px;max-width:900px;margin:0 auto 46px}
.tariff{
  background:var(--navy-card);
  border:1px solid var(--border);
  border-radius:18px;
  padding:32px 30px;
  display:flex;flex-direction:column;
}
.tariff--plus{
  border-color:rgba(245,126,32,.45);
  background:linear-gradient(160deg,var(--navy-700),var(--navy-card));
  box-shadow:0 24px 60px -34px rgba(0,0,0,.8);
}
.tariff__head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.tariff__name{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;font-size:24px;letter-spacing:.5px}
.tariff__tag{font-family:var(--ff-display);text-transform:uppercase;font-size:11px;letter-spacing:1px;color:var(--orange);background:rgba(245,126,32,.14);padding:5px 10px;border-radius:20px}
.tariff__price{font-family:var(--ff-display);font-weight:700;font-size:40px;color:var(--orange);line-height:1}
.tariff__price-note{font-size:12.5px;color:var(--text-muted);margin-top:6px;margin-bottom:20px}
.tariff__features{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;flex-grow:1}
.tariff__features li{position:relative;padding-left:28px;font-size:14.5px;color:var(--text);line-height:1.4}
.tariff__features li::before{
  content:"";position:absolute;left:0;top:1px;width:18px;height:18px;border-radius:50%;
  background:rgba(245,126,32,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f57e20' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center / 12px no-repeat;
}
.tariff__features-accent{font-weight:600}
.tariff__features-accent::before{background-color:rgba(245,126,32,.28)}
.tariff__btn{width:100%}

/* Таблица сроков оплаты */
.schedule{max-width:900px;margin:0 auto}
.schedule__title{font-family:var(--ff-display);font-size:clamp(18px,2.2vw,24px);text-transform:uppercase;text-align:center;margin-bottom:24px}
.schedule__wrap{overflow-x:auto;border:1px solid var(--border);border-radius:14px}
.schedule__table{width:100%;border-collapse:collapse;min-width:480px}
.schedule__table th,.schedule__table td{padding:15px 20px;text-align:left;font-size:15px}
.schedule__table thead th{
  font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.5px;font-size:13px;
  color:var(--orange);background:var(--navy-700);border-bottom:1px solid var(--border);
}
.schedule__table thead th span{color:var(--text-muted);font-size:11px;text-transform:none;letter-spacing:0}
.schedule__table tbody td{border-bottom:1px solid var(--border);color:var(--text)}
.schedule__table tbody td:not(:first-child){font-family:var(--ff-display);font-weight:600;color:var(--white)}
.schedule__table tbody tr:last-child td{border-bottom:none}
.schedule__table tbody tr.is-current{background:rgba(245,126,32,.10)}
.schedule__table tbody tr.is-current td:first-child{position:relative;color:var(--orange);font-weight:600}
.schedule__table tbody tr.is-current td:first-child::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--orange)}
.schedule__note{font-size:13px;color:var(--text-muted);margin-top:16px;text-align:center}

/* выбор тарифа в модалке */
.tariff-pick{border:none;padding:0;margin:0 0 4px;display:flex;flex-direction:column;gap:10px}
.tariff-pick__legend{font-size:13px;color:var(--text-muted);font-weight:500;padding:0;margin-bottom:2px}
.tariff-pick__item{display:block;cursor:pointer}
.tariff-pick__item input{position:absolute;opacity:0;width:0;height:0}
.tariff-pick__box{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border:1.5px solid var(--border);border-radius:10px;
  padding:12px 14px;background:var(--navy-900);
  transition:border-color .2s,background .2s;
}
.tariff-pick__item input:checked + .tariff-pick__box{border-color:var(--orange);background:rgba(245,126,32,.08)}
.tariff-pick__item input:focus-visible + .tariff-pick__box{box-shadow:0 0 0 3px rgba(245,126,32,.25)}
.tariff-pick__name{font-size:14px;font-weight:600;color:var(--text)}
.tariff-pick__name em{font-style:normal;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--orange);margin-left:4px}
.tariff-pick__price{font-family:var(--ff-display);font-weight:700;font-size:18px;color:var(--orange);white-space:nowrap}

/* ===================== PARTNERS ===================== */
.partners{background:var(--navy-900)}
.partners__group{margin-top:30px}
.partners__subtitle{font-family:var(--ff-display);text-transform:uppercase;letter-spacing:1px;color:var(--orange);font-size:16px;margin-bottom:18px}
.partners__logos{display:flex;flex-wrap:wrap;align-items:center;gap:28px 40px}
.partner-logo{
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:var(--navy-card);border:1px solid var(--border);border-radius:10px;
  padding:22px 30px;min-height:80px;
  font-family:var(--ff-display);font-weight:600;letter-spacing:.5px;
  color:var(--text);font-size:16px;
}

