/* ==========================================================================
   Premium Learning Page Styles - Премiум програма навчання
   ========================================================================== */

/* === ЗАГАЛЬНЕ: box-sizing для всіх секцій Premium === */

.premium-hero,
.premium-intro,
.premium-includes,
.premium-benefits,
.premium-methodology,
.premium-pricing {
  box-sizing: border-box;
}

/* === HERO БЛОК: ФОРМА ЗЛІВА + ЗОБРАЖЕННЯ СПРАВА === */

.premium-hero {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
  padding: 2rem 2rem 0 2rem;
  margin-top: calc(var(--header-height, 80px) + 1rem);
  margin-bottom: var(--section-spacing-desktop);
  align-items: stretch;
  position: relative;
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.premium-hero__header {
  grid-column: 1 / -1;
  margin-bottom: 1rem;
  text-align: center;
}

.premium-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-white);
  margin: 0 0 1.5rem 0;
  text-shadow: 0 3px 6px rgba(0, 0, 0, 0.5), 0 6px 12px rgba(0, 0, 0, 0.4);
}

.premium-hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  line-height: 1.4;
}

/* Стікер з текстом */
.premium-hero__sticker {
  background: rgba(255, 193, 7, 0.12);
  border: 2px solid rgba(255, 193, 7, 0.6);
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 1rem;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 12px rgba(255, 193, 7, 0.15);
}

.premium-hero__sticker-text {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.95);
  margin: 0;
  text-align: center;
}

/* === ЛІВА КОЛОНКА: ФОРМА === */

.premium-hero__left {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  min-width: 0;
}

.premium-hero__form-card {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 1.5rem;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
  overflow: hidden;
}

@supports (-webkit-touch-callout: none) {
  .premium-hero__form-card {
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
  }
}

.premium-hero__form-title {
  margin: 0 0 0.5rem 0;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-white);
  text-align: center;
  line-height: 1.3;
}

.premium-hero__form-subtitle {
  margin: 0 0 1.5rem 0;
  font-size: 0.95rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  line-height: 1.4;
}

/* === ПРАВА КОЛОНКА: ЗОБРАЖЕННЯ === */

.premium-hero__right {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  min-height: 400px;
  min-width: 0;
}

.premium-hero__image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.1);
  padding-right: 1.5rem;
  padding-bottom: 1.5rem;
}

.premium-hero__image {
  width: 95%;
  height: auto;
  max-height: 560px;
  object-fit: contain;
  object-position: right bottom;
  display: block;
}

/* === КОМПАКТНА ФОРМА У HERO === */

.premium-hero__form-card .consultation-form__wrapper {
  max-width: 100%;
}

.premium-hero__form-card .consultation-form__phone-section {
  gap: 0.75rem;
}

.premium-hero__form-card .form-group__input {
  min-height: 44px;
  padding: 0.625rem 0.875rem;
  font-size: 0.9rem;
  max-width: 100%;
  box-sizing: border-box;
}

.premium-hero__form-card .contact-block {
  gap: 0.5rem;
}

.premium-hero__form-card .contact-block__phone-label {
  font-size: 0.75rem;
}

.premium-hero__form-card .contact-block__phone-text {
  font-size: 0.95rem;
}

.premium-hero__form-card .contact-block__copy-btn {
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
  min-height: 40px;
}

.premium-hero__form-card .contact-block__social-section {
  gap: 0.75rem;
}

.premium-hero__form-card .contact-block__social-title {
  font-size: 0.85rem;
}

.premium-hero__form-card .contact-block__social-btn {
  width: 56px;
  height: 56px;
  min-width: 56px;
  min-height: 56px;
}

.premium-hero__form-card .contact-block__social-btn svg {
  width: 28px;
  height: 28px;
}

/* === ІНТРО СЕКЦІЯ === */

.premium-intro {
  padding: var(--section-padding-desktop);
  margin-bottom: var(--section-spacing-desktop);
  text-align: center;
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.premium-intro__content {
  max-width: 800px;
  margin: 0 auto;
}

.premium-intro__content--sticker {
  background: rgba(255, 193, 7, 0.12);
  border: 2px solid rgba(255, 193, 7, 0.6);
  border-radius: 12px;
  padding: 1.5rem;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 12px rgba(255, 193, 7, 0.15);
}

.premium-intro__text {
  font-size: 1.125rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
}

/* === ЩО ВХОДИТЬ В КУРС === */

.premium-includes {
  padding: var(--section-padding-desktop);
  margin-bottom: var(--section-spacing-desktop);
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.premium-includes__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.premium-includes__item {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 193, 7, 0.02) 100%);
  border: 2px solid rgba(255, 193, 7, 0.5);
  border-radius: 12px;
  transition: all 0.3s ease;
  text-align: center;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.premium-includes__item:hover {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.15) 0%, rgba(255, 193, 7, 0.05) 100%);
  border-color: rgba(255, 215, 0, 0.8);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(255, 193, 7, 0.2);
}

.premium-includes__icon {
  width: 40px;
  height: 40px;
  color: rgba(255, 193, 7, 0.9);
  flex-shrink: 0;
}

