:root {
    --bg-color: #0a0a0a;
    --text-color: #f5f5f5;
    --primary-color: #ff9f40;
    --primary-hover: #ff7730;
    --glass-bg: rgba(26, 26, 26, 0.7);
    --glass-border: rgba(255, 159, 64, 0.2);
    --blob-1: #ff9f40;
    --blob-2: #ff7730;
    --font-main: 'Outfit', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

.background-blobs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 10s infinite ease-in-out alternate;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: var(--blob-1);
    top: -100px;
    left: -100px;
}

.blob-2 {
    width: 300px;
    height: 300px;
    background: var(--blob-2);
    bottom: -50px;
    right: -50px;
    animation-delay: -5s;
}

@keyframes float {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(30px, 50px);
    }
}

.glass-container {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

header .logo {
    height: 100px;
    width: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 16px rgba(255, 159, 64, 0.4));
}

header p {
    color: #d4d4d4;
    font-size: 1rem;
}

.controls {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.input-group label {
    font-size: 0.9rem;
    color: #ffe5cc;
    font-weight: 500;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: rgba(21, 21, 21, 0.6);
    color: white;
    font-family: var(--font-main);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.input-group input:focus,
.input-group select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(255, 159, 64, 0.3);
}

.action-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.indicator {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #334155;
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    transition: background-color 0.2s, box-shadow 0.2s;
}

.indicator.active {
    background-color: #ff9f40;
    box-shadow: 0 0 20px 5px rgba(255, 159, 64, 0.8);
    animation: pulse-orange 0.5s ease-out;
}

@keyframes pulse-orange {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.5);
    }

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border: none;
    padding: 1rem 3rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary.stop {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}