/**
 * Hero & Homepage Sections — mostyfm
 * Homepage sections, hero-intro, hero-bento, hero cards.
 */

/* =============================================
   HOMEPAGE SECTIONS
   ============================================= */

.section {
    padding: var(--space-10) 0;
}

.section-label {
    font-family: var(--font-family-serif);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.section-label a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.section-label a:hover {
    color: var(--color-accent);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--space-8);
}

/* Hero Intro */
.hero-intro-section {
    position: relative;
    overflow: hidden;
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 80px;
    padding-bottom: var(--space-10);
    text-align: center;
    background-color: var(--color-bg);
}

.hero-dots-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    display: block;
}

/* Typewriter */
.typewriter-text {
    position: relative;
    display: inline-block;
    font-weight: bold;
}

.typewriter-text::after {
    content: '|';
    animation: blinkCursor 0.8s step-end infinite;
}

@keyframes blinkCursor {

    from,
    to {
        opacity: 0;
    }

    50% {
        opacity: 1;
    }
}

@media (min-width: 1024px) {
    .hero-intro-section {
        padding-top: 100px;
        padding-bottom: var(--space-12);
    }
}

.hero-intro-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    line-height: 1.1;
    margin-bottom: var(--space-6);
    letter-spacing: -0.02em;
    text-transform: uppercase;
    font-weight: 900;
}

.hero-highlight {
    display: inline-block;
    background: var(--color-text);
    color: var(--color-surface);
    padding: 0 var(--space-3);
    border-radius: var(--radius-sm);
    transform: rotate(-1deg);
    margin-top: var(--space-2);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-text);
    margin-bottom: var(--space-8);
    max-width: 600px;
    margin-inline: auto;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.btn-pill {
    border-radius: var(--radius-pill);
    padding: var(--space-4) var(--space-8);
    font-weight: 600;
    letter-spacing: 0.02em;
}

.hero-btn {
    border: 1px solid var(--color-text);
    color: var(--color-text);
    background: transparent;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.hero-btn:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

/* Featured Post Hero Card */
.card-hero {
    position: relative;
    border-radius: var(--radius-card);
    overflow: hidden;
    min-height: 480px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    border: none;
    background: var(--color-surface);
}

@media (min-width: 768px) {
    .card-hero {
        min-height: 560px;
    }
}

@media (min-width: 1024px) {
    .card-hero {
        min-height: 640px;
    }
}

.card-hero .card-image-wrapper {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    z-index: 0;
}

.card-hero .card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-hero .card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.2) 60%, transparent 100%);
    z-index: 1;
}

.card-hero .card-content-hero {
    position: relative;
    z-index: 2;
    padding: var(--space-6);
    color: #fff;
    max-width: 100%;
}

@media (min-width: 768px) {
    .card-hero .card-content-hero {
        padding: var(--space-8);
        max-width: 80%;
    }
}

.card-title-hero {
    font-size: clamp(1.75rem, 4vw, 3rem);
    line-height: 1.1;
    margin-bottom: var(--space-4);
    font-weight: 900;
    text-transform: uppercase;
}

.card-title-hero a {
    color: #fff;
    text-decoration: none;
}

.card-hero .card-author-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

.card-hero .author-avatar-xs {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Hero Bento */
.hero-bento {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .hero-bento {
        grid-template-columns: 3fr 2fr;
        grid-template-rows: auto;
        min-height: 560px;
    }
}

.hero-side-stack {
    display: flex;
    flex-direction: column;
    gap: var(--gap-cards);
}

/* Card Hero (bento variant) */
.card-hero .card-image-wrapper {
    position: absolute;
    inset: 0;
    aspect-ratio: unset;
}

.card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.3) 50%, transparent 100%);
}

.card-content-hero {
    position: relative;
    z-index: 2;
    padding: var(--space-6);
}

