:root {
    --primary-color: #10b981;
    --primary-hover: #059669;
    --bg-color: #0f172a;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --error-color: #ef4444;
    --success-color: #10b981;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-color);
    color: var(--text-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1.5rem;
    background-image: 
        radial-gradient(at 0% 0%, rgba(16, 185, 129, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.1) 0px, transparent 50%);
    background-attachment: fixed;
}

.widget-container {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: fadeUp 0.6s ease-out forwards;
}

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

.widget-header {
    text-align: center;
    margin-bottom: 2rem;
}

.widget-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.widget-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

input {
    width: 100%;
    padding: 0.875rem 1rem;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

input:focus + label {
    color: var(--primary-color);
}

input::placeholder {
    color: #475569;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

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

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

.spinner {
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top: 3px solid white;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: none;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.result-box {
    margin-top: 2rem;
    padding: 1.5rem;
    border-radius: 16px;
    text-align: center;
    animation: scaleIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.result-box.hidden {
    display: none;
}

.result-box.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.result-box.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.result-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.result-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.success .result-title {
    color: var(--success-color);
}

.error .result-title {
    color: var(--error-color);
}

.result-message {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.result-name {
    color: var(--text-primary);
    font-weight: 600;
}