/* ===================================================
   Стили страницы "Платформа" (platform.html)
   =================================================== */

/* ===========================
   НАВИГАЦИЯ ПЕРЕНЕСЕНА В NEWS.CSS
   Специфичные стили для news.html теперь изолированы
   =========================== */

/* ===========================
   ОСНОВНЫЕ ПЕРЕМЕННЫЕ
   =========================== */
:root {
  --primary-red: #F70518;
  --text-blue: #1e2a4b;
  --text-gray: #B4B4B4;
  --grid-gap: 1.25em;
  --button-gray: #C1C1C1;
}

/* ===========================
   БАЗОВАЯ СТРУКТУРА GRID
   =========================== */
/* Используем глобальные стили контейнера из main.css */

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--grid-gap);
  width: 100%;
}

.span-1 { grid-column: span 1; }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-9 { grid-column: span 9; }
.span-10 { grid-column: span 10; }
.span-11 { grid-column: span 11; }
.span-12 { grid-column: span 12; }

/* ===========================
   HEADER ПРОСТРАНСТВО
   =========================== */
.platform-main {
  margin-top: 0;
  padding-top: 0;
}

/* ===========================
   ЗАГОЛОВОК СТРАНИЦЫ
   =========================== */
.platform-headline {
  margin-bottom: 4em;
}

.platform-headline__title {
  font-family: 'Inter', sans-serif;
  font-size: 9em;
  font-weight: 900;
  line-height: 0.9;
  color: var(--text-gray);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

/* ===========================
   ИЗОБРАЖЕНИЕ ПЛАТФОРМЫ
   =========================== */
.platform-image {
  margin-bottom: 6em;
}

.platform-image__img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ===========================
   БЛОК "ПОЧЕМУ СТОИТ ЗАРЕГИСТРИРОВАТЬСЯ"
   =========================== */
.platform-why {
  margin-bottom: 3em;
}

.platform-why .container .grid-12 .span-6 {
  grid-column: span 7;
}

.platform-why__title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.5rem, 3vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--primary-red);
  margin: 0 0 1em 0;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  min-width: 105%;
}

.platform-why__subtitle {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2rem, 2.43vw, 3rem);
  line-height: 1.4;
  color: var(--text-blue);
  margin: 0 0 clamp(0rem, 0.5vh, 1rem) 0;
  font-weight: 700;
}

.platform-why__subtitle-small {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2rem, 2.5vw, 3rem);
  line-height: 1.4;
  color: var(--text-blue);
  margin: 0 0 clamp(0rem, 0.5vh, 1rem) 0;
  font-weight: 700;
}

.platform-why__list {
  list-style: none;
  padding: 0;
  margin-left: 0.5em;
  counter-reset: why-counter;
}

.platform-why__item {
  position: relative;
  margin-bottom: 1.5em;
  counter-increment: why-counter;
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.3rem, 1.4vw, 1.5em);
  line-height: 1.5;
  color: #000;
  display: flex;
  align-items: flex-start;
}

.platform-why__item::before {
  content: counter(why-counter) ".";
  font-weight: 700;
  color: #000000;
  margin-right: 0.5em;
  flex-shrink: 0;
}

/* ===========================
   БЛОК "ДЛЯ КПТМ ПЛАТФОРМА ЯВЛЯЕТСЯ"
   =========================== */
.platform-management {
  margin-bottom: 4rem;
}

.platform-management .container .grid-12 .span-9 {
  grid-column: span 10;
}

.platform-management__title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.5rem, 3vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--primary-red);
  margin: 0 0 1em 0;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.platform-management__list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.5em 0;
}

.platform-management__item {
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.3rem, 1.3vw, 1.5rem);
  line-height: 1.5;
  color: #000;
  margin-bottom: 1em;
  position: relative;
  padding-left: 1em;
}

.platform-management__item::before {
  content: '•';
  color: #000;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.platform-management__item strong {
  font-weight: 700;
}

.platform-management__text {
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.3rem, 1.5vw, 1.75rem);
  line-height: 1.5;
  color: var(--text-blue);
  margin: 0;
  font-weight: 500;
}

/* ===========================
   БЛОК "РЕГИСТРАЦИЯ НА ЦИФРОВОЙ ПЛАТФОРМЕ"
   =========================== */
.platform-registration {
  margin-bottom: 6em;
}

.platform-registration__title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.5rem, 3vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--primary-red);
  margin: 0 0 clamp(0.5rem, 0.75vw, 1rem) 0;
  text-transform: uppercase;
  letter-spacing: -0.02rem;
}

.platform-registration__list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
}

.platform-registration__item {
  font-family: 'Inter', sans-serif;
  font-size: clamp(1.1rem, 1.25vw, 1.5rem);
  line-height: 1.5;
  color: #000;
  margin-bottom: 1em;
  position: relative;
  padding-left: 1em;
}

