:root {
    --primary: #00aea5;
    --bg-light-79: #e9f4f479;
    --bg-light-39: #e9f4f439;
    --dark: #0d0e1a;
    --white: #ffffff;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--dark);
    color: var(--white);
    padding: 40px 20px;
    display: flex;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 900px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--bg-light-39);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.brand-logo-container {
    display: flex;
    justify-content: center;
    margin-bottom: 15px;
}

.brand-logo {
    max-height: 60px;
    width: auto;
    object-fit: contain;
}

h1 {
    color: var(--primary);
    margin-bottom: 30px;
    text-align: center;
    font-size: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Import JSON Drawer Section */
.import-section {
    margin-bottom: 25px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px dashed var(--bg-light-39);
    border-radius: 8px;
    padding: 15px;
}

.btn-toggle {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-toggle:hover {
    background-color: var(--bg-light-39);
}

.import-drawer {
    display: none;
    flex-direction: column;
    gap: 12px;
    margin-top: 15px;
}

.import-drawer textarea {
    width: 100%;
    height: 100px;
    background-color: var(--dark);
    border: 1px solid var(--bg-light-79);
    border-radius: 6px;
    padding: 12px;
    color: #8da2b5;
    font-family: monospace;
    font-size: 0.85rem;
    resize: vertical;
}

.import-drawer textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.85rem;
    align-self: flex-start;
}

.error-msg {
    color: #ff4a5a;
    font-size: 0.85rem;
    display: none;
}

.section-title {
    color: var(--primary);
    border-bottom: 2px solid var(--bg-light-39);
    padding-bottom: 8px;
    margin: 30px 0 20px 0;
    font-size: 1.4rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

label {
    font-size: 0.85rem;
    margin-bottom: 6px;
    color: #b0b5c6;
}

input {
    background-color: var(--bg-light-39);
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 10px 12px;
    color: var(--white);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    background-color: var(--bg-light-79);
}

input::placeholder {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.85rem;
}

.actions {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

button {
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    padding: 12px 30px;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--dark);
    border: none;
    box-shadow: 0 4px 15px rgba(0, 174, 165, 0.4);
}

.btn-primary:hover {
    background-color: var(--white);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    background-color: var(--primary);
    color: var(--dark);
    border: 1px solid var(--bg-light-79);
    display: none;
}

.btn-secondary:hover {
    /*background-color: var(--bg-light-39);*/
    background-color: var(--white);
}

.qr-output-container {
    margin-top: 30px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.json-preview {
    width: 100%;
    background: #05060b;
    padding: 15px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.8rem;
    color: #8da2b5;
    word-break: break-all;
    margin-top: 15px;
    border: 1px solid #1a1d33;
    max-width: 600px;
}

.json-preview-wrapper {
    width: 100%;
    max-width: 600px;
    margin-top: 15px;
    border: 1px solid #1a1d33;
    border-radius: 6px;
    background: #05060b;
    overflow: hidden;
}

.preview-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 8px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #1a1d33;
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 600;
}

.btn-copy {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-copy:hover {
    background: var(--primary);
    color: var(--dark);
}

/* Redefined from previous version for multi-line support */
.json-preview {
    padding: 15px;
    font-family: monospace;
    font-size: 0.8rem;
    color: #8da2b5;
    text-align: left;
    white-space: pre-wrap; /* Retains pretty indentation lines */
    word-break: break-all;
    margin: 0;
}

/* Informative Guidelines Banner */
.form-notice-info {
    background-color: rgba(0, 174, 165, 0.08);
    border-left: 4px solid var(--primary);
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 25px;
    font-size: 0.9rem;
    line-height: 1.4;
    color: #cadbdc;
}

/* Data Size Warning Alert Panel */
.density-warning {
    background-color: rgba(255, 165, 0, 0.1);
    border: 1px solid #ffb300;
    border-radius: 6px;
    padding: 12px 15px;
    color: #ffe082;
    font-size: 0.85rem;
    line-height: 1.5;
    text-align: left;
    max-width: 600px;
    margin-bottom: 15px;
}