:root {
    --bg-color: #0f172a;
    --panel-bg: rgba(30, 41, 59, 0.7);
    --panel-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --neon-color: #0ea5e9;
    --neon-glow: 0 0 10px rgba(14, 165, 233, 0.5), 0 0 20px rgba(14, 165, 233, 0.3);
    --success-color: #10b981;
    --warning-color: #f59e0b;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow-x: hidden;
    padding: 20px;
}

.font-mono {
    font-family: 'JetBrains Mono', monospace;
}

.text-neon {
    color: var(--neon-color);
    text-shadow: var(--neon-glow);
}

.text-muted {
    color: var(--text-secondary);
}

/* Background Animated Shapes */
.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: #0ea5e9;
    top: -100px;
    left: -100px;
    animation: float 8s ease-in-out infinite alternate;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: #8b5cf6;
    bottom: -150px;
    right: -100px;
    animation: float 12s ease-in-out infinite alternate-reverse;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: #10b981;
    top: 40%;
    left: 60%;
    animation: float 10s ease-in-out infinite alternate;
}

@keyframes float {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(30px) scale(1.1); }
}

/* Glassmorphism Panel */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--panel-border);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 900px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 30px;
}

header {
    text-align: center;
}

header .logo {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 5px;
}

header .subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Input Section */
.input-section {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.input-section label {
    font-weight: 600;
    color: var(--text-primary);
}

textarea {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    padding: 15px;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    resize: vertical;
    transition: all 0.3s ease;
}

textarea:focus {
    outline: none;
    border-color: var(--neon-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.btn-neon {
    background: linear-gradient(135deg, #0ea5e9, #3b82f6);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    box-shadow: 0 10px 20px -10px rgba(14, 165, 233, 0.5);
}

.btn-neon:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px -10px rgba(14, 165, 233, 0.7);
}

.btn-neon:active {
    transform: translateY(1px);
}

.btn-neon:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Result Section */
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.table-header h2 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.badge.scanning {
    background: rgba(14, 165, 233, 0.1);
    color: #38bdf8;
    border: 1px solid rgba(14, 165, 233, 0.3);
}

.badge.pending {
    background: rgba(245, 158, 11, 0.1);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge.success {
    background: rgba(16, 185, 129, 0.1);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Table */
.table-responsive {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--panel-border);
    background: rgba(15, 23, 42, 0.4);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

th {
    background: rgba(255, 255, 255, 0.02);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

tr {
    transition: background 0.2s;
}

tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

tr:last-child td {
    border-bottom: none;
}

/* Flash Effect for OTP */
@keyframes flashGreen {
    0% { background-color: rgba(16, 185, 129, 0.4); }
    100% { background-color: transparent; }
}

.flash-green {
    animation: flashGreen 1.5s ease-out;
}

.otp-highlight {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--success-color);
    letter-spacing: 2px;
}

.btn-copy {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    padding: 5px;
    transition: color 0.2s;
}

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

footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 10px;
    border-top: 1px solid var(--panel-border);
    padding-top: 20px;
}

@media (max-width: 768px) {
    .glass-panel { padding: 20px; }
    .table-header { flex-direction: column; align-items: flex-start; gap: 10px; }
}