:root {
    --primary: #5865f2;
    --primary-glow: rgba(88, 101, 242, 0.4);
    --secondary: #eb459e;
    --background: #0b0c10;
    --text: #ffffff;
    --text-muted: #949ba4;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Background Animation */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #1a1c2c 0%, #0b0c10 100%);
}

.circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: move 20s infinite alternate;
}

.circle-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -100px;
    right: -100px;
}

.circle-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    bottom: -50px;
    left: -50px;
    animation-delay: -5s;
}

.circle-3 {
    width: 250px;
    height: 250px;
    background: #4752c4;
    top: 40%;
    left: 30%;
    animation-delay: -10s;
}

@keyframes move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(100px, 100px); }
}

.container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.glass-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
}

.header {
    text-align: center;
    margin-bottom: 35px;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 10px;
}

.header h1 span {
    color: var(--primary);
}

.header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.input-wrapper {
    position: relative;
}

input {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 15px 20px;
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
}

input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.btn-primary {
    width: 100%;
    background: var(--primary);
    border: none;
    border-radius: 12px;
    padding: 18px;
    color: white;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    background: #4752c4;
    transform: scale(1.02);
}

.btn-primary:active {
    transform: scale(0.98);
}

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

@keyframes spin {
    to { transform: rotate(360deg); }
}

.status-message {
    margin-top: 20px;
    text-align: center;
    font-size: 0.9rem;
    padding: 12px;
    border-radius: 8px;
    display: none;
}

.status-success {
    display: block;
    background: rgba(76, 175, 80, 0.1);
    color: #4caf50;
    border: 1px solid rgba(76, 175, 80, 0.2);
}

.status-error {
    display: block;
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.2);
}

.footer {
    text-align: center;
    margin-top: 30px;
    color: var(--text-muted);
    font-size: 0.8rem;
}