/**
 * Homepage CSS — Hero + Categories (shadcn/ui aligned)
 *
 * Structure: Hero (content + floating visuals) → Categories grid
 * 100% design tokens, 0 Bootstrap, BEM naming with cz- prefix.
 *
 * @package ClimaZona
 * @version 1.0.0
 */

/* Smooth scroll for anchor links (respects reduced motion) */
@media (prefers-reduced-motion: no-preference) {
    html:has(.cz-hero) {
        scroll-behavior: smooth;
    }
}

/* ========================================
   HERO — LAYOUT
   ======================================== */

.cz-hero {
    position: relative;
    overflow: hidden;
    padding: var(--spacing-2xl, 3rem) 0;
    background-color: var(--muted, #f4f4f5);
}

.cz-hero__bg-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, var(--border-color, #e4e4e7) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.5;
    pointer-events: none;
}

.cz-hero__container {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 var(--spacing-md, 1rem);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl, 2rem);
    align-items: center;
}

@media (min-width: 768px) {
    .cz-hero {
        padding: var(--spacing-2xl, 3rem) 0 calc(var(--spacing-2xl, 3rem) + var(--spacing-lg, 1.5rem));
    }
}

@media (min-width: 1024px) {
    .cz-hero__container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl, 3rem);
    }
}

/* ========================================
   HERO — CONTENT
   ======================================== */

.cz-hero__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg, 1.5rem);
    position: relative;
    z-index: 1;
}

/* Stock badge */
.cz-hero__stock-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-medium, 500);
    color: var(--muted-foreground, #71717a);
    background-color: var(--background, #ffffff);
    border: 1px solid var(--border-color, #e4e4e7);
    border-radius: 9999px;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-md, 1rem);
    width: fit-content;
}

.cz-hero__stock-number {
    font-weight: var(--font-weight-bold, 700);
    color: var(--foreground, #09090b);
}

/* Headline */
.cz-hero__headline {
    font-size: var(--font-size-2xl, 1.875rem);
    font-weight: var(--font-weight-bold, 700);
    letter-spacing: var(--tracking-tight, -0.025em);
    line-height: var(--line-height-tight, 1.25);
    color: var(--foreground, #09090b);
    margin: 0;
}

@media (min-width: 768px) {
    .cz-hero__headline {
        font-size: var(--font-size-3xl, 2.25rem);
    }
}

/* Subheadline */
.cz-hero__subheadline {
    font-size: var(--font-size-base, 1rem);
    line-height: var(--line-height-relaxed, 1.75);
    color: var(--muted-foreground, #71717a);
    margin: 0;
    max-width: 32rem;
}

@media (min-width: 768px) {
    .cz-hero__subheadline {
        font-size: var(--font-size-md, 1.125rem);
    }
}

/* ========================================
   HERO — CTAs
   ======================================== */

.cz-hero__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 0.5rem);
    flex-wrap: wrap;
}

.cz-hero__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    padding: 0.625rem var(--spacing-lg, 1.5rem);
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-semibold, 600);
    line-height: var(--line-height-tight, 1.25);
    border-radius: var(--border-radius-md, 0.5rem);
    text-decoration: none;
    transition: all var(--transition-base, 0.2s ease);
    cursor: pointer;
    border: 1px solid transparent;
}

button.cz-hero__cta {
    font-family: inherit;
}

.cz-hero__cta:focus-visible {
    outline: 2px solid var(--ring, #2563eb);
    outline-offset: var(--ring-offset, 2px);
}

/* Primary CTA — dark solid */
.cz-hero__cta--primary {
    background-color: var(--foreground, #09090b);
    color: var(--background, #ffffff);
    border-color: var(--foreground, #09090b);
}

.cz-hero__cta--primary:hover {
    background-color: var(--accent-foreground, #18181b);
    color: var(--background, #ffffff);
}

.cz-hero__cta--primary svg {
    transition: transform var(--transition-fast, 0.15s ease);
}

