.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__slider {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero__slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    will-change: opacity;
}

.hero__slide.active {
    opacity: 1;
}

.hero__slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.hero__slide::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(10, 15, 26, 0.55) 0%,
            rgba(10, 15, 26, 0.70) 50%,
            rgba(10, 15, 26, 0.90) 100%);
    z-index: 1;
}

@keyframes kenburns {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.08);
    }
}

.hero__slide.active img {
    animation: kenburns 8s ease-in-out forwards;
}

.hero__content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    width: 100%;
    padding: 0 var(--container-padding);
    text-align: center;
    padding-top: var(--header-height);
}

.hero__content-slide {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 0 var(--container-padding);
    padding-top: var(--header-height);
    pointer-events: none;
}

.hero__content-slide.active {
    opacity: 1;
    transform: translateY(0);
    position: relative;
    pointer-events: auto;
}

.hero__tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-lg);
    border: 1px solid var(--color-border-hover);
    border-radius: var(--radius-full);
    background: rgba(0, 180, 216, 0.08);
    color: var(--color-accent-light);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);

    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.8s ease forwards 0.3s;
}

.hero__tag-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 8px var(--color-accent-glow);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.4);
    }
}

.hero__headline {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: var(--fw-bold);
    line-height: 1.15;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
}

.hero__brand-mark {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    position: absolute;
    top: calc(var(--header-height) + 8px);
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.8rem;
    font-weight: var(--fw-semibold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.76);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
    z-index: 12;
    pointer-events: none;
}

.hero__brand-mark::before,
.hero__brand-mark::after {
    content: '';
    width: 34px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 180, 216, 0.9), transparent);
}

.hero__headline-accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subheadline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 680px;
    margin: 0 auto var(--space-2xl);
}

.hero__cta-group {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero__btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    padding: 14px 32px;
    border-radius: var(--radius-full);
    text-decoration: none;
    cursor: pointer;
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        background var(--transition-fast);
}

.hero__btn--primary {
    background: var(--gradient-accent);
    color: #fff;
    border: none;
    box-shadow: 0 4px 20px rgba(0, 180, 216, 0.35);
}

.hero__btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 180, 216, 0.5);
}

.hero__btn--secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.hero__btn--secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--color-accent-glow);
}

.hero__btn-icon {
    font-size: 1.1em;
}

.hero__stats {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
    margin: 0 auto var(--space-2xl);
    max-width: 800px;
    width: 100%;
}

.hero__stats--four-col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    max-width: 1000px;
}

.hero__stat {
    text-align: left;
    padding-left: var(--space-md);
    border-left: 2px solid var(--color-accent);
    max-width: 220px;
}

.hero__stat-value {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    color: var(--color-accent-light);
    line-height: 1.2;
    margin-bottom: var(--space-xs);
}

.hero__stat-label {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.hero__dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    gap: var(--space-sm);
}

.hero__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition:
        background var(--transition-base),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
    padding: 0;
}

.hero__dot:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.hero__dot.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 10px var(--color-accent-glow);
    transform: scale(1.15);
}

.hero__dot.active::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 1px;
    animation: dotProgress 6s linear forwards;
}

@keyframes dotProgress {
    0% {
        width: 0;
    }

    100% {
        width: 20px;
    }
}

@keyframes heroFadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__scroll-indicator {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: var(--fs-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0;
    animation: heroFadeUp 0.8s ease forwards 1.5s;
}

.hero__scroll-mouse {
    width: 22px;
    height: 34px;
    border: 2px solid var(--color-text-muted);
    border-radius: 11px;
    position: relative;
}

.hero__scroll-mouse::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: var(--color-text-muted);
    border-radius: 2px;
    animation: scrollDot 1.8s ease-in-out infinite;
}

@keyframes scrollDot {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: 100svh;
        height: auto;
        padding-bottom: 88px;
    }

    .hero__content {
        padding-top: calc(var(--header-height) + var(--space-xl));
    }

    .hero__brand-mark {
        top: calc(var(--header-height) + 14px);
    }

    .hero__stats {
        gap: var(--space-lg);
    }

    .hero__stats--four-col {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero__stat {
        max-width: 100%;
    }

    .hero__stat-value {
        font-size: var(--fs-lg);
    }

    .hero__cta-group {
        flex-direction: column;
        align-items: center;
    }

    .hero__btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .hero__dots {
        bottom: 24px;
    }

    .hero__scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero {
        align-items: flex-start;
    }

    .hero__content {
        padding-top: calc(var(--header-height) + var(--space-lg));
    }

    .hero__headline {
        font-size: clamp(2rem, 9vw, 2.6rem);
    }

    .hero__brand-mark {
        font-size: 0.84rem;
        letter-spacing: 0.16em;
        top: calc(var(--header-height) + 10px);
    }

    .hero__brand-mark::before,
    .hero__brand-mark::after {
        width: 22px;
    }

    .hero__subheadline {
        margin-bottom: var(--space-xl);
    }

    .hero__stats,
    .hero__stats--four-col {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--space-md);
        max-width: 100%;
    }

    .hero__stat {
        max-width: 100%;
        text-align: center;
        padding-left: 0;
        padding-top: var(--space-sm);
        border-left: none;
        border-top: 2px solid var(--color-accent);
    }
}