:root {
    --bg: #0b0d12;
    --panel: #121725;
    --border: #1b2133;
    --text: #e6e9ef;
    --muted: #a5adcb;
    --primary: #3b82f6;
    --hover: #2f68ff;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: "Inter", system-ui, sans-serif;
}

/* Центрирование без ломания шапки и подвала */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 160px);
    padding: 40px 0;
}

/* Карточка */
.auth-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 420px;
    padding: 36px 40px 46px;
    text-align: center;
    animation: fadeIn 0.4s ease;
}

/* Заголовок */
.auth-box h2 {
    margin-bottom: 16px;
    font-size: 1.6rem;
    color: var(--text);
}

/* Вкладки */
.auth-tabs {
    display: flex;
    justify-content: center;
    gap: 40px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 30px;
    padding-bottom: 8px;
}

.auth-tabs a {
    color: var(--muted);
    font-weight: 500;
    text-decoration: none;
    padding-bottom: 6px;
    transition: all 0.25s ease;
}

.auth-tabs a.active {
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
}

.auth-tabs a:hover {
    color: var(--hover);
}

/* Поля */
form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-align: left;
}

label {
    font-size: 0.9rem;
    color: var(--muted);
}

input {
    background: #0f1320;
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 1rem;
    transition: border 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
    box-sizing: border-box;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 6px rgba(59, 130, 246, 0.4);
}

/* Кнопка */
.auth-btn {
    margin-top: 6px;
    background: linear-gradient(135deg, var(--primary), var(--hover));
    color: #fff;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    padding: 12px 0;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.25s ease;
}

.auth-btn:hover {
    background: linear-gradient(135deg, var(--hover), var(--primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.35);
}

/* Анимация */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* адаптив */
@media (max-width: 480px) {
    .auth-box {
        width: 92%;
        padding: 28px 24px 36px;
    }
}

/* 🟣 ЛОГОТИП НАД ФОРМОЙ */
.auth-logo-text {
  text-align: center;
  margin-bottom: 20px;
  animation: fadeIn 0.6s ease forwards;
}

.brand-text {
  font-size: 2.0rem;
  font-weight: 700;
  color: #e8ecf5;
  letter-spacing: 0.3px;
  text-shadow: 0 0 8px rgba(59, 130, 246, 0.3);
  cursor: default;
  transition: color 0.3s ease, text-shadow 0.3s ease, transform 0.3s ease;
}

.brand-text:hover {
  color: #3b82f6;
  text-shadow: 0 0 15px rgba(59, 130, 246, 0.6), 0 0 30px rgba(59, 130, 246, 0.4);
  transform: scale(1.03);
}

/* Эффект плавного появления */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}