@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600&display=swap');

body {
    font-family: 'Outfit', sans-serif;
    background-color: #0b1120;
    background-image: radial-gradient(circle at center, #1e293b 0%, #0b1120 100%);
    color: #f8fafc;
    margin: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    user-select: none;
}

@keyframes pulse-subtle {

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

    50% {
        opacity: 0.8;
        transform: scale(0.98);
    }
}

.animate-pulse-subtle {
    animation: pulse-subtle 3s ease-in-out infinite;
}

/* Animations */
@keyframes pulse-ring {
    0% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(16, 185, 129, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

.focus-ring {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid rgba(16, 185, 129, 0.5);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    z-index: 10;
}

.focus-ring::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid rgba(16, 185, 129, 0.2);
    animation: pulse-ring 3s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.focus-ring.success {
    border-color: #4ade80;
    box-shadow: 0 0 40px rgba(74, 222, 128, 0.6);
    transform: translate(-50%, -50%) scale(1.1);
}

.focus-ring.success::after {
    border-color: rgba(74, 222, 128, 0.4);
    animation: none;
}

.charWrapper {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: center;
    z-index: 20;
}

.letter-node {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    border: 1px solid #334155;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6), inset 0 1px 1px rgba(255, 255, 255, 0.1);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: absolute;
    top: -25px;
    left: -25px;
    color: #e2e8f0;
}

.slot-up {
    transform: translate(0, -100px);
}

.slot-right {
    transform: translate(100px, 0);
}

.slot-left {
    transform: translate(-100px, 0);
}

/* Particle Animations */
@keyframes pop-up {
    0% {
        transform: translate(0, -100px) scale(1);
        opacity: 1;
    }

    40% {
        transform: translate(0, -50px) scale(1.2);
        opacity: 0.8;
    }

    100% {
        transform: translate(0, 0) scale(0.8);
        opacity: 0;
        filter: blur(2px);
    }
}

@keyframes pop-right {
    0% {
        transform: translate(100px, 0) scale(1);
        opacity: 1;
    }

    40% {
        transform: translate(50px, 0) scale(1.2);
        opacity: 0.8;
    }

    100% {
        transform: translate(0, 0) scale(0.8);
        opacity: 0;
        filter: blur(2px);
    }
}

@keyframes pop-left {
    0% {
        transform: translate(-100px, 0) scale(1);
        opacity: 1;
    }

    40% {
        transform: translate(-50px, 0) scale(1.2);
        opacity: 0.8;
    }

    100% {
        transform: translate(0, 0) scale(0.8);
        opacity: 0;
        filter: blur(2px);
    }
}

@keyframes pop-down {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 0.8;
    }

    100% {
        transform: translate(0, 100px) scale(0.5);
        opacity: 0;
        filter: blur(4px);
    }
}

.particle {
    pointer-events: none;
    z-index: 50;
}

.anim-up {
    animation: pop-up 0.25s ease-in forwards;
}

.anim-right {
    animation: pop-right 0.25s ease-in forwards;
}

.anim-left {
    animation: pop-left 0.25s ease-in forwards;
}

.anim-down {
    animation: pop-down 0.3s ease-out forwards;
}

.ghost-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.9rem;
    color: #10b981;
    /* Default to emerald */
    font-weight: 600;
    pointer-events: none;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.type-cursor {
    display: inline-block;
    width: 3px;
    height: 1.1em;
    vertical-align: middle;
    margin-left: 6px;
    animation: blink 1s step-end infinite;
    border-radius: 2px;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.glass-panel {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 24px;
}

.cycle-flash {
    animation: flash 0.15s ease-out;
}

@keyframes flash {
    0% {
        transform: scale(0.95);
        filter: brightness(1.5);
    }

    100% {
        transform: scale(1);
        filter: brightness(1);
    }
}

/* CLASSIC Styles */
.classic-key {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    background-color: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(51, 65, 85, 0.8);
    color: #e2e8f0;
    font-size: 1rem;
    transition: all 0.1s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    font-weight: 500;
}

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

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

.animate-fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}