.platform-registration__item::before {
  content: '•';
  color: #000;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.platform-registration__btn {
  background: var(--button-gray);
  color: #ffffff;
  border: 0.125em solid var(--button-gray);
  border-radius: 0.3em;
  padding: 1em 3em;
  font-size: 1.2em;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
  cursor: pointer;
  text-transform: none;
  letter-spacing: normal;
  font-family: 'Inter', sans-serif;
  text-align: center;
  width: auto;
  margin-top: 2em;
}

.platform-registration__btn:hover {
  background: #a8a8a8;
  border-color: #a8a8a8;
  transform: translateY(-0.05em);
}

/* ===========================
   АДАПТИВНОСТЬ
   =========================== */
   @media (min-width: 1280px) and (max-width: 1439px) {
    .platform-headline__title {font-size: clamp(7rem, 8.5vw, 10rem); }
    .breadcrumbs-grid {margin: clamp(1.5rem, 2vh, 3rem) auto;}
    .platform-headline {margin-bottom: clamp(2rem, 3vh, 4rem);}
    .platform-image {margin-bottom: clamp(3rem, 4vw, 6rem);}
    .platform-why__title {font-size: clamp(2.3rem, 2.5vw, 3rem);}
    .platform-why__subtitle {font-size: clamp(1.8rem, 2vw, 2.5rem);}
    .platform-why__subtitle-small {font-size: clamp(1.8rem, 2vw, 2.5rem);}
    .platform-why__item {font-size: clamp(1rem, 1.2vw, 1.4rem);}
    .platform-why {margin-bottom: 0;}
    .platform-management__title {font-size: clamp(2rem, 2.5vw, 3rem); margin: 0;}
    .platform-management__item {font-size: clamp(1rem, 1.2vw, 1.3rem);}
    .platform-management__text {font-size: clamp(1.1rem, 1.3vw, 1.5rem);}
    .platform-management {margin-bottom: 2rem;}
    .platform-registration__title {font-size: clamp(2rem, 2.5vw, 3rem);}
    .platform-registration__item {font-size: clamp(1rem, 1.1vw, 1.3rem);}
    .platform-registration__btn {margin-top: 1rem; padding: clamp(0.5rem, 0.8vw, 1rem) clamp(2rem, 2.5vw, 3rem); font-size: clamp(1rem, 1.2vw, 1.3rem);}


   }

   @media (min-width: 1024px) and (max-width: 1279px) {

    .platform-headline {margin-bottom: 2rem;}
    .platform-image {margin-bottom: 2rem;}
    .platform-headline__title {font-size: clamp(5.5rem, 8vw, 9rem);}
    .platform-why__title {font-size: clamp(2.2rem, 3vw, 3.5rem); margin: 0 0 0.5rem 0;}
    .platform-why__subtitle {font-size: clamp(1.7rem, 2.3vw, 2.5rem);}
    .platform-why__subtitle-small {font-size: clamp(1.7rem, 2.5vw, 3rem);}
    .platform-why__item {font-size: clamp(1rem, 1.5vw, 1.6em);}
    .platform-why {margin-bottom: 1rem;}
    .platform-management__title {font-size: clamp(2.2rem, 3vw, 3.5rem); margin: 0;}
    .platform-management__item {font-size: clamp(1rem, 1.5vw, 1.6rem);}
    .platform-management__text {font-size: clamp(1rem, 1.5vw, 1.5rem);}
    .platform-management {margin-bottom: 2rem;}
    .platform-registration__title {font-size: clamp(2.1rem, 2.5vw, 3rem);}
    .platform-registration__item {font-size: clamp(1rem, 1.25vw, 1.5rem);}
    .platform-registration__btn {margin-top: 0; font-size: clamp(0.9rem, 1vw, 1.3rem);}

   }


@media (min-width: 768px) and (max-width: 1023px) {
  .platform-headline__title {
    font-size: clamp(4rem, 9vw, 10rem);
  }
  

  
  .platform-why__subtitle,
  .platform-why__subtitle-small {
    font-size: 1.2em;
  }
  
  .platform-why__item,
  .platform-management__item,
  .platform-management__text {
    font-size: 1.1em;
  }
  
  .platform-registration__item {
    font-size: 1.1em;
  }
  
  /* Мобильная адаптивность для grid */
  .platform-why .span-6,
  .platform-why .span-10,
  .platform-why .span-5,
  .platform-why .span-9,
  .platform-management .span-9,
  .platform-management .span-10,
  .platform-registration .span-7,
  .platform-registration .span-3 {
    grid-column: span 12;
  }
  
