/* ==========================================================
   Hero Section - Structure
   1) Local Tokens
   2) Hero Surface + Media
   3) Loader
   4) State Modifiers
   5) Responsive
   ========================================================== */

/* ==========================================================
   Local Tokens
   ========================================================== */
#hero {
    --hero-bg-transition: 450ms ease-out;
    --hero-video-opacity-transition: 500ms ease-out;
    --hero-video-scale-transition: 900ms ease-out;
    --hero-lottie-transition: 450ms ease-out;
    --hero-loader-transition: 350ms ease-out;
    --hero-progress-transition: 180ms ease-out;
}

/* ==========================================================
   Hero Surface + Media
   ========================================================== */
#hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    overflow: hidden;
    background: var(--bg-dark);
    transition: background-color var(--hero-bg-transition);
}

.hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.03);
    transition: opacity var(--hero-video-opacity-transition), transform var(--hero-video-scale-transition);
}

.hero-lottie {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--hero-lottie-transition);
}

.hero-lottie svg {
    width: min(100vw, 1600px);
    height: min(100vh, 900px);
    max-width: 100%;
    max-height: 100%;
    display: block;
}

/* ==========================================================
   Loader
   ========================================================== */
.hero-loader {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: radial-gradient(circle at center, rgba(20, 20, 20, 0.72) 0%, rgba(8, 8, 8, 0.92) 75%);
    color: var(--text-on-dark);
    z-index: 2;
    transition: opacity var(--hero-loader-transition), visibility var(--hero-loader-transition);
}

.hero-loader-panel {
    width: min(420px, 78vw);
    display: grid;
    gap: 12px;
}

.hero-loader-top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
}

.hero-loader-label {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.75;
}

.hero-loader-value {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.hero-progress {
    height: 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.hero-progress-fill {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.72), var(--text-on-dark));
    transition: width var(--hero-progress-transition);
}

/* ==========================================================
   State Modifiers
   ========================================================== */
#hero.is-finished .hero-lottie {
    opacity: 1;
}

#hero.is-ready .hero-video {
    opacity: 1;
    transform: scale(1);
}

#hero.is-finished .hero-video {
    opacity: 0;
    transform: scale(1.01);
}

#hero.is-finished {
    background-color: var(--bg-light);
}

#hero.is-ready .hero-loader {
    opacity: 0;
    visibility: hidden;
}

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 640px) {
    #hero {
        height: 100svh;
        min-height: 100svh;
        background: var(--bg-light);
        transition: none;
    }

    .hero-loader {
        display: none;
    }

    .hero-loader-panel {
        width: min(340px, 82vw);
    }

    .hero-loader-value {
        font-size: 1rem;
    }
}