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

:root {
    --color-dark: #0a0f0f;
    --color-darker: #050808;
    --color-medium: #1a2323;
    --color-light: #2a3838;
    --color-text: #c8d0d0;
    --color-text-bright: #e8f0f0;
    --color-accent: #8b9d9d;
    --color-border: #3a4848;
    --color-success: #5a8a5a;
    --color-warning: #8a7a5a;
    --color-error: #8a5a5a;
    --color-primary: #4a7a8a;
}

body {
    font-family: 'Courier New', 'Monaco', monospace;
    background-color: var(--color-darker);
    color: var(--color-text);
    line-height: 1.4;
    min-height: 100vh;
}

.background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, var(--color-medium) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, var(--color-light) 0%, transparent 50%);
    opacity: 0.1;
    z-index: -1;
}

/* Header */
.header {
    background-color: var(--color-dark);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 2rem;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    width: 75px;
    height: 75px;
}

.title h1 {
    color: #9B5AAF;
    font-size: 1.4rem;
    font-weight: normal;
    letter-spacing: 1px;
}

.subtitle {
    color: var(--color-accent);
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.access-display {
    font-size: 1.0rem;
}

.access-level {
    padding: 0.2rem 0.6rem;
    border: 1px solid;
    font-weight: bold;
}

.access-level.delta { border-color: #FFFF00; color: #FFFF00; }
.access-level.gamma { border-color: #00FF00; color: #00FF00; }
.access-level.beta { border-color: #0000FF; color: #0000FF; }
.access-level.alpha { border-color: #FF0000; color: #FF0000; }

/* Main Content */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.panel {
    background-color: var(--color-dark);
    border: 1px solid var(--color-border);
    padding: 2rem;
}

.panel h2 {
    color: var(--color-text-bright);
    font-size: 1.1rem;
    font-weight: normal;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5rem;
}

.panel-description {
    color: var(--color-accent);
    font-size: 0.85rem;
    margin-bottom: 2rem;
    line-height: 1.3;
}

.controls {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .controls {
        grid-template-columns: 1fr;
    }
}

.generate-btn {
    padding: 1rem;
    background-color: var(--color-medium);
    border: 1px solid var(--color-border);
    color: var(--color-text-bright);
    font-family: inherit;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.generate-btn:hover {
    background-color: var(--color-light);
    border-color: #9B5AAF;
}

.generate-btn.primary {
    background-color: #9B5AAF;
    border-color: var(--color-primary);
}

.generate-btn.primary:hover {
    background-color: var(--color-light);
    border-color: #9B5AAF;
}

/* Results */
.results-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .results-container {
        grid-template-columns: 1fr;
    }
}

.result-section h3,
.qr-section h3 {
    color: var(--color-accent);
    font-size: 0.9rem;
    font-weight: normal;
    margin-bottom: 0.5rem;
}

.code-output {
    background-color: var(--color-medium);
    border: 1px solid var(--color-border);
    padding: 1rem;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--color-text-bright);
    text-align: center;
    word-break: break-all;
}

.timestamp {
    font-size: 0.8rem;
    color: var(--color-accent);
    margin: 0.5rem 0;
    text-align: center;
}

.qr-section {
    text-align: center;
}

.qr-code {
    width: 180px;
    height: 180px;
    margin: 0 auto 1rem;
    background: white;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
}

.qr-info {
    margin: 1rem 0;
}

.info-item {
    font-size: 0.8rem;
    padding: 0.5rem;
    background-color: var(--color-medium);
    margin-bottom: 0.5rem;
    text-align: left;
}

.info-item span:first-child {
    color: var(--color-accent);
    margin-right: 0.5rem;
}

.download-btn {
    padding: 0.8rem 1.5rem;
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.9rem;
    width: 100%;
}

.download-btn:hover {
    border-color: #9B5AAF;
    color: var(--color-text-bright);
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    border-top: 1px solid var(--color-border);
    padding: 1rem 1rem;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.access-input {
    font-size: 0.9rem;
}

.access-input input {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-bright);
    padding: 0.2rem 0.5rem;
    font-family: inherit;
    width: 300px;
}

.access-input input:focus {
    outline: none;
    border-bottom-color: var(--color-accent);
}

.system-status {
    font-size: 0.8rem;
    color: var(--color-accent);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--color-dark);
    border: 1px solid var(--color-border);
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    color: var(--color-text-bright);
    font-weight: normal;
}

.modal-controls {
    display: flex;
    gap: 0.5rem;
}

.btn-secondary {
    padding: 0.3rem 0.8rem;
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
}

.btn-close {
    padding: 0.3rem 0.6rem;
    background-color: transparent;
    border: 1px solid var(--color-error);
    color: var(--color-error);
    font-family: inherit;
    cursor: pointer;
}

.modal-body {
    padding: 1rem;
    max-height: 60vh;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    white-space: pre-wrap;
    line-height: 1.5;
}

/* Notification */
.notification {
    position: fixed;
    top: 25px;
    right: 25px;
    padding: 1rem 1.5rem;
    background-color: var(--color-dark);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-accent);
    color: var(--color-text-bright);
    z-index: 1001;
    opacity: 0;
    transform: translateX(100%);
}

.notification.success { border-left-color: var(--color-success); }
.notification.error { border-left-color: var(--color-error); }
.notification.warning { border-left-color: var(--color-warning); }
.notification.info { border-left-color: var(--color-accent); }

/* Archive Button */
.archive-btn {
    position: fixed;
    bottom: 80px;
    right: 20px;
    padding: 0.5rem 1rem;
    background-color: var(--color-medium);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: inherit;
    cursor: pointer;
    z-index: 100;
}

.archive-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-text-bright);
}

.archive-btn.hidden {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .access-input input {
        width: 200px;
    }

    .main-container {
        padding: 1rem;
        margin-bottom: 120px;
    }

    .controls {
        grid-template-columns: 1fr;
    }

    .results-container {
        grid-template-columns: 1fr;
    }
}