/* Skyra Neo Uploader - Glassmorphism Theme */

:root {
    --bg-dark: #0a0a1a;
    --bg-gradient: linear-gradient(135deg, #0a0a1a 0%, #1a1a3a 50%, #0f0f2f 100%);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-glow: rgba(138, 97, 237, 0.3);
    --primary: #8a61ed;
    --primary-hover: #9b7af0;
    --secondary: #3a3a5a;
    --text: #ffffff;
    --text-muted: #8888aa;
    --accent: #00d4ff;
    --success: #00ff88;
    --warning: #ffaa00;
    --error: #ff4466;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-gradient);
    min-height: 100vh;
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 680px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 2rem;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 500;
}

/* Form */
.upload-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Cover Section */
.cover-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.cover-preview {
    width: 180px;
    height: 180px;
    border-radius: 16px;
    background: var(--glass-bg);
    border: 2px dashed var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
}

.cover-preview:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--glass-glow);
}

.cover-preview.has-image {
    border-style: solid;
    border-color: var(--primary);
}

.cover-placeholder {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.cover-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

.cover-preview.has-image img {
    display: block;
}

.cover-preview.has-image .cover-placeholder {
    display: none;
}

/* Glassmorphism Form Section */
.form-section {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
}

.form-section h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text);
}

/* Form Groups */
.form-group {
    margin-bottom: 1rem;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Inputs */
input[type="text"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text);
    transition: all 0.2s ease;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--glass-glow);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238888aa' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

select option {
    background: #1a1a3a;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

/* File Upload Grid */
.file-upload-grid {
    display: grid;
    gap: 0.75rem;
}

.file-upload-item {
    position: relative;
}

.file-upload-item.highlight .file-label {
    border-color: var(--primary);
    background: rgba(138, 97, 237, 0.1);
}

.file-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 10px;
    border: 1px dashed var(--glass-border);
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-label:hover {
    border-color: var(--primary);
    background: rgba(138, 97, 237, 0.1);
}

.file-label input[type="file"] {
    display: none;
}

.file-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.file-text {
    font-weight: 500;
    flex-grow: 1;
}

.file-name {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-name.selected {
    color: var(--success);
}

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.95rem;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--glass-border);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.checkbox-label input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* Buttons */
.btn {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #6b4ed8);
    color: white;
    box-shadow: 0 4px 20px var(--glass-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--glass-glow);
}

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

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Submit Section */
.submit-section {
    display: flex;
    justify-content: center;
}

.submit-section .btn-primary {
    width: 100%;
    max-width: 300px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Status Message */
.status-message {
    text-align: center;
    padding: 1rem;
    border-radius: 10px;
    font-weight: 500;
}

.status-message.success {
    background: rgba(0, 255, 136, 0.1);
    color: var(--success);
    border: 1px solid var(--success);
}

.status-message.error {
    background: rgba(255, 68, 102, 0.1);
    color: var(--error);
    border: 1px solid var(--error);
}

.status-message.loading {
    background: rgba(138, 97, 237, 0.1);
    color: var(--primary);
    border: 1px solid var(--primary);
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 1rem;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .cover-preview {
        width: 150px;
        height: 150px;
    }
}

/* Animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.btn-loading {
    animation: pulse 1.5s ease-in-out infinite;
}