/* === OPENING SCREEN === */
.opening-screen {
    position: fixed;
    inset: 0;
    background: var(--void-black);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.opening-screen.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-100%);
}

.opening-screen.swipe-up {
    animation: swipeUp var(--transition-slow) forwards;
}

.opening-screen.swipe-down {
    animation: swipeDown var(--transition-slow) forwards;
}

@keyframes swipeUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(-100%);
    }
}

@keyframes swipeDown {
    from {
        opacity: 0;
        transform: translateY(100%);
    }

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

.opening-content {
    max-width: 900px;
    width: 100%;
    padding: var(--gap-2xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--gap-2xl);
}

/* Intro Text */
.intro-text {
    text-align: center;
    margin-top: var(--gap-lg);
    opacity: 1;
    transition: opacity 1.5s ease-out;
}



@keyframes fadeInText {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.intro-main {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    line-height: 1.5;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--gap-md);
}

.arcscriber-title {
    font-family: 'Cinzel', var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    font-style: normal;
    color: var(--gold);
    text-shadow:
        0 0 10px var(--gold-glow),
        0 0 20px var(--gold-glow),
        0 0 30px rgba(212, 175, 55, 0.1);
    letter-spacing: 0.05em;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        text-shadow:
            0 0 10px var(--gold-glow),
            0 0 20px var(--gold-glow),
            0 0 30px rgba(212, 175, 55, 0.1);
    }

    50% {
        text-shadow:
            0 0 15px var(--gold-glow),
            0 0 25px var(--gold-glow),
            0 0 40px rgba(212, 175, 55, 0.2);
    }
}

.intro-subtitle {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--text-faded);
    font-style: italic;
    animation: fadeInSubtitle 2s ease-out 1s forwards;
    opacity: 0;
}

@keyframes fadeInSubtitle {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* World Selector */
.world-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--gap-2xl);
    margin: var(--gap-2xl) 0;
    opacity: 0;
    transition: opacity 1.5s ease-out;
}

.world-selector.visible {
    opacity: 1;
    animation: fadeInSelector 1.5s ease-out forwards;
}

@keyframes fadeInSelector {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.world-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--gap-lg);
    min-width: 400px;
}

.planet-container {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    box-shadow: none;
    border: none;
    transition: transform var(--transition-medium);
    touch-action: pan-y;
    /* Allow vertical scroll but enable horizontal swipe detection */
}

.planet-container:hover {
    transform: scale(1.02);
}

.planet-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0;
    pointer-events: none;
}

.planet-image.planet-current {
    opacity: 1;
    z-index: 2;
}

.planet-image.planet-next {
    opacity: 0;
    z-index: 1;
}

/* Exit animations (slide out with fade) */
.planet-image.exit-left {
    animation: slideOutLeft 0.5s ease-out forwards;
}

.planet-image.exit-right {
    animation: slideOutRight 0.5s ease-out forwards;
}

/* Enter animations (slide in with fade) */
.planet-image.enter-from-right {
    animation: slideInFromRight 0.5s ease-out 0.1s forwards;
}

.planet-image.enter-from-left {
    animation: slideInFromLeft 0.5s ease-out 0.1s forwards;
}

@keyframes slideOutLeft {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(-100px);
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(100px);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.planet-name-wrapper {
    position: relative;
    width: 100%;
    height: 2rem;
    margin-top: var(--gap-lg);
}

.planet-name-selector {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    text-align: center;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
}

.planet-name-selector.planet-name-current {
    opacity: 1;
    z-index: 2;
}

.planet-name-selector.planet-name-next {
    opacity: 0;
    z-index: 1;
}

/* Name fade animations */
.planet-name-selector.fade-out {
    animation: fadeOut 0.3s ease-out forwards;
}

.planet-name-selector.fade-in {
    animation: fadeIn 0.3s ease-out 0.2s forwards;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Chevron Buttons */
/* Chevron Buttons */
.chevron-btn {
    background: transparent;
    border: none;
    color: var(--text-faded);
    font-family: var(--font-sans);
    /* Use sans for cleaner arrow or keep specific if icon font */
    font-weight: 100;
    /* Thinner */
    font-size: 4rem;
    /* Larger but thinner */
    width: auto;
    height: auto;
    padding: var(--gap-md);
    cursor: pointer;
    transition: var(--transition-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    opacity: 0.5;
}

.chevron-btn:hover {
    color: var(--gold);
    background: transparent;
    transform: translateX(-5px);
    /* Gentle movement hint */
    box-shadow: none;
    opacity: 1;
    text-shadow: 0 0 15px var(--gold-glow);
}

.chevron-btn.chevron-right:hover {
    transform: translateX(5px);
}

.chevron-btn:active {
    transform: scale(0.95);
}

/* Land Button */
/* Land Button */
.land-button {
    padding: var(--gap-md) var(--gap-xl);
    /* Slightly reduced padding */
    background: transparent;
    color: var(--gold);
    border: 1px solid var(--gold-dim);
    border-radius: var(--radius-sm);
    /* Subtler radius */
    font-family: var(--font-sans);
    font-size: 0.9rem;
    /* Slightly smaller */
    font-weight: 400;
    /* Thinner weight */
    letter-spacing: 0.2em;
    /* Increased spacing for elegance */
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-medium);
    box-shadow: none;
    opacity: 0;
}

.land-button.visible {
    opacity: 1;
    animation: fadeInButton 1.5s ease-out forwards;
}

@keyframes fadeInButton {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.land-button:hover {
    background: rgba(212, 175, 55, 0.05);
    /* Very subtle fill */
    border-color: var(--gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.1);
    transform: translateY(-2px);
    text-shadow: 0 0 8px var(--gold-glow);
}

.land-button:active {
    transform: translateY(0);
}

/* Game Container Transitions */
.site-header.hidden,
.control-deck.hidden {
    display: none;
}

.game-container.slide-in-up {
    animation: slideInUp var(--transition-slow) forwards;
}

.game-container.slide-out-down {
    animation: slideOutDown var(--transition-slow) forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(100%);
    }

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

@keyframes slideOutDown {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(100%);
    }
}

/* === MOBILE RESPONSIIVENESS === */
@media (max-width: 900px) {
    .opening-content {
        padding: var(--gap-lg);
        gap: var(--gap-lg);
    }

    .intro-main {
        font-size: 1.1rem;
    }

    .arcscriber-title {
        font-size: 1.4rem;
    }

    .world-selector {
        gap: var(--gap-xs);
        /* Reduce gap significantly */
        margin: var(--gap-lg) 0;
        width: 100%;
        justify-content: space-between;
    }

    .world-display {
        min-width: 0;
        /* Allow shrinking */
        width: 100%;
    }

    .planet-container {
        width: 200px;
        /* Smaller planet */
        height: 200px;
    }

    .chevron-btn {
        font-size: 2.5rem;
        /* Smaller arrows */
        padding: var(--gap-sm);
        z-index: 10;
        /* Position arrows over the planet slightly if needed, or just side by side tightly */
    }

    .planet-name-selector {
        font-size: 1rem;
        letter-spacing: 0.1em;
    }

    .land-button {
        padding: var(--gap-sm) var(--gap-lg);
        font-size: 0.8rem;
    }
}