.cz-hero__cta--primary:hover svg {
    transform: translateX(2px);
}

/* Secondary CTA — outline */
.cz-hero__cta--secondary {
    background-color: var(--background, #ffffff);
    color: var(--foreground, #09090b);
    border-color: var(--border-color, #e4e4e7);
}

.cz-hero__cta--secondary:hover {
    background-color: var(--muted, #f4f4f5);
    color: var(--foreground, #09090b);
}

/* ========================================
   HERO — TRUST STRIP
   ======================================== */

.cz-hero__trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md, 1rem) var(--spacing-lg, 1.5rem);
    padding-top: var(--spacing-sm, 0.5rem);
    border-top: 1px solid var(--border-color, #e4e4e7);
}

.cz-hero__trust-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--muted-foreground, #71717a);
    white-space: nowrap;
}

.cz-hero__trust-item svg {
    flex-shrink: 0;
    color: var(--foreground, #09090b);
}

/* ========================================
   HERO — GOOGLE REVIEWS PILL
   ======================================== */

.cz-hero__review-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    background-color: var(--background, #ffffff);
    border: 1px solid var(--border-color, #e4e4e7);
    border-radius: 9999px;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-md, 1rem);
    font-size: var(--font-size-sm, 0.875rem);
    text-decoration: none;
    color: var(--muted-foreground, #71717a);
    transition: border-color var(--transition-fast, 0.15s ease),
                box-shadow var(--transition-fast, 0.15s ease);
    width: fit-content;
}

.cz-hero__review-pill:hover {
    border-color: var(--muted-foreground, #71717a);
    box-shadow: var(--shadow-sm);
    color: var(--muted-foreground, #71717a);
}

.cz-hero__review-label {
    font-weight: var(--font-weight-medium, 500);
    color: var(--foreground, #09090b);
}

.cz-hero__review-pill .gr-stars {
    display: inline-flex;
    gap: 1px;
    font-size: var(--font-size-xs, 0.75rem);
    line-height: 1;
}

.cz-hero__review-pill .gr-star--full {
    color: var(--star-color-filled, #d97706);
}

.cz-hero__review-pill .gr-star--empty {
    color: var(--star-color-empty, #e5e7eb);
}

.cz-hero__review-score {
    font-weight: var(--font-weight-bold, 700);
    color: var(--foreground, #09090b);
}

/* Smooth scroll for review anchor */
#cz-reviews {
    scroll-margin-top: var(--spacing-xl, 2rem);
}

/* ========================================
   HERO — FLOATING VISUALS
   ======================================== */

.cz-hero__visuals {
    position: relative;
    display: none;
    justify-content: center;
    align-items: center;
    min-height: 320px;
}

@media (min-width: 768px) {
    .cz-hero__visuals {
        display: flex;
    }
}

.cz-hero__float {
    border-radius: var(--border-radius-lg, 12px);
    object-fit: contain;
}

/* Main image — center */
.cz-hero__float--main {
    position: relative;
    z-index: 2;
    width: 280px;
    height: 280px;
    animation: cz-float-slow 5s ease-in-out infinite;
}

/* Small image 1 — top right */
.cz-hero__float--sm1 {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 1;
    width: 160px;
    height: 160px;
    animation: cz-float-medium 4s ease-in-out infinite;
}

/* Small image 2 — bottom left */
.cz-hero__float--sm2 {
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 1;
    width: 140px;
    height: 140px;
    animation: cz-float-fast 3s ease-in-out infinite;
}

@media (min-width: 1200px) {
    .cz-hero__float--main {
        width: 320px;
        height: 320px;
    }

    .cz-hero__float--sm1 {
        width: 180px;
        height: 180px;
    }

    .cz-hero__float--sm2 {
        width: 160px;
        height: 160px;
    }
}

/* Animations — different intervals for organic feel */
@keyframes cz-float-slow {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}