/* Когда внутри картинка — убираем «плашку»: логотип ложится прямо на фон,
   как на макете. Сработает автоматически через :has(), либо вручную классом
   .partner-logo--img для старых браузеров. */
.partner-logo:has(img),
.partner-logo--img{
  background:none;border:none;border-radius:0;
  padding:0;min-height:0;
}
.partner-logo img{
  display:block;
  height:48px;width:auto;          /* высота логотипов выровнена по строке */
  max-width:200px;object-fit:contain;
  opacity:.85;
  transition:opacity .2s ease;
}
.partner-logo img:hover{opacity:1}

.partners__soon{color:var(--text-muted);font-size:15px}

/* ===================== CONTACTS ===================== */
.contacts{background:var(--navy-800)}
.contacts__lead{color:var(--text-muted);margin-bottom:36px;margin-top:-12px}
.contacts__grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.contact-card{background:var(--navy-card);border:1px solid var(--border);border-radius:var(--radius);padding:30px}
.contact-card__head{display:flex;align-items:center;gap:18px;margin-bottom:22px}
.contact-card__photo{
  width:76px;height:76px;flex-shrink:0;
  border-radius:50%;object-fit:cover;object-position:center top;
  border:2px solid rgba(245,126,32,.45);
  background:var(--navy-700);
  filter:grayscale(1);
}
.contact-card__head-text{display:flex;flex-direction:column;align-items:flex-start;gap:10px;min-width:0}
.contact-card__tag{display:inline-block;font-family:var(--ff-display);text-transform:uppercase;font-size:12px;letter-spacing:1px;color:var(--orange);background:rgba(245,126,32,.12);padding:5px 12px;border-radius:20px}
.contact-card__name{font-family:var(--ff-display);font-size:22px;font-weight:600}
.contact-card__line{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--text);padding:8px 0;transition:color .2s}
.contact-card__line:hover{color:var(--orange)}
.contact-card__line svg{width:22px;height:22px;color:var(--orange);flex-shrink:0}

/* ===================== FOOTER ===================== */
.footer{background:var(--navy-900);border-top:1px solid var(--border);padding:40px 0}
.footer__inner{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.footer__logo{margin-bottom:6px}
.footer__addr{color:var(--text-muted);font-size:14px}
.footer__copy{color:var(--text-muted);font-size:13px;opacity:.7}

/* ===================== MODAL ===================== */
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal__overlay{position:absolute;inset:0;background:rgba(4,9,18,.78);backdrop-filter:blur(4px)}
.modal__dialog{
  position:relative;z-index:1;width:100%;max-width:480px;
  max-height:calc(100vh - 40px);overflow-y:auto;
  background:var(--navy-700);
  border:1px solid var(--border);
  border-radius:18px;
  padding:40px 36px;
  box-shadow:0 30px 80px -20px rgba(0,0,0,.8);
  animation:modalIn .25s ease;
}
@keyframes modalIn{from{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:none}}
.modal__close{position:absolute;top:16px;right:18px;font-size:30px;line-height:1;color:var(--text-muted);transition:color .2s}
.modal__close:hover{color:var(--white)}
.modal__title{font-family:var(--ff-display);font-size:26px;text-transform:uppercase;margin-bottom:8px}
.modal__subtitle{color:var(--orange);font-size:14px;margin-bottom:26px}
/* ----- Registration form ----- */
.reg-form{display:flex;flex-direction:column;gap:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field label{font-size:13px;color:var(--text-muted);font-weight:500}
.form-field .req{color:var(--orange)}
.form-field input{
  width:100%;
  background:var(--navy-900);
  border:1.5px solid var(--border);
  border-radius:10px;
  padding:13px 14px;
  color:var(--text);
  font-family:var(--ff-body);font-size:15px;
  transition:border-color .2s,box-shadow .2s;
}
.form-field input::placeholder{color:#5d6f87}
.form-field input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(245,126,32,.15)}
.form-field.has-error input{border-color:#e5484d;box-shadow:0 0 0 3px rgba(229,72,77,.12)}
.field-error{display:none;color:#ff8b8e;font-size:12.5px;line-height:1.35}
.form-field.has-error .field-error,
.field-error.is-visible{display:block}

