:root {
    --primary: #f9d71c;
    --dark: #0f0f0f;
    --card: #1a1a1a;
    --text: #f0f0f0;
    --accent: #333333;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark);
    color: var(--text);
    line-height: 1.6;
}

.app-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 30px 15px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    font-size: 2.2rem;
    font-weight: 600;
}

.logo span { color: var(--primary); }

.generator-card, .result-card {
    background: var(--card);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.6);
    border: 1px solid var(--accent);
}

.form-group { margin-bottom: 18px; }

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

textarea {
    width: 100%;
    height: 100px;
    background: var(--dark);
    border: 1px solid var(--accent);
    border-radius: 10px;
    padding: 15px;
    color: white;
    resize: none;
    font-size: 1rem;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

select {
    width: 100%;
    padding: 12px;
    background: var(--dark);
    border: 1px solid var(--accent);
    color: white;
    border-radius: 8px;
    cursor: pointer;
}

button {
    width: 100%;
    padding: 16px;
    background: var(--primary);
    color: #000;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(249, 215, 28, 0.3);
}

.hidden { display: none; }

.result-container { margin-top: 40px; }

.optimized-prompt-box {
    background: #000;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-style: italic;
    font-size: 0.85rem;
    border-left: 5px solid var(--primary);
    color: #bbb;
}

.image-display img {
    width: 100%;
    border-radius: 12px;
    display: block;
}

.action-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.btn-secondary {
    flex: 1;
    text-align: center;
    text-decoration: none;
    color: #fff;
    border: 1px solid var(--accent);
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    background: transparent;
    transition: background 0.3s;
}

.btn-secondary:hover { background: var(--accent); }

.loader {
    border: 3px solid #000;
    border-top: 3px solid #fff;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: none;
    margin-left: 10px;
}

@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }