/* =========================================================
   BURSTY HERO SLIDER (на базе UI Kit)
   ========================================================= */

.hero-slider {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 640px;
    max-height: 900px;
    overflow: hidden;
    background: var(--bg);
    margin-top: 0;
    padding-top: 0;
}

.hero-slider .swiper,
.hero-slider .swiper-wrapper {
    height: 100%;
}

/* ---------- Базовый слайд ---------- */
.hero-slide {
    position: relative;
    height: 100%;
    display: flex !important;
    overflow: hidden;
    background: var(--bg-soft);
}

/* Фон + плавный «дыхательный» зум (Apple-style) */
.hero-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image: var(--slide-bg);
    background-size: cover;
    background-position: center;
    transform: scale(1.08);
    transition: transform 7000ms cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-slide.swiper-slide-active::after {
    transform: scale(1);
}

/* Контент поверх фона */
.hero-slide__inner {
    position: relative;
    z-index: 2;
    width: 100%;
    display: flex;
    flex-direction: column;
    padding-top: var(--space-16);
}

/* =========================================================
   АНИМАЦИИ ПОЯВЛЕНИЯ И ИСЧЕЗНОВЕНИЯ
   ========================================================= */

/* Начальное состояние — скрыто */
.hero-slide .hero-title,
.hero-slide .hero-desc,
.hero-slide .hero-actions .btn {
    opacity: 0;
    transform: translateY(28px);
    filter: blur(6px);
}

/* Анимация появления (для активного слайда) */
.hero-slide.swiper-slide-active .hero-title {
    animation: heroReveal 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 200ms;
}

.hero-slide.swiper-slide-active .hero-desc {
    animation: heroReveal 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 350ms;
}

.hero-slide.swiper-slide-active .hero-actions .btn:nth-of-type(1) {
    animation: heroReveal 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 500ms;
}

.hero-slide.swiper-slide-active .hero-actions .btn:nth-of-type(2) {
    animation: heroReveal 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 650ms;
}

/* Анимация исчезновения (для неактивного слайда) */
.hero-slide:not(.swiper-slide-active) .hero-title,
.hero-slide:not(.swiper-slide-active) .hero-desc,
.hero-slide:not(.swiper-slide-active) .hero-actions .btn {
    animation: heroHide 400ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes heroReveal {
    0% {
        opacity: 0;
        transform: translateY(28px);
        filter: blur(6px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

@keyframes heroHide {
    0% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
    100% {
        opacity: 0;
        transform: translateY(-28px);
        filter: blur(6px);
    }
}

/* Hover для кнопок — отдельный transition (не конфликтует с animation) */
.hero-slide .btn-primary {
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.15s ease;
}

.hero-slide .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

.hero-slide .btn-glass {
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.15s ease,
                border-color 0.15s ease;
}

.hero-slide .btn-glass:hover {
    transform: translateY(-2px);
}

/* =========================================================
   МАКЕТ 1 — ГЛАВНЫЙ СЛАЙД (по центру)
   ========================================================= */
.hero-slide.is-main {
    align-items: center;
    text-align: center;
}

.hero-slide.is-main::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    /* Используем цвета UI Kit для градиента */
    background: radial-gradient(120% 80% at 50% 45%, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.7));
}

.hero-slide.is-main .hero-slide__inner {
    align-items: center;
    max-width: 900px;
}

.hero-slide.is-main .hero-title {
    font-family: var(--font-heading);
    font-size: var(--fs-h1);
    font-weight: 700;
    line-height: var(--lh-heading);
    letter-spacing: var(--ls-heading);
    color: #FFFFFF;
    margin: 0 0 var(--space-6);
    text-shadow: 0 4px 40px rgba(0, 0, 0, 0.35);
}

.hero-slide.is-main .hero-desc {
    max-width: 720px;
    font-family: var(--font-body);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 var(--space-10);
}

.hero-slide.is-main .hero-actions {
    justify-content: center;
}

/* =========================================================
   МАКЕТ 2 — КОНТЕНТНЫЙ СЛАЙД (слева снизу)
   ========================================================= */
.hero-slide.is-content {
  align-items: flex-end !important;
}

.hero-slide.is-content::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.5) 40%, rgba(0, 0, 0, 0) 75%),
                linear-gradient(0deg, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0) 45%);
}

.hero-slide.is-content .hero-slide__inner {
  align-items: flex-start !important;
  text-align: left !important;
  padding-bottom: var(--space-24) !important; /* Отступ снизу */
  padding-top: 0 !important;
  margin-top: auto !important; /* Прижимаем к низу */
}