/* honeypot — полностью скрыт */
.form-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* checkboxes */
.form-check{display:flex;align-items:flex-start;gap:11px;cursor:pointer;font-size:13.5px;color:var(--text);line-height:1.45}
.form-check input{position:absolute;opacity:0;width:0;height:0}
.form-check__box{
  flex-shrink:0;width:20px;height:20px;margin-top:1px;
  border:1.5px solid var(--border);border-radius:6px;
  background:var(--navy-900);
  position:relative;transition:border-color .2s,background .2s;
}
.form-check input:focus-visible + .form-check__box{box-shadow:0 0 0 3px rgba(245,126,32,.25)}
.form-check input:checked + .form-check__box{background:var(--orange);border-color:var(--orange)}
.form-check__box::after{
  content:"";position:absolute;left:6px;top:2px;width:5px;height:10px;
  border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) scale(0);
  transition:transform .15s ease;
}
.form-check input:checked + .form-check__box::after{transform:rotate(45deg) scale(1)}
.form-check__text a{color:var(--orange);text-decoration:underline}
.form-check__text a:hover{color:var(--orange-600)}
.form-check.has-error .form-check__box{border-color:#e5484d}

/* пояснение под тарифами (например, когда онлайн-оплата отключена) */
.form-note{
  font-size:13px;line-height:1.45;color:var(--text);
  background:rgba(245,126,32,.10);
  border:1px solid rgba(245,126,32,.35);
  border-radius:10px;padding:11px 14px;
}
.form-note[hidden]{display:none}

/* status message */
.form-msg{border-radius:10px;padding:13px 16px;font-size:14px;line-height:1.45}
.form-msg--error{background:rgba(229,72,77,.12);border:1px solid rgba(229,72,77,.4);color:#ff9ea1}
.form-msg--success{background:rgba(46,160,103,.14);border:1px solid rgba(46,160,103,.45);color:#7ee0a8}

/* submit + loading state */
.form-submit{margin-top:4px;position:relative}
.form-submit[disabled]{opacity:.7;cursor:not-allowed;transform:none}
.form-submit__spinner{display:none;width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
.form-submit.is-loading .form-submit__label{visibility:hidden}
.form-submit.is-loading .form-submit__spinner{display:block;position:absolute;left:50%;top:50%;margin:-9px 0 0 -9px}
@keyframes spin{to{transform:rotate(360deg)}}

/* form hidden after success */
.reg-form.is-done{display:none}

/* success screen */
.form-success{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px;padding:14px 0 6px}
.form-success[hidden]{display:none}   /* атрибут hidden должен скрывать блок */
.form-success__icon{
  width:64px;height:64px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(46,160,103,.16);border:1.5px solid rgba(46,160,103,.5);color:#7ee0a8;
}
.form-success__icon svg{width:32px;height:32px}
.form-success__text{font-size:16px;line-height:1.5;color:var(--text)}

body.no-scroll{overflow:hidden}

/* ===================== RESPONSIVE ===================== */
@media(max-width:980px){
  .teachers__grid{grid-template-columns:repeat(2,1fr)}
  .terms__grid{grid-template-columns:1fr;gap:36px}
  .price-card{position:static}
  .contacts__grid{grid-template-columns:1fr}
  .learn-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){
  .section{padding:64px 0}
  .nav{
    position:fixed;top:72px;left:0;right:0;
    background:rgba(10,20,36,.98);
    border-bottom:1px solid var(--border);
    margin-left:0;
    transform:translateY(-130%);
    transition:transform .35s ease;
    padding:18px 0;
  }
  .nav.open{transform:translateY(0)}
  .nav__list{flex-direction:column;gap:0}
  .nav__link{display:block;padding:14px 24px;font-size:16px;border-bottom:1px solid var(--border)}
  .header__cta{display:none}
  .burger{display:flex}
  .hero{min-height:auto;padding:120px 0 70px}
  .hero__bg{background-position:center -40px,center;background-size:cover}
  .hero__bg::after{background:linear-gradient(180deg, rgba(10,20,36,.55) 0%, rgba(10,20,36,.8) 60%, var(--navy-900) 100%)}
  .hero__meta{gap:18px}
  .hero__cta{width:100%}
}

@media(max-width:680px){
  .learn-grid{grid-template-columns:1fr}
  .about__frame{grid-template-columns:1fr;gap:16px;padding:22px 20px}
  .tariffs{grid-template-columns:1fr;gap:18px}
}

@media(max-width:520px){
  .container{padding:0 18px}
  .teachers__grid{grid-template-columns:1fr}
  .modal__dialog{padding:32px 22px}
  .btn{width:100%}
  .about__download{width:auto}
}