:root {
    --bg-color: #0a0a0a;
    --card-bg: rgba(255, 255, 255, 0.05);
    --accent-color: #00f2ff; /* Cyber Neon Blue */
    --text-color: #e0e0e0;
    --border-style: 1px solid rgba(255, 255, 255, 0.1);
}

body {
    margin: 0;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    padding: 2rem;
    text-align: center;
}

.main-logo {
    max-height: 80px;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.2));
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(15px);
    border: var(--border-style);
    padding: 40px;
    border-radius: 20px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

h2 {
    margin-top: 0;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-left: 4px solid var(--accent-color);
    padding-left: 15px;
}

.input-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.85rem;
    color: #888;
    text-transform: uppercase;
}

input, textarea {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid #333;
    border-radius: 8px;
    color: white;
    box-sizing: border-box;
    transition: 0.3s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 8px rgba(0, 242, 255, 0.2);
}

.upload-section {
    margin: 25px 0;
}

#audioUpload { display: none; }

.custom-file-upload {
    display: inline-block;
    padding: 10px 20px;
    cursor: pointer;
    background: #1a1a1a;
    border: 1px dashed #444;
    border-radius: 5px;
    transition: 0.3s;
}

.custom-file-upload:hover {
    background: #222;
    border-color: var(--accent-color);
}

#fileNameDisplay {
    font-size: 0.8rem;
    margin-left: 10px;
    color: #666;
}

.glow-button {
    width: 100%;
    padding: 15px;
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    font-weight: bold;
    letter-spacing: 3px;
    border-radius: 50px;
    cursor: pointer;
    transition: 0.4s;
}

.glow-button:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px var(--accent-color);
}

footer {
    text-align: center;
    padding: 40px 20px;
    background: rgba(0,0,0,0.8);
    border-top: var(--border-style);
}

footer h3 {
    font-size: 0.9rem;
    letter-spacing: 4px;
    margin-bottom: 20px;
    color: #aaa;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    margin: 0 15px;
    transition: 0.3s;
}

.social-links a:hover {
    color: var(--accent-color);
}

.result-box {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--accent-color);
    padding: 15px;
    border-radius: 10px;
    position: relative;
    margin-top: 10px;
}

.phase-container {
    margin-top: 20px;
    padding: 18px;
    background: rgba(0, 0, 0, 0.18);
    border-radius: 18px;
    color: #ffffff;
    max-width: 820px;
    width: 100%;
    box-sizing: border-box;
}

.phase-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.progress-bar-container {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.5);
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #00f2ff, #0099ff);
    width: 0%;
    animation: progress-pulse 1.5s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(0, 242, 255, 0.6);
}

@keyframes progress-pulse {
    0%, 100% {
        box-shadow: 0 0 10px rgba(0, 242, 255, 0.6);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 242, 255, 0.9);
    }
}

.download-btn {
    display: inline-block;
    margin-top: 14px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #00f2ff, #0099ff);
    border: none;
    border-radius: 8px;
    color: #000;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.6);
}

.download-btn:active {
    transform: scale(0.98);
}

#promptOutput {
    color: #fff;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
    padding-right: 60px; /* Space for copy button */
    word-wrap: break-word;
}

#copyBtn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--accent-color);
    border: none;
    color: #000;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.7rem;
    font-weight: bold;
}

#copyBtn:hover {
    background: #fff;
}