.hero-slide.is-content .hero-title {
    font-family: var(--font-heading);
    font-size: var(--fs-h2);
    font-weight: 700;
    line-height: var(--lh-heading);
    color: #FFFFFF;
    max-width: 560px;
    margin: 0 0 var(--space-4);
}

.hero-slide.is-content .hero-desc {
    max-width: 520px;
    font-family: var(--font-body);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 var(--space-6);
}

.hero-slide.is-content .hero-actions {
    justify-content: flex-start;
}

/* =========================================================
   МОДИФИКАЦИИ КНОПОК UI KIT ДЛЯ HERO
   ========================================================= */
/* Переопределяем цвет текста для glass-кнопки на темном фоне */
.hero-slide .btn-glass.text-white {
    color: #FFFFFF !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
    background: rgba(255, 255, 255, 0.1) !important;
}

.hero-slide .btn-glass.text-white:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.5) !important;
}

/* =========================================================
   ПАГИНАЦИЯ (Apple-style с прогрессом из UI Kit)
   ========================================================= */
.hero-slider .hero-pagination {
    bottom: var(--space-8) !important;
    left: var(--space-8) !important;
    width: auto !important;
    text-align: left;
    display: flex;
    gap: var(--space-2);
    z-index: 5;
}

.hero-slider .swiper-pagination-bullet {
    position: relative;
    overflow: hidden;
    width: 28px;
    height: 4px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.35);
    opacity: 1;
    transition: background-color 0.4s ease, width 0.4s ease;
}

.hero-slider .swiper-pagination-bullet-active {
    width: 44px;
    background: rgba(255, 255, 255, 0.35);
}

/* Прогресс-бар использует акцентный цвет UI Kit (--accent: #00E676) */
.hero-slider .swiper-pagination-bullet::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
}

.hero-slider .swiper-pagination-bullet-active::before {
    animation: heroProgress 6s linear forwards;
}

@keyframes heroProgress {
    from { transform: scaleX(0); }
    to   { transform: scaleX(1); }
}

/* =========================================================
   СТРЕЛКИ НАВИГАЦИИ (используем .btn-circle .btn-glass)
   ========================================================= */
.hero-slider .hero-nav {
    width: 52px;
    height: 52px;
    z-index: 5;
    color: #FFFFFF !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
    background: rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slider .swiper-button-prev { left: var(--space-6); }
.hero-slider .swiper-button-next { right: var(--space-6); }

.hero-slider .hero-nav:hover {
    background: rgba(255, 255, 255, 0.25) !important;
    border-color: rgba(255, 255, 255, 0.4) !important;
    transform: scale(1.06);
}

.hero-slider .hero-nav .icon {
    width: 20px;
    height: 20px;
}

/* Скрываем стандартные стрелки Swiper */
.hero-slider .swiper-button-prev::after,
.hero-slider .swiper-button-next::after {
    display: none;
}

/* =========================================================
   АДАПТИВНОСТЬ
   ========================================================= */
@media (max-width: 992px) {
    .hero-slider { min-height: 560px; height: 90vh; }
    .hero-slide__inner { padding-top: var(--space-12); }
    .hero-slider .hero-pagination { left: var(--space-6) !important; }
    .hero-slider .swiper-button-prev { left: var(--space-4); }
    .hero-slider .swiper-button-next { right: var(--space-4); }
}

@media (max-width: 768px) {
    .hero-slider { height: 88vh; min-height: 520px; margin-top: 0px; }
    .hero-slide__inner { padding-top: var(--space-8); padding-bottom: var(--space-8); }
    .hero-slide.is-content .hero-slide__inner { padding-bottom: var(--space-12); }
    
    .hero-slide.is-main .hero-actions { 
        width: 100%; 
        flex-direction: column;
    }
    .hero-slide.is-main .hero-actions .btn { 
        width: 100%; 
    }

    .hero-slider .hero-nav { display: none; }
    .hero-slider .hero-pagination { 
        left: 50% !important; 
        transform: translateX(-50%); 
        bottom: var(--space-4) !important; 
    }
}

@media (max-width: 480px) {
    .hero-slide.is-main .hero-title { font-size: var(--fs-h2); }
    .hero-slide.is-content .hero-title { font-size: var(--fs-h3); }
}

/* Уважение к prefers-reduced-motion (из UI Kit Шаг 11) */
@media (prefers-reduced-motion: reduce) {
    .hero-slide::after,
    .hero-slide .hero-title,
    .hero-slide .hero-desc,
    .hero-slide .hero-actions .btn,
    .hero-slider .swiper-pagination-bullet::before {
        transition: none !important;
        animation: none !important;
    }
    .hero-slide::after { transform: scale(1); }
    .hero-slide .hero-title,
    .hero-slide .hero-desc,
    .hero-slide .hero-actions .btn {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }
}