/* ================= СТОРІНКА РЕЄСТРАЦІЇ ТА ВХОДУ (/uk-UA/auth) ================= */
.auth-page-section {
    max-width: 640px;
    margin: 8px auto 36px;
}

.auth-top-back-row {
    margin-bottom: 14px;
}

.btn-back-home {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    transition: border-color 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.btn-back-home:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateX(-2px);
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-soft);
}

.auth-tag {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 800;
    border-radius: 6px;
    background: rgba(56, 189, 248, 0.14);
    color: var(--accent-primary);
    margin-bottom: 10px;
}

.auth-title {
    font-size: 1.65rem;
    font-weight: 900;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 20px;
}

/* Перемикач вкладок: Реєстрація / Вхід */
.auth-mode-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 5px;
    border-radius: var(--radius-md);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.auth-mode-tab {
    min-height: 44px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.auth-mode-tab.active {
    background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

.btn-google {
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: border-color 0.2s ease, transform 0.15s ease;
}

.btn-google:hover {
    border-color: var(--accent-primary);
    transform: translateY(-1px);
}

.google-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #ffffff;
    color: #ea4335;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.auth-divider {
    text-align: center;
    margin: 18px 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    min-height: 46px;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.form-input:focus {
    border-color: var(--accent-primary);
}

.email-input-row,
.code-verify-row {
    display: flex;
    gap: 10px;
    align-items: stretch;
}

.input-with-check {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
}

.verified-check {
    position: absolute;
    right: 10px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(16, 185, 129, 0.18);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    font-size: 0.78rem;
    font-weight: 700;
}

.code-input {
    letter-spacing: 6px;
    font-weight: 800;
    text-align: center;
    font-size: 1.15rem;
}

.form-hint {
    margin-top: 6px;
    font-size: 0.84rem;
    color: var(--accent-primary);
}

.form-row-two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.btn-secondary,
.btn-accent {
    min-height: 46px;
    padding: 0 18px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
    border: 1px solid var(--border-color);
    background: var(--bg-elevated);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
}

.btn-accent {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: #ffffff;
}

.btn-primary-large {
    width: 100%;
    min-height: 52px;
    margin-top: 8px;
    background: linear-gradient(135deg, #38bdf8, #0284c7);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.15s ease, opacity 0.2s ease;
}

.btn-primary-large:hover {
    opacity: 0.94;
    transform: translateY(-1px);
}

/* ================= АДАПТИВНІСТЬ ДЛЯ ПЛАНШЕТІВ ТА СМАРТФОНІВ ================= */
@media (max-width: 680px) {
    .auth-card {
        padding: 20px 16px;
    }

    .auth-title {
        font-size: 1.35rem;
    }

    .auth-mode-tabs {
        grid-template-columns: 1fr;
    }

    .form-row-two {
        grid-template-columns: 1fr;
    }

    .email-input-row,
    .code-verify-row {
        flex-direction: column;
    }
}