.premium-includes__text {
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

/* Кнопки навігації - приховані на десктопі */
.premium-includes__nav {
  display: none;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.premium-includes__nav-btn {
  background: rgba(255, 193, 7, 0.2);
  border: 2px solid rgba(255, 193, 7, 0.6);
  color: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.premium-includes__nav-btn:hover {
  background: rgba(255, 193, 7, 0.4);
  border-color: rgba(255, 215, 0, 0.8);
  transform: scale(1.1);
}

.premium-includes__nav-btn:active {
  transform: scale(0.95);
}

/* === ПЕРЕВАГИ НАВЧАННЯ === */

.premium-benefits {
  padding: var(--section-padding-desktop);
  margin-bottom: var(--section-spacing-desktop);
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.premium-benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.premium-benefits__card {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.2) 0%, rgba(255, 193, 7, 0.05) 100%);
  border: 2px solid rgba(255, 193, 7, 0.5);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.premium-benefits__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at top-right, rgba(255, 215, 0, 0.1), transparent);
  pointer-events: none;
}

.premium-benefits__card:hover {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.3) 0%, rgba(255, 193, 7, 0.1) 100%);
  border-color: rgba(255, 215, 0, 0.8);
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(255, 193, 7, 0.3);
}

.premium-benefits__number {
  font-size: 3.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0 0 1rem 0;
  line-height: 1;
}

.premium-benefits__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.95);
  margin: 0;
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

/* === МЕТОДИКА BLENDED LEARNING === */

.premium-methodology {
  padding: var(--section-padding-desktop);
  margin-bottom: var(--section-spacing-desktop);
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.premium-methodology__intro {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
  margin: 1rem auto 2rem auto;
  max-width: 850px;
}

.premium-methodology__intro strong {
  color: rgba(255, 193, 7, 0.95);
  font-weight: 600;
}

.premium-methodology__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.premium-methodology__item {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 193, 7, 0.3);
  border-radius: 12px;
  padding: 1.5rem;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.premium-methodology__item:hover {
  background: rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 193, 7, 0.5);
}

/* Останній (5-й) елемент - центрований */
.premium-methodology__item:nth-child(5) {
  grid-column: 1 / -1;
  justify-self: center;
  max-width: 320px;
  text-align: center;
}

.premium-methodology__item:nth-child(5) .premium-methodology__item-description {
  text-align: center;
}

.premium-methodology__item-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: rgba(255, 193, 7, 0.9);
  margin: 0 0 0.5rem 0;
  line-height: 1.3;
}

.premium-methodology__item-description {
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

/* === ЦІНОВІ ТАРИФИ === */

.premium-pricing {
  padding: var(--section-padding-desktop);
  margin-bottom: var(--section-spacing-desktop);
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.premium-pricing__subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  margin: 0.5rem 0 2.5rem 0;
}

.premium-pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.premium-pricing__card {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(0, 0, 0, 0.5) 100%);
  border: 2px solid rgba(255, 193, 7, 0.6);
  border-radius: 16px;
  padding: 2rem;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: all 0.3s ease;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  box-sizing: border-box;
}

.premium-pricing__card:hover {
  border-color: rgba(255, 215, 0, 0.8);
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.15) 0%, rgba(0, 0, 0, 0.6) 100%);
  box-shadow: 0 12px 40px rgba(255, 193, 7, 0.25);
  transform: translateY(-4px);
}

.premium-pricing__tier-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255, 193, 7, 0.95);
  margin: 0;
  line-height: 1.2;
}

.premium-pricing__duration {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  font-weight: 500;
}

/* === РОЗСТРОЧКА === */

.premium-pricing__installment {
  padding: 1.25rem;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.premium-pricing__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 0.5rem 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.premium-pricing__installment-amount {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.95);
  margin: 0.5rem 0;
  line-height: 1.3;
}

.premium-pricing__installment-amount strong {
  font-weight: 700;
}

.premium-pricing__note {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0.5rem 0 0 0;
}

/* === РОЗДІЛЮВАЧ === */

.premium-pricing__divider {
  height: 1px;
  background: rgba(255, 193, 7, 0.3);
  margin: 0.5rem 0;
}

/* === ОДНИМ ПЛАТЕЖЕМ === */

.premium-pricing__one-time {
  padding: 1.25rem;
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.15) 0%, rgba(255, 193, 7, 0.05) 100%);
  border-radius: 10px;
  border: 1px solid rgba(255, 193, 7, 0.5);
}

.premium-pricing__label--highlight {
  color: rgba(255, 215, 0, 0.95);
  font-weight: 700;
}

.premium-pricing__discount {
  display: inline-block;
  background: rgba(76, 175, 80, 0.2);
  color: #4cb050;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  margin-left: 0.5rem;
  font-weight: 700;
}

.premium-pricing__price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-white);
  margin: 0.75rem 0 0.25rem 0;
  line-height: 1.2;
}

.premium-pricing__per-month {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  font-weight: 500;
}