@keyframes cz-float-medium {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}

@keyframes cz-float-fast {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

/* Disable animations: mobile + reduced motion */
@media (max-width: 767px), (prefers-reduced-motion: reduce) {
    .cz-hero__float--main,
    .cz-hero__float--sm1,
    .cz-hero__float--sm2 {
        animation: none;
    }
}

/* ========================================
   CATEGORIES — SECTION
   ======================================== */

.cz-categories {
    padding: var(--spacing-2xl, 3rem) 0;
}

.cz-categories__container {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 var(--spacing-md, 1rem);
}

.cz-categories__title {
    font-size: var(--font-size-xl, 1.5rem);
    font-weight: var(--font-weight-bold, 700);
    letter-spacing: var(--tracking-tight, -0.025em);
    line-height: var(--line-height-tight, 1.25);
    color: var(--foreground, #09090b);
    margin: 0 0 var(--spacing-xl, 2rem);
}

/* ========================================
   CATEGORIES — GRID
   ======================================== */

.cz-categories__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md, 1rem);
}

@media (min-width: 640px) {
    .cz-categories__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .cz-categories__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========================================
   CATEGORIES — ITEM CARD
   ======================================== */

.cz-categories__item {
    background-color: var(--card, #ffffff);
    border: 1px solid var(--border-color, #e4e4e7);
    border-radius: var(--border-radius-md, 0.5rem);
    padding: var(--spacing-lg, 1.5rem);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md, 1rem);
    transition: box-shadow var(--transition-base, 0.2s ease),
                border-color var(--transition-base, 0.2s ease);
}

.cz-categories__item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--muted-foreground, #71717a);
}

/* Item header — thumb + info */
.cz-categories__item-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 1rem);
}

.cz-categories__item-thumb {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm, 6px);
    overflow: hidden;
    background-color: var(--muted, #f4f4f5);
}

.cz-categories__item-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cz-categories__item-info {
    min-width: 0;
}

.cz-categories__item-name {
    font-size: var(--font-size-base, 1rem);
    font-weight: var(--font-weight-semibold, 600);
    line-height: var(--line-height-snug, 1.375);
    color: var(--foreground, #09090b);
    margin: 0;
}

.cz-categories__item-name a {
    color: inherit;
    text-decoration: none;
}

.cz-categories__item-name a:hover {
    color: var(--theme-primary, #2563eb);
}

.cz-categories__item-count {
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--muted-foreground, #71717a);
}

/* ========================================
   CATEGORIES — CTA CARD (light)
   ======================================== */

.cz-categories__item--cta {
    background-color: var(--card, #ffffff);
    border-color: var(--border-color, #e4e4e7);
    display: flex;
    flex-direction: column;
    gap: 0;
    overflow: hidden;
    padding: 0;
    min-height: 0; /* allow shrinking inside grid row */
}

.cz-categories__item--cta:hover {
    border-color: var(--border-color, #e4e4e7);
    box-shadow: var(--shadow-md);
}

/* Top half — text content */
.cz-categories__cta-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-lg, 1.5rem) var(--spacing-md, 1rem);
    text-align: center;
    flex: 0 0 auto;
}

.cz-categories__cta-title {
    font-size: var(--font-size-md, 1.125rem);
    font-weight: var(--font-weight-bold, 700);
    letter-spacing: var(--tracking-tight, -0.025em);
    line-height: var(--line-height-tight, 1.25);
    color: var(--foreground, #09090b);
    margin: 0;
}

.cz-categories__cta-subtitle {
    font-size: var(--font-size-xs, 0.75rem);
    line-height: var(--line-height-normal, 1.5);
    color: var(--muted-foreground, #71717a);
    margin: 0;
    max-width: 22rem;
}

