:root {
    --primary-color: #034dcc;
    --primary-dark: #023a9e;
    --accent-color: #00c6ff;
    --bg-gradient-start: #0f172a;
    --bg-gradient-end: #1e293b;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --input-bg: rgba(0, 0, 0, 0.2);
    --input-border: rgba(255, 255, 255, 0.1);
    --success-color: #10b981;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background-color: var(--bg-gradient-start);
  
}

.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at top right, #1e293b, #0f172a);
}

.background-gradient::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(3, 77, 204, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    filter: blur(60px);
}

.background-gradient::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 198, 255, 0.1) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    filter: blur(60px);
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.logooo {
    padding-top: 64px;
    text-align: center;
    margin-bottom: 40px;
    animation: fadeInDown 0.8s ease-out;
}


.logo-placeholder {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.content-wrapper {
    display: flex;
    gap: 30px;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    flex: 1;
    min-width: 350px;
    max-width: 550px;
    animation: fadeInUp 0.8s ease-out;
}

.panel-header h2 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    font-weight: 600;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 15px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: #fff;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(3, 77, 204, 0.2);
    background: rgba(0, 0, 0, 0.4);
}

.btn-primary {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 10px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(3, 77, 204, 0.4);
}

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

.hidden {
    display: none;
}

.signature-preview-wrapper {
    background: white;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.actions {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.btn-secondary {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: white;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.feedback-msg {
    color: var(--success-color);
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.feedback-msg.show {
    opacity: 1;
}

.code-output {
    display: flex;
    flex-direction: column;
}

.code-output label {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.code-output textarea {
    width: 100%;
    height: 150px;
    background: #0f172a;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: #cbd5e1;
    padding: 12px;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.85rem;
    resize: vertical;
}

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .content-wrapper {
        flex-direction: column;
        align-items: center;
    }
    
    .glass-panel {
        width: 100%;
        max-width: 100%;
    }
}

/* Remove number input spinners */
input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button { 
  -webkit-appearance: none; 
  margin: 0; 
}

input[type=number] {
  -moz-appearance: textfield;
}