/* ============================================================
   Hero Carousel — Apple-style crossfade, full-height, borderless fade
   ============================================================ */

/* Hero visual — original compact size */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 440px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.hero-carousel {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--surface-secondary);
    z-index: 0;
}

.hero-carousel-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.hero-carousel-slide--active {
    opacity: 1;
    pointer-events: auto;
}

.hero-carousel-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top; /* align to top so product UI is visible */
    display: block;
}

/* Side arrows — shown on hover, overlaid on image edges */
.hero-carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--dur-fast) ease,
                background var(--dur-fast) ease,
                transform var(--dur-fast) var(--ease-spring);
}

.hero-carousel:hover .hero-carousel-arrow { opacity: 1; }

.hero-carousel-arrow--prev { left: 14px; }
.hero-carousel-arrow--next { right: 14px; }

.hero-carousel-arrow:hover  { background: rgba(0, 0, 0, 0.6); }
.hero-carousel-arrow:active { transform: translateY(-50%) scale(0.93); }

/* Progress pips */
.hero-carousel-progress {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    align-items: center;
    z-index: 3;
}

.hero-carousel-pip {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background var(--dur-base) ease,
                width var(--dur-base) var(--ease-spring);
}

.hero-carousel-pip--active {
    background: rgba(255, 255, 255, 0.9);
    width: 18px;
    border-radius: 3px;
}

/* Mascot above everything */
.hero-mascot {
    position: absolute;
    bottom: -20px;
    right: -30px;
    width: 220px;
    filter: drop-shadow(0 20px 40px var(--shadow-color));
    animation: float 6s ease-in-out infinite;
    z-index: 4;
    pointer-events: none;
}

/* Glow behind carousel */
.hero-glow {
    position: absolute;
    inset: -80px;
    background: radial-gradient(ellipse at center,
        color-mix(in srgb, var(--accent-color) 15%, transparent) 0%,
        transparent 70%);
    pointer-events: none;
    animation: glow-pulse 4s ease-in-out infinite;
    z-index: -1;
}

/* Error state */
.hero-carousel-slide--error { background: transparent; }
.hero-carousel-slide--error img { display: none; }


/* ============================================================
   About — compact two-column: image left, bullet list right
   ============================================================ */

#about {
    background: var(--surface-primary);
    padding: var(--space-2xl) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

/* Left column */
.about-left {
    display: flex;
    flex-direction: column;
}

.about-title {
    font-size: clamp(var(--text-2xl), 3vw, var(--text-3xl));
    margin-bottom: var(--space-md);
}

.about-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: var(--space-lg);
}

.about-img-wrap {
    position: relative;
    overflow: visible;
    flex: 1;
}

.about-img {
    width: 100%;
    border-radius: var(--radius-xl);
    display: block;
    object-fit: cover;
    max-height: 280px;
    background: var(--card-image-bg);
}

.about-img-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--accent-color) 12%, transparent),
        transparent 60%);
    pointer-events: none;
}

.about-badge-float {
    position: absolute;
    bottom: -14px;
    right: -14px;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 22px;
    box-shadow: 0 8px 32px var(--shadow-color);
    z-index: 1;
}

.badge-title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.badge-sub {
    font-size: var(--text-xs);
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Right column — full-width stacked feature cards */
.about-right {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-feat-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
}

.about-feat-card {
    width: 100%;
    background: var(--surface-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition: background var(--dur-base) ease,
                border-color var(--dur-base) ease,
                transform var(--dur-base) var(--ease-spring);
}

.about-feat-card:hover {
    background: var(--hover-bg);
    border-color: color-mix(in srgb, var(--accent-color) 40%, transparent);
    transform: translateX(4px);
}

.about-feat-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.about-feat-icon {
    font-size: 20px;
    line-height: 1;
    flex-shrink: 0;
}

.about-feat-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.about-feat-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    padding-left: calc(20px + var(--space-sm)); /* align under title, past icon */
}


/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 768px) {
    .hero-visual {
        min-height: 300px;
        align-self: auto;
    }

    .hero-mascot {
        width: 150px;
        right: -10px;
        bottom: -10px;
    }

    .hero-carousel-arrow { display: none; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about-img { max-height: 220px; }
}