body, html {
    margin: 0;
    padding: 0;
    background: #0f1117;
}

.page {
    min-height: 100vh;
    background: #0f1117;
    background-image: radial-gradient(circle, #2a2f3e 1px, transparent 1px);
    background-size: 28px 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: 'Palatino Linotype', Palatino, serif;
    position: relative;
    overflow: hidden;
}


.logo_area {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
}

.logo_text {
    text-align: left;
}


.logo_icon {
    font-size: 24px;
    color: #3b82f6;
    line-height: 2;
    margin-bottom: 12px;
}


.logo_card {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    padding: 10px 14px;
    width: fit-content;
    margin: 12px auto 0;
}



.card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    padding: 52px 48px;
    width: 100%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(12px);
}


.top_bar {
    position: fixed;
    top: 24px;
    right: 32px;
    z-index: 10;
  }


.register_btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    color: #94a3b8;
    padding: 10px 22px;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
    letter-spacing: 0.04em;
    transition: all 0.2s;
}


.app_name {
    font-size: 28px;
    font-weight: 700;
    color: #f1f5f9;
    margin: 0 0 8px;
    letter-spacing: -0.02em;
}


.tagline {
    font-size: 15px;
    color: #64748b;
    margin: 0;
}


.error_box {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    color: #fca5a5;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 14px;
    margin-bottom: 24px;
    text-align: center;
}


.form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}


.field_group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}


.label {
    font-size: 13px;
    font-weight: 600;
    color: #94a3b8;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}


.input {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 16px;
    color: #f1f5f9;
    outline: none;
    width: 100%;
    box-sizing: border-box;
}


.submit_btn {
    background: linear-gradient(135deg, #3b82f6, #0ea5e9);
    border: none;
    border-radius: 10px;
    padding: 15px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    cursor: pointer;
    letter-spacing: 0.03em;
    margin-top: 8px;
    transition: opacity 0.2s;
}