/* Space button component (adapted from Uiverse.io by code-town3) */
.button-container {
    position: relative;
    display: inline-flex;
    padding: 2px;
    border-radius: 12px;
    background: linear-gradient(90deg, #00c6ff, #845ec2, #ff6f91, #00c6ff);
    background-size: 400% 400%;
    animation: gradientBorder 20s ease-in-out infinite;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
    will-change: transform, filter;
    backdrop-filter: blur(5px);
}

.button-container:hover {
    filter: brightness(1.1);
    box-shadow:
        0 0 25px rgba(0, 0, 0, 0.4),
        0 0 10px rgba(66, 135, 245, 0.2);
    backdrop-filter: blur(8px);
    animation: gradientBorder 10s ease-in-out infinite;
}

button.space-button {
    appearance: none;
    -webkit-appearance: none;
}

.space-button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 40px;
    font-size: 16px;
    color: rgba(255, 255, 255, 1);
    background: linear-gradient(45deg, #0f0f2d, #1a1a3a);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        0 4px 10px rgba(10, 10, 31, 0.5),
        0 0 10px rgba(66, 135, 245, 0.15),
        inset 0 0 10px rgba(66, 135, 245, 0.05);
    font-family: "Arial", sans-serif;
    text-transform: uppercase;
    letter-spacing: 2px;
    z-index: 1;
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
    will-change: transform;
    text-shadow:
        0 0 10px rgba(255, 255, 255, 0.3),
        0 0 20px rgba(255, 255, 255, 0.1);
    font-weight: 500;
    text-decoration: none;
}

.space-button.space-button--compact {
    padding: 12px 28px;
    font-size: 14px;
    letter-spacing: 1.5px;
}

.space-button.space-button--icon {
    gap: 6px;
}

.space-button span {
    position: relative;
    z-index: 5;
    mix-blend-mode: normal;
    font-weight: 500;
    background: linear-gradient(to right, #ffffff, #ffffff);
    -webkit-background-clip: text;
    background-clip: text;
    filter: brightness(1.5) contrast(1.8);
    text-shadow:
        0 0 15px rgba(255, 255, 255, 0.6),
        0 0 30px rgba(255, 255, 255, 0.3);
}

.space-button::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(1px 1px at 10% 15%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(1.5px 1.5px at 85% 25%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 75% 85%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(1.5px 1.5px at 15% 75%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 50% 25%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(1.5px 1.5px at 25% 50%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 85% 65%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0));
    animation: moveParticles1 20s linear infinite;
    opacity: 0.45;
    pointer-events: none;
    will-change: transform;
    z-index: 2;
}

.space-button::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: inherit;
    animation: moveParticles2 18s linear infinite;
    transform: rotate(25deg);
    opacity: 0.55;
    pointer-events: none;
    will-change: transform;
    z-index: 3;
}

.space-button .bright-particles {
    position: absolute;
    inset: 0;
    background: radial-gradient(2px 2px at 15% 25%, rgba(255, 255, 255, 1), rgba(0, 0, 0, 0)),
        radial-gradient(1.8px 1.8px at 85% 15%, rgba(255, 255, 255, 0.98), rgba(0, 0, 0, 0)),
        radial-gradient(2px 2px at 75% 75%, rgba(255, 255, 255, 1), rgba(0, 0, 0, 0)),
        radial-gradient(1.5px 1.5px at 25% 85%, rgba(255, 255, 255, 0.95), rgba(0, 0, 0, 0)),
        radial-gradient(2.2px 2.2px at 65% 35%, rgba(255, 255, 255, 1), rgba(0, 0, 0, 0));
    animation: moveParticles4 35s linear infinite;
    opacity: 0.15;
    mix-blend-mode: screen;
    pointer-events: none;
    will-change: transform;
    z-index: 4;
    filter: blur(0.2px);
}

.space-button:hover {
    transform: translateY(-1px) translateZ(0);
    box-shadow:
        0 6px 10px rgba(10, 10, 31, 0.6),
        0 0 15px rgba(66, 135, 245, 0.3),
        inset 0 0 15px rgba(66, 135, 245, 0.1);
    background: linear-gradient(45deg, #141436, #1e1e42);
}

.space-button:hover span {
    filter: brightness(1.8) contrast(2);
    text-shadow:
        0 0 20px rgba(255, 255, 255, 0.8),
        0 0 40px rgba(255, 255, 255, 0.4),
        0 0 60px rgba(255, 255, 255, 0.2);
}

.space-button:hover::before { opacity: 0.65; }
.space-button:hover::after { opacity: 0.75; }
.space-button:hover .bright-particles { opacity: 0.35; filter: blur(0); }

.space-button:disabled,
.space-button[disabled] {
    cursor: not-allowed;
    opacity: 0.6;
    filter: grayscale(0.3);
}

@keyframes moveParticles1 {
    0% { transform: translate(0, 0) rotate(0deg); }
    20% { transform: translate(-25px, 15px) rotate(90deg); }
    40% { transform: translate(20px, -20px) rotate(180deg); }
    60% { transform: translate(-15px, -25px) rotate(270deg); }
    80% { transform: translate(25px, 20px) rotate(320deg); }
    100% { transform: translate(0, 0) rotate(360deg); }
}

@keyframes moveParticles2 {
    0% { transform: translate(0, 0) rotate(20deg); }
    25% { transform: translate(20px, -15px) rotate(110deg); }
    50% { transform: translate(-20px, 20px) rotate(200deg); }
    75% { transform: translate(15px, 15px) rotate(290deg); }
    100% { transform: translate(0, 0) rotate(380deg); }
}

@keyframes moveParticles4 {
    0% { transform: translate(0, 0) rotate(0deg); }
    20% { transform: translate(-30px, 20px) rotate(90deg); }
    40% { transform: translate(25px, -25px) rotate(180deg); }
    60% { transform: translate(-20px, -30px) rotate(270deg); }
    80% { transform: translate(30px, 25px) rotate(320deg); }
    100% { transform: translate(0, 0) rotate(360deg); }
}

@keyframes gradientBorder {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .space-button {
        padding: 12px 32px;
        font-size: 14px;
        letter-spacing: 1.5px;
    }
}