.cz-categories__cta-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    padding: 0.5rem var(--spacing-lg, 1.5rem);
    font-family: inherit;
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-semibold, 600);
    line-height: var(--line-height-tight, 1.25);
    color: var(--background, #ffffff);
    background-color: var(--foreground, #09090b);
    border: 1px solid var(--foreground, #09090b);
    border-radius: var(--border-radius-md, 0.5rem);
    cursor: pointer;
    transition: all var(--transition-base, 0.2s ease);
}

.cz-categories__cta-btn:hover {
    background-color: var(--accent-foreground, #18181b);
    border-color: var(--accent-foreground, #18181b);
}

.cz-categories__cta-btn:focus-visible {
    outline: 2px solid var(--ring, #2563eb);
    outline-offset: var(--ring-offset, 2px);
}

.cz-categories__cta-btn svg {
    transition: transform var(--transition-fast, 0.15s ease);
}

.cz-categories__cta-btn:hover svg {
    transform: translateX(2px);
}

/* Bottom half — decorative category list mask */
.cz-categories__cta-mask {
    position: relative;
    flex: 1 1 0;
    min-height: 0;
    overflow: hidden;
}

.cz-categories__cta-mask::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, var(--card, #ffffff) 85%);
    pointer-events: none;
}

/* Marquee container */
.cz-categories__cta-marquee {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs, 0.25rem);
    padding: var(--spacing-sm, 0.5rem) 0;
}

/* Row — base + direction */
.cz-categories__cta-row {
    display: flex;
    gap: var(--spacing-xs, 0.25rem);
    width: max-content;
    --cz-marquee-duration: 35s;
}

.cz-categories__cta-row--ltr {
    animation: cz-marquee-ltr var(--cz-marquee-duration) linear infinite;
}

.cz-categories__cta-row--rtl {
    animation: cz-marquee-rtl var(--cz-marquee-duration) linear infinite;
}

/* Pill */
.cz-categories__cta-pill {
    display: inline-block;
    flex-shrink: 0;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--muted-foreground, #71717a);
    border: 1px solid var(--border-color-light, #f4f4f5);
    border-radius: var(--border-radius-full, 9999px);
    white-space: nowrap;
    line-height: var(--line-height-normal, 1.5);
    cursor: default;
    user-select: none;
}

/* Keyframes */
@keyframes cz-marquee-ltr {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

@keyframes cz-marquee-rtl {
    from { transform: translateX(-50%); }
    to   { transform: translateX(0); }
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
    .cz-categories__cta-row {
        animation-play-state: paused;
    }
}

/* ========================================
   CATEGORIES — SUBCATEGORY LIST
   ======================================== */

.cz-categories__subcats {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border-color-light, #f4f4f5);
}

.cz-categories__subcats li {
    border-bottom: 1px solid var(--border-color-light, #f4f4f5);
}

.cz-categories__subcats li:last-child {
    border-bottom: none;
}

.cz-categories__subcat-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm, 0.5rem) 0;
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--foreground, #09090b);
    text-decoration: none;
    transition: color var(--transition-fast, 0.15s ease);
}

.cz-categories__subcat-link:hover {
    color: var(--theme-primary, #2563eb);
}

.cz-categories__subcat-count {
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--muted-foreground, #71717a);
    background-color: var(--muted, #f4f4f5);
    padding: 2px var(--spacing-sm, 0.5rem);
    border-radius: 9999px;
    font-variant-numeric: tabular-nums;
}

/* "Ver todo" link */
.cz-categories__subcat-more {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    padding: var(--spacing-sm, 0.5rem) 0;
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-medium, 500);
    color: var(--theme-primary, #2563eb);
    text-decoration: none;
    transition: gap var(--transition-fast, 0.15s ease);
}

.cz-categories__subcat-more:hover {
    gap: var(--spacing-sm, 0.5rem);
    color: var(--theme-primary, #2563eb);
}

.cz-categories__subcat-more svg {
    transition: transform var(--transition-fast, 0.15s ease);
}

.cz-categories__subcat-more:hover svg {
    transform: translateX(3px);
}