.card-author-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

.author-avatar-xs {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

/* Side Card */
.card-side {
    flex: 1;
}

.card-image-wrapper-short {
    aspect-ratio: 16/9;
}

/* Responsive */
@media (max-width: 768px) {
    .section {
        padding: var(--space-8) 0;
    }

    .hero-bento {
        min-height: unset;
    }
}

/* =============================================
   THEMES GRID — секция «Выберите тематику»
   ============================================= */


.themes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.theme-grid-item {
    position: relative;
    display: block;
    height: 220px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    background-size: cover;
    background-position: center;
    background-color: var(--color-surface);
    cursor: pointer;
}

/* Псевдоэлемент для zoom-анимации фона */
.theme-grid-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: inherit;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 0;
}

.theme-grid-item:hover::before {
    transform: scale(1.07);
}

/* Тёмный градиент снизу */
.theme-grid-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top,
            rgba(0, 0, 0, 0.82) 0%,
            rgba(0, 0, 0, 0.35) 50%,
            rgba(0, 0, 0, 0.1) 100%);
    z-index: 1;
    transition: background 0.3s ease;
}

.theme-grid-item:hover .theme-grid-overlay {
    background: linear-gradient(to top,
            rgba(0, 0, 0, 0.88) 0%,
            rgba(0, 0, 0, 0.45) 55%,
            rgba(0, 0, 0, 0.15) 100%);
}

/* Контент поверх — прижат к низу */
.theme-grid-content {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    padding: var(--space-5);
    gap: var(--space-1);
}

/* Счётчик материалов */
.theme-grid-count {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.3s ease;
}

.theme-grid-item:hover .theme-grid-count {
    color: var(--color-accent-primary);
}

/* Название тематики */
.theme-grid-title {
    font-family: var(--font-family-serif);
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #ffffff;
    margin: 0;
    transition: transform 0.3s ease;
}

.theme-grid-item:hover .theme-grid-title {
    transform: translateY(-2px);
}

/* ── Адаптивность ── */
@media (max-width: 1024px) {
    .themes-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .themes-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }

    .theme-grid-item {
        height: 180px;
    }
}

/* =============================================
   THEMES CAROUSEL — секция «Свежее по темам»
   ============================================= */

.themes-carousel-header {
    align-items: center;
}

.themes-carousel-nav {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.carousel-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 1.125rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.carousel-btn:hover:not(:disabled) {
    background: var(--color-text);
    color: var(--color-surface);
    border-color: var(--color-text);
}

.carousel-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.carousel-counter {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-muted);
    min-width: 40px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

/* Карусель */
.themes-carousel {
    overflow: hidden;
}

.themes-carousel-track {
    display: flex;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

/* Слайд: двухколоночная сетка — тема слева, карточка справа */
.themes-carousel-slide {
    min-width: 100%;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--space-8);
    align-items: start;
    /* Обрезаем только слева/справа, чтобы тени карточек не накладывались на соседние слайды при перелистывании.
       Сверху/снизу оставляем запас в 100px для hover-теней. */
    clip-path: inset(-100px 0 -100px 0);
}

/* Левая панель — название темы */
.themes-carousel-label {
    display: flex;
    align-items: flex-start;
    padding: var(--space-6) 0;
}

.themes-carousel-label-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.themes-carousel-eyebrow {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.themes-carousel-theme-name {
    font-family: var(--font-family-serif);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin: 0;
}

.themes-carousel-theme-link {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.themes-carousel-theme-link:hover {
    color: var(--color-accent);
}

.themes-carousel-count {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.themes-carousel-all-btn {
    align-self: flex-start;
}

/* Правая панель — карточка */
.themes-carousel-card {
    min-width: 0;
}

.themes-carousel-empty {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    padding: var(--space-6) 0;
}

/* Адаптивность */
@media (max-width: 768px) {
    .themes-carousel-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }

    .themes-carousel-slide {
        grid-template-columns: 1fr;
        gap: var(--space-5);
    }

    .themes-carousel-label {
        padding: var(--space-4) 0 0;
    }

    .themes-carousel-all-btn {
        display: none;
    }
}