@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;700;900&display=swap');

:root {
    --neon-cyan: #00f6ff;
    --neon-magenta: #ff00c1;
    --bg-dark: #0a0a1a;
    --bg-card: rgba(15, 15, 35, 0.75);
    --text-light: #e0e0ff;
    --border-color: rgba(0, 246, 255, 0.2);
}

body {
    font-family: 'Vazirmatn', sans-serif;
    background-image: url('data:image/svg+xml;base64,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');
    background-color: var(--bg-dark);
    color: var(--text-light);
    margin: 0;
    padding: 1rem;
}

.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    backdrop-filter: blur(12px);
    width: 100%;
    max-width: 450px;
    padding: 2.5rem;
    animation: fadeIn 0.8s ease-out forwards;
    box-shadow: 0 0 25px rgba(0, 246, 255, 0.1), 0 0 50px rgba(0, 246, 255, 0.05);
}

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

.auth-logo {
    font-weight: 900;
    font-size: 2.5rem;
    color: var(--neon-cyan);
    text-shadow: 0 0 15px var(--neon-cyan);
    margin-bottom: 1rem;
    text-align: center;
}

.auth-title {
    text-align: center;
    color: var(--text-light);
    font-size: 1.25rem;
    margin-bottom: 2rem;
    font-weight: 300;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-field {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    color: var(--text-light) !important;
    border-radius: 8px;
    padding: 0.9rem 1rem;
    transition: all 0.3s ease;
}
.input-field::placeholder { color: rgba(224, 224, 255, 0.4); }
.input-field:focus {
    background: rgba(0, 0, 0, 0.6);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 246, 255, 0.5);
    outline: none;
}

.form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.btn-submit {
    width: 100%;
    font-weight: 700;
    font-size: 1rem;
    color: var(--bg-dark);
    background: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    padding: 0.9rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(0, 246, 255, 0.4);
}
.btn-submit:hover {
    box-shadow: 0 0 35px var(--neon-cyan);
    transform: translateY(-2px);
}

.auth-link {
    color: var(--neon-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
}
.auth-link:hover {
    color: var(--neon-magenta);
    text-shadow: 0 0 5px var(--neon-magenta);
}

.separator {
    margin: 1.5rem 0;
    border-color: rgba(255, 255, 255, 0.1);
}

.register-link {
    text-align: center;
    color: rgba(224, 224, 255, 0.7);
}