  .platform-registration__btn {
    padding: 1em 3em;
  }
  .platform-headline {
    margin-bottom: 2em;
  }
  .platform-image {
    margin-bottom: 2em;
  }
  .platform-why__title, .platform-management__title, .platform-registration__title {
    font-size: clamp(2rem, 2.2vw, 2.5rem);
    min-width: 120%;

  }
  .platform-why__title {
    margin: 0;
  }
  .platform-why {
    margin-bottom: 0;
  }
  .platform-management__title {
    margin: 0;
  }
  .platform-management {
    margin-bottom: 2em;
  }
  .btn {
    font-size: clamp(0.9rem, 1vw, 1rem) !important;
  }
}

@media (min-width: 576px) and (max-width: 767px) {
  .platform-headline__title {
    font-size: clamp(4rem, 10vw, 12rem);
  }
  .platform-headline {
    margin-bottom: 2em;
  }
  .platform-image {
    margin-bottom: 2em;
  }
  .platform-why__title {
    font-size: clamp(1.72rem, 4.5vw, 6rem);
    min-width: 139%;
    margin: 0;
  }
  .platform-why__subtitle {
    font-size: clamp(0.98rem, 2.43vw, 3rem);
  }
  .platform-why__subtitle-small {
    font-size: clamp(1.5rem, 3.5vw, 4rem);
  }
  .platform-why .container .grid-12 .span-12 .grid-12 .span-5 {
    grid-column: span 8;;
  }
  .platform-why__item {
    font-size: clamp(1rem, 1.4vw, 1.5em);
  }
  .platform-why__item .grid-12 .span-9 {
    grid-column: span 11;
  }
  .platform-why {
    margin-bottom: 0;
  }
  .platform-management__title {
    font-size: clamp(1.5rem, 4vw, 4.5rem);
    margin: 0;
  }
  .platform-management .container .grid-12 .span-9 {
    grid-column: span 12;
  }
  .platform-management__item {
    font-size: clamp(1rem, 1.3vw, 1.5rem);
  }
  .platform-management {
    margin-bottom: 1em;
  }
  .platform-management .container .grid-12 .span-10 {
    grid-column: span 12;
  }
  .platform-management__text {
    font-size: clamp(1.2rem, 1.5vw, 1.75rem);
  }
  .platform-registration__title {
    font-size: clamp(1.5rem, 4vw, 4.5rem);
  }
  .platform-registration {
    margin-bottom: 3em;
  }
  .platform-registration .container .grid-12 .span-7 {
    grid-column: span 12;
  }
  .platform-registration__list {
    margin: 0 0 1em 0;
  }

}



@media (min-width: 320px) and (max-width: 575px) {
  .breadcrumbs {
    margin: 2em 0 0 0;
  }
  .breadcrumbs-grid {
    margin: 2em auto 0;
    padding: 0 10px;
  }
  .platform-headline__title {
    font-size: clamp(2.5rem, 10vw, 15rem);
  }
  .header--white ~ main {
    padding-top: 1em;
  }
  .platform-headline {
    margin-bottom: 2em;
  }
  .platform-image {
    margin-bottom: 2em;
  }
  .platform-why__title {
    font-size: clamp(1.035rem, 4.5vw, 6rem);
    min-width: 150%;
    margin: 0;
  }
  .platform-why__subtitle {
    font-size: clamp(0.8rem, 2.43vw, 3rem);
  }
  .platform-why .container .grid-12 .span-12 .grid-12 .span-10 {
    grid-column: span 12;
  }
  .platform-why__subtitle-small {
    font-size: clamp(1.1rem, 4vw, 5rem);
  }
  .platform-why .container .grid-12 .span-12 .grid-12 .span-5 {
    grid-column: span 12;
  }
  .platform-why__item {
    font-size: clamp(0.8rem, 1.4vw, 1.5em);
  }
  .platform-why__item .grid-12 .span-9 {
    grid-column: span 12;
  }
  .platform-why {
    margin-bottom: 0;
  }
  .platform-management__title {
    font-size: clamp(0.9rem, 4vw, 4.5rem);
    margin: 0;
  }
  .platform-management .container .grid-12 .span-9 {
    grid-column: span 12;
  }
  .platform-management__item {
    font-size: clamp(0.8rem, 3vw, 4rem);
  }
  .platform-management__text {
    font-size: clamp(0.8rem, 1.5vw, 1.75rem);
  }
  .platform-management {
    margin-bottom: 1em;
  }
  .platform-registration__title {
    font-size: clamp(1.1rem, 4vw, 4.5rem);
  }
  .platform-registration__item {
    font-size: clamp(0.8rem, 1.25vw, 1.5rem);
  }
  .platform-registration .container .grid-12 .span-7 {
    grid-column: span 12;
  }
  .platform-registration__list {
    margin: 0;
  }
  .platform-registration__btn {
    font-size: clamp(0.9rem, 1.1vw, 1.2rem);
  }
}