/* === КНОПКА === */

.premium-pricing__button {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.9) 0%, rgba(255, 215, 0, 0.9) 100%);
  color: rgba(0, 0, 0, 0.9);
  border: 1px solid rgba(255, 193, 7, 0.8);
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.1);
  margin-top: 1rem;
  transition: all 0.2s ease;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  min-height: 44px;
  width: 100%;
  box-sizing: border-box;
}

.premium-pricing__button:hover {
  background: linear-gradient(135deg, rgba(255, 193, 7, 1) 0%, rgba(255, 215, 0, 1) 100%);
  border-color: rgba(255, 193, 7, 1);
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.5);
  transform: translateY(-2px);
}

.premium-pricing__button:focus-visible {
  outline: 2px solid rgba(255, 215, 0, 0.8);
  outline-offset: 2px;
}

/* === RESPONSIVE: МОБІЛЬНІ === */

@media (width <= 767px) {
  .premium-hero {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem 1rem;
    margin-top: calc(var(--header-height, 80px) + 0.5rem);
    width: 100%;
    max-width: var(--content-width-mobile);
    margin-left: auto;
    margin-right: auto;
  }

  .premium-hero__title {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }

  .premium-hero__subtitle {
    font-size: clamp(0.875rem, 2vw, 1.125rem);
  }

  .premium-hero__right {
    min-height: 250px;
    order: -1;
  }

  .premium-intro,
  .premium-includes,
  .premium-benefits,
  .premium-methodology,
  .premium-pricing {
    padding: var(--section-padding-mobile);
    margin-bottom: var(--section-spacing-mobile);
    width: 100%;
    max-width: var(--content-width-mobile);
    margin-left: auto;
    margin-right: auto;
  }

  .premium-includes__list,
  .premium-methodology__list {
    gap: 1rem;
    grid-template-columns: 1fr;
  }

  .premium-includes__list {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    gap: 1rem;
    padding: 0 1rem;
    margin-left: -1rem;
    margin-right: -1rem;
    scrollbar-width: none;
  }

  .premium-includes__list::-webkit-scrollbar {
    display: none;
  }

  .premium-includes__item {
    flex: 0 0 calc(100% - 1rem);
    max-width: 280px;
    scroll-snap-align: start;
  }

  .premium-includes__nav {
    display: flex;
  }

  .premium-methodology__item:nth-child(5) {
    grid-column: 1 / -1;
    max-width: 100%;
  }

  .premium-benefits__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .premium-pricing__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .premium-pricing__card {
    padding: 1.5rem;
  }
}

/* === RESPONSIVE: ПЛАНШЕТ === */

@media (width >= 768px) and (width < 1024px) {
  .premium-hero {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
  }

  .premium-hero__right {
    min-height: 350px;
  }

  .premium-pricing__grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

/* === RESPONSIVE: ВЕЛИКІ ЕКРАНИ === */

@media (width >= 1024px) {
  .premium-hero {
    grid-template-columns: 1fr 1.2fr;
  }

  .premium-hero__right {
    min-height: 450px;
  }

  .premium-benefits__grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}

/* === LANDSCAPE ОРІЄНТАЦІЯ НА МОБІЛЬНИХ === */

@media (width <= 767px) and (orientation: landscape) {
  .premium-hero {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: clamp(0.75rem, 2vh, 1rem);
  }

  .premium-hero__right {
    min-height: 280px;
    order: 0;
  }

  .premium-hero__title {
    font-size: clamp(1.5rem, 5vh, 2rem);
    margin-bottom: clamp(0.25rem, 0.5vh, 0.5rem);
  }

  .premium-hero__subtitle {
    font-size: clamp(0.8125rem, 2vh, 1rem);
  }

  .premium-includes__item,
  .premium-benefits__card,
  .premium-methodology__item {
    padding: clamp(0.75rem, 2vh, 1.25rem);
  }
}

/* === ДУЖЕ МАЛІ ЕКРАНИ === */

@media (width <= 374px) {
  .premium-hero__title {
    font-size: clamp(1.5rem, 5vw, 1.875rem);
  }

  .premium-hero__subtitle {
    font-size: clamp(0.8125rem, 2.5vw, 1rem);
  }

  .premium-intro__text,
  .premium-methodology__intro {
    font-size: 0.95rem;
  }

  .premium-pricing__card {
    padding: 1.25rem;
  }

  .premium-pricing__price {
    font-size: 1.5rem;
  }
}

/* === ACCESSIBILITY: FOCUS & HIGH CONTRAST === */

@media (prefers-reduced-motion: reduce) {
  .premium-includes__item,
  .premium-benefits__card,
  .premium-methodology__item,
  .premium-pricing__card,
  .premium-pricing__button {
    transition: none;
  }
}

@media (prefers-contrast: more) {
  .premium-includes__item {
    border-left-color: rgba(255, 215, 0, 1);
  }

  .premium-benefits__card,
  .premium-methodology__item {
    border-color: rgba(255, 215, 0, 1);
  }

  .premium-pricing__card {
    border-color: rgba(255, 215, 0, 1);
  }
}